You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@geode.apache.org by je...@apache.org on 2015/12/21 19:05:09 UTC

[41/50] [abbrv] incubator-geode git commit: GEODE-651: add Chunk unit tests This closes #60

GEODE-651: add Chunk unit tests
This closes #60


Project: http://git-wip-us.apache.org/repos/asf/incubator-geode/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-geode/commit/fdec70bc
Tree: http://git-wip-us.apache.org/repos/asf/incubator-geode/tree/fdec70bc
Diff: http://git-wip-us.apache.org/repos/asf/incubator-geode/diff/fdec70bc

Branch: refs/heads/feature/GEODE-14
Commit: fdec70bcd46c568637f0dad976f3778625858608
Parents: 8c9af2a
Author: Sai Boorlagadda <sb...@pivotal.io>
Authored: Thu Dec 10 17:33:57 2015 -0800
Committer: Darrel Schneider <ds...@pivotal.io>
Committed: Tue Dec 15 16:50:39 2015 -0800

----------------------------------------------------------------------
 .../offheap/AbstractStoredObjectTestBase.java   |   2 +-
 .../offheap/ChunkWithHeapFormJUnitTest.java     |  64 ++
 .../offheap/GemFireChunkFactoryJUnitTest.java   | 129 +++
 .../internal/offheap/GemFireChunkJUnitTest.java | 924 +++++++++++++++++++
 .../offheap/GemFireChunkSliceJUnitTest.java     |  72 ++
 .../internal/offheap/StoredObjectTestSuite.java |  33 +
 6 files changed, 1223 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/fdec70bc/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/AbstractStoredObjectTestBase.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/AbstractStoredObjectTestBase.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/AbstractStoredObjectTestBase.java
index a5fac48..24cb2fd 100644
--- a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/AbstractStoredObjectTestBase.java
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/AbstractStoredObjectTestBase.java
@@ -51,7 +51,7 @@ public abstract class AbstractStoredObjectTestBase {
         Object regionEntryValue = getValue();
         StoredObject storedObject = createValueAsSerializedStoredObject(regionEntryValue);
 
-        Integer actualRegionEntryValue = (Integer) storedObject.getValueAsDeserializedHeapObject();
+        Object actualRegionEntryValue = storedObject.getValueAsDeserializedHeapObject();
         assertEquals(regionEntryValue, actualRegionEntryValue);
     }
 

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/fdec70bc/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/ChunkWithHeapFormJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/ChunkWithHeapFormJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/ChunkWithHeapFormJUnitTest.java
new file mode 100644
index 0000000..bc32367
--- /dev/null
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/ChunkWithHeapFormJUnitTest.java
@@ -0,0 +1,64 @@
+/*
+ * 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 com.gemstone.gemfire.internal.offheap;
+
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNotSame;
+import static org.junit.Assert.assertSame;
+
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+
+import com.gemstone.gemfire.test.junit.categories.UnitTest;
+
+@Category(UnitTest.class)
+public class ChunkWithHeapFormJUnitTest extends GemFireChunkJUnitTest {
+
+  @Test
+  public void getRawBytesShouldReturnCachedHeapForm() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+
+    byte[] valueInBytes = getValueAsByteArray();
+    ChunkWithHeapForm heapForm = new ChunkWithHeapForm(chunk, valueInBytes);
+
+    assertNotNull(heapForm);
+
+    assertSame(valueInBytes, heapForm.getRawBytes());
+  }
+
+  @Test
+  public void getChunkWithoutHeapFormShouldReturnGemFireChunk() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+
+    byte[] valueInBytes = getValueAsByteArray();
+    ChunkWithHeapForm heapForm = new ChunkWithHeapForm(chunk, valueInBytes);
+
+    Chunk chunkWithOutHeapForm = heapForm.getChunkWithoutHeapForm();
+
+    assertNotNull(chunkWithOutHeapForm);
+    assertEquals(GemFireChunk.class, chunkWithOutHeapForm.getClass());
+
+    assertEquals(chunk, heapForm.getChunkWithoutHeapForm());
+
+    assertEquals(chunk.getMemoryAddress(), chunkWithOutHeapForm.getMemoryAddress());
+    assertArrayEquals(chunk.getRawBytes(), chunkWithOutHeapForm.getRawBytes());
+    assertNotSame(valueInBytes, chunkWithOutHeapForm.getRawBytes());
+  }
+}

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/fdec70bc/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkFactoryJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkFactoryJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkFactoryJUnitTest.java
new file mode 100644
index 0000000..d12b823
--- /dev/null
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkFactoryJUnitTest.java
@@ -0,0 +1,129 @@
+/*
