/*
* Licensed to CRATE Technology GmbH ("Crate") under one or more contributor
* license agreements. See the NOTICE file distributed with this work for
* additional information regarding copyright ownership. Crate licenses
* this file to you under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License. You may
* obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
* However, if you have executed another commercial license agreement
* with Crate these terms will supersede the license and you may use the
* software solely pursuant to the terms of the relevant commercial agreement.
*/
package io.crate.operation.scalar.arithmetic;
import io.crate.operation.scalar.AbstractScalarFunctionsTest;
import org.junit.Test;
import static io.crate.testing.SymbolMatchers.isFunction;
public class RoundFunctionTest extends AbstractScalarFunctionsTest {
@Test
public void testRound() throws Exception {
assertEvaluate("round(42.2)", 42L);
assertEvaluate("round(42)", 42L);
assertEvaluate("round(cast(42 as integer))", 42);
assertEvaluate("round(cast(42.2 as float))", 42);
assertEvaluate("round(null)", null);
assertNormalize("round(id)", isFunction("round"));
}
@Test
public void testInvalidType() throws Exception {
expectedException.expectMessage("unknown function: round(string)");
assertEvaluate("round('foo')", null);
}
}