How to use expectUnsupportedOperationException method of org.assertj.core.api.AbstractCollectionAssert class

Best Assertj code snippet using org.assertj.core.api.AbstractCollectionAssert.expectUnsupportedOperationException

Source:AbstractCollectionAssert.java

...77      case "java.util.Collections$SingletonSet":78        // immutable by contract, although not all methods throw UnsupportedOperationException79        return;80    }81    expectUnsupportedOperationException(() -> actual.add(null), "Collection.add(null)");82    expectUnsupportedOperationException(() -> actual.addAll(emptyCollection()), "Collection.addAll(emptyCollection())");83    expectUnsupportedOperationException(() -> actual.clear(), "Collection.clear()");84    expectUnsupportedOperationException(() -> actual.iterator().remove(), "Collection.iterator().remove()");85    expectUnsupportedOperationException(() -> actual.remove(null), "Collection.remove(null)");86    expectUnsupportedOperationException(() -> actual.removeAll(emptyCollection()), "Collection.removeAll(emptyCollection())");87    expectUnsupportedOperationException(() -> actual.removeIf(element -> true), "Collection.removeIf(element -> true)");88    expectUnsupportedOperationException(() -> actual.retainAll(emptyCollection()), "Collection.retainAll(emptyCollection())");89    if (actual instanceof List) {90      List<ELEMENT> list = (List<ELEMENT>) actual;91      expectUnsupportedOperationException(() -> list.add(0, null), "List.add(0, null)");92      expectUnsupportedOperationException(() -> list.addAll(0, emptyCollection()), "List.addAll(0, emptyCollection())");93      expectUnsupportedOperationException(() -> list.listIterator().add(null), "List.listIterator().add(null)");94      expectUnsupportedOperationException(() -> list.listIterator().remove(), "List.listIterator().remove()");95      expectUnsupportedOperationException(() -> list.listIterator().set(null), "List.listIterator().set(null)");96      expectUnsupportedOperationException(() -> list.remove(0), "List.remove(0)");97      expectUnsupportedOperationException(() -> list.replaceAll(identity()), "List.replaceAll(identity())");98      expectUnsupportedOperationException(() -> list.set(0, null), "List.set(0, null)");99      expectUnsupportedOperationException(() -> list.sort((o1, o2) -> 0), "List.sort((o1, o2) -> 0)");100    }101    if (actual instanceof NavigableSet) {102      NavigableSet<ELEMENT> set = (NavigableSet<ELEMENT>) actual;103      expectUnsupportedOperationException(() -> set.descendingIterator().remove(), "NavigableSet.descendingIterator().remove()");104      expectUnsupportedOperationException(() -> set.pollFirst(), "NavigableSet.pollFirst()");105      expectUnsupportedOperationException(() -> set.pollLast(), "NavigableSet.pollLast()");106    }107  }108  private void expectUnsupportedOperationException(Runnable runnable, String method) {109    try {110      runnable.run();111      throwAssertionError(shouldBeUnmodifiable(method));112    } catch (UnsupportedOperationException e) {113      // happy path114    } catch (RuntimeException e) {115      throwAssertionError(shouldBeUnmodifiable(method, e));116    }117  }118  private <E extends ELEMENT> Collection<E> emptyCollection() {119    return Collections.emptyList();120  }121}...

expectUnsupportedOperationException

Using AI Code Generation

1import org.junit.jupiter.api.Test;2import static org.assertj.core.api.Assertions.assertThat;3public class AbstractCollectionAssertTest {4    public void test() {5        assertThat(new int[] { 1, 2, 3 }).expectUnsupportedOperationException();6    }7}

expectUnsupportedOperationException

Using AI Code Generation

1assertThat(collection).expectUnsupportedOperationException(() -> collection.clear());2assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withMessage("clear() is not supported");3assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withMessageContaining("clear()");4assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withMessageStartingWith("clear()");5assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withMessageEndingWith("supported");6assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withMessageMatching("clear\\(\\) is not supported");7assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCauseInstanceOf(UnsupportedOperationException.class);8assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCauseInstanceOf(UnsupportedOperationException.class).withCauseMessage("clear() is not supported");9assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCauseInstanceOf(UnsupportedOperationException.class).withCauseMessageContaining("clear()");10assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCauseInstanceOf(UnsupportedOperationException.class).withCauseMessageStartingWith("clear()");11assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCauseInstanceOf(UnsupportedOperationException.class).withCauseMessageEndingWith("supported");12assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCauseInstanceOf(UnsupportedOperationException.class).withCauseMessageMatching("clear\\(\\) is not supported");13assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCause(new UnsupportedOperationException("clear() is not supported"));14assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCause(new UnsupportedOperationException("clear() is not supported")).withMessage("clear() is not supported");15assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCause(new UnsupportedOperationException("clear() is not supported")).withMessageContaining("clear()");16assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCause(new UnsupportedOperationException("clear() is not supported")).withMessageStartingWith("clear()");17assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCause(new UnsupportedOperationException("clear() is not supported")).withMessageEndingWith("supported");18assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCause(new UnsupportedOperationException("clear() is not supported")).withMessageMatching("clear\\(\\) is not supported");19assertThat(collection).expectUnsupportedOperationException(() -> collection.clear()).withCause(new UnsupportedOperationException("clear() is not supported")).withCauseInstanceOf(UnsupportedOperationException.class);

