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Posted to commits@reef.apache.org by ma...@apache.org on 2017/01/13 01:45:23 UTC
reef git commit: [REEF-1709] Make unit tests in reef-runtime-yarn
compile and work again
Repository: reef
Updated Branches:
refs/heads/master a1ef9374d -> 8ef1b8361
[REEF-1709] Make unit tests in reef-runtime-yarn compile and work again
Move unit tests into a proper directory in maven directory structure and
fix checkstyle errors (indentation, long lines).
JIRA:
[REEF-1709](https://issues.apache.org/jira/browse/REEF-1709)
Pull request:
This closes #1223
Project: http://git-wip-us.apache.org/repos/asf/reef/repo
Commit: http://git-wip-us.apache.org/repos/asf/reef/commit/8ef1b836
Tree: http://git-wip-us.apache.org/repos/asf/reef/tree/8ef1b836
Diff: http://git-wip-us.apache.org/repos/asf/reef/diff/8ef1b836
Branch: refs/heads/master
Commit: 8ef1b836109450434391fc788c6fb2db74d51736
Parents: a1ef937
Author: Sergiy Matusevych <mo...@apache.org>
Authored: Wed Jan 11 18:33:52 2017 -0800
Committer: Mariia Mykhailova <ma...@apache.org>
Committed: Thu Jan 12 17:40:28 2017 -0800
----------------------------------------------------------------------
.../runtime/yarn/driver/TestTrackingUri.java | 116 ----------------
.../driver/YarnResourceRequestHandlerTest.java | 126 -----------------
.../runtime/yarn/driver/TestTrackingUri.java | 116 ++++++++++++++++
.../driver/YarnResourceRequestHandlerTest.java | 135 +++++++++++++++++++
.../reef/runtime/yarn/driver/package-info.java | 22 +++
5 files changed, 273 insertions(+), 242 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/reef/blob/8ef1b836/lang/java/reef-runtime-yarn/src/main/test/java/org/apache/reef/runtime/yarn/driver/TestTrackingUri.java
----------------------------------------------------------------------
diff --git a/lang/java/reef-runtime-yarn/src/main/test/java/org/apache/reef/runtime/yarn/driver/TestTrackingUri.java b/lang/java/reef-runtime-yarn/src/main/test/java/org/apache/reef/runtime/yarn/driver/TestTrackingUri.java
deleted file mode 100644
index c97c02c..0000000
--- a/lang/java/reef-runtime-yarn/src/main/test/java/org/apache/reef/runtime/yarn/driver/TestTrackingUri.java
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * 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.reef.runtime.yarn.driver;
-
-import org.apache.reef.tang.Injector;
-import org.apache.reef.tang.JavaConfigurationBuilder;
-import org.apache.reef.tang.Tang;
-import org.apache.reef.tang.exceptions.BindException;
-import org.apache.reef.tang.exceptions.InjectionException;
-import org.apache.reef.wake.remote.ports.parameters.TcpPortRangeBegin;
-import org.apache.reef.webserver.HttpHandlerConfiguration;
-import org.apache.reef.webserver.HttpServer;
-import org.apache.reef.webserver.HttpServerImpl;
-import org.junit.Assert;
-import org.junit.Test;
-
-import java.net.UnknownHostException;
-
-/**
- * Tracking Uri test.
- */
-public class TestTrackingUri {
- /**
- * Get Default Tracking URI.
- *
- * @throws InjectionException
- * @throws UnknownHostException
- */
- @Test
- public void testDefaultTrackingUri() throws InjectionException, UnknownHostException {
- final String uri = Tang.Factory.getTang().newInjector().getInstance(TrackingURLProvider.class).getTrackingUrl();
- Assert.assertEquals(uri, "");
- }
-
- /**
- * Get Tracking URI with specified port number and HttpTrackingURLProvider.
- *
- * @throws InjectionException
- * @throws UnknownHostException
- * @throws BindException
- */
- @Test
- public void testHttpTrackingUri() throws InjectionException, UnknownHostException, BindException {
- final JavaConfigurationBuilder cb = Tang.Factory.getTang().newConfigurationBuilder()
- .bindNamedParameter(TcpPortRangeBegin.class, "8888")
- .bindImplementation(TrackingURLProvider.class, HttpTrackingURLProvider.class)
- .bindImplementation(HttpServer.class, HttpServerImpl.class);
-
- final Injector injector = Tang.Factory.getTang().newInjector(cb.build());
- final String uri = injector.getInstance(TrackingURLProvider.class).getTrackingUrl();
- final int port = injector.getInstance(HttpServer.class).getPort();
- verifyUri(uri, port);
- }
-
- /**
- * Get Tracking URI with HttpTrackingURLProvider and defualt port number.
