Examples with MockEnvironment org.apache.flink.runtime.operators.testutils.MockEnvironment used on opensource projects

Example 51 with MockEnvironment

use of org.apache.flink.runtime.operators.testutils.MockEnvironment in project flink by apache.

the class RocksDBStateBackendConfigTest method testLocalDbPaths.

private void testLocalDbPaths(String configuredPath, File expectedPath) throws Exception {
    final EmbeddedRocksDBStateBackend rocksDbBackend = new EmbeddedRocksDBStateBackend();
    rocksDbBackend.setDbStoragePath(configuredPath);
    final MockEnvironment env = getMockEnvironment(tempFolder.newFolder());
    RocksDBKeyedStateBackend<Integer> keyedBackend = createKeyedStateBackend(rocksDbBackend, env, IntSerializer.INSTANCE);
    try {
        File instanceBasePath = keyedBackend.getInstanceBasePath();
        assertThat(instanceBasePath.getAbsolutePath(), startsWith(expectedPath.getAbsolutePath()));
        // noinspection NullArgumentToVariableArgMethod
        rocksDbBackend.setDbStoragePaths(null);
        assertNull(rocksDbBackend.getDbStoragePaths());
    } finally {
        IOUtils.closeQuietly(keyedBackend);
        keyedBackend.dispose();
        env.close();
    }
}

Example 52 with MockEnvironment

use of org.apache.flink.runtime.operators.testutils.MockEnvironment in project flink by apache.

the class RocksDBStateBackendConfigTest method testUseTempDirectories.

// ------------------------------------------------------------------------
// RocksDB local file automatic from temp directories
// ------------------------------------------------------------------------
/**
 * This tests whether the RocksDB backends uses the temp directories that are provided from the
 * {@link Environment} when no db storage path is set.
 */
@Test
public void testUseTempDirectories() throws Exception {
    String checkpointPath = tempFolder.newFolder().toURI().toString();
    RocksDBStateBackend rocksDbBackend = new RocksDBStateBackend(checkpointPath);
    File dir1 = tempFolder.newFolder();
    assertNull(rocksDbBackend.getDbStoragePaths());
    final MockEnvironment env = getMockEnvironment(dir1);
    RocksDBKeyedStateBackend<Integer> keyedBackend = (RocksDBKeyedStateBackend<Integer>) rocksDbBackend.createKeyedStateBackend(env, env.getJobID(), "test_op", IntSerializer.INSTANCE, 1, new KeyGroupRange(0, 0), env.getTaskKvStateRegistry(), TtlTimeProvider.DEFAULT, new UnregisteredMetricsGroup(), Collections.emptyList(), new CloseableRegistry());
    try {
        File instanceBasePath = keyedBackend.getInstanceBasePath();
        assertThat(instanceBasePath.getAbsolutePath(), startsWith(dir1.getAbsolutePath()));
    } finally {
        IOUtils.closeQuietly(keyedBackend);
        keyedBackend.dispose();
        env.close();
    }
}

Example 53 with MockEnvironment

use of org.apache.flink.runtime.operators.testutils.MockEnvironment in project flink by apache.

the class StreamOperatorSnapshotRestoreTest method testOperatorStatesSnapshotRestoreInternal.

private void testOperatorStatesSnapshotRestoreInternal(final int mode) throws Exception {
    // -------------------------------------------------------------------------- snapshot
    StateBackend stateBackend;
    FsStateBackend fsstateBackend = createStateBackendInternal();
    switch(stateBackendEnum) {
        case FILE:
            stateBackend = fsstateBackend;
            break;
        case ROCKSDB_FULLY_ASYNC:
            stateBackend = new RocksDBStateBackend(fsstateBackend, TernaryBoolean.FALSE);
            break;
        case ROCKSDB_INCREMENTAL:
            stateBackend = new RocksDBStateBackend(fsstateBackend, TernaryBoolean.TRUE);
            break;
        default:
            throw new IllegalStateException(String.format("Do not support statebackend type %s", stateBackendEnum));
    }
    TestOneInputStreamOperator op = new TestOneInputStreamOperator(false);
    JobID jobID = new JobID();
    JobVertexID jobVertexID = new JobVertexID();
    int subtaskIdx = 0;
    LocalRecoveryDirectoryProvider directoryProvider = mode == ONLY_JM_RECOVERY ? null : new LocalRecoveryDirectoryProviderImpl(temporaryFolder.newFolder(), jobID, jobVertexID, subtaskIdx);
    LocalRecoveryConfig localRecoveryConfig = new LocalRecoveryConfig(directoryProvider);
    MockEnvironment mockEnvironment = new MockEnvironmentBuilder().setJobID(jobID).setJobVertexID(jobVertexID).setTaskName("test").setManagedMemorySize(1024L * 1024L).setInputSplitProvider(new MockInputSplitProvider()).setBufferSize(1024 * 1024).setTaskStateManager(new TestTaskStateManager(localRecoveryConfig)).setMaxParallelism(MAX_PARALLELISM).setSubtaskIndex(subtaskIdx).setUserCodeClassLoader(getClass().getClassLoader()).build();
    KeyedOneInputStreamOperatorTestHarness<Integer, Integer, Integer> testHarness = new KeyedOneInputStreamOperatorTestHarness<>(op, (KeySelector<Integer, Integer>) value -> value, TypeInformation.of(Integer.class), mockEnvironment);
    testHarness.setStateBackend(stateBackend);
    testHarness.open();
    for (int i = 0; i < 10; ++i) {
        testHarness.processElement(new StreamRecord<>(i));
    }
    OperatorSnapshotFinalizer snapshotWithLocalState = testHarness.snapshotWithLocalState(1L, 1L);
    testHarness.close();
    // -------------------------------------------------------------------------- restore
    op = new TestOneInputStreamOperator(true);
    testHarness = new KeyedOneInputStreamOperatorTestHarness<>(op, (KeySelector<Integer, Integer>) value -> value, TypeInformation.of(Integer.class), MAX_PARALLELISM, 1, /* num subtasks */
    0);
    testHarness.setTimeServiceManagerProvider(new InternalTimeServiceManager.Provider() {

        @Override
        public <K> InternalTimeServiceManager<K> create(CheckpointableKeyedStateBackend<K> keyedStatedBackend, ClassLoader userClassloader, KeyContext keyContext, ProcessingTimeService processingTimeService, Iterable<KeyGroupStatePartitionStreamProvider> rawKeyedStates) throws IOException {
            return null;
        }
    });
    testHarness.setStateBackend(stateBackend);
    OperatorSubtaskState jobManagerOwnedState = snapshotWithLocalState.getJobManagerOwnedState();
    OperatorSubtaskState taskLocalState = snapshotWithLocalState.getTaskLocalState();
    // We check if local state was created when we enabled local recovery
    Assert.assertTrue(mode > ONLY_JM_RECOVERY == (taskLocalState != null && taskLocalState.hasState()));
    if (mode == TM_REMOVE_JM_RECOVERY) {
        jobManagerOwnedState.getManagedKeyedState().discardState();
    } else if (mode == JM_REMOVE_TM_RECOVERY) {
        taskLocalState.getManagedKeyedState().discardState();
    }
    testHarness.initializeState(jobManagerOwnedState, taskLocalState);
    testHarness.open();
    for (int i = 0; i < 10; ++i) {
        testHarness.processElement(new StreamRecord<>(i));
    }
    testHarness.close();
}