/*
* Copyright 2002-2012 the original author or authors.
*
* Licensed 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.springframework.util.comparator;
import java.util.Comparator;
import org.junit.Test;
import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.*;
/**
* Tests for {@link BooleanComparator}.
*
* @author Keith Donald
* @author Chris Beams
* @author Phillip Webb
*/
public class BooleanComparatorTests {
@Test
public void shouldCompareWithTrueLow() {
Comparator<Boolean> c = new BooleanComparator(true);
assertThat(c.compare(new Boolean(true), new Boolean(false)), is(-1));
assertThat(c.compare(Boolean.TRUE, Boolean.TRUE), is(0));
}
@Test
public void shouldCompareWithTrueHigh() {
Comparator<Boolean> c = new BooleanComparator(false);
assertThat(c.compare(new Boolean(true), new Boolean(false)), is(1));
assertThat(c.compare(Boolean.TRUE, Boolean.TRUE), is(0));
}
@Test
public void shouldCompareFromTrueLow() {
Comparator<Boolean> c = BooleanComparator.TRUE_LOW;
assertThat(c.compare(true, false), is(-1));
assertThat(c.compare(Boolean.TRUE, Boolean.TRUE), is(0));
}
@Test
public void shouldCompareFromTrueHigh() {
Comparator<Boolean> c = BooleanComparator.TRUE_HIGH;
assertThat(c.compare(true, false), is(1));
assertThat(c.compare(Boolean.TRUE, Boolean.TRUE), is(0));
}
}