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Posted to commits@ignite.apache.org by ag...@apache.org on 2017/04/27 07:17:25 UTC

[23/37] ignite git commit: IGNITE-3488: Prohibited null as cache name. This closes #1790.

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/config/spring-cache-load.xml
----------------------------------------------------------------------
diff --git a/modules/core/src/test/config/spring-cache-load.xml b/modules/core/src/test/config/spring-cache-load.xml
index 48f662f..346c34a 100644
--- a/modules/core/src/test/config/spring-cache-load.xml
+++ b/modules/core/src/test/config/spring-cache-load.xml
@@ -49,6 +49,7 @@
 
         <property name="cacheConfiguration">
             <bean class="org.apache.ignite.configuration.CacheConfiguration">
+                <property name="name" value="test-cache"/>
                 <property name="cacheMode" value="PARTITIONED"/>
 
                 <property name="rebalanceMode" value="SYNC"/>

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/config/spring-cache-swap.xml
----------------------------------------------------------------------
diff --git a/modules/core/src/test/config/spring-cache-swap.xml b/modules/core/src/test/config/spring-cache-swap.xml
index 2e1dd36..6caaf32 100644
--- a/modules/core/src/test/config/spring-cache-swap.xml
+++ b/modules/core/src/test/config/spring-cache-swap.xml
@@ -30,6 +30,8 @@
 
         <property name="cacheConfiguration">
             <bean class="org.apache.ignite.configuration.CacheConfiguration">
+                <property name="name" value="test-cache"/>
+
                 <property name="cacheMode" value="LOCAL"/>
 
                 <property name="swapEnabled" value="true"/>

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/config/spring-cache-teststore.xml
----------------------------------------------------------------------
diff --git a/modules/core/src/test/config/spring-cache-teststore.xml b/modules/core/src/test/config/spring-cache-teststore.xml
index a17270b..a1698ab 100644
--- a/modules/core/src/test/config/spring-cache-teststore.xml
+++ b/modules/core/src/test/config/spring-cache-teststore.xml
@@ -30,6 +30,8 @@
 
         <property name="cacheConfiguration">
             <bean class="org.apache.ignite.configuration.CacheConfiguration">
+                <property name="name" value="test-cache"/>
+
                 <property name="cacheMode" value="PARTITIONED"/>
 
                 <property name="swapEnabled" value="false"/>

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/config/store/jdbc/ignite-jdbc-type.xml
----------------------------------------------------------------------
diff --git a/modules/core/src/test/config/store/jdbc/ignite-jdbc-type.xml b/modules/core/src/test/config/store/jdbc/ignite-jdbc-type.xml
index 6b75041..9b2174a 100644
--- a/modules/core/src/test/config/store/jdbc/ignite-jdbc-type.xml
+++ b/modules/core/src/test/config/store/jdbc/ignite-jdbc-type.xml
@@ -28,6 +28,7 @@
                            http://www.springframework.org/schema/util
                            http://www.springframework.org/schema/util/spring-util.xsd">
     <bean class="org.apache.ignite.cache.store.jdbc.JdbcType">
+        <property name="cacheName" value="default"/>
         <property name="databaseSchema" value="PUBLIC"/>
         <property name="databaseTable" value="ORGANIZATION"/>
         <property name="keyType" value="org.apache.ignite.cache.store.jdbc.model.OrganizationKey"/>
@@ -75,6 +76,7 @@
     </bean>
 
     <bean class="org.apache.ignite.cache.store.jdbc.JdbcType">
+        <property name="cacheName" value="default"/>
         <property name="databaseSchema" value="PUBLIC"/>
         <property name="databaseTable" value="PERSON"/>
         <property name="keyType" value="org.apache.ignite.cache.store.jdbc.model.PersonKey"/>
@@ -122,6 +124,7 @@
     </bean>
 
     <bean class="org.apache.ignite.cache.store.jdbc.JdbcType">
+        <property name="cacheName" value="default"/>
         <property name="databaseSchema" value="PUBLIC"/>
         <property name="databaseTable" value="PERSON_COMPLEX"/>
         <property name="keyType" value="org.apache.ignite.cache.store.jdbc.model.PersonComplexKey"/>
@@ -193,6 +196,7 @@
     </bean>
 
     <bean class="org.apache.ignite.cache.store.jdbc.JdbcType">
+        <property name="cacheName" value="default"/>
         <property name="databaseSchema" value="PUBLIC"/>
         <property name="databaseTable" value="STRING_ENTRIES"/>
         <property name="keyType" value="java.lang.String"/>
@@ -220,6 +224,7 @@
     </bean>
 
     <bean class="org.apache.ignite.cache.store.jdbc.JdbcType">
+        <property name="cacheName" value="default"/>
         <property name="databaseSchema" value="PUBLIC"/>
         <property name="databaseTable" value="UUID_ENTRIES"/>
         <property name="keyType" value="java.util.UUID"/>
@@ -249,6 +254,7 @@
     </bean>
 
     <bean class="org.apache.ignite.cache.store.jdbc.JdbcType">
+        <property name="cacheName" value="default"/>
         <property name="databaseSchema" value="PUBLIC"/>
         <property name="databaseTable" value="TIMESTAMP_ENTRIES"/>
         <property name="keyType" value="java.sql.Timestamp"/>

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/GridCacheAffinityBackupsSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/GridCacheAffinityBackupsSelfTest.java b/modules/core/src/test/java/org/apache/ignite/GridCacheAffinityBackupsSelfTest.java
index b8a931f..5e7b4e2 100644
--- a/modules/core/src/test/java/org/apache/ignite/GridCacheAffinityBackupsSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/GridCacheAffinityBackupsSelfTest.java
@@ -49,7 +49,7 @@ public class GridCacheAffinityBackupsSelfTest extends GridCommonAbstractTest {
 
         ((TcpDiscoverySpi)cfg.getDiscoverySpi()).setIpFinder(ipFinder);
 
-        CacheConfiguration ccfg = new CacheConfiguration();
+        CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg.setCacheMode(CacheMode.PARTITIONED);
         ccfg.setBackups(backups);

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/GridTestStoreNodeStartup.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/GridTestStoreNodeStartup.java b/modules/core/src/test/java/org/apache/ignite/GridTestStoreNodeStartup.java
index 1e4bbc9..03e60e2 100644
--- a/modules/core/src/test/java/org/apache/ignite/GridTestStoreNodeStartup.java
+++ b/modules/core/src/test/java/org/apache/ignite/GridTestStoreNodeStartup.java
@@ -40,7 +40,7 @@ public class GridTestStoreNodeStartup {
         try {
             Ignite g = G.start("modules/core/src/test/config/spring-cache-teststore.xml");
 
-            g.cache(null).loadCache(new P2<Object, Object>() {
+            g.cache("test-cache").loadCache(new P2<Object, Object>() {
                 @Override public boolean apply(Object o, Object o1) {
                     System.out.println("Key=" + o + ", Val=" + o1);
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/IgniteCacheAffinitySelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/IgniteCacheAffinitySelfTest.java b/modules/core/src/test/java/org/apache/ignite/IgniteCacheAffinitySelfTest.java
index 21e54db..cf54949 100644
--- a/modules/core/src/test/java/org/apache/ignite/IgniteCacheAffinitySelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/IgniteCacheAffinitySelfTest.java
@@ -104,7 +104,7 @@ public class IgniteCacheAffinitySelfTest extends IgniteCacheAbstractTest {
      * Check CacheAffinityProxy methods.
      */
     private void checkAffinity() {
-        checkAffinity(grid(0).affinity(null), internalCache(1, null).affinity());
+        checkAffinity(grid(0).affinity(DEFAULT_CACHE_NAME), internalCache(1, DEFAULT_CACHE_NAME).affinity());
         checkAffinity(grid(0).affinity(CACHE2), internalCache(1, CACHE2).affinity());
     }
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/IgniteWarmupClosureSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/IgniteWarmupClosureSelfTest.java b/modules/core/src/test/java/org/apache/ignite/cache/IgniteWarmupClosureSelfTest.java
index 4c3c1ae..30e6072 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/IgniteWarmupClosureSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/IgniteWarmupClosureSelfTest.java
@@ -57,7 +57,7 @@ public class IgniteWarmupClosureSelfTest extends GridCommonAbstractTest {
 
         cfg.setWarmupClosure(warmupClosure);
 
-        CacheConfiguration<Integer, Integer> cacheCfg = new CacheConfiguration<>();
+        CacheConfiguration<Integer, Integer> cacheCfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
 
         cacheCfg.setCacheMode(CacheMode.PARTITIONED);
         cacheCfg.setAtomicityMode(CacheAtomicityMode.ATOMIC);

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/LargeEntryUpdateTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/LargeEntryUpdateTest.java b/modules/core/src/test/java/org/apache/ignite/cache/LargeEntryUpdateTest.java
index 592ba0f..be92761 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/LargeEntryUpdateTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/LargeEntryUpdateTest.java
@@ -80,7 +80,7 @@ public class LargeEntryUpdateTest extends GridCommonAbstractTest {
         CacheConfiguration[] ccfgs = new CacheConfiguration[CACHE_COUNT];
 
         for (int i = 0; i < CACHE_COUNT; ++i) {
-            CacheConfiguration ccfg = new CacheConfiguration();
+            CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
             ccfg.setName(CACHE_PREFIX + i);
             ccfg.setAtomicityMode(CacheAtomicityMode.ATOMIC);
             ccfg.setCacheMode(CacheMode.PARTITIONED);