- *
- * @throws InjectionException
- * @throws UnknownHostException
- * @throws BindException
- */
- @Test
- public void testHttpTrackingUriDefaultPort() throws InjectionException, UnknownHostException, BindException {
- final JavaConfigurationBuilder cb = Tang.Factory.getTang().newConfigurationBuilder()
- .bindImplementation(HttpServer.class, HttpServerImpl.class)
- .bindImplementation(TrackingURLProvider.class, HttpTrackingURLProvider.class);
-
- final Injector injector = Tang.Factory.getTang().newInjector(cb.build());
- final String uri = injector.getInstance(TrackingURLProvider.class).getTrackingUrl();
- final int port = injector.getInstance(HttpServer.class).getPort();
- verifyUri(uri, port);
- }
-
- /**
- * Http Tracking URI using default binding test.
- *
- * @throws InjectionException
- * @throws UnknownHostException
- * @throws BindException
- */
- @Test
- public void testHttpTrackingUriDefaultBinding() throws InjectionException, UnknownHostException, BindException {
- final Injector injector = Tang.Factory.getTang().newInjector(HttpHandlerConfiguration.CONF.build());
- final String uri = injector.getInstance(TrackingURLProvider.class).getTrackingUrl();
- final int port = injector.getInstance(HttpServer.class).getPort();
- verifyUri(uri, port);
- }
-
- /**
- * Verify if URI is correct.
- *
- * @param uri
- * @param port
- */
- private void verifyUri(final String uri, final int port) {
- final String[] parts = uri.split(":");
- Assert.assertTrue(parts.length == 2);
- Assert.assertEquals(port, Integer.parseInt(parts[1]));
- }
-}
http://git-wip-us.apache.org/repos/asf/reef/blob/8ef1b836/lang/java/reef-runtime-yarn/src/main/test/java/org/apache/reef/runtime/yarn/driver/YarnResourceRequestHandlerTest.java
----------------------------------------------------------------------
diff --git a/lang/java/reef-runtime-yarn/src/main/test/java/org/apache/reef/runtime/yarn/driver/YarnResourceRequestHandlerTest.java b/lang/java/reef-runtime-yarn/src/main/test/java/org/apache/reef/runtime/yarn/driver/YarnResourceRequestHandlerTest.java
deleted file mode 100644
index a7a9d59..0000000
--- a/lang/java/reef-runtime-yarn/src/main/test/java/org/apache/reef/runtime/yarn/driver/YarnResourceRequestHandlerTest.java
+++ /dev/null
@@ -1,126 +0,0 @@
-/*
- * 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.reef.runtime.yarn.driver;
-
-import org.apache.reef.driver.catalog.ResourceCatalog;
-import org.apache.reef.driver.evaluator.EvaluatorRequest;
-import org.apache.reef.driver.evaluator.EvaluatorRequestor;
-import org.apache.reef.runtime.common.driver.EvaluatorRequestorImpl;
-import org.apache.hadoop.yarn.client.api.AMRMClient;
-import org.apache.reef.tang.Tang;
-import org.apache.reef.tang.exceptions.InjectionException;
-import org.apache.reef.util.logging.LoggingScopeFactory;
-import org.junit.Assert;
-import org.junit.Test;
-import org.mockito.Mockito;
-
-/**
- * Tests for YarnResourceRequestHandler.
- */
-public final class YarnResourceRequestHandlerTest {
- private final ApplicationMasterRegistration applicationMasterRegistration = new ApplicationMasterRegistration();
- private final MockContainerRequestHandler containerRequestHandler = new MockContainerRequestHandler();
- private final YarnResourceRequestHandler resourceRequestHandler = new YarnResourceRequestHandler(containerRequestHandler, applicationMasterRegistration);
- private final ResourceCatalog resourceCatalog = Mockito.mock(ResourceCatalog.class);
-
- private class MockContainerRequestHandler implements YarnContainerRequestHandler {
- private AMRMClient.ContainerRequest[] requests;
-
- @Override
- public void onContainerRequest(AMRMClient.ContainerRequest... containerRequests) {
- this.requests = containerRequests;
- }
-
- public AMRMClient.ContainerRequest[] getRequests() {
- return requests;
- }
- }
-
- /**
- * Tests whether the amount of memory is transferred correctly.