+ * 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 com.gemstone.gemfire.internal.offheap;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.mockito.Mockito.mock;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+
+import com.gemstone.gemfire.LogWriter;
+import com.gemstone.gemfire.internal.cache.EntryEventImpl;
+import com.gemstone.gemfire.test.junit.categories.UnitTest;
+
+@Category(UnitTest.class)
+public class GemFireChunkFactoryJUnitTest {
+
+  private MemoryAllocator ma;
+
+  @Before
+  public void setUp() {
+    OutOfOffHeapMemoryListener ooohml = mock(OutOfOffHeapMemoryListener.class);
+    OffHeapMemoryStats stats = mock(OffHeapMemoryStats.class);
+    LogWriter lw = mock(LogWriter.class);
+
+    ma = SimpleMemoryAllocatorImpl.create(ooohml, stats, lw, 1, OffHeapStorage.MIN_SLAB_SIZE * 1, OffHeapStorage.MIN_SLAB_SIZE);
+  }
+
+  @After
+  public void tearDown() {
+    SimpleMemoryAllocatorImpl.freeOffHeapMemory();
+  }
+
+  private GemFireChunk createChunk(Object value) {
+    byte[] v = EntryEventImpl.serialize(value);
+
+    boolean isSerialized = true;
+    boolean isCompressed = false;
+
+    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(v, isSerialized, isCompressed, GemFireChunk.TYPE);
+
+    return chunk;
+  }
+
+  @Test
+  public void factoryShouldCreateNewChunkWithGivenAddress() {
+    GemFireChunk chunk = createChunk(Long.MAX_VALUE);
+
+    ChunkFactory factory = new GemFireChunkFactory();
+    Chunk newChunk = factory.newChunk(chunk.getMemoryAddress());
+
+    assertNotNull(newChunk);
+    assertEquals(GemFireChunk.class, newChunk.getClass());
+
+    assertThat(newChunk.getMemoryAddress()).isEqualTo(chunk.getMemoryAddress());
+
+    chunk.release();
+  }
+
+  @Test
+  public void factoryShouldCreateNewChunkWithGivenAddressAndType() {
+    GemFireChunk chunk = createChunk(Long.MAX_VALUE);
+
+    ChunkFactory factory = new GemFireChunkFactory();
+    Chunk newChunk = factory.newChunk(chunk.getMemoryAddress(), GemFireChunk.TYPE);
+
+    assertNotNull(newChunk);
+    assertEquals(GemFireChunk.class, newChunk.getClass());
+
+    assertThat(newChunk.getMemoryAddress()).isEqualTo(chunk.getMemoryAddress());
+    assertThat(newChunk.getChunkType()).isEqualTo(GemFireChunk.TYPE);
+
+    chunk.release();
+  }
+
+  @Test
+  public void shouldGetChunkTypeFromAddress() {
+    byte[] v = EntryEventImpl.serialize(Long.MAX_VALUE);
+
+    boolean isSerialized = true;
+    boolean isCompressed = false;
+
+    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(v, isSerialized, isCompressed, GemFireChunk.TYPE);
+
+    ChunkFactory factory = new GemFireChunkFactory();
+    ChunkType actualType = factory.getChunkTypeForAddress(chunk.getMemoryAddress());
+
+    assertEquals(GemFireChunk.TYPE, actualType);
+
+    chunk.release();
+  }
+
+  @Test
+  public void shouldGetChunkTypeFromRawBits() {
+    byte[] v = EntryEventImpl.serialize(Long.MAX_VALUE);
+
+    boolean isSerialized = true;
+    boolean isCompressed = false;
+
+    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(v, isSerialized, isCompressed, GemFireChunk.TYPE);
+
+    int rawBits = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + 4 /* REF_COUNT_OFFSET */);
+
+    ChunkFactory factory = new GemFireChunkFactory();
+    ChunkType actualType = factory.getChunkTypeForRawBits(rawBits);
+    assertEquals(GemFireChunk.TYPE, actualType);
+
+    chunk.release();
+  }
+}

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/fdec70bc/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkJUnitTest.java
new file mode 100644
index 0000000..20cb8dc
--- /dev/null
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkJUnitTest.java
@@ -0,0 +1,924 @@
+/*
+ * 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 com.gemstone.gemfire.internal.offheap;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.mockito.Mockito.atLeastOnce;
+import static org.mockito.Mockito.doNothing;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import java.io.IOException;
+import java.nio.ByteBuffer;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+
+import com.gemstone.gemfire.LogWriter;
+import com.gemstone.gemfire.compression.Compressor;
+import com.gemstone.gemfire.internal.DSCODE;
+import com.gemstone.gemfire.internal.HeapDataOutputStream;
+import com.gemstone.gemfire.internal.Version;
+import com.gemstone.gemfire.internal.cache.BytesAndBitsForCompactor;
+import com.gemstone.gemfire.internal.cache.CachePerfStats;
+import com.gemstone.gemfire.internal.cache.EntryEventImpl;
+import com.gemstone.gemfire.internal.cache.RegionEntryContext;
+import com.gemstone.gemfire.internal.offheap.MemoryBlock.State;
+import com.gemstone.gemfire.test.junit.categories.UnitTest;
+
+@Category(UnitTest.class)
+public class GemFireChunkJUnitTest extends AbstractStoredObjectTestBase {
+
+  private MemoryAllocator ma;
+
+  static {
