/*
 * 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 2012-2018 the original author or authors.
 */
package org.assertj.core.internal.intarrays;

import static org.assertj.core.error.ShouldContainExactly.elementsDifferAtIndex;
import static org.assertj.core.error.ShouldContainExactly.shouldContainExactly;
import static org.assertj.core.internal.ErrorMessages.valuesToLookForIsNull;
import static org.assertj.core.test.IntArrays.arrayOf;
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.Arrays.asList;
import static org.assertj.core.util.FailureMessages.actualIsNull;
import static org.assertj.core.util.Lists.newArrayList;
import static org.mockito.Mockito.verify;

import org.assertj.core.api.AssertionInfo;
import org.assertj.core.internal.IntArrays;
import org.assertj.core.internal.IntArraysBaseTest;
import org.junit.Test;

/**
 * Tests for <code>{@link IntArrays#assertContainsExactly(AssertionInfo, int[], int[])}</code>.
 */
public class IntArrays_assertContainsExactly_Test extends IntArraysBaseTest {

  @Test
  public void should_pass_if_actual_contains_given_values_exactly() {
    arrays.assertContainsExactly(someInfo(), actual, arrayOf(6, 8, 10));
  }

  @Test
  public void should_pass_if_actual_contains_given_values_exactly_with_duplicate_elements() {
    actual = arrayOf(6, 8, 8);
    arrays.assertContainsExactly(someInfo(), actual, arrayOf(6, 8, 8));
  }

  @Test
  public void should_pass_if_actual_and_given_values_are_empty() {
    arrays.assertContainsExactly(someInfo(), emptyArray(), emptyArray());
  }

  @Test
  public void should_fail_if_actual_contains_given_values_exactly_but_in_different_order() {
    AssertionInfo info = someInfo();
    try {
      arrays.assertContainsExactly(info, actual, arrayOf(6, 10, 8));
    } catch (AssertionError e) {
      verify(failures).failure(info, elementsDifferAtIndex(8, 10, 1));
      return;
    }
    failBecauseExpectedAssertionErrorWasNotThrown();
  }

  @Test
  public void should_fail_if_arrays_have_different_sizes() {
    thrown.expectAssertionError();
    arrays.assertContainsExactly(someInfo(), actual, arrayOf(6, 8));
  }

  @Test
  public void should_fail_if_array_of_values_to_look_for_is_empty_and_actual_is_not() {
    thrown.expectAssertionError();
    arrays.assertContainsExactly(someInfo(), actual, emptyArray());
  }

  @Test
  public void should_throw_error_if_array_of_values_to_look_for_is_null() {
    thrown.expectNullPointerException(valuesToLookForIsNull());
    arrays.assertContainsExactly(someInfo(), actual, null);
  }

  @Test
  public void should_fail_if_actual_is_null() {
    thrown.expectAssertionError(actualIsNull());
    arrays.assertContainsExactly(someInfo(), null, arrayOf(8));
  }

  @Test
  public void should_fail_if_actual_does_not_contain_given_values_exactly() {
    AssertionInfo info = someInfo();
    int[] expected = { 6, 8, 20 };
    try {
      arrays.assertContainsExactly(info, actual, expected);
    } catch (AssertionError e) {
      verify(failures).failure(info, shouldContainExactly(actual, asList(expected),
                                                          newArrayList(20), newArrayList(10)));
      return;
    }
    failBecauseExpectedAssertionErrorWasNotThrown();
  }

  @Test
  public void should_fail_if_actual_contains_all_given_values_but_size_differ() {
    AssertionInfo info = someInfo();
    int[] expected = { 6, 8, 10, 10 };
    try {
      arrays.assertContainsExactly(info, actual, expected);
    } catch (AssertionError e) {
      verify(failures).failure(info, shouldContainExactly(actual, asList(expected),
                                                          newArrayList(10), newArrayList()));
      return;
    }
    failBecauseExpectedAssertionErrorWasNotThrown();
  }

  // ------------------------------------------------------------------------------------------------------------------
  // tests using a custom comparison strategy
  // ------------------------------------------------------------------------------------------------------------------

  @Test
  public void should_pass_if_actual_contains_given_values_exactly_according_to_custom_comparison_strategy() {
    arraysWithCustomComparisonStrategy.assertContainsExactly(someInfo(), actual, arrayOf(6, -8, 10));
  }

  @Test
  public void should_pass_if_actual_contains_given_values_exactly_in_different_order_according_to_custom_comparison_strategy() {
    AssertionInfo info = someInfo();
    int[] expected = { -6, 10, 8 };
    try {
      arraysWithCustomComparisonStrategy.assertContainsExactly(someInfo(), actual, expected);
    } catch (AssertionError e) {
      verify(failures).failure(info, elementsDifferAtIndex(8, 10, 1, absValueComparisonStrategy));
      return;
    }
    failBecauseExpectedAssertionErrorWasNotThrown();
  }

  @Test
  public void should_fail_if_array_of_values_to_look_for_is_empty_and_actual_is_not_whatever_custom_comparison_strategy_is() {
    thrown.expectAssertionError();
    arraysWithCustomComparisonStrategy.assertContainsExactly(someInfo(), actual, emptyArray());
  }

  @Test
  public void should_throw_error_if_array_of_values_to_look_for_is_null_whatever_custom_comparison_strategy_is() {
    thrown.expectNullPointerException(valuesToLookForIsNull());
    arraysWithCustomComparisonStrategy.assertContainsExactly(someInfo(), actual, null);
  }

  @Test
  public void should_fail_if_actual_is_null_whatever_custom_comparison_strategy_is() {
    thrown.expectAssertionError(actualIsNull());
    arraysWithCustomComparisonStrategy.assertContainsExactly(someInfo(), null, arrayOf(-8));
  }

  @Test
  public void should_fail_if_actual_does_not_contain_given_values_exactly_according_to_custom_comparison_strategy() {
    AssertionInfo info = someInfo();
    int[] expected = { 6, -8, 20 };
    try {
      arraysWithCustomComparisonStrategy.assertContainsExactly(info, actual, expected);
    } catch (AssertionError e) {
      verify(failures).failure(info,
                               shouldContainExactly(actual, asList(expected), newArrayList(20), newArrayList(10),
                                                    absValueComparisonStrategy));
      return;
    }
    failBecauseExpectedAssertionErrorWasNotThrown();
  }

  @Test
  public void should_fail_if_actual_contains_all_given_values_but_size_differ_according_to_custom_comparison_strategy() {
    AssertionInfo info = someInfo();
    int[] expected = { 6, 8, 10, 10 };
    try {
      arraysWithCustomComparisonStrategy.assertContainsExactly(info, actual, expected);
    } catch (AssertionError e) {
      verify(failures).failure(info, shouldContainExactly(actual, asList(expected),
                                                          newArrayList(10), newArrayList(),
                                                          absValueComparisonStrategy));
      return;
    }
    failBecauseExpectedAssertionErrorWasNotThrown();
  }

}