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityClientNodeSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityClientNodeSelfTest.java b/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityClientNodeSelfTest.java
index 04c6061..73302d9 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityClientNodeSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityClientNodeSelfTest.java
@@ -62,26 +62,26 @@ public class AffinityClientNodeSelfTest extends GridCommonAbstractTest {
 
         ((TcpDiscoverySpi)cfg.getDiscoverySpi()).setIpFinder(ipFinder);
 
-        CacheConfiguration ccfg1 = new CacheConfiguration();
+        CacheConfiguration ccfg1 = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg1.setBackups(1);
         ccfg1.setName(CACHE1);
         ccfg1.setAffinity(new RendezvousAffinityFunction());
         ccfg1.setNodeFilter(new TestNodesFilter());
 
-        CacheConfiguration ccfg2 = new CacheConfiguration();
+        CacheConfiguration ccfg2 = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg2.setBackups(1);
         ccfg2.setName(CACHE2);
         ccfg2.setAffinity(new RendezvousAffinityFunction());
 
-        CacheConfiguration ccfg4 = new CacheConfiguration();
+        CacheConfiguration ccfg4 = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg4.setCacheMode(REPLICATED);
         ccfg4.setName(CACHE4);
         ccfg4.setNodeFilter(new TestNodesFilter());
 
-        CacheConfiguration ccfg5 = new CacheConfiguration();
+        CacheConfiguration ccfg5 = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg5.setBackups(1);
         ccfg5.setName(CACHE5);
@@ -125,7 +125,7 @@ public class AffinityClientNodeSelfTest extends GridCommonAbstractTest {
 
         Ignite client = ignite(NODE_CNT - 1);
 
-        CacheConfiguration ccfg = new CacheConfiguration();
+        CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg.setBackups(0);
 
@@ -134,7 +134,7 @@ public class AffinityClientNodeSelfTest extends GridCommonAbstractTest {
         IgniteCache<Integer, Integer> cache = client.createCache(ccfg);
 
         try {
-            checkCache(null, 1);
+            checkCache(DEFAULT_CACHE_NAME, 1);
         }
         finally {
             cache.destroy();
@@ -143,7 +143,7 @@ public class AffinityClientNodeSelfTest extends GridCommonAbstractTest {
         cache = client.createCache(ccfg, new NearCacheConfiguration());
 
         try {
-            checkCache(null, 1);
+            checkCache(DEFAULT_CACHE_NAME, 1);
         }
         finally {
             cache.destroy();

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityFunctionBackupFilterAbstractSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityFunctionBackupFilterAbstractSelfTest.java b/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityFunctionBackupFilterAbstractSelfTest.java
index af969e9..2110c28 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityFunctionBackupFilterAbstractSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityFunctionBackupFilterAbstractSelfTest.java
@@ -182,11 +182,11 @@ public abstract class AffinityFunctionBackupFilterAbstractSelfTest extends GridC
      */
     @SuppressWarnings("ConstantConditions")
     private void checkPartitions() throws Exception {
-        AffinityFunction aff = cacheConfiguration(grid(0).configuration(), null).getAffinity();
+        AffinityFunction aff = cacheConfiguration(grid(0).configuration(), DEFAULT_CACHE_NAME).getAffinity();
 
         int partCnt = aff.partitions();
 
-        IgniteCache<Object, Object> cache = grid(0).cache(null);
+        IgniteCache<Object, Object> cache = grid(0).cache(DEFAULT_CACHE_NAME);
 
         for (int i = 0; i < partCnt; i++) {
             Collection<ClusterNode> nodes = affinity(cache).mapKeyToPrimaryAndBackups(i);
@@ -236,11 +236,11 @@ public abstract class AffinityFunctionBackupFilterAbstractSelfTest extends GridC
      */
     @SuppressWarnings("ConstantConditions")
     private void checkPartitionsWithAffinityBackupFilter() throws Exception {
-        AffinityFunction aff = cacheConfiguration(grid(0).configuration(), null).getAffinity();
+        AffinityFunction aff = cacheConfiguration(grid(0).configuration(), DEFAULT_CACHE_NAME).getAffinity();
 
         int partCnt = aff.partitions();
 
-        IgniteCache<Object, Object> cache = grid(0).cache(null);
+        IgniteCache<Object, Object> cache = grid(0).cache(DEFAULT_CACHE_NAME);
 
         for (int i = 0; i < partCnt; i++) {
             Collection<ClusterNode> nodes = affinity(cache).mapKeyToPrimaryAndBackups(i);

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityFunctionExcludeNeighborsAbstractSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityFunctionExcludeNeighborsAbstractSelfTest.java b/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityFunctionExcludeNeighborsAbstractSelfTest.java
index 29576b1..900d4f5 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityFunctionExcludeNeighborsAbstractSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityFunctionExcludeNeighborsAbstractSelfTest.java
@@ -122,7 +122,7 @@ public abstract class AffinityFunctionExcludeNeighborsAbstractSelfTest extends G
             for (int i = 0; i < grids; i++) {
                 final Ignite g = grid(i);
 
-                Affinity<Object> aff = g.affinity(null);
+                Affinity<Object> aff = g.affinity(DEFAULT_CACHE_NAME);
 
                 List<TcpDiscoveryNode> top = new ArrayList<>();
 
@@ -169,7 +169,7 @@ public abstract class AffinityFunctionExcludeNeighborsAbstractSelfTest extends G
         try {
             Object key = 12345;
 
-            Collection<? extends ClusterNode> affNodes = nodes(g.affinity(null), key);
+            Collection<? extends ClusterNode> affNodes = nodes(g.affinity(DEFAULT_CACHE_NAME), key);
 
             info("Affinity picture for grid: " + U.toShortString(affNodes));
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityHistoryCleanupTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityHistoryCleanupTest.java b/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityHistoryCleanupTest.java
index 87b472d..87c2050 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityHistoryCleanupTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/affinity/AffinityHistoryCleanupTest.java
@@ -59,7 +59,7 @@ public class AffinityHistoryCleanupTest extends GridCommonAbstractTest {
         CacheConfiguration[] ccfgs = new CacheConfiguration[4];
 
         for (int i = 0; i < ccfgs.length; i++) {
-            CacheConfiguration ccfg = new CacheConfiguration();
+            CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
             ccfg.setName("static-cache-" + i);
             ccfg.setAffinity(new RendezvousAffinityFunction());

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/affinity/local/LocalAffinityFunctionTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/affinity/local/LocalAffinityFunctionTest.java b/modules/core/src/test/java/org/apache/ignite/cache/affinity/local/LocalAffinityFunctionTest.java
index fe3de71..768c986 100755
--- a/modules/core/src/test/java/org/apache/ignite/cache/affinity/local/LocalAffinityFunctionTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/affinity/local/LocalAffinityFunctionTest.java
@@ -45,7 +45,7 @@ public class LocalAffinityFunctionTest extends GridCommonAbstractTest {
 
         ((TcpDiscoverySpi)cfg.getDiscoverySpi()).setIpFinder(ipFinder);
 
-        CacheConfiguration ccfg = new CacheConfiguration();
+        CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg.setBackups(1);
         ccfg.setName(CACHE1);

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/store/CacheStoreSessionListenerAbstractSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/store/CacheStoreSessionListenerAbstractSelfTest.java b/modules/core/src/test/java/org/apache/ignite/cache/store/CacheStoreSessionListenerAbstractSelfTest.java
index 790f24a..56e7dca 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/store/CacheStoreSessionListenerAbstractSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/store/CacheStoreSessionListenerAbstractSelfTest.java
@@ -115,7 +115,7 @@ public abstract class CacheStoreSessionListenerAbstractSelfTest extends GridComm
      * @throws Exception If failed.
      */
     public void testAtomicCache() throws Exception {
-        CacheConfiguration<Integer, Integer> cfg = cacheConfiguration(null, CacheAtomicityMode.ATOMIC);
+        CacheConfiguration<Integer, Integer> cfg = cacheConfiguration(DEFAULT_CACHE_NAME, CacheAtomicityMode.ATOMIC);
 
         IgniteCache<Integer, Integer> cache = ignite(0).createCache(cfg);
 
@@ -140,7 +140,7 @@ public abstract class CacheStoreSessionListenerAbstractSelfTest extends GridComm
      * @throws Exception If failed.
      */
     public void testTransactionalCache() throws Exception {
-        CacheConfiguration<Integer, Integer> cfg = cacheConfiguration(null, CacheAtomicityMode.TRANSACTIONAL);
+        CacheConfiguration<Integer, Integer> cfg = cacheConfiguration(DEFAULT_CACHE_NAME, CacheAtomicityMode.TRANSACTIONAL);
 
         IgniteCache<Integer, Integer> cache = ignite(0).createCache(cfg);
 