+    ClassLoader.getSystemClassLoader().setDefaultAssertionStatus(true);
+  }
+
+  @Before
+  public void setUp() {
+    OutOfOffHeapMemoryListener ooohml = mock(OutOfOffHeapMemoryListener.class);
+    OffHeapMemoryStats stats = mock(OffHeapMemoryStats.class);
+    LogWriter lw = mock(LogWriter.class);
+
+    ma = SimpleMemoryAllocatorImpl.create(ooohml, stats, lw, 3, OffHeapStorage.MIN_SLAB_SIZE * 3, OffHeapStorage.MIN_SLAB_SIZE);
+  }
+
+  @After
+  public void tearDown() {
+    SimpleMemoryAllocatorImpl.freeOffHeapMemory();
+  }
+
+  @Override
+  public Object getValue() {
+    return Long.valueOf(Long.MAX_VALUE);
+  }
+
+  @Override
+  public byte[] getValueAsByteArray() {
+    return convertValueToByteArray(getValue());
+  }
+
+  private byte[] convertValueToByteArray(Object value) {
+    return ByteBuffer.allocate(Long.SIZE / Byte.SIZE).putLong((Long) value).array();
+  }
+
+  @Override
+  public Object convertByteArrayToObject(byte[] valueInByteArray) {
+    return ByteBuffer.wrap(valueInByteArray).getLong();
+  }
+
+  @Override
+  public Object convertSerializedByteArrayToObject(byte[] valueInSerializedByteArray) {
+    return EntryEventImpl.deserialize(valueInSerializedByteArray);
+  }
+
+  @Override
+  public GemFireChunk createValueAsUnserializedStoredObject(Object value) {
+    byte[] valueInByteArray;
+    if (value instanceof Long) {
+      valueInByteArray = convertValueToByteArray(value);
+    } else {
+      valueInByteArray = (byte[]) value;
+    }
+
+    boolean isSerialized = false;
+    boolean isCompressed = false;
+
+    return createChunk(valueInByteArray, isSerialized, isCompressed);
+  }
+
+  @Override
+  public GemFireChunk createValueAsSerializedStoredObject(Object value) {
+    byte[] valueInSerializedByteArray = EntryEventImpl.serialize(value);
+
+    boolean isSerialized = true;
+    boolean isCompressed = false;
+
+    return createChunk(valueInSerializedByteArray, isSerialized, isCompressed);
+  }
+
+  private GemFireChunk createChunk(byte[] v, boolean isSerialized, boolean isCompressed) {
+    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(v, isSerialized, isCompressed, GemFireChunk.TYPE);
+    return chunk;
+  }
+
+  @Test
+  public void chunkCanBeCreatedFromAnotherChunk() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+
+    GemFireChunk newChunk = new GemFireChunk(chunk);
+
+    assertNotNull(newChunk);
+    assertThat(newChunk.getMemoryAddress()).isEqualTo(chunk.getMemoryAddress());
+
+    chunk.release();
+  }
+
+  @Test
+  public void chunkCanBeCreatedWithOnlyMemoryAddress() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+
+    GemFireChunk newChunk = new GemFireChunk(chunk.getMemoryAddress());
+
+    assertNotNull(newChunk);
+    assertThat(newChunk.getMemoryAddress()).isEqualTo(chunk.getMemoryAddress());
+
+    chunk.release();
+  }
+
+  @Test
+  public void chunkSliceCanBeCreatedFromAnotherChunk() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+
+    int position = 1;
+    int end = 2;
+
+    GemFireChunk newChunk = (GemFireChunk) chunk.slice(position, end);
+
+    assertNotNull(newChunk);
+    assertThat(newChunk.getClass()).isEqualTo(GemFireChunkSlice.class);
+    assertThat(newChunk.getMemoryAddress()).isEqualTo(chunk.getMemoryAddress());
+
+    chunk.release();
+  }
+
+  @Test
+  public void fillSerializedValueShouldFillWrapperWithSerializedValueIfValueIsSerialized() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+
+    // mock the things
+    BytesAndBitsForCompactor wrapper = mock(BytesAndBitsForCompactor.class);
+
+    byte userBits = 0;
+    byte serializedUserBits = 1;
+    chunk.fillSerializedValue(wrapper, userBits);
+
+    verify(wrapper, times(1)).setChunkData(chunk, serializedUserBits);
+
+    chunk.release();
+  }
+
+  @Test
+  public void fillSerializedValueShouldFillWrapperWithDeserializedValueIfValueIsNotSerialized() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+
+    // mock the things
+    BytesAndBitsForCompactor wrapper = mock(BytesAndBitsForCompactor.class);
+
+    byte userBits = 1;
+    chunk.fillSerializedValue(wrapper, userBits);
+
+    verify(wrapper, times(1)).setChunkData(chunk, userBits);
+
+    chunk.release();
+  }
+
+  @Test
+  public void getShortClassNameShouldReturnShortClassName() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    assertThat(chunk.getShortClassName()).isEqualTo("GemFireChunk");
+
+    chunk.release();
+  }
+
+  @Test
+  public void chunksAreEqualsOnlyByAddress() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+
+    GemFireChunk newChunk = new GemFireChunk(chunk.getMemoryAddress());
+    assertThat(chunk.equals(newChunk)).isTrue();
+
+    GemFireChunk chunkWithSameValue = createValueAsUnserializedStoredObject(getValue());