- */
- @Test
- public void testDifferentMemory() throws InjectionException {
- final LoggingScopeFactory loggingScopeFactory = Tang.Factory.getTang().newInjector().getInstance(LoggingScopeFactory.class);
- final EvaluatorRequestor evaluatorRequestor = new EvaluatorRequestorImpl(resourceCatalog, resourceRequestHandler, loggingScopeFactory);
-
- final EvaluatorRequest requestOne = EvaluatorRequest.newBuilder()
- .setNumber(1)
- .setMemory(64)
- .setNumberOfCores(1)
- .build();
- final EvaluatorRequest requestTwo = EvaluatorRequest.newBuilder()
- .setNumber(1)
- .setMemory(128)
- .setNumberOfCores(2)
- .build();
-
- evaluatorRequestor.submit(requestOne);
- Assert.assertEquals("Request in REEF and YARN form should have the same amount of memory",
- requestOne.getMegaBytes(),
- containerRequestHandler.getRequests()[0].getCapability().getMemory()
- );
-
- evaluatorRequestor.submit(requestTwo);
- Assert.assertEquals("Request in REEF and YARN form should have the same amount of memory",
- requestTwo.getMegaBytes(),
- containerRequestHandler.getRequests()[0].getCapability().getMemory()
- );
-
- evaluatorRequestor.submit(requestOne);
- Assert.assertNotEquals("Request in REEF and YARN form should have the same amount of memory",
- requestTwo.getMegaBytes(),
- containerRequestHandler.getRequests()[0].getCapability().getMemory()
- );
- }
-
- @Test
- public void testEvaluatorCount() throws InjectionException {
- final LoggingScopeFactory loggingScopeFactory = Tang.Factory.getTang().newInjector().getInstance(LoggingScopeFactory.class);
- final EvaluatorRequestor evaluatorRequestor = new EvaluatorRequestorImpl(resourceCatalog, resourceRequestHandler, loggingScopeFactory);
- final EvaluatorRequest requestOne = EvaluatorRequest.newBuilder()
- .setNumber(1)
- .setMemory(64)
- .setNumberOfCores(1)
- .build();
- final EvaluatorRequest requestTwo = EvaluatorRequest.newBuilder()
- .setNumber(2)
- .setMemory(128)
- .setNumberOfCores(2)
- .build();
-
- evaluatorRequestor.submit(requestOne);
- Assert.assertEquals("Request in REEF and YARN form should have the same number of Evaluators",
- requestOne.getNumber(),
- containerRequestHandler.getRequests().length
- );
-
- evaluatorRequestor.submit(requestTwo);
- Assert.assertEquals("Request in REEF and YARN form should have the same number of Evaluators",
- requestTwo.getNumber(),
- containerRequestHandler.getRequests().length
- );
-
- evaluatorRequestor.submit(requestTwo);
- Assert.assertNotEquals("Request in REEF and YARN form should have the same number of Evaluators",
- requestOne.getNumber(),
- containerRequestHandler.getRequests().length
- );
- }
-}
http://git-wip-us.apache.org/repos/asf/reef/blob/8ef1b836/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/TestTrackingUri.java
----------------------------------------------------------------------
diff --git a/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/TestTrackingUri.java b/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/TestTrackingUri.java
new file mode 100644
index 0000000..c97c02c
--- /dev/null
+++ b/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/TestTrackingUri.java
@@ -0,0 +1,116 @@
+/*
+ * 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.reef.runtime.yarn.driver;
+
+import org.apache.reef.tang.Injector;
+import org.apache.reef.tang.JavaConfigurationBuilder;
+import org.apache.reef.tang.Tang;
+import org.apache.reef.tang.exceptions.BindException;
+import org.apache.reef.tang.exceptions.InjectionException;
+import org.apache.reef.wake.remote.ports.parameters.TcpPortRangeBegin;
+import org.apache.reef.webserver.HttpHandlerConfiguration;
+import org.apache.reef.webserver.HttpServer;
+import org.apache.reef.webserver.HttpServerImpl;
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.net.UnknownHostException;
+
+/**
+ * Tracking Uri test.
+ */
+public class TestTrackingUri {
+ /**
+ * Get Default Tracking URI.
+ *
+ * @throws InjectionException
+ * @throws UnknownHostException
+ */
+ @Test
+ public void testDefaultTrackingUri() throws InjectionException, UnknownHostException {
+ final String uri = Tang.Factory.getTang().newInjector().getInstance(TrackingURLProvider.class).getTrackingUrl();
+ Assert.assertEquals(uri, "");
+ }
+
+ /**
+ * Get Tracking URI with specified port number and HttpTrackingURLProvider.