expectUnsupportedOperationException

Using AI Code Generation

1public void testExpectUnsupportedOperationException() {2    String str = "abc";3    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class);4    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class).isExactlyInstanceOf(UnsupportedOperationException.class);5    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class).isExactlyInstanceOf(RuntimeException.class);6    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class).isExactlyInstanceOf(Exception.class);7    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class).isExactlyInstanceOf(Throwable.class);8    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class).isExactlyInstanceOf(Object.class);9    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class).isExactlyInstanceOf(UnsupportedOperationException.class).hasMessageContaining("UnsupportedOperationException");10    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class).isExactlyInstanceOf(UnsupportedOperationException.class).hasMessageContaining("UnsupportedOperationException").hasMessageContaining("abc");11    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class).isExactlyInstanceOf(UnsupportedOperationException.class).hasMessageContaining("UnsupportedOperationException").hasMessageContaining("abc").hasMessageContaining("123");12    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class).isExactlyInstanceOf(UnsupportedOperationException.class).hasMessageContaining("UnsupportedOperationException").hasMessageContaining("abc").hasMessageContaining("123").hasMessageContaining("xyz");13    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class).isExactlyInstanceOf(UnsupportedOperationException.class).hasMessageContaining("UnsupportedOperationException").hasMessageContaining("abc").hasMessageContaining("123").hasMessageContaining("xyz").hasMessageContaining("pqr");14    assertThatThrownBy(() -> str.chars().forEach(c -> { throw new UnsupportedOperationException(); })).isInstanceOf(UnsupportedOperationException.class).isExactlyInstanceOf(UnsupportedOperationException.class).hasMessageContaining("

expectUnsupportedOperationException

Using AI Code Generation

1public void expectUnsupportedOperationException(Runnable runnable) {2    try {3        runnable.run();4    } catch (UnsupportedOperationException e) {5        return;6    }7    fail("Expected UnsupportedOperationException");8}9public void expectUnsupportedOperationException(Runnable runnable) {10    try {11        runnable.run();12    } catch (UnsupportedOperationException e) {13        return;14    }15    fail("Expected UnsupportedOperationException");16}17public void expectUnsupportedOperationException(Runnable runnable) {18    try {19        runnable.run();20    } catch (UnsupportedOperationException e) {21        return;22    }23    fail("Expected UnsupportedOperationException");24}25public void expectUnsupportedOperationException(Runnable runnable) {26    try {27        runnable.run();28    } catch (UnsupportedOperationException e) {29        return;30    }31    fail("Expected UnsupportedOperationException");32}33public void expectUnsupportedOperationException(Runnable runnable) {34    try {35        runnable.run();36    } catch (UnsupportedOperationException e) {37        return;38    }39    fail("Expected UnsupportedOperationException");40}41public void expectUnsupportedOperationException(Runnable runnable) {42    try {43        runnable.run();44    } catch (UnsupportedOperationException e) {45        return;46    }47    fail("Expected UnsupportedOperationException");48}49public void expectUnsupportedOperationException(Runnable runnable) {50    try {51        runnable.run();52    } catch (UnsupportedOperationException e) {53        return;54    }55    fail("Expected UnsupportedOperationException");56}57public void expectUnsupportedOperationException(Runnable runnable) {58    try {59        runnable.run();60    } catch (UnsupportedOperationException e) {61        return;62    }63    fail("Expected UnsupportedOperationException");64}65public void expectUnsupportedOperationException(Runnable runnable) {66    try {67        runnable.run();

expectUnsupportedOperationException

Using AI Code Generation

1public void shouldThrowUnsupportedOperationExceptionWhenClearCollection() {2    List<String> actual = new ArrayList<>();3    actual.add("one");4    actual.add("two");5    actual.add("three");6    AssertionError assertionError = expectAssertionError(() -> assertThat(actual).clear());7    expectUnsupportedOperationException(assertionError).hasMessage("clear is not supported");8    assertThat(actual).isEmpty();9}10public static AbstractCollectionAssert<?, ?, ?> expectUnsupportedOperationException(AssertionError assertionError) {11    assertThat(assertionError).hasMessageContaining("Expecting code to raise a throwable.");12    Throwable cause = assertionError.getCause();13    assertThat(cause).isInstanceOf(UnsupportedOperationException.class);14    return assertThat((Collection<?>) cause);15}16public static AssertionError expectAssertionError(ThrowingCallable shouldRaiseThrowable) {17    try {18        shouldRaiseThrowable.call();19    } catch (AssertionError assertionError) {20        return assertionError;21    } catch (Throwable e) {22        throw new AssertionError("Expecting code to raise a throwable.", e);23    }24    throw new AssertionError("Expecting code to raise a throwable.");25}26public void shouldThrowUnsupportedOperationExceptionWhenClearCollection() {27    List<String> actual = new ArrayList<>();28    actual.add("one");29    actual.add("two");30    actual.add("three");31    AssertionError assertionError = expectAssertionError(() -> assertThat(actual).clear());32    assertThatThrownBy(() -> assertThat(actual).clear())33            .isInstanceOf(UnsupportedOperationException.class)34            .hasMessage("clear is not supported");35    assertThat(actual).isEmpty();36}37public static AssertionError expectAssertionError(ThrowingCallable shouldRaiseThrowable) {38    try {39        shouldRaiseThrowable.call();40    } catch (AssertionError assertionError) {41        return assertionError;42    } catch (Throwable e) {43        throw new AssertionError("Expect

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