+    assertThat(chunk.equals(chunkWithSameValue)).isFalse();
+
+    Object someObject = getValue();
+    assertThat(chunk.equals(someObject)).isFalse();
+
+    chunk.release();
+    chunkWithSameValue.release();
+  }
+
+  @Test
+  public void chunksShouldBeComparedBySize() {
+    GemFireChunk chunk1 = createValueAsSerializedStoredObject(getValue());
+
+    GemFireChunk chunk2 = chunk1;
+    assertThat(chunk1.compareTo(chunk2)).isEqualTo(0);
+
+    GemFireChunk chunkWithSameValue = createValueAsSerializedStoredObject(getValue());
+    assertThat(chunk1.compareTo(chunkWithSameValue)).isEqualTo(Long.signum(chunk1.getMemoryAddress() - chunkWithSameValue.getMemoryAddress()));
+
+    GemFireChunk chunk3 = createValueAsSerializedStoredObject(Long.MAX_VALUE);
+    GemFireChunk chunk4 = createValueAsSerializedStoredObject(Long.MAX_VALUE);
+
+    int newSizeForChunk3 = 2;
+    int newSizeForChunk4 = 3;
+
+    assertThat(chunk3.compareTo(chunk4)).isEqualTo(Integer.signum(newSizeForChunk3 - newSizeForChunk4));
+
+    chunk1.release();
+    chunk4.release();
+  }
+
+  @Test
+  public void setSerializedShouldSetTheSerializedBit() {
+    Object regionEntryValue = getValue();
+    byte[] regionEntryValueAsBytes = convertValueToByteArray(regionEntryValue);
+
+    boolean isSerialized = false;
+    boolean isCompressed = false;
+
+    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed, GemFireChunk.TYPE);
+
+    int headerBeforeSerializedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + 4/* REF_COUNT_OFFSET */);
+
+    assertThat(chunk.isSerialized()).isFalse();
+
+    chunk.setSerialized(true); // set to true
+
+    assertThat(chunk.isSerialized()).isTrue();
+
+    int headerAfterSerializedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + 4/* REF_COUNT_OFFSET */);
+
+    assertThat(headerAfterSerializedBitSet).isEqualTo(headerBeforeSerializedBitSet | 0x80000000/* IS_SERIALIZED_BIT */);
+
+    chunk.release();
+  }
+
+  @Test(expected = IllegalStateException.class)
+  public void setSerialziedShouldThrowExceptionIfChunkIsAlreadyReleased() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    chunk.release();
+    chunk.setSerialized(true);
+
+    chunk.release();
+  }
+
+  @Test
+  public void setCompressedShouldSetTheCompressedBit() {
+    Object regionEntryValue = getValue();
+    byte[] regionEntryValueAsBytes = convertValueToByteArray(regionEntryValue);
+
+    boolean isSerialized = false;
+    boolean isCompressed = false;
+
+    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed, GemFireChunk.TYPE);
+
+    int headerBeforeCompressedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + 4/* REF_COUNT_OFFSET */);
+
+    assertThat(chunk.isCompressed()).isFalse();
+
+    chunk.setCompressed(true); // set to true
+
+    assertThat(chunk.isCompressed()).isTrue();
+
+    int headerAfterCompressedBitSet = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + 4/* REF_COUNT_OFFSET */);
+
+    assertThat(headerAfterCompressedBitSet).isEqualTo(headerBeforeCompressedBitSet | 0x40000000/* IS_SERIALIZED_BIT */);
+
+    chunk.release();
+  }
+
+  @Test(expected = IllegalStateException.class)
+  public void setCompressedShouldThrowExceptionIfChunkIsAlreadyReleased() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    chunk.release();
+    chunk.setCompressed(true);
+
+    chunk.release();
+  }
+
+  @Test
+  public void setDataSizeShouldSetTheDataSizeBits() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+
+    int beforeSize = chunk.getDataSize();
+
+    chunk.setDataSize(2);
+
+    int afterSize = chunk.getDataSize();
+
+    assertThat(afterSize).isEqualTo(2);
+    assertThat(afterSize).isNotEqualTo(beforeSize);
+
+    chunk.release();
+  }
+
+  @Test(expected = IllegalStateException.class)
+  public void setDataSizeShouldThrowExceptionIfChunkIsAlreadyReleased() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    chunk.release();
+    chunk.setDataSize(1);
+
+    chunk.release();
+  }
+
+  @Test(expected = IllegalStateException.class)
+  public void initializeUseCountShouldThrowIllegalStateExceptionIfChunkIsAlreadyRetained() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    chunk.retain();
+    chunk.initializeUseCount();
+
+    chunk.release();
+  }
+
+  @Test(expected = IllegalStateException.class)
+  public void initializeUseCountShouldThrowIllegalStateExceptionIfChunkIsAlreadyReleased() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    chunk.release();
+    chunk.initializeUseCount();
+
+    chunk.release();
+  }
+
+  @Test
+  public void isSerializedPdxInstanceShouldReturnTrueIfItsPDXInstance() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+
+    byte[] serailizedValue = chunk.getSerializedValue();
+    serailizedValue[0] = DSCODE.PDX;
+    chunk.setSerializedValue(serailizedValue);