@@ -165,7 +165,7 @@ public abstract class CacheStoreSessionListenerAbstractSelfTest extends GridComm
      * @throws Exception If failed.
      */
     public void testExplicitTransaction() throws Exception {
-        CacheConfiguration<Integer, Integer> cfg = cacheConfiguration(null, CacheAtomicityMode.TRANSACTIONAL);
+        CacheConfiguration<Integer, Integer> cfg = cacheConfiguration(DEFAULT_CACHE_NAME, CacheAtomicityMode.TRANSACTIONAL);
 
         IgniteCache<Integer, Integer> cache = ignite(0).createCache(cfg);
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/store/GridCacheBalancingStoreSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/store/GridCacheBalancingStoreSelfTest.java b/modules/core/src/test/java/org/apache/ignite/cache/store/GridCacheBalancingStoreSelfTest.java
index bfbb08c..760f329 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/store/GridCacheBalancingStoreSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/store/GridCacheBalancingStoreSelfTest.java
@@ -128,7 +128,7 @@ public class GridCacheBalancingStoreSelfTest extends GridCommonAbstractTest {
      * @throws Exception If failed.
      */
     public void testConcurrentLoad() throws Exception {
-        CacheConfiguration cfg = new CacheConfiguration();
+        CacheConfiguration cfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         assertEquals(CacheStoreBalancingWrapper.DFLT_LOAD_ALL_THRESHOLD, cfg.getStoreConcurrentLoadAllThreshold());
 
@@ -139,7 +139,7 @@ public class GridCacheBalancingStoreSelfTest extends GridCommonAbstractTest {
      * @throws Exception If failed.
      */
     public void testConcurrentLoadCustomThreshold() throws Exception {
-        CacheConfiguration cfg = new CacheConfiguration();
+        CacheConfiguration cfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         cfg.setStoreConcurrentLoadAllThreshold(15);
 
@@ -180,7 +180,7 @@ public class GridCacheBalancingStoreSelfTest extends GridCommonAbstractTest {
      * @throws Exception If failed.
      */
     public void testConcurrentLoadAll() throws Exception {
-        CacheConfiguration cfg = new CacheConfiguration();
+        CacheConfiguration cfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         assertEquals(CacheStoreBalancingWrapper.DFLT_LOAD_ALL_THRESHOLD, cfg.getStoreConcurrentLoadAllThreshold());
 
@@ -191,7 +191,7 @@ public class GridCacheBalancingStoreSelfTest extends GridCommonAbstractTest {
      * @throws Exception If failed.
      */
     public void testConcurrentLoadAllCustomThreshold() throws Exception {
-        CacheConfiguration cfg = new CacheConfiguration();
+        CacheConfiguration cfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         cfg.setStoreConcurrentLoadAllThreshold(15);
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/store/IgniteCacheExpiryStoreLoadSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/store/IgniteCacheExpiryStoreLoadSelfTest.java b/modules/core/src/test/java/org/apache/ignite/cache/store/IgniteCacheExpiryStoreLoadSelfTest.java
index 6c1b02e..a6c9997 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/store/IgniteCacheExpiryStoreLoadSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/store/IgniteCacheExpiryStoreLoadSelfTest.java
@@ -160,7 +160,7 @@ public class IgniteCacheExpiryStoreLoadSelfTest extends GridCacheAbstractSelfTes
      * @throws Exception If failed.
      */
     public void testLoadAllWithExpiry() throws Exception {
-        IgniteCache<Integer, Integer> cache = ignite(0).<Integer, Integer>cache(null)
+        IgniteCache<Integer, Integer> cache = ignite(0).<Integer, Integer>cache(DEFAULT_CACHE_NAME)
             .withExpiryPolicy(new CreatedExpiryPolicy(new Duration(MILLISECONDS, TIME_TO_LIVE)));
 
         Set<Integer> keys = new HashSet<>();

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/store/StoreResourceInjectionSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/store/StoreResourceInjectionSelfTest.java b/modules/core/src/test/java/org/apache/ignite/cache/store/StoreResourceInjectionSelfTest.java
index 0c4ea7d..f043746 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/store/StoreResourceInjectionSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/store/StoreResourceInjectionSelfTest.java
@@ -34,7 +34,7 @@ public class StoreResourceInjectionSelfTest extends GridCommonAbstractTest {
     private static final TcpDiscoveryIpFinder IP_FINDER = new TcpDiscoveryVmIpFinder(true);
 
     /** */
-    private CacheConfiguration<Integer, String> cacheCfg = new CacheConfiguration<>();
+    private CacheConfiguration<Integer, String> cacheCfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
 
     /** {@inheritDoc} */
     @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception {

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/GridCacheJdbcBlobStoreMultithreadedSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/GridCacheJdbcBlobStoreMultithreadedSelfTest.java b/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/GridCacheJdbcBlobStoreMultithreadedSelfTest.java
index df3a979..25b26a7 100644
--- a/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/GridCacheJdbcBlobStoreMultithreadedSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/cache/store/jdbc/GridCacheJdbcBlobStoreMultithreadedSelfTest.java
@@ -73,11 +73,11 @@ public class GridCacheJdbcBlobStoreMultithreadedSelfTest extends GridCommonAbstr
 
         Ignite grid = startGrid(GRID_CNT - 2);
 
-        grid.createNearCache(null, new NearCacheConfiguration());
+        grid.createNearCache(DEFAULT_CACHE_NAME, new NearCacheConfiguration());
 
         grid = startGrid(GRID_CNT - 1);
 
-        grid.cache(null);
+        grid.cache(DEFAULT_CACHE_NAME);
     }
 
     /** {@inheritDoc} */
@@ -192,7 +192,7 @@ public class GridCacheJdbcBlobStoreMultithreadedSelfTest extends GridCommonAbstr
                 for (int i = 0; i < TX_CNT; i++) {
                     IgniteEx ignite = grid(rnd.nextInt(GRID_CNT));
 
-                    IgniteCache<Object, Object> cache = ignite.cache(null);
+                    IgniteCache<Object, Object> cache = ignite.cache(DEFAULT_CACHE_NAME);
 
                     try (Transaction tx = ignite.transactions().txStart()) {
                         cache.put(1, "value");
@@ -249,7 +249,7 @@ public class GridCacheJdbcBlobStoreMultithreadedSelfTest extends GridCommonAbstr
         assertEquals(GRID_CNT, Ignition.allGrids().size());
 
         for (Ignite ignite : Ignition.allGrids()) {
-            GridCacheContext cctx = ((IgniteKernal)ignite).internalCache().context();
+            GridCacheContext cctx = ((IgniteKernal)ignite).internalCache(DEFAULT_CACHE_NAME).context();
 
             CacheStore store = cctx.store().configuredStore();
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/GridAffinityMappedTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/GridAffinityMappedTest.java b/modules/core/src/test/java/org/apache/ignite/internal/GridAffinityMappedTest.java
index 7535228..68e2bb9 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/GridAffinityMappedTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/GridAffinityMappedTest.java
@@ -113,18 +113,18 @@ public class GridAffinityMappedTest extends GridCommonAbstractTest {
         //Key 0 is mapped to partition 0, first node.
         //Key 1 is mapped to partition 1, second node.
         //key 2 is mapped to partition 0, first node because mapper substitutes key 2 with affinity key 0.
-        Map<ClusterNode, Collection<Integer>> map = g1.<Integer>affinity(null).mapKeysToNodes(F.asList(0));
+        Map<ClusterNode, Collection<Integer>> map = g1.<Integer>affinity(DEFAULT_CACHE_NAME).mapKeysToNodes(F.asList(0));
 
         assertNotNull(map);
         assertEquals("Invalid map size: " + map.size(), 1, map.size());
         assertEquals(F.first(map.keySet()), first);
 
-        UUID id1 = g1.affinity(null).mapKeyToNode(1).id();
+        UUID id1 = g1.affinity(DEFAULT_CACHE_NAME).mapKeyToNode(1).id();
 
         assertNotNull(id1);
         assertEquals(second.id(),  id1);
 
-        UUID id2 = g1.affinity(null).mapKeyToNode(2).id();
+        UUID id2 = g1.affinity(DEFAULT_CACHE_NAME).mapKeyToNode(2).id();
 
         assertNotNull(id2);
         assertEquals(first.id(),  id2);

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/GridAffinityP2PSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/GridAffinityP2PSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/GridAffinityP2PSelfTest.java
index 216c50e..35ebb0d 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/GridAffinityP2PSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/GridAffinityP2PSelfTest.java
@@ -178,13 +178,13 @@ public class GridAffinityP2PSelfTest extends GridCommonAbstractTest {
             //Key 0 is mapped to partition 0, first node.
             //Key 1 is mapped to partition 1, second node.
             //key 2 is mapped to partition 0, first node because mapper substitutes key 2 with affinity key 0.
-            Map<ClusterNode, Collection<Integer>> map = g1.<Integer>affinity(null).mapKeysToNodes(F.asList(0));
+            Map<ClusterNode, Collection<Integer>> map = g1.<Integer>affinity(DEFAULT_CACHE_NAME).mapKeysToNodes(F.asList(0));
 
             assertNotNull(map);
             assertEquals("Invalid map size: " + map.size(), 1, map.size());
             assertEquals(F.first(map.keySet()), first);
 
