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How to use listOfComparableElements method of org.assertj.core.internal.Lists class

Best Assertj code snippet using org.assertj.core.internal.Lists.listOfComparableElements

Source:Lists.java

...130      return;131    }132    try {133      // sorted assertion is only relevant if elements are Comparable, we assume they are134      List<Comparable<Object>> comparableList = listOfComparableElements(actual);135      // array with 0 or 1 element are considered sorted.136      if (comparableList.size() <= 1) return;137      for (int i = 0; i < comparableList.size() - 1; i++) {138        // array is sorted in ascending order iif element i is less or equal than element i+1139        if (comparableList.get(i).compareTo(comparableList.get(i + 1)) > 0)140          throw failures.failure(info, shouldBeSorted(i, actual));141      }142    } catch (ClassCastException e) {143      // elements are either not Comparable or not mutually Comparable (e.g. List<Object> containing String and Integer)144      throw failures.failure(info, shouldHaveMutuallyComparableElements(actual));145    }146  }147  /**148   * Verifies that the actual list is sorted according to the given comparator.</br> Empty lists are considered sorted whatever149   * the comparator is.</br> One element lists are considered sorted if element is compatible with comparator.150   * 151   * @param info contains information about the assertion.152   * @param actual the given {@code List}.153   * @param comparator the {@link Comparator} used to compare list elements154   * 155   * @throws AssertionError if the actual list is not sorted according to the given comparator.156   * @throws AssertionError if the actual list is <code>null</code>.157   * @throws NullPointerException if the given comparator is <code>null</code>.158   * @throws AssertionError if the actual list elements are not mutually comparabe according to given Comparator.159   */160  @SuppressWarnings({ "rawtypes", "unchecked" })161  public void assertIsSortedAccordingToComparator(AssertionInfo info, List<?> actual, Comparator<?> comparator) {162    assertNotNull(info, actual);163    checkNotNull(comparator, "The given comparator should not be null");164    try {165      // Empty collections are considered sorted even if comparator can't be applied to their element type166      // We can't verify that point because of erasure type at runtime.167      if (actual.size() == 0) return;168      Comparator rawComparator = comparator;169      if (actual.size() == 1) {170        // Compare unique element with itself to verify that it is compatible with comparator (a ClassCastException is171        // thrown if not). We have to use a raw comparator to compare the unique element of actual ... :(172        rawComparator.compare(actual.get(0), actual.get(0));173        return;174      }175      for (int i = 0; i < actual.size() - 1; i++) {176        // List is sorted in comparator defined order if current element is less or equal than next element177        if (rawComparator.compare(actual.get(i), actual.get(i + 1)) > 0)178          throw failures.failure(info, shouldBeSortedAccordingToGivenComparator(i, actual, comparator));179      }180    } catch (ClassCastException e) {181      throw failures.failure(info, shouldHaveComparableElementsAccordingToGivenComparator(actual, comparator));182    }183  }184  /**185   * Verifies that the given {@code List} satisfies the given <code>{@link Condition}</code> at the given index.186   * @param <T> the type of the actual value and the type of values that given {@code Condition} takes.187   * @param info contains information about the assertion.188   * @param actual the given {@code List}.189   * @param condition the given {@code Condition}.190   * @param index the index where the object should be stored in the given {@code List}.191   * @throws AssertionError if the given {@code List} is {@code null} or empty.192   * @throws NullPointerException if the given {@code Index} is {@code null}.193   * @throws IndexOutOfBoundsException if the value of the given {@code Index} is equal to or greater than the size of the given194   *           {@code List}.195   * @throws NullPointerException if the given {@code Condition} is {@code null}.196   * @throws AssertionError if the value in the given {@code List} at the given index does not satisfy the given {@code Condition}197   *           .198   */199  public <T> void assertHas(AssertionInfo info, List<? extends T> actual, Condition<? super T> condition, Index index) {200    if (conditionIsMetAtIndex(info, actual, condition, index)) return;201    throw failures.failure(info, shouldHaveAtIndex(actual, condition, index, actual.get(index.value)));202  }203  /**204   * Verifies that the given {@code List} satisfies the given <code>{@link Condition}</code> at the given index.205   * @param <T> the type of the actual value and the type of values that given {@code Condition} takes.206   * @param info contains information about the assertion.207   * @param actual the given {@code List}.208   * @param condition the given {@code Condition}.209   * @param index the index where the object should be stored in the given {@code List}.210   * @throws AssertionError if the given {@code List} is {@code null} or empty.211   * @throws NullPointerException if the given {@code Index} is {@code null}.212   * @throws IndexOutOfBoundsException if the value of the given {@code Index} is equal to or greater than the size of the given213   *           {@code List}.214   * @throws NullPointerException if the given {@code Condition} is {@code null}.215   * @throws AssertionError if the value in the given {@code List} at the given index does not satisfy the given {@code Condition}216   *           .217   */218  public <T> void assertIs(AssertionInfo info, List<? extends T> actual, Condition<? super T> condition, Index index) {219    if (conditionIsMetAtIndex(info, actual, condition, index)) return;220    throw failures.failure(info, shouldBeAtIndex(actual, condition, index, actual.get(index.value)));221  }222  private <T> boolean conditionIsMetAtIndex(AssertionInfo info, List<T> actual, Condition<? super T> condition, Index index) {223    assertNotNull(info, actual);224    assertNotNull(condition);225    Iterables.instance().assertNotEmpty(info, actual);226    checkIndexValueIsValid(index, actual.size() - 1);227    return condition.matches(actual.get(index.value));228  }229  @SuppressWarnings("unchecked")230  private static List<Comparable<Object>> listOfComparableElements(List<?> collection) {231    List<Comparable<Object>> listOfComparableElements = new ArrayList<>();232    for (Object object : collection) {233      listOfComparableElements.add((Comparable<Object>) object);234    }235    return listOfComparableElements;236  }237  private void assertNotNull(AssertionInfo info, List<?> actual) {238    Objects.instance().assertNotNull(info, actual);239  }240  private void assertNotNull(Condition<?> condition) {241    Conditions.instance().assertIsNotNull(condition);242  }243  /**244   * Delegates to {@link ComparisonStrategy#areEqual(Object, Object)}245   */246  private boolean areEqual(Object actual, Object other) {247    return comparisonStrategy.areEqual(actual, other);248  }249    @VisibleForTesting...