+
+    assertThat(chunk.isSerializedPdxInstance()).isTrue();
+
+    serailizedValue = chunk.getSerializedValue();
+    serailizedValue[0] = DSCODE.PDX_ENUM;
+    chunk.setSerializedValue(serailizedValue);
+
+    assertThat(chunk.isSerializedPdxInstance()).isTrue();
+
+    serailizedValue = chunk.getSerializedValue();
+    serailizedValue[0] = DSCODE.PDX_INLINE_ENUM;
+    chunk.setSerializedValue(serailizedValue);
+
+    assertThat(chunk.isSerializedPdxInstance()).isTrue();
+
+    chunk.release();
+  }
+
+  @Test
+  public void isSerializedPdxInstanceShouldReturnFalseIfItsNotPDXInstance() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    assertThat(chunk.isSerializedPdxInstance()).isFalse();
+
+    chunk.release();
+  }
+
+  @Test
+  public void checkDataEqualsByChunk() {
+    GemFireChunk chunk1 = createValueAsSerializedStoredObject(getValue());
+    GemFireChunk sameAsChunk1 = chunk1;
+
+    assertThat(chunk1.checkDataEquals(sameAsChunk1)).isTrue();
+
+    GemFireChunk unserializedChunk = createValueAsUnserializedStoredObject(getValue());
+    assertThat(chunk1.checkDataEquals(unserializedChunk)).isFalse();
+
+    GemFireChunk chunkDifferBySize = createValueAsSerializedStoredObject(getValue());
+    chunkDifferBySize.setSize(0);
+    assertThat(chunk1.checkDataEquals(chunkDifferBySize)).isFalse();
+
+    GemFireChunk chunkDifferByValue = createValueAsSerializedStoredObject(Long.MAX_VALUE - 1);
+    assertThat(chunk1.checkDataEquals(chunkDifferByValue)).isFalse();
+
+    GemFireChunk newChunk1 = createValueAsSerializedStoredObject(getValue());
+    assertThat(chunk1.checkDataEquals(newChunk1)).isTrue();
+
+    chunk1.release();
+    unserializedChunk.release();
+    chunkDifferBySize.release();
+    chunkDifferByValue.release();
+    newChunk1.release();
+  }
+
+  @Test
+  public void checkDataEqualsBySerializedValue() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    assertThat(chunk.checkDataEquals(new byte[1])).isFalse();
+
+    GemFireChunk chunkDifferByValue = createValueAsSerializedStoredObject(Long.MAX_VALUE - 1);
+    assertThat(chunk.checkDataEquals(chunkDifferByValue.getSerializedValue())).isFalse();
+
+    GemFireChunk newChunk = createValueAsSerializedStoredObject(getValue());
+    assertThat(chunk.checkDataEquals(newChunk.getSerializedValue())).isTrue();
+
+    chunk.release();
+    chunkDifferByValue.release();
+    newChunk.release();
+  }
+
+  @Test
+  public void getDecompressedBytesShouldReturnDecompressedBytesIfCompressed() {
+    Object regionEntryValue = getValue();
+    byte[] regionEntryValueAsBytes = convertValueToByteArray(regionEntryValue);
+
+    boolean isSerialized = true;
+    boolean isCompressed = true;
+
+    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed, GemFireChunk.TYPE);
+
+    RegionEntryContext regionContext = mock(RegionEntryContext.class);
+    CachePerfStats cacheStats = mock(CachePerfStats.class);
+    Compressor compressor = mock(Compressor.class);
+
+    long startTime = 10000L;
+
+    // mock required things
+    when(regionContext.getCompressor()).thenReturn(compressor);
+    when(compressor.decompress(regionEntryValueAsBytes)).thenReturn(regionEntryValueAsBytes);
+    when(regionContext.getCachePerfStats()).thenReturn(cacheStats);
+    when(cacheStats.startDecompression()).thenReturn(startTime);
+
+    // invoke the thing
+    byte[] bytes = chunk.getDecompressedBytes(regionContext);
+
+    // verify the thing happened
+    verify(cacheStats, atLeastOnce()).startDecompression();
+    verify(compressor, times(1)).decompress(regionEntryValueAsBytes);
+    verify(cacheStats, atLeastOnce()).endDecompression(startTime);
+
+    assertArrayEquals(regionEntryValueAsBytes, bytes);
+
+    chunk.release();
+  }
+
+  @Test
+  public void incSizeShouldIncrementSize() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+
+    int beforeSize = chunk.getSize();
+
+    chunk.incSize(1);
+    assertThat(chunk.getSize()).isEqualTo(beforeSize + 1);
+
+    chunk.incSize(2);
+    assertThat(chunk.getSize()).isEqualTo(beforeSize + 1 + 2);
+
+    chunk.release();
+  }
+
+  @Test
+  public void readyForFreeShouldResetTheRefCount() {
+    Chunk chunk = createValueAsSerializedStoredObject(getValue());
+
+    int refCountBeforeFreeing = chunk.getRefCount();
+    assertThat(refCountBeforeFreeing).isEqualTo(1);
+
+    chunk.readyForFree();
+
+    int refCountAfterFreeing = chunk.getRefCount();
+    assertThat(refCountAfterFreeing).isEqualTo(0);
+  }
+
+  @Test(expected = IllegalStateException.class)
+  public void readyForAllocationShouldThrowExceptionIfAlreadyAllocated() {
+    Chunk chunk = createValueAsSerializedStoredObject(getValue());
+
+    // chunk is already allocated when we created it, so calling readyForAllocation should throw exception.