-            ClusterNode n1 = g1.affinity(null).mapKeyToNode(1);
+            ClusterNode n1 = g1.affinity(DEFAULT_CACHE_NAME).mapKeyToNode(1);
 
             assertNotNull(n1);
 
@@ -193,7 +193,7 @@ public class GridAffinityP2PSelfTest extends GridCommonAbstractTest {
             assertNotNull(id1);
             assertEquals(second.id(), id1);
 
-            ClusterNode n2 = g1.affinity(null).mapKeyToNode(2);
+            ClusterNode n2 = g1.affinity(DEFAULT_CACHE_NAME).mapKeyToNode(2);
 
             assertNotNull(n2);
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/GridAffinitySelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/GridAffinitySelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/GridAffinitySelfTest.java
index 92933f9..7f7fbae 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/GridAffinitySelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/GridAffinitySelfTest.java
@@ -95,18 +95,18 @@ public class GridAffinitySelfTest extends GridCommonAbstractTest {
 
         awaitPartitionMapExchange();
 
-        Map<ClusterNode, Collection<String>> map = g1.<String>affinity(null).mapKeysToNodes(F.asList("1"));
+        Map<ClusterNode, Collection<String>> map = g1.<String>affinity(DEFAULT_CACHE_NAME).mapKeysToNodes(F.asList("1"));
 
         assertNotNull(map);
         assertEquals("Invalid map size: " + map.size(), 1, map.size());
         assertEquals(F.first(map.keySet()), g2.cluster().localNode());
 
-        UUID id1 = g1.affinity(null).mapKeyToNode("2").id();
+        UUID id1 = g1.affinity(DEFAULT_CACHE_NAME).mapKeyToNode("2").id();
 
         assertNotNull(id1);
         assertEquals(g2.cluster().localNode().id(), id1);
 
-        UUID id2 = g1.affinity(null).mapKeyToNode("3").id();
+        UUID id2 = g1.affinity(DEFAULT_CACHE_NAME).mapKeyToNode("3").id();
 
         assertNotNull(id2);
         assertEquals(g2.cluster().localNode().id(), id2);

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/GridDiscoverySelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/GridDiscoverySelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/GridDiscoverySelfTest.java
index c8e3143..5822ce7 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/GridDiscoverySelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/GridDiscoverySelfTest.java
@@ -297,7 +297,7 @@ public class GridDiscoverySelfTest extends GridCommonAbstractTest {
                 // 6          +     +
                 // 7          +       - only local node
 
-                Collection<ClusterNode> cacheNodes = discoMgr.cacheNodes(null, new AffinityTopologyVersion(ver));
+                Collection<ClusterNode> cacheNodes = discoMgr.cacheNodes(DEFAULT_CACHE_NAME, new AffinityTopologyVersion(ver));
 
                 Collection<UUID> act = new ArrayList<>(F.viewReadOnly(cacheNodes, new C1<ClusterNode, UUID>() {
                     @Override public UUID apply(ClusterNode n) {

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/GridJobMasterLeaveAwareSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/GridJobMasterLeaveAwareSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/GridJobMasterLeaveAwareSelfTest.java
index 0a55de1..cd6b2c0 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/GridJobMasterLeaveAwareSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/GridJobMasterLeaveAwareSelfTest.java
@@ -413,11 +413,11 @@ public class GridJobMasterLeaveAwareSelfTest extends GridCommonAbstractTest {
     public void testAffinityRun() throws Exception {
         testMasterLeaveAwareCallback(1, new CX1<ClusterGroup, IgniteFuture<?>>() {
             @Override public IgniteFuture<?> applyx(ClusterGroup prj) {
-                Affinity<Object> aff = prj.ignite().affinity(null);
+                Affinity<Object> aff = prj.ignite().affinity(DEFAULT_CACHE_NAME);
 
                 ClusterNode node = F.first(prj.nodes());
 
-                return compute(prj).affinityRunAsync((String)null, keyForNode(aff, node), new TestRunnable());
+                return compute(prj).affinityRunAsync(DEFAULT_CACHE_NAME, keyForNode(aff, node), new TestRunnable());
             }
         });
     }
@@ -428,11 +428,11 @@ public class GridJobMasterLeaveAwareSelfTest extends GridCommonAbstractTest {
     public void testAffinityCall() throws Exception {
         testMasterLeaveAwareCallback(1, new CX1<ClusterGroup, IgniteFuture<?>>() {
             @Override public IgniteFuture<?> applyx(ClusterGroup prj) {
-                Affinity<Object> aff = prj.ignite().affinity(null);
+                Affinity<Object> aff = prj.ignite().affinity(DEFAULT_CACHE_NAME);
 
                 ClusterNode node = F.first(prj.nodes());
 
-                return compute(prj).affinityCallAsync((String)null, keyForNode(aff, node), new TestCallable());
+                return compute(prj).affinityCallAsync(DEFAULT_CACHE_NAME, keyForNode(aff, node), new TestCallable());
             }
         });
     }

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/GridProjectionForCachesSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/GridProjectionForCachesSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/GridProjectionForCachesSelfTest.java
index c4173d4..eea1c92 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/GridProjectionForCachesSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/GridProjectionForCachesSelfTest.java
@@ -33,6 +33,7 @@ import org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi;
 import org.apache.ignite.spi.discovery.tcp.ipfinder.TcpDiscoveryIpFinder;
 import org.apache.ignite.spi.discovery.tcp.ipfinder.vm.TcpDiscoveryVmIpFinder;
 import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest;
+import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 import static org.apache.ignite.cache.CacheMode.PARTITIONED;
@@ -59,7 +60,7 @@ public class GridProjectionForCachesSelfTest extends GridCommonAbstractTest {
         List<CacheConfiguration> ccfgs = new ArrayList<>();
 
         if (igniteInstanceName.equals(getTestIgniteInstanceName(0)))
-            ccfgs.add(cacheConfiguration(null, new AttributeFilter(getTestIgniteInstanceName(0)), false));
+            ccfgs.add(cacheConfiguration(DEFAULT_CACHE_NAME, new AttributeFilter(getTestIgniteInstanceName(0)), false));
         else if (igniteInstanceName.equals(getTestIgniteInstanceName(2)) ||
             igniteInstanceName.equals(getTestIgniteInstanceName(3)))
             ccfgs.add(cacheConfiguration(CACHE_NAME, new AttributeFilter(getTestIgniteInstanceName(2),
@@ -86,7 +87,7 @@ public class GridProjectionForCachesSelfTest extends GridCommonAbstractTest {
      * @return Cache configuration.
      */
     private CacheConfiguration cacheConfiguration(
-        @Nullable String cacheName,
+        @NotNull String cacheName,
         IgnitePredicate<ClusterNode> nodeFilter,
         boolean nearEnabled
     ) {
@@ -112,8 +113,8 @@ public class GridProjectionForCachesSelfTest extends GridCommonAbstractTest {
 
         grid(1).createNearCache(CACHE_NAME, new NearCacheConfiguration());
 
-        grid(2).cache(null);
-        grid(3).cache(null);
+        grid(2).cache(DEFAULT_CACHE_NAME);
+        grid(3).cache(DEFAULT_CACHE_NAME);
     }
 
     /** {@inheritDoc} */
@@ -130,7 +131,7 @@ public class GridProjectionForCachesSelfTest extends GridCommonAbstractTest {
      * @throws Exception If failed.
      */
     public void testProjectionForDefaultCache() throws Exception {
-        ClusterGroup prj = ignite.cluster().forCacheNodes(null);
+        ClusterGroup prj = ignite.cluster().forCacheNodes(DEFAULT_CACHE_NAME);
 
         assertNotNull(prj);
         assertEquals(3, prj.nodes().size());
@@ -160,7 +161,7 @@ public class GridProjectionForCachesSelfTest extends GridCommonAbstractTest {
      * @throws Exception If failed.
      */
     public void testProjectionForDataCaches() throws Exception {
-        ClusterGroup prj = ignite.cluster().forDataNodes(null);
+        ClusterGroup prj = ignite.cluster().forDataNodes(DEFAULT_CACHE_NAME);
 
         assert prj != null;
         assert prj.nodes().size() == 1;

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/GridProjectionLocalJobMultipleArgumentsSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/GridProjectionLocalJobMultipleArgumentsSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/GridProjectionLocalJobMultipleArgumentsSelfTest.java
index cced946..d9cc732 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/GridProjectionLocalJobMultipleArgumentsSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/GridProjectionLocalJobMultipleArgumentsSelfTest.java
@@ -88,7 +88,7 @@ public class GridProjectionLocalJobMultipleArgumentsSelfTest extends GridCommonA
         Collection<Integer> res = new ArrayList<>();
 
         for (int i : F.asList(1, 2, 3)) {
-            res.add(grid().compute().affinityCall((String)null, i, new IgniteCallable<Integer>() {
+            res.add(grid().compute().affinityCall(DEFAULT_CACHE_NAME, i, new IgniteCallable<Integer>() {
                 @Override public Integer call() {
                     ids.add(this);
 
