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* Licensed to Elasticsearch under one or more contributor
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* this work for additional information regarding copyright
* ownership. Elasticsearch 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.
*/
package org.elasticsearch.painless;
/** Tests for unary operators across different types */
public class UnaryTests extends ScriptTestCase {
/** basic tests */
public void testBasics() {
assertEquals(false, exec("return !true;"));
assertEquals(true, exec("boolean x = false; return !x;"));
assertEquals(-2, exec("return ~1;"));
assertEquals(-2, exec("byte x = 1; return ~x;"));
assertEquals(1, exec("return +1;"));
assertEquals(1.0, exec("double x = 1; return +x;"));
assertEquals(-1, exec("return -1;"));
assertEquals(-2, exec("short x = 2; return -x;"));
}
public void testNegationInt() throws Exception {
assertEquals(-1, exec("return -1;"));
assertEquals(1, exec("return -(-1);"));
assertEquals(0, exec("return -0;"));
}
public void testPlus() {
assertEquals(-1, exec("byte x = (byte)-1; return +x"));
assertEquals(-1, exec("short x = (short)-1; return +x"));
assertEquals(65535, exec("char x = (char)-1; return +x"));
assertEquals(-1, exec("int x = -1; return +x"));
assertEquals(-1L, exec("long x = -1L; return +x"));
assertEquals(-1.0F, exec("float x = -1F; return +x"));
assertEquals(-1.0, exec("double x = -1.0; return +x"));
}
public void testDefNot() {
assertEquals(~1, exec("def x = (byte)1; return ~x"));
assertEquals(~1, exec("def x = (short)1; return ~x"));
assertEquals(~1, exec("def x = (char)1; return ~x"));
assertEquals(~1, exec("def x = 1; return ~x"));
assertEquals(~1L, exec("def x = 1L; return ~x"));
}
public void testDefNotTypedRet() {
assertEquals((double)~1, exec("def x = (byte)1; double y = ~x; return y;"));
assertEquals((float)~1, exec("def x = (short)1; float y = ~x; return y;"));
assertEquals((long)~1, exec("def x = (char)1; long y = ~x; return y;"));
assertEquals(~1, exec("def x = 1; int y = ~x; return y;"));
}
public void testDefNeg() {
assertEquals(-1, exec("def x = (byte)1; return -x"));
assertEquals(-1, exec("def x = (short)1; return -x"));
assertEquals(-1, exec("def x = (char)1; return -x"));
assertEquals(-1, exec("def x = 1; return -x"));
assertEquals(-1L, exec("def x = 1L; return -x"));
assertEquals(-1.0F, exec("def x = 1F; return -x"));
assertEquals(-1.0, exec("def x = 1.0; return -x"));
}
public void testDefNegTypedRet() {
assertEquals((double)-1, exec("def x = (byte)1; double y = -x; return y;"));
assertEquals((float)-1, exec("def x = (short)1; float y = -x; return y;"));
assertEquals((long)-1, exec("def x = (char)1; long y = -x; return y;"));
assertEquals(-1, exec("def x = 1; int y = -x; return y;"));
}
public void testDefPlus() {
assertEquals(-1, exec("def x = (byte)-1; return +x"));
assertEquals(-1, exec("def x = (short)-1; return +x"));
assertEquals(65535, exec("def x = (char)-1; return +x"));
assertEquals(-1, exec("def x = -1; return +x"));
assertEquals(-1L, exec("def x = -1L; return +x"));
assertEquals(-1.0F, exec("def x = -1F; return +x"));
assertEquals(-1.0D, exec("def x = -1.0; return +x"));
}
public void testDefPlusTypedRet() {
assertEquals((double)-1, exec("def x = (byte)-1; double y = +x; return y;"));
assertEquals((float)-1, exec("def x = (short)-1; float y = +x; return y;"));
assertEquals((long)65535, exec("def x = (char)-1; long y = +x; return y;"));
assertEquals(-1, exec("def x = -1; int y = +x; return y;"));
}
}