listOfComparableElements

Using AI Code Generation

1Lists lists = new Lists();2ArrayList<String> actual = new ArrayList<>();3actual.add("foo");4actual.add("bar");5actual.add("baz");6ArrayList<String> expected = new ArrayList<>();7expected.add("foo");8expected.add("bar");9expected.add("baz");10lists.assertContainsExactlyInAnyOrder(info, actual, expected.toArray());11Lists lists = new Lists();12ArrayList<String> actual = new ArrayList<>();13actual.add("foo");14actual.add("bar");15actual.add("baz");16ArrayList<String> expected = new ArrayList<>();17expected.add("foo");18expected.add("bar");19expected.add("baz");20lists.assertContainsExactlyInAnyOrder(info, actual, expected.toArray());21Lists lists = new Lists();22ArrayList<String> actual = new ArrayList<>();23actual.add("foo");24actual.add("bar");25actual.add("baz");26ArrayList<String> expected = new ArrayList<>();27expected.add("foo");28expected.add("bar");29expected.add("baz");30lists.assertContainsExactlyInAnyOrder(info, actual, expected.toArray());31Lists lists = new Lists();32ArrayList<String> actual = new ArrayList<>();33actual.add("foo");34actual.add("bar");35actual.add("baz");36ArrayList<String> expected = new ArrayList<>();37expected.add("foo");38expected.add("bar");39expected.add("baz");40lists.assertContainsExactlyInAnyOrder(info, actual, expected.toArray());41Lists lists = new Lists();42ArrayList<String> actual = new ArrayList<>();43actual.add("foo");44actual.add("bar");45actual.add("baz");46ArrayList<String> expected = new ArrayList<>();47expected.add("foo");48expected.add("bar");49expected.add("baz");50lists.assertContainsExactlyInAnyOrder(info, actual, expected.toArray());51Lists lists = new Lists();52ArrayList<String> actual = new ArrayList<>();53actual.add("foo");54actual.add("bar");55actual.add("baz");56ArrayList<String> expected = new ArrayList<>();57expected.add("foo");58expected.add("bar");59expected.add("baz");60lists.assertContainsExactlyInAnyOrder(info, actual, expected.toArray());61Lists lists = new Lists();62ArrayList<String> actual = new ArrayList<>();63actual.add("foo");64actual.add("bar");65actual.add("baz");66ArrayList<String> expected = new ArrayList<>();67expected.add("foo");68expected.add("bar");69expected.add("baz");70lists.assertContainsExactlyInAnyOrder(info, actual, expected.toArray());71Lists lists = new Lists();72ArrayList<String> actual = new ArrayList<>();73actual.add("foo");