@@ -106,7 +106,7 @@ public class GridProjectionLocalJobMultipleArgumentsSelfTest extends GridCommonA
      */
     public void testAffinityRun() throws Exception {
         for (int i : F.asList(1, 2, 3)) {
-            grid().compute().affinityRun((String)null, i, new IgniteRunnable() {
+            grid().compute().affinityRun(DEFAULT_CACHE_NAME, i, new IgniteRunnable() {
                 @Override public void run() {
                     ids.add(this);
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/GridStartStopSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/GridStartStopSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/GridStartStopSelfTest.java
index 3d21d32..b6ad64c 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/GridStartStopSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/GridStartStopSelfTest.java
@@ -79,7 +79,7 @@ public class GridStartStopSelfTest extends GridCommonAbstractTest {
 
         cfg.setIgniteInstanceName(getTestIgniteInstanceName(0));
 
-        CacheConfiguration cc = new CacheConfiguration();
+        CacheConfiguration cc = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         cc.setAtomicityMode(TRANSACTIONAL);
 
@@ -91,7 +91,7 @@ public class GridStartStopSelfTest extends GridCommonAbstractTest {
 
         cfg.setIgniteInstanceName(getTestIgniteInstanceName(1));
 
-        cc = new CacheConfiguration();
+        cc = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         cc.setAtomicityMode(TRANSACTIONAL);
 
@@ -105,7 +105,7 @@ public class GridStartStopSelfTest extends GridCommonAbstractTest {
             @Override public void run() {
                 try {
                     try (Transaction ignored = g0.transactions().txStart(PESSIMISTIC, REPEATABLE_READ)) {
-                        g0.cache(null).get(1);
+                        g0.cache(DEFAULT_CACHE_NAME).get(1);
 
                         latch.countDown();
 
@@ -129,7 +129,7 @@ public class GridStartStopSelfTest extends GridCommonAbstractTest {
         info("Before remove.");
 
         try {
-            g1.cache(null).remove(1);
+            g1.cache(DEFAULT_CACHE_NAME).remove(1);
         }
         catch (CacheException ignore) {
             // No-op.

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/GridTaskFailoverAffinityRunTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/GridTaskFailoverAffinityRunTest.java b/modules/core/src/test/java/org/apache/ignite/internal/GridTaskFailoverAffinityRunTest.java
index da6875c..1358936 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/GridTaskFailoverAffinityRunTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/GridTaskFailoverAffinityRunTest.java
@@ -64,7 +64,7 @@ public class GridTaskFailoverAffinityRunTest extends GridCommonAbstractTest {
             ((TcpDiscoverySpi)cfg.getDiscoverySpi()).setForceServerMode(true);
         }
 
-        CacheConfiguration ccfg = new CacheConfiguration();
+        CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg.setCacheMode(PARTITIONED);
         ccfg.setBackups(1);
@@ -134,7 +134,7 @@ public class GridTaskFailoverAffinityRunTest extends GridCommonAbstractTest {
                 Collection<IgniteFuture<?>> futs = new ArrayList<>(1000);
 
                 for (int i = 0; i < 1000; i++) {
-                    IgniteFuture<?> fut0 = grid(0).compute().affinityCallAsync((String)null, i, new TestJob());
+                    IgniteFuture<?> fut0 = grid(0).compute().affinityCallAsync(DEFAULT_CACHE_NAME, i, new TestJob());
 
                     assertNotNull(fut0);
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectApiExceptionTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectApiExceptionTest.java b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectApiExceptionTest.java
index 37ca6bd..07b655d 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectApiExceptionTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectApiExceptionTest.java
@@ -64,7 +64,7 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
     @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception {
         IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName);
 
-        cfg.setCacheConfiguration(new CacheConfiguration());
+        cfg.setCacheConfiguration(new CacheConfiguration(DEFAULT_CACHE_NAME));
 
         return cfg;
     }
@@ -219,7 +219,7 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
 
         final Ignite client = startGrid(serverCount());
 
-        final IgniteCache<Object, Object> dfltCache = client.cache(null);
+        final IgniteCache<Object, Object> dfltCache = client.cache(DEFAULT_CACHE_NAME);
 
         assertNotNull(dfltCache);
 
@@ -425,7 +425,7 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
                         boolean failed = false;
 
                         try {
-                            client.cache(null);
+                            client.cache(DEFAULT_CACHE_NAME);
                         }
                         catch (IgniteClientDisconnectedException e) {
                             failed = true;
@@ -435,7 +435,7 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
 
                         assertTrue(failed);
 
-                        return client.cache(null);
+                        return client.cache(DEFAULT_CACHE_NAME);
                     }
                 },
                 new C1<Object, Boolean>() {
@@ -459,7 +459,7 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
                         boolean failed = false;
 
                         try {
-                            client.dataStreamer(null);
+                            client.dataStreamer(DEFAULT_CACHE_NAME);
                         }
                         catch (IgniteClientDisconnectedException e) {
                             failed = true;
@@ -469,7 +469,7 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
 
                         assertTrue(failed);
 
-                        return client.dataStreamer(null);
+                        return client.dataStreamer(DEFAULT_CACHE_NAME);
                     }
                 },
                 new C1<Object, Boolean>() {
@@ -480,7 +480,7 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
 
                         streamer.close();
 
-                        assertEquals(2, client.cache(null).get(2));
+                        assertEquals(2, client.cache(DEFAULT_CACHE_NAME).get(2));
 
                         return true;
                     }
@@ -535,7 +535,7 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
 
         final Ignite client = startGrid(serverCount());
 
-        final IgniteCache<Object, Object> dfltCache = client.cache(null);
+        final IgniteCache<Object, Object> dfltCache = client.cache(DEFAULT_CACHE_NAME);
 
         final CountDownLatch recvLatch = new CountDownLatch(1);
 
@@ -766,7 +766,7 @@ public class IgniteClientReconnectApiExceptionTest extends IgniteClientReconnect
     @SuppressWarnings("unchecked")
     private void doTestIgniteOperationOnDisconnect(Ignite client, final List<T2<Callable, C1<Object, Boolean>>> ops)
         throws Exception {
-        assertNotNull(client.cache(null));
+        assertNotNull(client.cache(DEFAULT_CACHE_NAME));
 
         final TestTcpDiscoverySpi clientSpi = spi(client);
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectCacheTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectCacheTest.java b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectCacheTest.java
index 5e3b896..264a837 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectCacheTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectCacheTest.java
@@ -122,7 +122,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
             nodeId = null;
         }
 
-        CacheConfiguration ccfg = new CacheConfiguration();
+        CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg.setName(STATIC_CACHE);
 
@@ -160,7 +160,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         TestTcpDiscoverySpi srvSpi = spi(srv);
 
-        final IgniteCache<Object, Object> cache = client.getOrCreateCache(new CacheConfiguration<>());
+        final IgniteCache<Object, Object> cache = client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
 
         final IgniteCache<Object, Object> staticCache = client.cache(STATIC_CACHE);
 
@@ -168,7 +168,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         assertEquals(1, staticCache.get(1));
 
-        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>();
+        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
 
         ccfg.setWriteSynchronizationMode(FULL_SYNC);
         ccfg.setName("nearCache");
@@ -289,7 +289,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         IgniteEx srv2 = startGrid(SRV_CNT + 1);
 
-        Integer key = primaryKey(srv2.cache(null));
+        Integer key = primaryKey(srv2.cache(DEFAULT_CACHE_NAME));
 
         cache.put(key, 4);
 
@@ -320,7 +320,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         Ignite srv = clientRouter(client);
 
-        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>();
+        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
 
         ccfg.setAtomicityMode(TRANSACTIONAL);
         ccfg.setCacheMode(PARTITIONED);
@@ -387,7 +387,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         IgniteEx client = startGrid(SRV_CNT);
 
-        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>();
+        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
 
         ccfg.setAtomicityMode(TRANSACTIONAL);
         ccfg.setCacheMode(PARTITIONED);
@@ -544,7 +544,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         final IgniteEx client = startGrid(SRV_CNT);
 
-        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>();
+        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
 
         ccfg.setAtomicityMode(TRANSACTIONAL);
         ccfg.setCacheMode(PARTITIONED);
@@ -642,7 +642,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
             log.info("Expected error: " + e);
         }
 
-        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>();
+        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
 
         ccfg.setName("newCache");
 
@@ -786,7 +786,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         for (CacheAtomicityMode atomicityMode : CacheAtomicityMode.values()) {
             for (CacheWriteSynchronizationMode syncMode : CacheWriteSynchronizationMode.values()) {
-                CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>();
+                CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
 
                 ccfg.setAtomicityMode(atomicityMode);
 
@@ -829,11 +829,11 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         final Ignite srv = clientRouter(client);
 
-        final IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>());
+        final IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
 
         reconnectClientNode(client, srv, new Runnable() {
             @Override public void run() {
-                srv.destroyCache(null);
+                srv.destroyCache(DEFAULT_CACHE_NAME);
             }
         });
 
@@ -845,7 +845,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         checkCacheDiscoveryData(srv, client, null, false, false, false);
 
-        IgniteCache<Object, Object> clientCache0 = client.getOrCreateCache(new CacheConfiguration<>());
+        IgniteCache<Object, Object> clientCache0 = client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
 
         checkCacheDiscoveryData(srv, client, null, true, true, false);
 
