Examples with Signature com.facebook.presto.metadata.Signature used on opensource projects

Example 21 with Signature

use of com.facebook.presto.metadata.Signature in project presto by prestodb.

the class TestArrayAggregation method testEmpty.

@Test
public void testEmpty() throws Exception {
    InternalAggregationFunction bigIntAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(new Signature("array_agg", AGGREGATE, parseTypeSignature("array(bigint)"), parseTypeSignature(StandardTypes.BIGINT)));
    assertAggregation(bigIntAgg, null, createLongsBlock(new Long[] {}));
}

Example 22 with Signature

use of com.facebook.presto.metadata.Signature in project presto by prestodb.

the class TestArrayAggregation method testArray.

@Test
public void testArray() throws Exception {
    InternalAggregationFunction varcharAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(new Signature("array_agg", AGGREGATE, parseTypeSignature("array(array(bigint))"), parseTypeSignature("array(bigint)")));
    assertAggregation(varcharAgg, Arrays.asList(Arrays.asList(1L), Arrays.asList(1L, 2L), Arrays.asList(1L, 2L, 3L)), createArrayBigintBlock(ImmutableList.of(ImmutableList.of(1L), ImmutableList.of(1L, 2L), ImmutableList.of(1L, 2L, 3L))));
}

Example 23 with Signature

use of com.facebook.presto.metadata.Signature in project presto by prestodb.

the class TestArrayAggregation method testBoolean.

@Test
public void testBoolean() throws Exception {
    InternalAggregationFunction booleanAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(new Signature("array_agg", AGGREGATE, parseTypeSignature("array(boolean)"), parseTypeSignature(StandardTypes.BOOLEAN)));
    assertAggregation(booleanAgg, Arrays.asList(true, false), createBooleansBlock(new Boolean[] { true, false }));
}

Example 24 with Signature

use of com.facebook.presto.metadata.Signature in project presto by prestodb.

the class TestChecksumAggregation method testLongDecimal.

@Test
public void testLongDecimal() throws Exception {
    InternalAggregationFunction decimalAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(new Signature("checksum", AGGREGATE, parseTypeSignature(VARBINARY), parseTypeSignature("decimal(19,2)")));
    Block block = createLongDecimalsBlock("11.11", "22.22", null, "33.33", "44.44");
    DecimalType longDecimalType = DecimalType.createDecimalType(19);
    assertAggregation(decimalAgg, expectedChecksum(longDecimalType, block), block);
}

Example 25 with Signature

use of com.facebook.presto.metadata.Signature in project presto by prestodb.

the class TestChecksumAggregation method testDouble.

@Test
public void testDouble() throws Exception {
    InternalAggregationFunction doubleAgg = metadata.getFunctionRegistry().getAggregateFunctionImplementation(new Signature("checksum", AGGREGATE, parseTypeSignature(VARBINARY), parseTypeSignature(DOUBLE)));
    Block block = createDoublesBlock(null, 2.0, null, 3.0, Double.NEGATIVE_INFINITY, Double.POSITIVE_INFINITY, Double.NaN);
    assertAggregation(doubleAgg, expectedChecksum(DoubleType.DOUBLE, block), block);
}