listOfComparableElements

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.api.Assertions.assertThatExceptionOfType;3import static org.assertj.core.internal.ErrorMessages.*;4import static org.assertj.core.test.TestData.someInfo;5import static org.assertj.core.util.FailureMessages.actualIsNull;6import org.assertj.core.api.AssertionInfo;7import org.assertj.core.internal.Lists;8import org.assertj.core.internal.ListsBaseTest;9import org.junit.jupiter.api.Test;10class Lists_assertIsSorted_Test extends ListsBaseTest {11  void should_pass_if_actual_is_sorted_according_to_custom_comparison_strategy() {12    AssertionInfo info = someInfo();13    lists.assertIsSortedAccordingToComparator(info, actual, comparatorForCustomComparisonStrategy());14  }15  void should_pass_if_actual_is_empty_whatever_custom_comparison_strategy_is() {16    AssertionInfo info = someInfo();17    actual.clear();18    lists.assertIsSortedAccordingToComparator(info, actual, comparatorForCustomComparisonStrategy());19  }20  void should_pass_if_actual_contains_only_one_element_according_to_custom_comparison_strategy() {21    AssertionInfo info = someInfo();22    actual.clear();23    actual.add("Luke");24    lists.assertIsSortedAccordingToComparator(info, actual, comparatorForCustomComparisonStrategy());25  }26  void should_fail_if_actual_is_null() {27    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> lists.assertIsSortedAccordingToComparator(someInfo(), null, comparatorForCustomComparisonStrategy()))28                                                   .withMessage(actualIsNull());29  }30  void should_fail_if_actual_is_not_sorted_according_to_custom_comparison_strategy() {31    AssertionInfo info = someInfo();32    actual.add("Leia");33    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> lists.assertIsSortedAccordingToComparator(info, actual, comparatorForCustomComparisonStrategy()))34                                                   .withMessage(shouldHaveElementsInOrderAccordingToGivenComparator(2, actual, comparatorForCustomComparisonStrategy()).create());35  }36}37package org.assertj.core.internal;38import static java.util.Collections.*;39import static org.assertj.core.api.Assertions.*;40import static org.assertj.core.error.ShouldHaveElementsInOrder.shouldHaveElementsInOrder;41import static org.assertj.core.test.TestData.*;42import static org.assertj.core.test.TestFailures.*;43import static org.assertj.core.util.Arrays.*;44import static org.assertj.core.util