+ *
+ * @throws InjectionException
+ * @throws UnknownHostException
+ * @throws BindException
+ */
+ @Test
+ public void testHttpTrackingUri() throws InjectionException, UnknownHostException, BindException {
+ final JavaConfigurationBuilder cb = Tang.Factory.getTang().newConfigurationBuilder()
+ .bindNamedParameter(TcpPortRangeBegin.class, "8888")
+ .bindImplementation(TrackingURLProvider.class, HttpTrackingURLProvider.class)
+ .bindImplementation(HttpServer.class, HttpServerImpl.class);
+
+ final Injector injector = Tang.Factory.getTang().newInjector(cb.build());
+ final String uri = injector.getInstance(TrackingURLProvider.class).getTrackingUrl();
+ final int port = injector.getInstance(HttpServer.class).getPort();
+ verifyUri(uri, port);
+ }
+
+ /**
+ * Get Tracking URI with HttpTrackingURLProvider and defualt port number.
+ *
+ * @throws InjectionException
+ * @throws UnknownHostException
+ * @throws BindException
+ */
+ @Test
+ public void testHttpTrackingUriDefaultPort() throws InjectionException, UnknownHostException, BindException {
+ final JavaConfigurationBuilder cb = Tang.Factory.getTang().newConfigurationBuilder()
+ .bindImplementation(HttpServer.class, HttpServerImpl.class)
+ .bindImplementation(TrackingURLProvider.class, HttpTrackingURLProvider.class);
+
+ final Injector injector = Tang.Factory.getTang().newInjector(cb.build());
+ final String uri = injector.getInstance(TrackingURLProvider.class).getTrackingUrl();
+ final int port = injector.getInstance(HttpServer.class).getPort();
+ verifyUri(uri, port);
+ }
+
+ /**
+ * Http Tracking URI using default binding test.
+ *
+ * @throws InjectionException
+ * @throws UnknownHostException
+ * @throws BindException
+ */
+ @Test
+ public void testHttpTrackingUriDefaultBinding() throws InjectionException, UnknownHostException, BindException {
+ final Injector injector = Tang.Factory.getTang().newInjector(HttpHandlerConfiguration.CONF.build());
+ final String uri = injector.getInstance(TrackingURLProvider.class).getTrackingUrl();
+ final int port = injector.getInstance(HttpServer.class).getPort();
+ verifyUri(uri, port);
+ }
+
+ /**
+ * Verify if URI is correct.
+ *
+ * @param uri
+ * @param port
+ */
+ private void verifyUri(final String uri, final int port) {
+ final String[] parts = uri.split(":");
+ Assert.assertTrue(parts.length == 2);
+ Assert.assertEquals(port, Integer.parseInt(parts[1]));
+ }
+}
http://git-wip-us.apache.org/repos/asf/reef/blob/8ef1b836/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/YarnResourceRequestHandlerTest.java
----------------------------------------------------------------------
diff --git a/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/YarnResourceRequestHandlerTest.java b/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/YarnResourceRequestHandlerTest.java
new file mode 100644
index 0000000..73f5c2c
--- /dev/null
+++ b/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/YarnResourceRequestHandlerTest.java
@@ -0,0 +1,135 @@
+/*
+ * 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.reef.runtime.yarn.driver;
+
+import org.apache.reef.driver.catalog.ResourceCatalog;
+import org.apache.reef.driver.evaluator.EvaluatorRequest;
+import org.apache.reef.driver.evaluator.EvaluatorRequestor;
+import org.apache.reef.runtime.common.driver.EvaluatorRequestorImpl;
+import org.apache.hadoop.yarn.client.api.AMRMClient;
+import org.apache.reef.tang.Tang;
+import org.apache.reef.tang.exceptions.InjectionException;
+import org.apache.reef.util.logging.LoggingScopeFactory;
+import org.junit.Assert;
+import org.junit.Test;
+import org.mockito.Mockito;
+
+/**
+ * Tests for YarnResourceRequestHandler.