+    chunk.readyForAllocation(GemFireChunk.TYPE);
+
+    chunk.release();
+  }
+
+  @Test
+  public void checkIsAllocatedShouldReturnIfAllocated() {
+    Chunk chunk = createValueAsSerializedStoredObject(getValue());
+    chunk.checkIsAllocated();
+
+    chunk.release();
+  }
+
+  @Test(expected = IllegalStateException.class)
+  public void checkIsAllocatedShouldThrowExceptionIfNotAllocated() {
+    Chunk chunk = createValueAsSerializedStoredObject(getValue());
+    chunk.release();
+    chunk.checkIsAllocated();
+
+    chunk.release();
+  }
+
+  @Test
+  public void sendToShouldWriteSerializedValueToDataOutputIfValueIsSerialized() throws IOException {
+    Chunk chunk = createValueAsSerializedStoredObject(getValue());
+    Chunk spyChunk = spy(chunk);
+
+    HeapDataOutputStream dataOutput = mock(HeapDataOutputStream.class);
+    ByteBuffer directByteBuffer = ByteBuffer.allocate(1024);
+
+    doReturn(directByteBuffer).when(spyChunk).createDirectByteBuffer();
+    doNothing().when(dataOutput).write(directByteBuffer);
+
+    spyChunk.sendTo(dataOutput);
+
+    verify(dataOutput, times(1)).write(directByteBuffer);
+
+    chunk.release();
+  }
+
+  @Test
+  public void sendToShouldWriteUnserializedValueToDataOutputIfValueIsUnserialized() throws IOException {
+    byte[] regionEntryValue = getValueAsByteArray();
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
+
+    // writeByte is a final method and cannot be mocked, so creating a real one
+    HeapDataOutputStream dataOutput = new HeapDataOutputStream(Version.CURRENT);
+
+    chunk.sendTo(dataOutput);
+
+    byte[] actual = dataOutput.toByteArray();
+
+    byte[] expected = new byte[regionEntryValue.length + 2];
+    expected[0] = DSCODE.BYTE_ARRAY;
+    expected[1] = (byte) regionEntryValue.length;
+    System.arraycopy(regionEntryValue, 0, expected, 2, regionEntryValue.length);
+
+    assertNotNull(dataOutput);
+    assertThat(actual).isEqualTo(expected);
+
+    chunk.release();
+  }
+
+  @Test
+  public void sendAsByteArrayShouldWriteValueToDataOutput() throws IOException {
+    byte[] regionEntryValue = getValueAsByteArray();
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
+
+    // writeByte is a final method and cannot be mocked, so creating a real one
+    HeapDataOutputStream dataOutput = new HeapDataOutputStream(Version.CURRENT);
+
+    chunk.sendAsByteArray(dataOutput);
+
+    byte[] actual = dataOutput.toByteArray();
+
+    byte[] expected = new byte[regionEntryValue.length + 1];
+    expected[0] = (byte) regionEntryValue.length;
+    System.arraycopy(regionEntryValue, 0, expected, 1, regionEntryValue.length);
+
+    assertNotNull(dataOutput);
+    assertThat(actual).isEqualTo(expected);
+
+    chunk.release();
+  }
+
+  @Test
+  public void createDirectByteBufferShouldCreateAByteBuffer() {
+    byte[] regionEntryValue = getValueAsByteArray();
+
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
+
+    ByteBuffer buffer = chunk.createDirectByteBuffer();
+
+    byte[] actual = new byte[regionEntryValue.length];
+    buffer.get(actual);
+
+    assertArrayEquals(regionEntryValue, actual);
+
+    chunk.release();
+  }
+
+  @Test
+  public void getDirectByteBufferShouldCreateAByteBuffer() {
+    byte[] regionEntryValue = getValueAsByteArray();
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(regionEntryValue);
+
+    ByteBuffer buffer = chunk.createDirectByteBuffer();
+    long bufferAddress = Chunk.getDirectByteBufferAddress(buffer);
+
+    // returned address should be starting of the value (after skipping HEADER_SIZE bytes)
+    assertEquals(chunk.getMemoryAddress() + Chunk.OFF_HEAP_HEADER_SIZE, bufferAddress);
+
+    chunk.release();
+  }
+
+  @Test(expected = AssertionError.class)
+  public void getAddressForReadingShouldFailIfItsOutsideOfChunk() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    chunk.getAddressForReading(0, chunk.getDataSize() + 1);
+
+    chunk.release();
+  }
+
+  @Test
+  public void getAddressForReadingShouldReturnDataAddressFromGivenOffset() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+
+    int offset = 1;
+    long requestedAddress = chunk.getAddressForReading(offset, 1);
+
+    assertThat(requestedAddress).isEqualTo(chunk.getBaseDataAddress() + offset);
+
+    chunk.release();
+  }
+
+  @Test
+  public void getSizeInBytesShouldReturnSize() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    assertThat(chunk.getSizeInBytes()).isEqualTo(chunk.getSize());
+
+    chunk.release();
+  }
+
+  @Test(expected = AssertionError.class)
+  public void getUnsafeAddressShouldFailIfOffsetIsNegative() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    chunk.getUnsafeAddress(-1, 1);
+
+    chunk.release();
+  }
+
+  @Test(expected = AssertionError.class)
+  public void getUnsafeAddressShouldFailIfSizeIsNegative() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    chunk.getUnsafeAddress(1, -1);
+
+    chunk.release();
+  }
+
+  @Test(expected = AssertionError.class)
+  public void getUnsafeAddressShouldFailIfItsOutsideOfChunk() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+    chunk.getUnsafeAddress(0, chunk.getDataSize() + 1);
+
+    chunk.release();
+  }
+