listOfComparableElements

Using AI Code Generation

1    List<String> list = Arrays.asList("a", "b", "c", "d");2    assertThat(list).isSortedAccordingTo(Comparator.naturalOrder());3    assertThat(list).isSortedAccordingTo(Comparator.naturalOrder(), AssertionsUtil.someDescription());4    assertThat(list).isSortedAccordingTo(Comparator.naturalOrder(), AssertionsUtil.someDescription(), AssertionsUtil.someInfo());5    List<String> list = Arrays.asList("d", "c", "b", "a");6    assertThat(list).isSortedAccordingTo(Comparator.reverseOrder());7    assertThat(list).isSortedAccordingTo(Comparator.reverseOrder(), AssertionsUtil.someDescription());8    assertThat(list).isSortedAccordingTo(Comparator.reverseOrder(), AssertionsUtil.someDescription(), AssertionsUtil.someInfo());9    List<Author> list = Arrays.asList(new Author("John", "Doe"), new Author("Jane", "Doe"));10    assertThat(list).isSortedAccordingTo(Comparator.comparing(Author::getFirstName));11    assertThat(list).isSortedAccordingTo(Comparator.comparing(Author::getFirstName), AssertionsUtil.someDescription());12    assertThat(list).isSortedAccordingTo(Comparator.comparing(Author::getFirstName), AssertionsUtil.someDescription(), AssertionsUtil.someInfo());13    List<Author> list = Arrays.asList(new Author("John", "Doe"), new Author("Jane", "Doe"));14    assertThat(list).isSortedAccordingTo(Comparator.comparing(Author::getFirstName).reversed());15    assertThat(list).isSortedAccordingTo(Comparator.comparing(Author::getFirstName).reversed(), AssertionsUtil.someDescription());16    assertThat(list).isSortedAccordingTo(Comparator.comparing(Author::getFirstName).reversed(), AssertionsUtil.someDescription(), AssertionsUtil.someInfo());17    List<Author> list = Arrays.asList(new Author("John", "Doe"), new Author("John", "Smith"), new Author("Jane", "Doe"));18    assertThat(list).isSortedAccordingTo(Comparator.comparing(Author::getFirstName).thenComparing(Author::getLastName));

listOfComparableElements

Using AI Code Generation

1final List<String> list1 = new ArrayList<String>();2list1.add("a");3list1.add("b");4list1.add("c");5list1.add("d");6list1.add("e");7final List<String> list2 = new ArrayList<String>();8list2.add("a");9list2.add("b");10list2.add("c");11list2.add("d");12list2.add("e");13final List<String> list3 = new ArrayList<String>();14list3.add("a");15list3.add("b");16list3.add("c");17list3.add("d");18list3.add("f");19final List<String> list4 = new ArrayList<String>();20list4.add("a");21list4.add("b");22list4.add("c");23list4.add("d");24list4.add("e");25list4.add("f");26final List<String> list5 = new ArrayList<String>();27list5.add("a");28list5.add("b");29list5.add("c");30list5.add("d");31list5.add("e");32final List<String> list6 = new ArrayList<String>();33list6.add("a");34list6.add("b");35list6.add("c");36list6.add("d");37list6.add("e");38list6.add("f");39final List<String> list7 = new ArrayList<String>();40list7.add("a");41list7.add("b");42list7.add("c");43list7.add("d");44list7.add("e");45list7.add("f");46final List<String> list8 = new ArrayList<String>();47list8.add("a");48list8.add("b");49list8.add("c");50list8.add("d");51list8.add("e");52list8.add("f");53final List<String> list9 = new ArrayList<String>();54list9.add("a");55list9.add("b");56list9.add("c");57list9.add("d");58list9.add("e");59list9.add("f");60final List<String> list10 = new ArrayList<String>();

listOfComparableElements

Using AI Code Generation

1List<String> list = new ArrayList<>();2list.add("one");3list.add("two");4list.add("three");5list.add("four");6list.add("five");7Assertions.assertThat(list).isSorted();8Assertions.assertThat(list).contains("one");9Assertions.assertThat(list).contains("one", "two");10Assertions.assertThat(list).contains("one", "two", "three");11Assertions.assertThat(list).contains("one", "two", "three", "four");12Assertions.assertThat(list).contains("one", "two", "three", "four", "five");13Assertions.assertThat(list).doesNotContain("six");14Assertions.assertThat(list).doesNotContain("six", "seven");15Assertions.assertThat(list).doesNotContain("six", "seven", "eight");16Assertions.assertThat(list).doesNotContain("six", "seven", "eight", "nine");17Assertions.assertThat(list).doesNotContain("six", "seven", "eight", "nine", "ten");18Assertions.assertThat(list)19        .isSorted()20        .contains("one")21        .contains("one", "two")22        .contains("one", "two", "three")23        .contains("one", "two", "three", "four")24        .contains("one", "two", "three", "four", "five")25        .doesNotContain("six")26        .doesNotContain("six", "seven")27        .doesNotContain("six", "seven", "eight")28        .doesNotContain("six", "seven", "eight", "nine")29        .doesNotContain("six", "seven", "eight", "nine", "ten");30Assertions.assertThat(list)31        .isSorted()

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