Bug 7521: Add FileBackedOutputStream and use for snapshot chunking

[controller.git] / opendaylight / md-sal / sal-akka-raft / src / test / java / org / opendaylight / controller / cluster / raft / behaviors / SnapshotTrackerTest.java

diff --git a/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/behaviors/SnapshotTrackerTest.java b/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/behaviors/SnapshotTrackerTest.java
index 281f8071d7cbc8c186ca423b1c4d7f5341b670c0..f52d8e4e9d3b5d2f6e4a2812268610915abca723 100644 (file)
--- a/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/behaviors/SnapshotTrackerTest.java
+++ b/opendaylight/md-sal/sal-akka-raft/src/test/java/org/opendaylight/controller/cluster/raft/behaviors/SnapshotTrackerTest.java
@@ -9,6 +9,9 @@
 package org.opendaylight.controller.cluster.raft.behaviors;
 
 import static org.junit.Assert.assertEquals;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
 
 import com.google.common.base.Optional;
 import com.google.common.io.ByteSource;
@@ -21,21 +24,29 @@ import java.util.Map;
 import org.apache.commons.lang3.SerializationUtils;
 import org.junit.Before;
 import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.opendaylight.controller.cluster.io.FileBackedOutputStream;
+import org.opendaylight.controller.cluster.raft.RaftActorContext;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 public class SnapshotTrackerTest {
+    private static final Logger LOG = LoggerFactory.getLogger(SnapshotTrackerTest.class);
 
-    Logger logger = LoggerFactory.getLogger(getClass());
-
-    Map<String, String> data;
-    ByteString byteString;
-    byte[] chunk1;
-    byte[] chunk2;
-    byte[] chunk3;
+    @Mock
+    private RaftActorContext mockContext;
+    private FileBackedOutputStream fbos;
+    private Map<String, String> data;
+    private ByteString byteString;
+    private byte[] chunk1;
+    private byte[] chunk2;
+    private byte[] chunk3;
 
     @Before
     public void setup() {
+        MockitoAnnotations.initMocks(this);
+
         data = new HashMap<>();
         data.put("key1", "value1");
         data.put("key2", "value2");
@@ -45,25 +56,28 @@ public class SnapshotTrackerTest {
         chunk1 = getNextChunk(byteString, 0, 10);
         chunk2 = getNextChunk(byteString, 10, 10);
         chunk3 = getNextChunk(byteString, 20, byteString.size());
+
+        fbos = spy(new FileBackedOutputStream(100000000, "target"));
+        doReturn(fbos).when(mockContext).newFileBackedOutputStream();
     }
 
     @Test
     public void testAddChunks() throws IOException {
-        SnapshotTracker tracker = new SnapshotTracker(logger, 3, "leader");
-
-        tracker.addChunk(1, chunk1, Optional.of(LeaderInstallSnapshotState.INITIAL_LAST_CHUNK_HASH_CODE));
-        tracker.addChunk(2, chunk2, Optional.of(Arrays.hashCode(chunk1)));
-        tracker.addChunk(3, chunk3, Optional.of(Arrays.hashCode(chunk2)));
+        try (SnapshotTracker tracker = new SnapshotTracker(LOG, 3, "leader", mockContext)) {
+            tracker.addChunk(1, chunk1, Optional.of(LeaderInstallSnapshotState.INITIAL_LAST_CHUNK_HASH_CODE));
+            tracker.addChunk(2, chunk2, Optional.of(Arrays.hashCode(chunk1)));
+            tracker.addChunk(3, chunk3, Optional.of(Arrays.hashCode(chunk2)));
 
-        ByteSource snapshotBytes = tracker.getSnapshotBytes();
-        assertEquals("Deserialized", data, SerializationUtils.deserialize(snapshotBytes.read()));
+            ByteSource snapshotBytes = tracker.getSnapshotBytes();
+            assertEquals("Deserialized", data, SerializationUtils.deserialize(snapshotBytes.read()));
+        }
 
-        tracker.close();
+        verify(fbos).cleanup();
     }
 
     @Test(expected = SnapshotTracker.InvalidChunkException.class)
     public void testAddChunkWhenAlreadySealed() throws IOException {
-        try (SnapshotTracker tracker = new SnapshotTracker(logger, 2, "leader")) {
+        try (SnapshotTracker tracker = new SnapshotTracker(LOG, 2, "leader", mockContext)) {
             tracker.addChunk(1, chunk1, Optional.<Integer>absent());
             tracker.addChunk(2, chunk2, Optional.<Integer>absent());
             tracker.addChunk(3, chunk3, Optional.<Integer>absent());
@@ -72,14 +86,14 @@ public class SnapshotTrackerTest {
 
     @Test(expected = SnapshotTracker.InvalidChunkException.class)
     public void testInvalidFirstChunkIndex() throws IOException {
-        try (SnapshotTracker tracker = new SnapshotTracker(logger, 2, "leader")) {
+        try (SnapshotTracker tracker = new SnapshotTracker(LOG, 2, "leader", mockContext)) {
             tracker.addChunk(LeaderInstallSnapshotState.FIRST_CHUNK_INDEX - 1, chunk1, Optional.<Integer>absent());
         }
     }
 
     @Test(expected = SnapshotTracker.InvalidChunkException.class)
     public void testOutOfSequenceChunk() throws IOException {
-        try (SnapshotTracker tracker = new SnapshotTracker(logger, 2, "leader")) {
+        try (SnapshotTracker tracker = new SnapshotTracker(LOG, 2, "leader", mockContext)) {
             tracker.addChunk(1, chunk1, Optional.<Integer>absent());
             tracker.addChunk(3, chunk3, Optional.<Integer>absent());
         }
@@ -87,7 +101,7 @@ public class SnapshotTrackerTest {
 
     @Test(expected = SnapshotTracker.InvalidChunkException.class)
     public void testInvalidLastChunkHashCode() throws IOException {
-        try (SnapshotTracker tracker = new SnapshotTracker(logger, 2, "leader")) {
+        try (SnapshotTracker tracker = new SnapshotTracker(LOG, 2, "leader", mockContext)) {
             tracker.addChunk(1, chunk1, Optional.of(LeaderInstallSnapshotState.INITIAL_LAST_CHUNK_HASH_CODE));
             tracker.addChunk(2, chunk2, Optional.of(1));
         }
@@ -95,7 +109,7 @@ public class SnapshotTrackerTest {
 
     @Test(expected = IllegalStateException.class)
     public void testGetSnapshotBytesWhenNotSealed() throws IOException {
-        try (SnapshotTracker tracker = new SnapshotTracker(logger, 2, "leader")) {
+        try (SnapshotTracker tracker = new SnapshotTracker(LOG, 2, "leader", mockContext)) {
             tracker.addChunk(1, chunk1, Optional.<Integer>absent());
             tracker.getSnapshotBytes();
         }