+  @Test
+  public void getUnsafeAddressShouldReturnUnsafeAddress() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+
+    int offset = 1;
+    long unsafeAddress = chunk.getUnsafeAddress(offset, 1);
+
+    assertThat(unsafeAddress).isEqualTo(chunk.getBaseDataAddress() + offset);
+
+    chunk.release();
+  }
+
+  @Test(expected = AssertionError.class)
+  public void readByteAndWriteByteShouldFailIfOffsetIsOutside() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+
+    chunk.readByte(chunk.getDataSize() + 1);
+
+    chunk.writeByte(chunk.getDataSize() + 1, Byte.MAX_VALUE);
+
+    chunk.release();
+  }
+
+  @Test
+  public void writeByteShouldWriteAtCorrectLocation() {
+    GemFireChunk chunk = createValueAsSerializedStoredObject(getValue());
+
+    byte valueBeforeWrite = chunk.readByte(2);
+
+    Byte expected = Byte.MAX_VALUE;
+    chunk.writeByte(2, expected);
+
+    Byte actual = chunk.readByte(2);
+
+    assertThat(actual).isNotEqualTo(valueBeforeWrite);
+    assertThat(actual).isEqualTo(expected);
+
+    chunk.release();
+  }
+
+  @Test
+  public void retainShouldIncrementRefCount() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    assertThat(chunk.getRefCount()).isEqualTo(1);
+
+    chunk.retain();
+    assertThat(chunk.getRefCount()).isEqualTo(2);
+
+    chunk.retain();
+    assertThat(chunk.getRefCount()).isEqualTo(3);
+
+    chunk.release();
+    chunk.release();
+    chunk.release();
+    boolean retainAfterRelease = chunk.retain();
+
+    assertThat(retainAfterRelease).isFalse();
+  }
+
+  @Test(expected = IllegalStateException.class)
+  public void retainShouldThrowExceptionAfterMaxNumberOfTimesRetained() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+
+    // max retain Chunk.MAX_REF_COUNT
+    int MAX_REF_COUNT = 0xFFFF;
+
+    // loop though and invoke retain for MAX_REF_COUNT-1 times, as create chunk above counted as one reference
+    for (int i = 0; i < MAX_REF_COUNT - 1; i++)
+      chunk.retain();
+
+    // invoke for the one more time should throw exception
+    chunk.retain();
+  }
+
+  @Test
+  public void releaseShouldDecrementRefCount() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    assertThat(chunk.getRefCount()).isEqualTo(1);
+
+    chunk.retain();
+    chunk.retain();
+    assertThat(chunk.getRefCount()).isEqualTo(3);
+
+    chunk.release();
+    assertThat(chunk.getRefCount()).isEqualTo(2);
+
+    chunk.release();
+    assertThat(chunk.getRefCount()).isEqualTo(1);
+
+    chunk.retain();
+    chunk.release();
+    assertThat(chunk.getRefCount()).isEqualTo(1);
+
+    chunk.release();
+    assertThat(chunk.getRefCount()).isEqualTo(0);
+  }
+
+  @Test(expected = IllegalStateException.class)
+  public void releaseShouldThrowExceptionIfChunkIsAlreadyReleased() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    chunk.release();
+    chunk.release();
+  }
+
+  @Test
+  public void testToStringForOffHeapByteSource() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+
+    String expected = ":<dataSize=" + chunk.getDataSize() + " refCount=" + chunk.getRefCount() + " addr=" + Long.toHexString(chunk.getMemoryAddress()) + ">";
+    assertThat(chunk.toStringForOffHeapByteSource()).endsWith(expected);
+
+    // test toString
+    Chunk spy = spy(chunk);
+    spy.toString();
+    verify(spy, times(1)).toStringForOffHeapByteSource();
+
+    chunk.release();
+  }
+
+  @Test
+  public void getStateShouldReturnAllocatedIfRefCountIsGreaterThanZero() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    assertEquals(State.ALLOCATED, chunk.getState());
+
+    chunk.release();
+  }
+
+  @Test
+  public void getStateShouldReturnDeallocatedIfRefCountIsZero() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    chunk.release();
+    assertEquals(State.DEALLOCATED, chunk.getState());
+  }
+
+  @Test(expected = UnsupportedOperationException.class)
+  public void getNextBlockShouldThrowUnSupportedOperationException() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    chunk.getNextBlock();
+
+    chunk.release();
+  }
+
+  @Test
+  public void getBlockSizeShouldBeSameSameGetSize() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    assertEquals(chunk.getSize(), chunk.getBlockSize());
+
+    chunk.release();
+  }
+
+  @Test(expected = UnsupportedOperationException.class)
+  public void copyBytesShouldThrowUnSupportedOperationException() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    chunk.copyBytes(1, 2, 1);
+
+    chunk.release();
+  }
+
+  @Test(expected = UnsupportedOperationException.class)
+  public void getSlabIdShouldThrowUnSupportedOperationException() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    chunk.getSlabId();
+
+    chunk.release();
+  }
+
+  @Test
+  public void getFreeListIdShouldReturnMinusOne() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    assertThat(chunk.getFreeListId()).isEqualTo(-1);
+
+    chunk.release();
+  }
+
+  @Test
+  public void getDataTypeShouldReturnNull() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    assertThat(chunk.getDataType()).isNull();
+
+    chunk.release();
+  }
+
+  @Test
+  public void getDataDataShouldReturnNull() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    assertThat(chunk.getDataValue()).isNull();
