How to use assertNotNull method of org.assertj.core.internal.Throwables class

Best Assertj code snippet using org.assertj.core.internal.Throwables.assertNotNull

Source:Throwables.java

...58   * @throws AssertionError if the actual {@code Throwable} is {@code null}.59   * @throws AssertionError if the message of the actual {@code Throwable} is not equal to the given one.60   */61  public void assertHasMessage(AssertionInfo info, Throwable actual, String message) {62	assertNotNull(info, actual);63	if (areEqual(actual.getMessage(), message)) return;64	throw failures.failure(info, shouldHaveMessage(actual, message));65  }66  public void assertHasCause(AssertionInfo info, Throwable actual, Throwable expectedCause) {67	assertNotNull(info, actual);68	Throwable actualCause = actual.getCause();69	if (actualCause == expectedCause) return;70	if (null == expectedCause) {71	  assertHasNoCause(info, actual);72	  return;73	}74	if (actualCause == null) throw failures.failure(info, shouldHaveCause(actualCause, expectedCause));75	if (areEqual(actualCause.getMessage(), expectedCause.getMessage())76	    && areEqual(actualCause.getClass(), expectedCause.getClass())) return;77	throw failures.failure(info, shouldHaveCause(actualCause, expectedCause));78  }79  /**80   * Asserts that the actual {@code Throwable} does not have a cause.81   * 82   * @param info contains information about the assertion.83   * @param actual the given {@code Throwable}.84   * @throws AssertionError if the actual {@code Throwable} is {@code null}.85   * @throws AssertionError if the actual {@code Throwable} has a cause.86   */87  public void assertHasNoCause(AssertionInfo info, Throwable actual) {88	assertNotNull(info, actual);89	Throwable actualCause = actual.getCause();90	if (actualCause == null) return;91	throw failures.failure(info, shouldHaveNoCause(actual));92  }93  /**94   * Asserts that the message of the actual {@code Throwable} starts with the given description.95   * 96   * @param info contains information about the assertion.97   * @param actual the given {@code Throwable}.98   * @param description the description expected to start the actual {@code Throwable}'s message.99   * @throws AssertionError if the actual {@code Throwable} is {@code null}.100   * @throws AssertionError if the message of the actual {@code Throwable} does not start with the given description.101   */102  public void assertHasMessageStartingWith(AssertionInfo info, Throwable actual, String description) {103	assertNotNull(info, actual);104	// TODO unit test with null exception message105	if (actual.getMessage() != null && actual.getMessage().startsWith(description)) return;106	throw failures.failure(info, shouldStartWith(actual.getMessage(), description));107  }108  /**109   * Asserts that the message of the actual {@code Throwable} contains with the given description.110   * 111   * @param info contains information about the assertion.112   * @param actual the given {@code Throwable}.113   * @param description the description expected to be contained in the actual {@code Throwable}'s message.114   * @throws AssertionError if the actual {@code Throwable} is {@code null}.115   * @throws AssertionError if the message of the actual {@code Throwable} does not contain the given description.116   */117  public void assertHasMessageContaining(AssertionInfo info, Throwable actual, String description) {118	assertNotNull(info, actual);119	if (actual.getMessage() != null && actual.getMessage().contains(description)) return;120	throw failures.failure(info, shouldContain(actual.getMessage(), description));121  }122  /**123   * Asserts that the message of the actual {@code Throwable} matches with the given regular expression.124   *125   * @param info contains information about the assertion.126   * @param actual the given {@code Throwable}.127   * @param regex the regular expression of value expected to be matched the actual {@code Throwable}'s message.128   * @throws AssertionError if the actual {@code Throwable} is {@code null}.129   * @throws AssertionError if the message of the actual {@code Throwable} does not match the given regular expression.130   * @throws NullPointerException if the regex is null131   */132  public void assertHasMessageMatching(AssertionInfo info, Throwable actual, String regex) {133    checkNotNull(regex, "regex must not be null");134    assertNotNull(info, actual);135    if (actual.getMessage() != null && actual.getMessage().matches(regex)) return;136    throw failures.failure(info, shouldHaveMessageMatchingRegex(actual, regex));137  }138  /**139   * Asserts that the message of the actual {@code Throwable} ends with the given description.140   * 141   * @param info contains information about the assertion.142   * @param actual the given {@code Throwable}.143   * @param description the description expected to end the actual {@code Throwable}'s message.144   * @throws AssertionError if the actual {@code Throwable} is {@code null}.145   * @throws AssertionError if the message of the actual {@code Throwable} does not end with the given description.146   */147  public void assertHasMessageEndingWith(AssertionInfo info, Throwable actual, String description) {148	assertNotNull(info, actual);149	if (actual.getMessage() != null && actual.getMessage().endsWith(description)) return;150	throw failures.failure(info, shouldEndWith(actual.getMessage(), description));151  }152  /**153   * Assert that the cause of actual {@code Throwable} is an instance of the given type.154   * 155   * @param info contains information about the assertion.156   * @param actual the given {@code Throwable}.157   * @param type the expected cause type.158   * @throws NullPointerException if given type is {@code null}.159   * @throws AssertionError if the actual {@code Throwable} is {@code null}.160   * @throws AssertionError if the actual {@code Throwable} has no cause.161   * @throws AssertionError if the cause of the actual {@code Throwable} is not an instance of the given type.162   */163  public void assertHasCauseInstanceOf(AssertionInfo info, Throwable actual, Class<? extends Throwable> type) {164	assertNotNull(info, actual);165	checkTypeIsNotNull(type);166	if (type.isInstance(actual.getCause())) return;167	throw failures.failure(info, shouldHaveCauseInstance(actual, type));168  }169  /**170   * Assert that the cause of actual {@code Throwable} is <b>exactly</b> an instance of the given type.171   * 172   * @param info contains information about the assertion.173   * @param actual the given {@code Throwable}.174   * @param type the expected cause type.175   * @throws NullPointerException if given type is {@code null}.176   * @throws AssertionError if the actual {@code Throwable} is {@code null}.177   * @throws AssertionError if the actual {@code Throwable} has no cause.178   * @throws AssertionError if the cause of the actual {@code Throwable} is not <b>exactly</b> an instance of the given179   *           type.180   */181  public void assertHasCauseExactlyInstanceOf(AssertionInfo info, Throwable actual, Class<? extends Throwable> type) {182	assertNotNull(info, actual);183	checkTypeIsNotNull(type);184	Throwable cause = actual.getCause();185	if (cause != null && type.equals(cause.getClass())) return;186	throw failures.failure(info, shouldHaveCauseExactlyInstance(actual, type));187  }188  /**189   * Assert that the root cause of actual {@code Throwable} is an instance of the given type.190   * 191   * @param info contains information about the assertion.192   * @param actual the given {@code Throwable}.193   * @param type the expected cause type.194   * @throws NullPointerException if given type is {@code null}.195   * @throws AssertionError if the actual {@code Throwable} is {@code null}.196   * @throws AssertionError if the actual {@code Throwable} has no cause.197   * @throws AssertionError if the cause of the actual {@code Throwable} is not an instance of the given type.198   */199  public void assertHasRootCauseInstanceOf(AssertionInfo info, Throwable actual, Class<? extends Throwable> type) {200	assertNotNull(info, actual);201	checkTypeIsNotNull(type);202	if (type.isInstance(getRootCause(actual))) return;203	throw failures.failure(info, shouldHaveRootCauseInstance(actual, type));204  }205  /**206   * Assert that the root cause of actual {@code Throwable} is <b>exactly</b> an instance of the given type.207   * 208   * @param info contains information about the assertion.209   * @param actual the given {@code Throwable}.210   * @param type the expected cause type.211   * @throws NullPointerException if given type is {@code null}.212   * @throws AssertionError if the actual {@code Throwable} is {@code null}.213   * @throws AssertionError if the actual {@code Throwable} has no cause.214   * @throws AssertionError if the root cause of the actual {@code Throwable} is not <b>exactly</b> an instance of the215   *           given type.216   */217  public void assertHasRootCauseExactlyInstanceOf(AssertionInfo info, Throwable actual, Class<? extends Throwable> type) {218	assertNotNull(info, actual);219	checkTypeIsNotNull(type);220	Throwable rootCause = getRootCause(actual);221	if (rootCause != null && type.equals(rootCause.getClass())) return;222	throw failures.failure(info, shouldHaveRootCauseExactlyInstance(actual, type));223  }224  private static void assertNotNull(AssertionInfo info, Throwable actual) {225	Objects.instance().assertNotNull(info, actual);226  }227}...

