/*
* Created on Nov 29, 2010
*
* 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.
*
* Copyright @2010-2011 the original author or authors.
*/
package org.assertj.core.internal.intarrays;
import static org.assertj.core.error.ShouldBeSorted.shouldBeSortedAccordingToGivenComparator;
import static org.assertj.core.test.IntArrays.emptyArray;
import static org.assertj.core.test.TestData.someInfo;
import static org.assertj.core.test.TestFailures.failBecauseExpectedAssertionErrorWasNotThrown;
import static org.assertj.core.util.FailureMessages.actualIsNull;
import static org.mockito.Mockito.verify;
import java.util.Comparator;
import org.assertj.core.api.AssertionInfo;
import org.assertj.core.internal.IntArrays;
import org.assertj.core.internal.IntArraysBaseTest;
import org.junit.Before;
import org.junit.Test;
/**
* Tests for <code>{@link IntArrays#assertIsSortedAccordingToComparator(AssertionInfo, int[], Comparator)}</code>
*
* @author Joel Costigliola
*/
public class IntArrays_assertIsSortedAccordingToComparator_Test extends IntArraysBaseTest {
private Comparator<Integer> intDescendingOrderComparator;
private Comparator<Integer> intSquareComparator;
@Override
@Before
public void setUp() {
super.setUp();
actual = new int[] { 4, 3, 2, 2, 1 };
intDescendingOrderComparator = new Comparator<Integer>() {
@Override
public int compare(Integer int1, Integer int2) {
return -int1.compareTo(int2);
}
};
intSquareComparator = new Comparator<Integer>() {
@Override
public int compare(Integer int1, Integer int2) {
return new Integer(int1 * int1).compareTo(new Integer(int2 * int2));
}
};
}
@Test
public void should_pass_if_actual_is_sorted_according_to_given_comparator() {
arrays.assertIsSortedAccordingToComparator(someInfo(), actual, intDescendingOrderComparator);
}
@Test
public void should_pass_if_actual_is_empty_whatever_given_comparator_is() {
arrays.assertIsSortedAccordingToComparator(someInfo(), emptyArray(), intDescendingOrderComparator);
arrays.assertIsSortedAccordingToComparator(someInfo(), emptyArray(), intSquareComparator);
}
@Test
public void should_fail_if_actual_is_null() {
thrown.expectAssertionError(actualIsNull());
arrays.assertIsSortedAccordingToComparator(someInfo(), null, intDescendingOrderComparator);
}
@Test
public void should_fail_if_comparator_is_null() {
thrown.expect(NullPointerException.class);
arrays.assertIsSortedAccordingToComparator(someInfo(), emptyArray(), null);
}
@Test
public void should_fail_if_actual_is_not_sorted_according_to_given_comparator() {
AssertionInfo info = someInfo();
actual = new int[] { 3, 2, 1, 9 };
try {
arrays.assertIsSortedAccordingToComparator(info, actual, intDescendingOrderComparator);
} catch (AssertionError e) {
verify(failures).failure(info, shouldBeSortedAccordingToGivenComparator(2, actual, intDescendingOrderComparator));
return;
}
failBecauseExpectedAssertionErrorWasNotThrown();
}
}