+ */
+public final class YarnResourceRequestHandlerTest {
+
+ private final ApplicationMasterRegistration applicationMasterRegistration = new ApplicationMasterRegistration();
+ private final MockContainerRequestHandler containerRequestHandler = new MockContainerRequestHandler();
+
+ private final ResourceCatalog resourceCatalog = Mockito.mock(ResourceCatalog.class);
+
+ private final YarnResourceRequestHandler resourceRequestHandler =
+ new YarnResourceRequestHandler(containerRequestHandler, applicationMasterRegistration);
+
+ private class MockContainerRequestHandler implements YarnContainerRequestHandler {
+ private AMRMClient.ContainerRequest[] requests;
+
+ @Override
+ public void onContainerRequest(final AMRMClient.ContainerRequest... containerRequests) {
+ this.requests = containerRequests;
+ }
+
+ AMRMClient.ContainerRequest[] getRequests() {
+ return requests;
+ }
+ }
+
+ /**
+ * Tests whether the amount of memory is transferred correctly.
+ */
+ @Test
+ public void testDifferentMemory() throws InjectionException {
+
+ final LoggingScopeFactory loggingScopeFactory =
+ Tang.Factory.getTang().newInjector().getInstance(LoggingScopeFactory.class);
+
+ final EvaluatorRequestor evaluatorRequestor =
+ new EvaluatorRequestorImpl(resourceCatalog, resourceRequestHandler, loggingScopeFactory);
+
+ final EvaluatorRequest requestOne = EvaluatorRequest.newBuilder()
+ .setNumber(1)
+ .setMemory(64)
+ .setNumberOfCores(1)
+ .build();
+
+ final EvaluatorRequest requestTwo = EvaluatorRequest.newBuilder()
+ .setNumber(1)
+ .setMemory(128)
+ .setNumberOfCores(2)
+ .build();
+
+ evaluatorRequestor.submit(requestOne);
+ Assert.assertEquals("Request in REEF and YARN form should have the same amount of memory",
+ requestOne.getMegaBytes(),
+ containerRequestHandler.getRequests()[0].getCapability().getMemory());
+
+ evaluatorRequestor.submit(requestTwo);
+ Assert.assertEquals("Request in REEF and YARN form should have the same amount of memory",
+ requestTwo.getMegaBytes(),
+ containerRequestHandler.getRequests()[0].getCapability().getMemory());
+
+ evaluatorRequestor.submit(requestOne);
+ Assert.assertNotEquals("Second YARN request should have different amount of memory",
+ requestTwo.getMegaBytes(),
+ containerRequestHandler.getRequests()[0].getCapability().getMemory());
+ }
+
+ @Test
+ public void testEvaluatorCount() throws InjectionException {
+
+ final LoggingScopeFactory loggingScopeFactory =
+ Tang.Factory.getTang().newInjector().getInstance(LoggingScopeFactory.class);
+
+ final EvaluatorRequestor evaluatorRequestor =
+ new EvaluatorRequestorImpl(resourceCatalog, resourceRequestHandler, loggingScopeFactory);
+
+ final EvaluatorRequest requestOne = EvaluatorRequest.newBuilder()
+ .setNumber(1)
+ .setMemory(64)
+ .setNumberOfCores(1)
+ .build();
+
+ final EvaluatorRequest requestTwo = EvaluatorRequest.newBuilder()
+ .setNumber(2)
+ .setMemory(128)
+ .setNumberOfCores(2)
+ .build();
+
+ evaluatorRequestor.submit(requestOne);
+ Assert.assertEquals("Request in REEF and YARN form should have the same number of Evaluators",
+ requestOne.getNumber(),
+ containerRequestHandler.getRequests().length);
+
+ evaluatorRequestor.submit(requestTwo);
+ Assert.assertEquals("Request in REEF and YARN form should have the same number of Evaluators",
+ requestTwo.getNumber(),
+ containerRequestHandler.getRequests().length);
+
+ evaluatorRequestor.submit(requestTwo);
+ Assert.assertNotEquals("Second YARN request should have different number of Evaluators",
+ requestOne.getNumber(),
+ containerRequestHandler.getRequests().length);
+ }
+}
http://git-wip-us.apache.org/repos/asf/reef/blob/8ef1b836/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/package-info.java
----------------------------------------------------------------------
diff --git a/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/package-info.java b/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/package-info.java
new file mode 100644
index 0000000..84ea07d
--- /dev/null
+++ b/lang/java/reef-runtime-yarn/src/test/java/org/apache/reef/runtime/yarn/driver/package-info.java
@@ -0,0 +1,22 @@
+/*
+ * 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.
+ */
+/**
+ * Unit tests for REEF Driver running under YARN runtime.
+ */
+package org.apache.reef.runtime.yarn.driver;