@@ -866,16 +866,16 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         final Ignite srv = clientRouter(client);
 
-        final IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>());
+        final IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
 
         assertEquals(ATOMIC,
             clientCache.getConfiguration(CacheConfiguration.class).getAtomicityMode());
 
         reconnectClientNode(client, srv, new Runnable() {
             @Override public void run() {
-                srv.destroyCache(null);
+                srv.destroyCache(DEFAULT_CACHE_NAME);
 
-                CacheConfiguration ccfg = new CacheConfiguration();
+                CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
                 ccfg.setAtomicityMode(TRANSACTIONAL);
 
@@ -891,7 +891,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         checkCacheDiscoveryData(srv, client, null, true, false, false);
 
-        IgniteCache<Object, Object> clientCache0 = client.cache(null);
+        IgniteCache<Object, Object> clientCache0 = client.cache(DEFAULT_CACHE_NAME);
 
         checkCacheDiscoveryData(srv, client, null, true, true, false);
 
@@ -915,8 +915,8 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         final Ignite srv = clientRouter(client);
 
-        final IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>());
-        final IgniteCache<Object, Object> srvCache = srv.cache(null);
+        final IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
+        final IgniteCache<Object, Object> srvCache = srv.cache(DEFAULT_CACHE_NAME);
 
         assertNotNull(srvCache);
 
@@ -958,7 +958,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
         final CountDownLatch disconnectLatch = new CountDownLatch(1);
         final CountDownLatch reconnectLatch = new CountDownLatch(1);
 
-        final IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>());
+        final IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
 
         clientCache.put(1, new TestClass1());
 
@@ -996,12 +996,12 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
             }
         }, IllegalStateException.class, null);
 
-        IgniteCache<Object, Object> srvCache = srv.getOrCreateCache(new CacheConfiguration<>());
+        IgniteCache<Object, Object> srvCache = srv.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
 
         srvCache.put(1, new TestClass1());
         srvCache.put(2, new TestClass2());
 
-        IgniteCache<Object, Object> clientCache2 = client.cache(null);
+        IgniteCache<Object, Object> clientCache2 = client.cache(DEFAULT_CACHE_NAME);
 
         assertNotNull(clientCache2);
 
@@ -1027,7 +1027,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
             addListener(client, disconnectLatch, reconnectLatch);
 
-            IgniteCache cache = client.getOrCreateCache(new CacheConfiguration<>());
+            IgniteCache cache = client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
 
             assertNotNull(cache);
 
@@ -1058,11 +1058,11 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
         for (int i = 0; i < SRV_CNT + CLIENTS; i++) {
             Ignite ignite = grid(i);
 
-            ClusterGroup grp = ignite.cluster().forCacheNodes(null);
+            ClusterGroup grp = ignite.cluster().forCacheNodes(DEFAULT_CACHE_NAME);
 
             assertEquals(0, grp.nodes().size());
 
-            grp = ignite.cluster().forClientNodes(null);
+            grp = ignite.cluster().forClientNodes(DEFAULT_CACHE_NAME);
 
             assertEquals(0, grp.nodes().size());
         }
@@ -1087,7 +1087,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
      * @throws Exception If failed.
      */
     private void reconnectMultinode(boolean longHist) throws Exception {
-        grid(0).createCache(new CacheConfiguration<>());
+        grid(0).createCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
 
         clientMode = true;
 
@@ -1098,7 +1098,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
         for (int i = 0; i < CLIENTS; i++) {
             Ignite client = startGrid(SRV_CNT + i);
 
-            assertNotNull(client.getOrCreateCache(new CacheConfiguration<>()));
+            assertNotNull(client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME)));
 
             clients.add(client);
         }
@@ -1133,7 +1133,7 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
             final int expNodes = CLIENTS + srvNodes;
 
             for (final Ignite client : clients) {
-                IgniteCache<Object, Object> cache = client.cache(null);
+                IgniteCache<Object, Object> cache = client.cache(DEFAULT_CACHE_NAME);
 
                 assertNotNull(cache);
 
@@ -1143,17 +1143,17 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
                 GridTestUtils.waitForCondition(new GridAbsPredicate() {
                     @Override public boolean apply() {
-                        ClusterGroup grp = client.cluster().forCacheNodes(null);
+                        ClusterGroup grp = client.cluster().forCacheNodes(DEFAULT_CACHE_NAME);
 
                         return grp.nodes().size() == expNodes;
                     }
                 }, 5000);
 
-                ClusterGroup grp = client.cluster().forCacheNodes(null);
+                ClusterGroup grp = client.cluster().forCacheNodes(DEFAULT_CACHE_NAME);
 
                 assertEquals(CLIENTS + srvNodes, grp.nodes().size());
 
-                grp = client.cluster().forClientNodes(null);
+                grp = client.cluster().forClientNodes(DEFAULT_CACHE_NAME);
 
                 assertEquals(CLIENTS, grp.nodes().size());
             }
@@ -1163,17 +1163,17 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
                 GridTestUtils.waitForCondition(new GridAbsPredicate() {
                     @Override public boolean apply() {
-                        ClusterGroup grp = ignite.cluster().forCacheNodes(null);
+                        ClusterGroup grp = ignite.cluster().forCacheNodes(DEFAULT_CACHE_NAME);
 
                         return grp.nodes().size() == expNodes;
                     }
                 }, 5000);
 
-                ClusterGroup grp = ignite.cluster().forCacheNodes(null);
+                ClusterGroup grp = ignite.cluster().forCacheNodes(DEFAULT_CACHE_NAME);
 
                 assertEquals(CLIENTS + srvNodes, grp.nodes().size());
 
-                grp = ignite.cluster().forClientNodes(null);
+                grp = ignite.cluster().forClientNodes(DEFAULT_CACHE_NAME);
 
                 assertEquals(CLIENTS, grp.nodes().size());
             }
@@ -1198,10 +1198,10 @@ public class IgniteClientReconnectCacheTest extends IgniteClientReconnectAbstrac
 
         Ignite client = startGrid(SRV_CNT);
 
-        CacheConfiguration<Integer, Integer> ccfg1 = new CacheConfiguration<>();
+        CacheConfiguration<Integer, Integer> ccfg1 = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
         ccfg1.setName("cache1");
 
-        CacheConfiguration<Integer, Integer> ccfg2 = new CacheConfiguration<>();
+        CacheConfiguration<Integer, Integer> ccfg2 = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
         ccfg2.setName("cache2");
 
         final Ignite srv = grid(0);

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectContinuousProcessorTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectContinuousProcessorTest.java b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectContinuousProcessorTest.java
index 0ff5883..ca0d889 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectContinuousProcessorTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectContinuousProcessorTest.java
@@ -216,7 +216,7 @@ public class IgniteClientReconnectContinuousProcessorTest extends IgniteClientRe
 
         assertTrue(client.cluster().localNode().isClient());
 
-        IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>());
+        IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
 
         CacheEventListener lsnr = new CacheEventListener();
 
@@ -253,7 +253,7 @@ public class IgniteClientReconnectContinuousProcessorTest extends IgniteClientRe
 
         assertTrue(client.cluster().localNode().isClient());
 
-        IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>());
+        IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
 
         CacheEventListener lsnr = new CacheEventListener();
 
@@ -273,7 +273,7 @@ public class IgniteClientReconnectContinuousProcessorTest extends IgniteClientRe
 
             lsnr.latch = new CountDownLatch(10);
 
-            IgniteCache<Object, Object> newSrvCache = newSrv.cache(null);
+            IgniteCache<Object, Object> newSrvCache = newSrv.cache(DEFAULT_CACHE_NAME);
 
             for (Integer key : primaryKeys(newSrvCache, 10))
                 newSrvCache.put(key, key);
@@ -289,7 +289,7 @@ public class IgniteClientReconnectContinuousProcessorTest extends IgniteClientRe
 
             lsnr.latch = new CountDownLatch(5);
 
-            IgniteCache<Object, Object> newSrvCache = newSrv.cache(null);
+            IgniteCache<Object, Object> newSrvCache = newSrv.cache(DEFAULT_CACHE_NAME);
 
             for (Integer key : primaryKeys(newSrvCache, 5))
                 newSrvCache.put(key, key);
@@ -343,7 +343,7 @@ public class IgniteClientReconnectContinuousProcessorTest extends IgniteClientRe
 
         lsnr.latch = new CountDownLatch(1);
 
-        srv.cache(null).put(2, 2);
+        srv.cache(DEFAULT_CACHE_NAME).put(2, 2);
 
         assertTrue(lsnr.latch.await(5000, MILLISECONDS));
     }

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectFailoverTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectFailoverTest.java b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectFailoverTest.java
index 81b8ec2..57c2e93 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectFailoverTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectFailoverTest.java
@@ -54,13 +54,13 @@ public class IgniteClientReconnectFailoverTest extends IgniteClientReconnectFail
     @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception {
         IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName);
 
-        CacheConfiguration ccfg1 = new CacheConfiguration();
+        CacheConfiguration ccfg1 = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg1.setName(ATOMIC_CACHE);
         ccfg1.setBackups(1);
         ccfg1.setAtomicityMode(ATOMIC);
 
