Examples with TestObjectColumnSelector org.apache.druid.query.aggregation.TestObjectColumnSelector used on opensource projects

Example 16 with TestObjectColumnSelector

use of org.apache.druid.query.aggregation.TestObjectColumnSelector in project druid by druid-io.

the class StringLastBufferAggregatorTest method testBufferAggregateWithFoldCheck.

@Test
public void testBufferAggregateWithFoldCheck() {
    final long[] timestamps = { 1526724600L, 1526724700L, 1526724800L, 1526725900L, 1526725000L };
    final String[] strings = { "AAAA", "BBBB", "CCCC", "DDDD", "EEEE" };
    Integer maxStringBytes = 1024;
    TestLongColumnSelector longColumnSelector = new TestLongColumnSelector(timestamps);
    TestObjectColumnSelector<String> objectColumnSelector = new TestObjectColumnSelector<>(strings);
    StringLastAggregatorFactory factory = new StringLastAggregatorFactory("billy", "billy", null, maxStringBytes);
    StringLastBufferAggregator agg = new StringLastBufferAggregator(longColumnSelector, objectColumnSelector, maxStringBytes, true);
    ByteBuffer buf = ByteBuffer.allocate(factory.getMaxIntermediateSize());
    int position = 0;
    agg.init(buf, position);
    // noinspection ForLoopReplaceableByForEach
    for (int i = 0; i < timestamps.length; i++) {
        aggregateBuffer(longColumnSelector, objectColumnSelector, agg, buf, position);
    }
    SerializablePairLongString sp = ((SerializablePairLongString) agg.get(buf, position));
    Assert.assertEquals("expected last string value", "DDDD", sp.rhs);
    Assert.assertEquals("last string timestamp is the biggest", new Long(1526725900L), sp.lhs);
}

Example 17 with TestObjectColumnSelector

use of org.apache.druid.query.aggregation.TestObjectColumnSelector in project druid by druid-io.

the class StringAnyBufferAggregatorTest method testContainsNullBufferAggregate.

@Test
public void testContainsNullBufferAggregate() {
    final String[] strings = { "CCCC", "AAAA", "BBBB", null, "EEEE" };
    Integer maxStringBytes = 1024;
    TestObjectColumnSelector<String> objectColumnSelector = new TestObjectColumnSelector<>(strings);
    StringAnyAggregatorFactory factory = new StringAnyAggregatorFactory("billy", "billy", maxStringBytes);
    StringAnyBufferAggregator agg = new StringAnyBufferAggregator(objectColumnSelector, maxStringBytes);
    ByteBuffer buf = ByteBuffer.allocate(factory.getMaxIntermediateSize());
    int position = 0;
    agg.init(buf, position);
    // noinspection ForLoopReplaceableByForEach
    for (int i = 0; i < strings.length; i++) {
        aggregateBuffer(objectColumnSelector, agg, buf, position);
    }
    String result = ((String) agg.get(buf, position));
    Assert.assertEquals(strings[0], result);
}

Example 18 with TestObjectColumnSelector

use of org.apache.druid.query.aggregation.TestObjectColumnSelector in project druid by druid-io.

the class StringAnyBufferAggregatorTest method testNullFirstBufferAggregate.

@Test
public void testNullFirstBufferAggregate() {
    final String[] strings = { null, "CCCC", "AAAA", "BBBB", "EEEE" };
    Integer maxStringBytes = 1024;
    TestObjectColumnSelector<String> objectColumnSelector = new TestObjectColumnSelector<>(strings);
    StringAnyAggregatorFactory factory = new StringAnyAggregatorFactory("billy", "billy", maxStringBytes);
    StringAnyBufferAggregator agg = new StringAnyBufferAggregator(objectColumnSelector, maxStringBytes);
    ByteBuffer buf = ByteBuffer.allocate(factory.getMaxIntermediateSize());
    int position = 0;
    agg.init(buf, position);
    // noinspection ForLoopReplaceableByForEach
    for (int i = 0; i < strings.length; i++) {
        aggregateBuffer(objectColumnSelector, agg, buf, position);
    }
    String result = ((String) agg.get(buf, position));
    Assert.assertNull(result);
}

Example 19 with TestObjectColumnSelector

use of org.apache.druid.query.aggregation.TestObjectColumnSelector in project druid by druid-io.

the class StringAnyBufferAggregatorTest method testBufferAggregate.

@Test
public void testBufferAggregate() {
    final String[] strings = { "AAAA", "BBBB", "CCCC", "DDDD", "EEEE" };
    Integer maxStringBytes = 1024;
    TestObjectColumnSelector<String> objectColumnSelector = new TestObjectColumnSelector<>(strings);
    StringAnyAggregatorFactory factory = new StringAnyAggregatorFactory("billy", "billy", maxStringBytes);
    StringAnyBufferAggregator agg = new StringAnyBufferAggregator(objectColumnSelector, maxStringBytes);
    ByteBuffer buf = ByteBuffer.allocate(factory.getMaxIntermediateSize());
    int position = 0;
    agg.init(buf, position);
    // noinspection ForLoopReplaceableByForEach
    for (int i = 0; i < strings.length; i++) {
        aggregateBuffer(objectColumnSelector, agg, buf, position);
    }
    String result = ((String) agg.get(buf, position));
    Assert.assertEquals(strings[0], result);
}

Example 20 with TestObjectColumnSelector

use of org.apache.druid.query.aggregation.TestObjectColumnSelector in project druid by druid-io.

the class StringAnyBufferAggregatorTest method testNonStringValue.

@Test
public void testNonStringValue() {
    final Double[] doubles = { 1.00, 2.00 };
    Integer maxStringBytes = 1024;
    TestObjectColumnSelector<Double> objectColumnSelector = new TestObjectColumnSelector<>(doubles);
    StringAnyAggregatorFactory factory = new StringAnyAggregatorFactory("billy", "billy", maxStringBytes);
    StringAnyBufferAggregator agg = new StringAnyBufferAggregator(objectColumnSelector, maxStringBytes);
    ByteBuffer buf = ByteBuffer.allocate(factory.getMaxIntermediateSize());
    int position = 0;
    agg.init(buf, position);
    // noinspection ForLoopReplaceableByForEach
    for (int i = 0; i < doubles.length; i++) {
        aggregateBuffer(objectColumnSelector, agg, buf, position);
    }
    String result = ((String) agg.get(buf, position));
    Assert.assertEquals("1.0", result);
}