[geode] 01/01: Initial draft

[jc...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

jchen21 pushed a commit to branch feature/GEODE-7669
in repository https://gitbox.apache.org/repos/asf/geode.git

commit a708042b15df2acf26d9edd8aa26dd09d0867670
Author: Jianxia Chen <jc...@apache.org>
AuthorDate: Tue May 26 17:54:28 2020 -0700

    Initial draft
    
    Authored-by: Jianxia Chen <jc...@apache.org>
---
 .../PartitionedRegionOverflowClearDUnitTest.java   | 139 +++++++++++++++++++++
 1 file changed, 139 insertions(+)

diff --git a/geode-core/src/distributedTest/java/org/apache/geode/internal/cache/PartitionedRegionOverflowClearDUnitTest.java b/geode-core/src/distributedTest/java/org/apache/geode/internal/cache/PartitionedRegionOverflowClearDUnitTest.java
new file mode 100644
index 0000000..c6b8921
--- /dev/null
+++ b/geode-core/src/distributedTest/java/org/apache/geode/internal/cache/PartitionedRegionOverflowClearDUnitTest.java
@@ -0,0 +1,139 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
+ * agreements. See the NOTICE file distributed with this work for additional information regarding
+ * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the License. You may obtain a
+ * copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package org.apache.geode.internal.cache;
+
+import static org.apache.geode.test.dunit.VM.getVM;
+import static org.assertj.core.api.Assertions.assertThat;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.Serializable;
+import java.util.stream.IntStream;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+
+import org.apache.geode.cache.EvictionAction;
+import org.apache.geode.cache.EvictionAttributes;
+import org.apache.geode.cache.PartitionAttributesFactory;
+import org.apache.geode.cache.Region;
+import org.apache.geode.cache.RegionShortcut;
+import org.apache.geode.test.dunit.VM;
+import org.apache.geode.test.dunit.rules.CacheRule;
+import org.apache.geode.test.dunit.rules.ClientCacheRule;
+import org.apache.geode.test.dunit.rules.DistributedRule;
+import org.apache.geode.test.junit.rules.serializable.SerializableTemporaryFolder;
+
+public class PartitionedRegionOverflowClearDUnitTest implements Serializable {
+
+  @Rule
+  public DistributedRule distributedRule = new DistributedRule();
+
+  @Rule
+  public CacheRule cacheRule = new CacheRule();
+
+  @Rule
+  public ClientCacheRule clientCacheRule = new ClientCacheRule();
+
+  @Rule
+  public SerializableTemporaryFolder temporaryFolder = new SerializableTemporaryFolder();
+
+  VM server1;
+
+  VM server2;
+
+  VM accessor;
+
+  File disk1;
+
+  File disk2;
+
+  private static final String OVERFLOW_REGION_NAME = "testOverflowRegion";
+
+  private static final String DISK_STORE_NAME = "testDiskStore";
+
+  public static final int NUM_ENTRIES = 1000;
+
+  protected RegionShortcut getRegionShortCut() {
+    return RegionShortcut.PARTITION_REDUNDANT_PERSISTENT_OVERFLOW;
+  }
+
+  @Before
+  public void setUp() throws Exception {
+    server1 = getVM(1);
+    server2 = getVM(2);
+    accessor = getVM(3);
+    disk1 = temporaryFolder.newFolder();
+    disk2 = temporaryFolder.newFolder();
+  }
+
+  @Test
+  public void testClearWithOverflow() {
+    initializeDataStores();
+    accessor.invoke(this::populateRegion);
+    accessor.invoke(() -> {
+      Region region = cacheRule.getCache().getRegion(OVERFLOW_REGION_NAME);
+      region.clear();
+    });
+    server1.bounce();
+//    server2.bounce();
+    server1.invoke(() -> {
+      Region region = createOverflowRegion(1);
+      assertThat(region.size()).isEqualTo(0);
+    });
+//    server2.invoke(() -> {
+//      Region region = createOverflowRegion(2);
+//      assertThat(region.size()).isEqualTo(0);
+//    });
+  }
+
+  private void initializeDataStores() {
+    server1.invoke(() -> {
+      createOverflowRegion(1);
+    });
+//    server2.invoke(() -> {
+//      createOverflowRegion(2);
+//    });
+  }
+
+  private Region createOverflowRegion(int server) {
+    File disk;
+    if (server == 1) {
+      disk = new File(temporaryFolder.getRoot(), "disk1");
+    }
+    else {
+      disk = new File(temporaryFolder.getRoot(), "disk2");
+    }
+    cacheRule.createCache();
+    cacheRule.getCache().createDiskStoreFactory(new DiskStoreAttributes()).setDiskDirs(new File[] {disk}).create(DISK_STORE_NAME);
+    return cacheRule.getCache().createRegionFactory(getRegionShortCut())
+        .setPartitionAttributes(
+            new PartitionAttributesFactory().setRedundantCopies(1).create())
+        .setDiskStoreName(DISK_STORE_NAME)
+        .setEvictionAttributes(
+        EvictionAttributes.createLRUEntryAttributes(1, EvictionAction.OVERFLOW_TO_DISK))
+        .create(OVERFLOW_REGION_NAME);
+  }
+
+  private void populateRegion() {
+    cacheRule.createCache();
+    cacheRule.getCache().createRegionFactory(RegionShortcut.PARTITION).setPartitionAttributes(
+        new PartitionAttributesFactory().setLocalMaxMemory(0).setRedundantCopies(1).create()).create(OVERFLOW_REGION_NAME);
+    Region region = cacheRule.getCache().getRegion(OVERFLOW_REGION_NAME);
+    IntStream.range(0, NUM_ENTRIES).forEach(i -> region.put("key" + i, "value" + i));
+  }
+
+}