Examples with DecimalLiteral io.confluent.ksql.execution.expression.tree.DecimalLiteral used on opensource projects

Example 6 with DecimalLiteral

use of io.confluent.ksql.execution.expression.tree.DecimalLiteral in project ksql by confluentinc.

the class SqlToJavaVisitorTest method shouldImplicitlyCastFunctionCallParameters.

@Test
public void shouldImplicitlyCastFunctionCallParameters() {
    // Given:
    final UdfFactory udfFactory = mock(UdfFactory.class);
    final KsqlScalarFunction udf = mock(KsqlScalarFunction.class);
    givenUdf("FOO", udfFactory, udf, SqlTypes.STRING);
    when(udf.parameters()).thenReturn(ImmutableList.of(ParamTypes.DOUBLE, ParamTypes.LONG));
    // When:
    final String javaExpression = sqlToJavaVisitor.process(new FunctionCall(FunctionName.of("FOO"), ImmutableList.of(new DecimalLiteral(new BigDecimal("1.2")), new IntegerLiteral(1))));
    // Then:
    final String doubleCast = CastEvaluator.generateCode("new BigDecimal(\"1.2\")", SqlTypes.decimal(2, 1), SqlTypes.DOUBLE, ksqlConfig);
    final String longCast = CastEvaluator.generateCode("1", SqlTypes.INTEGER, SqlTypes.BIGINT, ksqlConfig);
    assertThat(javaExpression, is("((String) FOO_0.evaluate(" + doubleCast + ", " + longCast + "))"));
}

Example 7 with DecimalLiteral

use of io.confluent.ksql.execution.expression.tree.DecimalLiteral in project ksql by confluentinc.

the class CoercionUtilTest method shouldCoerceStringNumericWithDecimalPointToDecimals.

@Test
public void shouldCoerceStringNumericWithDecimalPointToDecimals() {
    // Given:
    final ImmutableList<Expression> expressions = ImmutableList.of(new IntegerLiteral(10), new StringLiteral("1.0"));
    // When:
    final Result result = CoercionUtil.coerceUserList(expressions, typeManager);
    // Then:
    assertThat(result.commonType(), is(Optional.of(SqlTypes.decimal(11, 1))));
    assertThat(result.expressions(), is(ImmutableList.of(new DecimalLiteral(new BigDecimal("10.0")), new DecimalLiteral(new BigDecimal("1.0")))));
}

Example 8 with DecimalLiteral

use of io.confluent.ksql.execution.expression.tree.DecimalLiteral in project ksql by confluentinc.

the class CoercionUtilTest method shouldCoerceToDecimals.

@Test
public void shouldCoerceToDecimals() {
    // Given:
    final ImmutableList<Expression> expressions = ImmutableList.of(new IntegerLiteral(10), new LongLiteral(1234567890), new StringLiteral("\t -100.010 \t"), BIGINT_EXPRESSION, DECIMAL_EXPRESSION, INT_EXPRESSION);
    // When:
    final Result result = CoercionUtil.coerceUserList(expressions, typeManager);
    // Then:
    final SqlDecimal decimalType = SqlTypes.decimal(22, 3);
    assertThat(result.commonType(), is(Optional.of(decimalType)));
    assertThat(result.expressions(), is(ImmutableList.of(new DecimalLiteral(new BigDecimal("10.000")), new DecimalLiteral(new BigDecimal("1234567890.000")), new DecimalLiteral(new BigDecimal("-100.010")), cast(BIGINT_EXPRESSION, decimalType), cast(DECIMAL_EXPRESSION, decimalType), cast(INT_EXPRESSION, decimalType))));
}

Example 9 with DecimalLiteral

use of io.confluent.ksql.execution.expression.tree.DecimalLiteral in project ksql by confluentinc.

the class KsqlParserTest method shouldParseDecimals.

@Test
public void shouldParseDecimals() {
    assertThat(parseDouble("0.1"), is(new DecimalLiteral(new BigDecimal("0.1"))));
    assertThat(parseDouble("0.123"), is(new DecimalLiteral(new BigDecimal("0.123"))));
    assertThat(parseDouble("00123.000"), is(new DecimalLiteral(new BigDecimal("123.000"))));
}

Example 10 with DecimalLiteral

use of io.confluent.ksql.execution.expression.tree.DecimalLiteral in project ksql by confluentinc.

the class SqlToJavaVisitorTest method shouldImplicitlyCastFunctionCallParametersVariadic.

@Test
public void shouldImplicitlyCastFunctionCallParametersVariadic() {
    // Given:
    final UdfFactory udfFactory = mock(UdfFactory.class);
    final KsqlScalarFunction udf = mock(KsqlScalarFunction.class);
    givenUdf("FOO", udfFactory, udf, SqlTypes.STRING);
    when(udf.parameters()).thenReturn(ImmutableList.of(ParamTypes.DOUBLE, ArrayType.of(ParamTypes.LONG)));
    when(udf.isVariadic()).thenReturn(true);
    // When:
    final String javaExpression = sqlToJavaVisitor.process(new FunctionCall(FunctionName.of("FOO"), ImmutableList.of(new DecimalLiteral(new BigDecimal("1.2")), new IntegerLiteral(1), new IntegerLiteral(1))));
    // Then:
    final String doubleCast = CastEvaluator.generateCode("new BigDecimal(\"1.2\")", SqlTypes.decimal(2, 1), SqlTypes.DOUBLE, ksqlConfig);
    final String longCast = CastEvaluator.generateCode("1", SqlTypes.INTEGER, SqlTypes.BIGINT, ksqlConfig);
    assertThat(javaExpression, is("((String) FOO_0.evaluate(" + doubleCast + ", " + longCast + ", " + longCast + "))"));
}