-        CacheConfiguration ccfg2 = new CacheConfiguration();
+        CacheConfiguration ccfg2 = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg2.setName(TX_CACHE);
         ccfg2.setBackups(1);

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectStopTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectStopTest.java b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectStopTest.java
index 7a8f8fa..e863cdf 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectStopTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/IgniteClientReconnectStopTest.java
@@ -83,7 +83,7 @@ public class IgniteClientReconnectStopTest extends IgniteClientReconnectAbstract
         IgniteFuture<?> reconnectFut = null;
 
         try {
-            client.getOrCreateCache(new CacheConfiguration<>());
+            client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
 
             fail();
         }

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/IgniteComputeEmptyClusterGroupTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/IgniteComputeEmptyClusterGroupTest.java b/modules/core/src/test/java/org/apache/ignite/internal/IgniteComputeEmptyClusterGroupTest.java
index 489979f..2c70b5b 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/IgniteComputeEmptyClusterGroupTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/IgniteComputeEmptyClusterGroupTest.java
@@ -82,11 +82,11 @@ public class IgniteComputeEmptyClusterGroupTest extends GridCommonAbstractTest {
 
         IgniteCompute comp = ignite(0).compute(empty);
 
-        checkFutureFails(comp.affinityRunAsync((String)null, 1, new FailRunnable()));
+        checkFutureFails(comp.affinityRunAsync(DEFAULT_CACHE_NAME, 1, new FailRunnable()));
 
         checkFutureFails(comp.applyAsync(new FailClosure(), new Object()));
 
-        checkFutureFails(comp.affinityCallAsync((String)null, 1, new FailCallable()));
+        checkFutureFails(comp.affinityCallAsync(DEFAULT_CACHE_NAME, 1, new FailCallable()));
 
         checkFutureFails(comp.broadcastAsync(new FailCallable()));
     }
@@ -104,7 +104,7 @@ public class IgniteComputeEmptyClusterGroupTest extends GridCommonAbstractTest {
         GridTestUtils.assertThrows(log, new Callable<Void>() {
             @Override
             public Void call() throws Exception {
-                comp.affinityRun((String)null, 1, new FailRunnable());
+                comp.affinityRun(DEFAULT_CACHE_NAME, 1, new FailRunnable());
 
                 return null;
             }
@@ -121,7 +121,7 @@ public class IgniteComputeEmptyClusterGroupTest extends GridCommonAbstractTest {
         GridTestUtils.assertThrows(log, new Callable<Void>() {
             @Override
             public Void call() throws Exception {
-                comp.affinityCall((String)null, 1, new FailCallable());
+                comp.affinityCall(DEFAULT_CACHE_NAME, 1, new FailCallable());
 
                 return null;
             }

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/IgniteConcurrentEntryProcessorAccessStopTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/IgniteConcurrentEntryProcessorAccessStopTest.java b/modules/core/src/test/java/org/apache/ignite/internal/IgniteConcurrentEntryProcessorAccessStopTest.java
index 864c9dc..743bb98 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/IgniteConcurrentEntryProcessorAccessStopTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/IgniteConcurrentEntryProcessorAccessStopTest.java
@@ -46,7 +46,7 @@ public class IgniteConcurrentEntryProcessorAccessStopTest extends GridCommonAbst
      * @throws Exception If failed.
      */
     public void testConcurrentAccess() throws Exception {
-        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>();
+        CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
 
         Ignite ignite = grid();
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryEnumsSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryEnumsSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryEnumsSelfTest.java
index 6cac96c..a223022 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryEnumsSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryEnumsSelfTest.java
@@ -90,7 +90,7 @@ public class BinaryEnumsSelfTest extends GridCommonAbstractTest {
 
         cfg.setMarshaller(new BinaryMarshaller());
 
-        CacheConfiguration ccfg = new CacheConfiguration();
+        CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
         ccfg.setName(CACHE_NAME);
         ccfg.setCacheMode(CacheMode.PARTITIONED);
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryObjectBuilderAdditionalSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryObjectBuilderAdditionalSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryObjectBuilderAdditionalSelfTest.java
index 6f2a103..145dbb4 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryObjectBuilderAdditionalSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryObjectBuilderAdditionalSelfTest.java
@@ -79,7 +79,7 @@ public class BinaryObjectBuilderAdditionalSelfTest extends GridCommonAbstractTes
     @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception {
         IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName);
 
-        CacheConfiguration cacheCfg = new CacheConfiguration();
+        CacheConfiguration cacheCfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
         cacheCfg.setCacheMode(REPLICATED);
 
         CacheConfiguration cacheCfg2 = new CacheConfiguration("partitioned");

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryTreeSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryTreeSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryTreeSelfTest.java
index 91b8498..9481340 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryTreeSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/binary/BinaryTreeSelfTest.java
@@ -236,7 +236,7 @@ public class BinaryTreeSelfTest extends GridCommonAbstractTest {
      * @return Cache.
      */
     private IgniteCache cache() {
-        return G.ignite(NODE_CLI).cache(null);
+        return G.ignite(NODE_CLI).cache(DEFAULT_CACHE_NAME);
     }
 
     /**
@@ -277,7 +277,7 @@ public class BinaryTreeSelfTest extends GridCommonAbstractTest {
 
         cfg.setDiscoverySpi(discoSpi);
 
-        CacheConfiguration ccfg = new CacheConfiguration();
+        CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg.setCacheMode(CacheMode.PARTITIONED);
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/binary/GridBinaryAffinityKeySelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/binary/GridBinaryAffinityKeySelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/binary/GridBinaryAffinityKeySelfTest.java
index c6a5cd8..bdcb106 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/binary/GridBinaryAffinityKeySelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/binary/GridBinaryAffinityKeySelfTest.java
@@ -78,7 +78,7 @@ public class GridBinaryAffinityKeySelfTest extends GridCommonAbstractTest {
         cfg.setMarshaller(new BinaryMarshaller());
 
         if (!igniteInstanceName.equals(getTestIgniteInstanceName(GRID_CNT))) {
-            CacheConfiguration cacheCfg = new CacheConfiguration();
+            CacheConfiguration cacheCfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
             cacheCfg.setCacheMode(PARTITIONED);
 
@@ -108,7 +108,7 @@ public class GridBinaryAffinityKeySelfTest extends GridCommonAbstractTest {
 
         try (Ignite igniteNoCache = startGrid(GRID_CNT)) {
             try {
-                igniteNoCache.cache(null);
+                igniteNoCache.cache(DEFAULT_CACHE_NAME);
             }
             catch (IllegalArgumentException ignore) {
                 // Expected error.
@@ -123,14 +123,14 @@ public class GridBinaryAffinityKeySelfTest extends GridCommonAbstractTest {
      * @throws Exception If failed.
      */
     private void checkAffinity(Ignite ignite) throws Exception {
-        Affinity<Object> aff = ignite.affinity(null);
+        Affinity<Object> aff = ignite.affinity(DEFAULT_CACHE_NAME);
 
         GridAffinityProcessor affProc = ((IgniteKernal)ignite).context().affinity();
 
         IgniteCacheObjectProcessor cacheObjProc = ((IgniteKernal)ignite).context().cacheObjects();
 
         CacheObjectContext cacheObjCtx = cacheObjProc.contextForCache(
-            ignite.cache(null).getConfiguration(CacheConfiguration.class));
+            ignite.cache(DEFAULT_CACHE_NAME).getConfiguration(CacheConfiguration.class));
 
         for (int i = 0; i < 1000; i++) {
             assertEquals(i, aff.affinityKey(i));
@@ -155,17 +155,17 @@ public class GridBinaryAffinityKeySelfTest extends GridCommonAbstractTest {
 
             assertEquals(aff.mapKeyToNode(i), aff.mapKeyToNode(cacheObj));
 
-            assertEquals(i, affProc.affinityKey(null, i));
+            assertEquals(i, affProc.affinityKey(DEFAULT_CACHE_NAME, i));
 
-            assertEquals(i, affProc.affinityKey(null, new TestObject(i)));
+            assertEquals(i, affProc.affinityKey(DEFAULT_CACHE_NAME, new TestObject(i)));
 
-            assertEquals(i, affProc.affinityKey(null, cacheObj));
+            assertEquals(i, affProc.affinityKey(DEFAULT_CACHE_NAME, cacheObj));
 
-            assertEquals(affProc.mapKeyToNode(null, i), affProc.mapKeyToNode(null, new TestObject(i)));
+            assertEquals(affProc.mapKeyToNode(DEFAULT_CACHE_NAME, i), affProc.mapKeyToNode(DEFAULT_CACHE_NAME, new TestObject(i)));
 
-            assertEquals(affProc.mapKeyToNode(null, i), affProc.mapKeyToNode(null, cacheObj));
+            assertEquals(affProc.mapKeyToNode(DEFAULT_CACHE_NAME, i), affProc.mapKeyToNode(DEFAULT_CACHE_NAME, cacheObj));
 