assertNotNull

Using AI Code Generation

1public void should_pass_if_actual_is_not_null() {2  throwables.assertNotNull(new Throwable());3}4public void should_fail_if_actual_is_null() {5  try {6    throwables.assertNotNull(null);7  } catch (AssertionError e) {8    return;9  }10  failBecauseExpectedAssertionErrorWasNotThrown();11}12public void should_fail_if_actual_is_null_with_message() {13  try {14    throwables.assertNotNull(null, "My custom message");15  } catch (AssertionError e) {16    assertEquals(e.getMessage(), "[My custom message] %nExpecting:%n <null>%nnot to be null");17    return;18  }19  failBecauseExpectedAssertionErrorWasNotThrown();20}21public void should_fail_if_actual_is_null_with_message_supplier() {22  try {23    throwables.assertNotNull(null, () -> "My custom message");24  } catch (AssertionError e) {25    assertEquals(e.getMessage(), "[My custom message] %nExpecting:%n <null>%nnot to be null");26    return;27  }28  failBecauseExpectedAssertionErrorWasNotThrown();29}30public void should_pass_if_actual_is_null_with_message() {31  throwables.assertNotNull(new Throwable(), "My custom message");32}33public void should_pass_if_actual_is_null_with_message_supplier() {34  throwables.assertNotNull(new Throwable(), () -> "My custom message");35}36public void should_pass_if_actual_is_null() {37  throwables.assertNull(null);38}39public void should_fail_if_actual_is_not_null() {40  try {41    throwables.assertNull(new Throwable());42  } catch (AssertionError e) {

assertNotNull

Using AI Code Generation

1public void assertNotNull_Test() {2  Throwables throwables = new Throwables();3  String str = new String();4  throwables.assertNotNull(info,str);5}6public void assertSame_Test() {7  Throwables throwables = new Throwables();8  String str = new String();9  String str1 = new String();10  throwables.assertSame(info,str,str1);11}12public void assertSameAs_Test() {13  Throwables throwables = new Throwables();14  String str = new String();15  String str1 = new String();16  throwables.assertSameAs(info,str,str1);17}18public void assertNotSame_Test() {19  Throwables throwables = new Throwables();20  String str = new String();21  String str1 = new String();22  throwables.assertNotSame(info,str,str1);23}

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