How to use NullPointerException method of org.assertj.core.api.EntryPointAssertions_catchNullPointerException_Test class

Best Assertj code snippet using org.assertj.core.api.EntryPointAssertions_catchNullPointerException_Test.NullPointerException

Source:EntryPointAssertions_catchNullPointerException_Test.java

...16import java.util.stream.Stream;17import org.assertj.core.api.ThrowableAssert.ThrowingCallable;18import org.junit.jupiter.params.ParameterizedTest;19import org.junit.jupiter.params.provider.MethodSource;20class EntryPointAssertions_catchNullPointerException_Test extends EntryPointAssertionsBaseTest {21  private static final NullPointerException NULL_POINTER_EXCEPTION = new NullPointerException();22  @ParameterizedTest23  @MethodSource("catchNullPointerExceptions")24  void should_catch_NullPointerException(Function<ThrowingCallable, NullPointerException> catchNullPointerException) {25    // GIVEN26    ThrowingCallable throwingCallable = () -> {27      throw NULL_POINTER_EXCEPTION;28    };29    // WHEN30    NullPointerException throwable = catchNullPointerException.apply(throwingCallable);31    // THEN32    then(throwable).isSameAs(NULL_POINTER_EXCEPTION);33  }34  private static Stream<Function<ThrowingCallable, NullPointerException>> catchNullPointerExceptions() {35    return Stream.of(Assertions::catchNullPointerException, BDDAssertions::catchNullPointerException, withAssertions::catchNullPointerException);36  }37}...

NullPointerException

Using AI Code Generation

1package org.assertj.core.api;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.Assertions.catchThrowable;4import static org.assertj.core.api.Assertions.entry;5import static org.assertj.core.api.Assertions.fail;6import java.util.Map;7import org.assertj.core.api.Assertions;8import org.assertj.core.util.Maps;9import org.junit.Test;10public class EntryPointAssertions_catchNullPointerException_Test {11  public void should_catch_NullPointerException_thrown_by_entry() {12    Map<String, String> map = Maps.newHashMap("key", "value");13    Throwable thrown = catchThrowable(() -> assertThat(map).contains(entry(null, "value")));14    assertThat(thrown).isInstanceOf(NullPointerException.class);15  }16  public void should_fail_if_entry_throws_another_exception_than_NullPointerException() {17    Map<String, String> map = Maps.newHashMap("key", "value");18    Throwable thrown = catchThrowable(() -> assertThat(map).contains(entry("key", null)));19    assertThat(thrown).isInstanceOf(AssertionError.class);20    assertThat(thrown).hasMessageContaining("Expecting map:\n" +21                                            "  {\"key\"=\"value\"}\n" +22                                            "  [key=null]");23  }24  public void should_fail_with_a_descriptive_message_if_entry_throws_another_exception_than_NullPointerException() {25    Map<String, String> map = Maps.newHashMap("key", "value");26    Throwable thrown = catchThrowable(() -> assertThat(map).as("test description").contains(entry("key", null)));27    assertThat(thrown).isInstanceOf(AssertionError.class);28    assertThat(thrown).hasMessageContaining("[test description]");29  }30  public void should_fail_with_a_custom_message_if_entry_throws_another_exception_than_NullPointerException() {31    Map<String, String> map = Maps.newHashMap("key", "value");32    Throwable thrown = catchThrowable(() -> assertThat(map).overridingErrorMessage("test error message").contains(entry("key", null

NullPointerException

Using AI Code Generation

1public void testShould_catch_NullPointerException() {2    EntryPointAssertions entryPointAssertions = new EntryPointAssertions();3    NullPointerException thrown = catchThrowableOfType(entryPointAssertions.catchNullPointerException(), NullPointerException.class);4    assertThat(thrown).isNull();5}6public void testShould_catch_NullPointerException() {7    EntryPointAssertions entryPointAssertions = new EntryPointAssertions();8    NullPointerException thrown = catchThrowableOfType(entryPointAssertions.catchNullPointerException(), NullPointerException.class);9    assertThat(thrown).isNull();10}11public void testShould_catch_NullPointerException() {12    EntryPointAssertions entryPointAssertions = new EntryPointAssertions();13    NullPointerException thrown = catchThrowableOfType(entryPointAssertions.catchNullPointerException(), NullPointerException.class);14    assertThat(thrown).isNull();15}16public void testShould_catch_NullPointerException() {17    EntryPointAssertions entryPointAssertions = new EntryPointAssertions();18    NullPointerException thrown = catchThrowableOfType(entryPointAssertions.catchNullPointerException(), NullPointerException.class);19    assertThat(thrown).isNull();20}21public void testShould_catch_NullPointerException() {

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