+  }
+
+  @Test(expected = UnsupportedOperationException.class)
+  public void getRawBytesShouldThrowExceptionIfValueIsCompressed() {
+    Object regionEntryValue = getValue();
+    byte[] regionEntryValueAsBytes = convertValueToByteArray(regionEntryValue);
+
+    boolean isSerialized = true;
+    boolean isCompressed = true;
+
+    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed, GemFireChunk.TYPE);
+
+    chunk.getRawBytes();
+
+    chunk.release();
+  }
+
+  @Test
+  public void getSerializedValueShouldSerializeTheValue() {
+    Object regionEntryValue = getValue();
+    byte[] regionEntryValueAsBytes = convertValueToByteArray(regionEntryValue);
+
+    boolean isSerialized = false;
+    boolean isCompressed = false;
+
+    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(regionEntryValueAsBytes, isSerialized, isCompressed, GemFireChunk.TYPE);
+
+    byte[] serializedValue = chunk.getSerializedValue();
+
+    assertThat(serializedValue).isEqualTo(EntryEventImpl.serialize(regionEntryValueAsBytes));
+
+    chunk.release();
+  }
+
+  @Test
+  public void getSrcTypeOrdinalFromAddressShouldReturnOrdinal() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+
+    assertThat(Chunk.getSrcTypeOrdinal(chunk.getMemoryAddress())).isEqualTo(4);
+
+    chunk.release();
+  }
+
+  @Test
+  public void getSrcTypeOrdinalFromRawBitsShouldReturnOrdinal() {
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+
+    int rawBits = UnsafeMemoryChunk.readAbsoluteIntVolatile(chunk.getMemoryAddress() + 4 /* REF_COUNT_OFFSET */);
+    assertThat(Chunk.getSrcTypeOrdinalFromRawBits(rawBits)).isEqualTo(4);
+
+    chunk.release();
+  }
+
+  @Test
+  public void fillShouldFillTheChunk() {
+    boolean isSerialized = false;
+    boolean isCompressed = false;
+
+    GemFireChunk chunk = (GemFireChunk) ma.allocateAndInitialize(new byte[100], isSerialized, isCompressed, GemFireChunk.TYPE);
+
+    // first fill the unused part with FILL_PATTERN
+    Chunk.fill(chunk.getMemoryAddress());
+
+    // Validate that it is filled
+    chunk.validateFill();
+
+    chunk.release();
+  }
+}

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/fdec70bc/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkSliceJUnitTest.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkSliceJUnitTest.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkSliceJUnitTest.java
new file mode 100644
index 0000000..39ee620
--- /dev/null
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/GemFireChunkSliceJUnitTest.java
@@ -0,0 +1,72 @@
+/*
+ * 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 com.gemstone.gemfire.internal.offheap;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+
+import com.gemstone.gemfire.test.junit.categories.UnitTest;
+
+@Category(UnitTest.class)
+public class GemFireChunkSliceJUnitTest extends GemFireChunkJUnitTest {
+
+  @Test
+  public void sliceShouldHaveAValidDataSize() {
+    int position = 1;
+    int end = 2;
+
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    GemFireChunkSlice slice = (GemFireChunkSlice) chunk.slice(position, end);
+
+    assertNotNull(slice);
+    assertEquals(GemFireChunkSlice.class, slice.getClass());
+
+    assertEquals(end - position, slice.getDataSize());
+  }
+
+  @Test
+  public void sliceShouldHaveAValidBaseDataAddress() {
+    int position = 1;
+    int end = 2;
+
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    GemFireChunkSlice slice = (GemFireChunkSlice) chunk.slice(position, end);
+
+    assertNotNull(slice);
+    assertEquals(GemFireChunkSlice.class, slice.getClass());
+
+    assertEquals(chunk.getBaseDataAddress() + position, slice.getBaseDataAddress());
+  }
+
+  @Test
+  public void sliceShouldHaveAValidBaseOffset() {
+    int position = 1;
+    int end = 2;
+
+    GemFireChunk chunk = createValueAsUnserializedStoredObject(getValue());
+    GemFireChunkSlice slice = (GemFireChunkSlice) chunk.slice(position, end);
+
+    assertNotNull(slice);
+    assertEquals(GemFireChunkSlice.class, slice.getClass());
+
+    assertEquals(chunk.getBaseDataOffset() + position, slice.getBaseDataOffset());
+  }
+}

http://git-wip-us.apache.org/repos/asf/incubator-geode/blob/fdec70bc/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/StoredObjectTestSuite.java
----------------------------------------------------------------------
diff --git a/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/StoredObjectTestSuite.java b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/StoredObjectTestSuite.java
new file mode 100644
index 0000000..d4f9e97
--- /dev/null
+++ b/gemfire-core/src/test/java/com/gemstone/gemfire/internal/offheap/StoredObjectTestSuite.java
@@ -0,0 +1,33 @@
+/*
+ * 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 com.gemstone.gemfire.internal.offheap;
+
+import org.junit.runner.RunWith;
+import org.junit.runners.Suite;
+
+@Suite.SuiteClasses({
+	DataAsAddressJUnitTest.class,
+	GemFireChunkJUnitTest.class,
+	ChunkWithHeapFormJUnitTest.class,
+	GemFireChunkSliceJUnitTest.class,
+	GemFireChunkFactoryJUnitTest.class
+})
+@RunWith(Suite.class)
+public class StoredObjectTestSuite {
+
+}