-            assertEquals(affProc.mapKeyToNode(null, new AffinityKey(0, i)), affProc.mapKeyToNode(null, i));
+            assertEquals(affProc.mapKeyToNode(DEFAULT_CACHE_NAME, new AffinityKey(0, i)), affProc.mapKeyToNode(DEFAULT_CACHE_NAME, i));
         }
     }
 
@@ -173,12 +173,12 @@ public class GridBinaryAffinityKeySelfTest extends GridCommonAbstractTest {
      * @throws Exception If failed.
      */
     public void testAffinityRun() throws Exception {
-        Affinity<Object> aff = grid(0).affinity(null);
+        Affinity<Object> aff = grid(0).affinity(DEFAULT_CACHE_NAME);
 
         for (int i = 0; i < 1000; i++) {
             nodeId.set(null);
 
-            grid(0).compute().affinityRun((String)null, new TestObject(i), new IgniteRunnable() {
+            grid(0).compute().affinityRun(DEFAULT_CACHE_NAME, new TestObject(i), new IgniteRunnable() {
                 @IgniteInstanceResource
                 private Ignite ignite;
 
@@ -189,7 +189,7 @@ public class GridBinaryAffinityKeySelfTest extends GridCommonAbstractTest {
 
             assertEquals(aff.mapKeyToNode(i).id(), nodeId.get());
 
-            grid(0).compute().affinityRun((String)null, new AffinityKey(0, i), new IgniteRunnable() {
+            grid(0).compute().affinityRun(DEFAULT_CACHE_NAME, new AffinityKey(0, i), new IgniteRunnable() {
                 @IgniteInstanceResource
                 private Ignite ignite;
 
@@ -206,12 +206,12 @@ public class GridBinaryAffinityKeySelfTest extends GridCommonAbstractTest {
      * @throws Exception If failed.
      */
     public void testAffinityCall() throws Exception {
-        Affinity<Object> aff = grid(0).affinity(null);
+        Affinity<Object> aff = grid(0).affinity(DEFAULT_CACHE_NAME);
 
         for (int i = 0; i < 1000; i++) {
             nodeId.set(null);
 
-            grid(0).compute().affinityCall((String)null, new TestObject(i), new IgniteCallable<Object>() {
+            grid(0).compute().affinityCall(DEFAULT_CACHE_NAME, new TestObject(i), new IgniteCallable<Object>() {
                 @IgniteInstanceResource
                 private Ignite ignite;
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/binary/GridDefaultBinaryMappersBinaryMetaDataSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/binary/GridDefaultBinaryMappersBinaryMetaDataSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/binary/GridDefaultBinaryMappersBinaryMetaDataSelfTest.java
index 04e80d4..0e3f799 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/binary/GridDefaultBinaryMappersBinaryMetaDataSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/binary/GridDefaultBinaryMappersBinaryMetaDataSelfTest.java
@@ -64,7 +64,7 @@ public class GridDefaultBinaryMappersBinaryMetaDataSelfTest extends GridCommonAb
 
         cfg.setMarshaller(new BinaryMarshaller());
 
-        CacheConfiguration ccfg = new CacheConfiguration();
+        CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         cfg.setCacheConfiguration(ccfg);
 
@@ -151,7 +151,7 @@ public class GridDefaultBinaryMappersBinaryMetaDataSelfTest extends GridCommonAb
                 assert false : meta.typeName();
         }
 
-        grid().cache(null).put(new AffinityKey<>(1, 1), 1);
+        grid().cache(DEFAULT_CACHE_NAME).put(new AffinityKey<>(1, 1), 1);
 
         metas = binaries().types();
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/managers/communication/IgniteVariousConnectionNumberTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/managers/communication/IgniteVariousConnectionNumberTest.java b/modules/core/src/test/java/org/apache/ignite/internal/managers/communication/IgniteVariousConnectionNumberTest.java
index 9e955e3..9cc46d9 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/managers/communication/IgniteVariousConnectionNumberTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/managers/communication/IgniteVariousConnectionNumberTest.java
@@ -100,7 +100,7 @@ public class IgniteVariousConnectionNumberTest extends GridCommonAbstractTest {
 
         startGridsMultiThreaded(3, 3);
 
-        CacheConfiguration ccfg = new CacheConfiguration();
+        CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
         ccfg.setCacheMode(REPLICATED);
         ccfg.setWriteSynchronizationMode(FULL_SYNC);
@@ -137,7 +137,7 @@ public class IgniteVariousConnectionNumberTest extends GridCommonAbstractTest {
             @Override public Void call() throws Exception {
                 Ignite node = ignite(idx.getAndIncrement() % NODES);
 
-                IgniteCache cache = node.cache(null);
+                IgniteCache cache = node.cache(DEFAULT_CACHE_NAME);
 
                 long stopTime = U.currentTimeMillis() + time;
 

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/managers/deployment/GridDeploymentMessageCountSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/managers/deployment/GridDeploymentMessageCountSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/managers/deployment/GridDeploymentMessageCountSelfTest.java
index 2038993..ce3f6a6 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/managers/deployment/GridDeploymentMessageCountSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/managers/deployment/GridDeploymentMessageCountSelfTest.java
@@ -143,12 +143,12 @@ public class GridDeploymentMessageCountSelfTest extends GridCommonAbstractTest {
         try {
             startGrids(2);
 
-            IgniteCache<Object, Object> cache = grid(0).cache(null);
+            IgniteCache<Object, Object> cache = grid(0).cache(DEFAULT_CACHE_NAME);
 
             cache.put("key", valCls.newInstance());
 
             for (int i = 0; i < 2; i++)
-                assertNotNull("For grid: " + i, grid(i).cache(null).localPeek("key", CachePeekMode.ONHEAP));
+                assertNotNull("For grid: " + i, grid(i).cache(DEFAULT_CACHE_NAME).localPeek("key", CachePeekMode.ONHEAP));
 
             for (MessageCountingCommunicationSpi spi : commSpis.values()) {
                 assertTrue(spi.deploymentMessageCount() > 0);
@@ -162,7 +162,7 @@ public class GridDeploymentMessageCountSelfTest extends GridCommonAbstractTest {
                 cache.put(key, valCls.newInstance());
 
                 for (int k = 0; k < 2; k++)
-                    assertNotNull(grid(k).cache(null).localPeek(key, CachePeekMode.ONHEAP));
+                    assertNotNull(grid(k).cache(DEFAULT_CACHE_NAME).localPeek(key, CachePeekMode.ONHEAP));
             }
 
             for (MessageCountingCommunicationSpi spi : commSpis.values())

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAliveCacheSelfTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAliveCacheSelfTest.java b/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAliveCacheSelfTest.java
index 1847303..3807939 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAliveCacheSelfTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManagerAliveCacheSelfTest.java
@@ -125,7 +125,7 @@ public class GridDiscoveryManagerAliveCacheSelfTest extends GridCommonAbstractTe
         }
 
         for (int i = 0; i < PERM_NODES_CNT + TMP_NODES_CNT; i++)
-            F.rand(alive).cache(null).put(i, String.valueOf(i));
+            F.rand(alive).cache(DEFAULT_CACHE_NAME).put(i, String.valueOf(i));
     }
 
     /** {@inheritDoc} */

http://git-wip-us.apache.org/repos/asf/ignite/blob/8f9edebf/modules/core/src/test/java/org/apache/ignite/internal/marshaller/optimized/OptimizedMarshallerNodeFailoverTest.java
----------------------------------------------------------------------
diff --git a/modules/core/src/test/java/org/apache/ignite/internal/marshaller/optimized/OptimizedMarshallerNodeFailoverTest.java b/modules/core/src/test/java/org/apache/ignite/internal/marshaller/optimized/OptimizedMarshallerNodeFailoverTest.java
index f842b5f..7bd0a5d 100644
--- a/modules/core/src/test/java/org/apache/ignite/internal/marshaller/optimized/OptimizedMarshallerNodeFailoverTest.java
+++ b/modules/core/src/test/java/org/apache/ignite/internal/marshaller/optimized/OptimizedMarshallerNodeFailoverTest.java
@@ -67,7 +67,7 @@ public class OptimizedMarshallerNodeFailoverTest extends GridCommonAbstractTest
         cfg.setWorkDirectory(workDir);
 
         if (cache) {
-            CacheConfiguration ccfg = new CacheConfiguration();
+            CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);
 
             ccfg.setCacheMode(PARTITIONED);
             ccfg.setBackups(1);
@@ -106,7 +106,7 @@ public class OptimizedMarshallerNodeFailoverTest extends GridCommonAbstractTest
 
         cache = stopSrv;
 
-        IgniteCache<Integer, Object> cache0 = ignite(0).cache(null);
+        IgniteCache<Integer, Object> cache0 = ignite(0).cache(DEFAULT_CACHE_NAME);
 
         for (int i = 0; i < 20; i++) {
             log.info("Iteration: " + i);
@@ -135,7 +135,7 @@ public class OptimizedMarshallerNodeFailoverTest extends GridCommonAbstractTest
 
         Ignite ignite = startGrid(2); // Check can start one more cache node.
 
-        assertNotNull(ignite.cache(null));
+        assertNotNull(ignite.cache(DEFAULT_CACHE_NAME));
     }
 
     /**