Examples with TEST_DATABASE com.facebook.presto.hive.metastore.thrift.MockHiveMetastoreClient.TEST_DATABASE used on opensource projects

Example 1 with TEST_DATABASE

use of com.facebook.presto.hive.metastore.thrift.MockHiveMetastoreClient.TEST_DATABASE in project presto by prestodb.

the class TestCachingHiveMetastore method testCachingWithPartitionVersioning.

@Test
public void testCachingWithPartitionVersioning() {
    MockHiveMetastoreClient mockClient = new MockHiveMetastoreClient();
    MockHiveCluster mockHiveCluster = new MockHiveCluster(mockClient);
    ListeningExecutorService executor = listeningDecorator(newCachedThreadPool(daemonThreadsNamed("partition-versioning-test-%s")));
    MockHiveMetastore mockHiveMetastore = new MockHiveMetastore(mockHiveCluster);
    PartitionMutator mockPartitionMutator = new MockPartitionMutator(identity());
    ColumnConverter hiveColumnConverter = new HiveColumnConverter();
    CachingHiveMetastore partitionCachingEnabledmetastore = new CachingHiveMetastore(new BridgingHiveMetastore(mockHiveMetastore, mockPartitionMutator), executor, false, new Duration(5, TimeUnit.MINUTES), new Duration(1, TimeUnit.MINUTES), 1000, true, MetastoreCacheScope.PARTITION, 0.0);
    assertEquals(mockClient.getAccessCount(), 0);
    assertEquals(partitionCachingEnabledmetastore.getPartitionNamesByFilter(TEST_METASTORE_CONTEXT, TEST_DATABASE, TEST_TABLE, ImmutableMap.of()), EXPECTED_PARTITIONS);
    assertEquals(mockClient.getAccessCount(), 1);
    assertEquals(partitionCachingEnabledmetastore.getPartitionNamesByFilter(TEST_METASTORE_CONTEXT, TEST_DATABASE, TEST_TABLE, ImmutableMap.of()), EXPECTED_PARTITIONS);
    // Assert that we did not hit cache
    assertEquals(mockClient.getAccessCount(), 2);
    // Select all of the available partitions and load them into the cache
    assertEquals(partitionCachingEnabledmetastore.getPartitionsByNames(TEST_METASTORE_CONTEXT, TEST_DATABASE, TEST_TABLE, ImmutableList.of(TEST_PARTITION1, TEST_PARTITION2)).size(), 2);
    assertEquals(mockClient.getAccessCount(), 3);
    // Now if we fetch any or both of them, they should hit the cache
    assertEquals(partitionCachingEnabledmetastore.getPartitionsByNames(TEST_METASTORE_CONTEXT, TEST_DATABASE, TEST_TABLE, ImmutableList.of(TEST_PARTITION1)).size(), 1);
    assertEquals(partitionCachingEnabledmetastore.getPartitionsByNames(TEST_METASTORE_CONTEXT, TEST_DATABASE, TEST_TABLE, ImmutableList.of(TEST_PARTITION2)).size(), 1);
    assertEquals(partitionCachingEnabledmetastore.getPartitionsByNames(TEST_METASTORE_CONTEXT, TEST_DATABASE, TEST_TABLE, ImmutableList.of(TEST_PARTITION1, TEST_PARTITION2)).size(), 2);
    assertEquals(mockClient.getAccessCount(), 3);
    // This call should NOT invalidate the partition cache because partition version is same as before
    assertEquals(partitionCachingEnabledmetastore.getPartitionNamesByFilter(TEST_METASTORE_CONTEXT, TEST_DATABASE, TEST_TABLE, ImmutableMap.of()), EXPECTED_PARTITIONS);
    assertEquals(mockClient.getAccessCount(), 4);
    assertEquals(partitionCachingEnabledmetastore.getPartitionsByNames(TEST_METASTORE_CONTEXT, TEST_DATABASE, TEST_TABLE, ImmutableList.of(TEST_PARTITION1, TEST_PARTITION2)).size(), 2);
    // Assert that its a cache hit
    assertEquals(mockClient.getAccessCount(), 4);
    assertInvalidateCache(new MockPartitionMutator(version -> version + 1));
    assertInvalidateCache(new MockPartitionMutator(version -> version - 1));
}