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

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

Source:Classes.java

...57   * @throws AssertionError if {@code actual} is {@code null}.58   * @throws AssertionError if the actual {@code Class} is not assignable from all of the {@code others} classes.59   */60  public void assertIsAssignableFrom(AssertionInfo info, Class<?> actual, Class<?>... others) {61    assertNotNull(info, actual);62    if (others == null || others.length == 0)63      throw new IllegalArgumentException("Expecting at least one Class to be specified");64    Set<Class<?>> expected = newLinkedHashSet(others);65    Set<Class<?>> missing = new LinkedHashSet<>();66    for (Class<?> other : expected) {67      classParameterIsNotNull(other);68      if (!actual.isAssignableFrom(other)) missing.add(other);69    }70    if (!missing.isEmpty()) throw failures.failure(info, shouldBeAssignableFrom(actual, expected, missing));71  }72  /**73   * Verifies that the actual {@code Class} is not an interface.74   * 75   * @param info contains information about the assertion.76   * @param actual the "actual" {@code Class}.77   * @throws AssertionError if {@code actual} is {@code null}.78   * @throws AssertionError if the actual {@code Class} is an interface.79   */80  public void assertIsNotInterface(AssertionInfo info, Class<?> actual) {81    assertNotNull(info, actual);82    if (actual.isInterface()) throw failures.failure(info, shouldNotBeInterface(actual));83  }84  /**85   * Verifies that the actual {@code Class} is an interface.86   * 87   * @param info contains information about the assertion.88   * @param actual the "actual" {@code Class}.89   * @throws AssertionError if {@code actual} is {@code null}.90   * @throws AssertionError if the actual {@code Class} is not an interface.91   */92  public void assertIsInterface(AssertionInfo info, Class<?> actual) {93    assertNotNull(info, actual);94    if (!actual.isInterface()) throw failures.failure(info, shouldBeInterface(actual));95  }96  /**97   * Verifies that the actual {@code Class} is not an annotation.98   * 99   * @param info contains information about the assertion.100   * @param actual the "actual" {@code Class}.101   * @throws AssertionError if {@code actual} is {@code null}.102   * @throws AssertionError if the actual {@code Class} is an annotation.103   */104  public void assertIsNotAnnotation(AssertionInfo info, Class<?> actual) {105    assertNotNull(info, actual);106    if (actual.isAnnotation()) throw failures.failure(info, shouldNotBeAnnotation(actual));107  }108  /**109   * Verifies that the actual {@code Class} is an annotation.110   * 111   * @param info contains information about the assertion.112   * @param actual the "actual" {@code Class}.113   * @throws AssertionError if {@code actual} is {@code null}.114   * @throws AssertionError if the actual {@code Class} is not an annotation.115   */116  public void assertIsAnnotation(AssertionInfo info, Class<?> actual) {117    assertNotNull(info, actual);118    if (!actual.isAnnotation()) throw failures.failure(info, shouldBeAnnotation(actual));119  }120  /**121   * Verifies that the actual {@code Class} is final.122   *123   * @param info contains information about the assertion.124   * @param actual the "actual" {@code Class}.125   * @throws AssertionError if {@code actual} is {@code null}.126   * @throws AssertionError if the actual {@code Class} is not final.127   */128  public void assertIsFinal(AssertionInfo info, Class<?> actual) {129    assertNotNull(info, actual);130    if (!Modifier.isFinal(actual.getModifiers())) throw failures.failure(info, shouldBeFinal(actual));131  }132  /**133   * Verifies that the actual {@code Class} is not final.134   *135   * @param info contains information about the assertion.136   * @param actual the "actual" {@code Class}.137   * @throws AssertionError if {@code actual} is {@code null}.138   * @throws AssertionError if the actual {@code Class} is final.139   */140  public void assertIsNotFinal(AssertionInfo info, Class<?> actual) {141    assertNotNull(info, actual);142    if (Modifier.isFinal(actual.getModifiers())) throw failures.failure(info, shouldNotBeFinal(actual));143  }144  /**145   * Verifies that the actual {@code Class} contains the given {@code Annotation}s.146   * 147   * @param info contains information about the assertion.148   * @param actual the "actual" {@code Class}.149   * @param annotations annotations who must be attached to the class150   * @throws AssertionError if {@code actual} is {@code null}.151   * @throws AssertionError if the actual {@code Class} doesn't contains all of these annotations.152   */153  public void assertContainsAnnotations(AssertionInfo info, Class<?> actual,154                                        @SuppressWarnings("unchecked") Class<? extends Annotation>... annotations) {155    assertNotNull(info, actual);156    Set<Class<? extends Annotation>> expected = newLinkedHashSet(annotations);157    Set<Class<? extends Annotation>> missing = new LinkedHashSet<>();158    for (Class<? extends Annotation> other : expected) {159      classParameterIsNotNull(other);160      if (actual.getAnnotation(other) == null) missing.add(other);161    }162    if (!missing.isEmpty()) throw failures.failure(info, shouldHaveAnnotations(actual, expected, missing));163  }164  /**165   * Verifies that the actual {@code Class} has the {@code fields}.166   * 167   * @param info contains information about the assertion.168   * @param actual the "actual" {@code Class}.169   * @param fields the fields who must be present in the class.170   * @throws AssertionError if {@code actual} is {@code null}.171   * @throws AssertionError if the actual {@code Class} doesn't contains all of the field.172   */173  public void assertHasFields(AssertionInfo info, Class<?> actual, String... fields) {174    assertNotNull(info, actual);175    Set<String> expectedFieldNames = newLinkedHashSet(fields);176    Set<String> missingFieldNames = newLinkedHashSet();177    Set<String> actualFieldNames = fieldsToName(actual.getFields());178    if (noMissingFields(actualFieldNames, expectedFieldNames, missingFieldNames)) return;179    throw failures.failure(info, shouldHaveFields(actual, expectedFieldNames, missingFieldNames));180  }181  private static boolean noMissingFields(Set<String> actualFieldNames, Set<String> expectedFieldNames,182                                         Set<String> missingFieldNames) {183    for (String field : expectedFieldNames) {184      if (!actualFieldNames.contains(field)) missingFieldNames.add(field);185    }186    return missingFieldNames.isEmpty();187  }188  /**189   * Verifies that the actual {@code Class} has the declared {@code fields}.190   * 191   * @param info contains information about the assertion.192   * @param actual the "actual" {@code Class}.193   * @param fields the fields who must be declared in the class.194   * @throws AssertionError if {@code actual} is {@code null}.195   * @throws AssertionError if the actual {@code Class} doesn't contains all of the field.196   */197  public void assertHasDeclaredFields(AssertionInfo info, Class<?> actual, String... fields) {198    assertNotNull(info, actual);199    Set<String> expectedFieldNames = newLinkedHashSet(fields);200    Set<String> missingFieldNames = newLinkedHashSet();201    Set<String> actualFieldNames = fieldsToName(actual.getDeclaredFields());202    if (noMissingFields(actualFieldNames, expectedFieldNames, missingFieldNames)) return;203    throw failures.failure(info, shouldHaveDeclaredFields(actual, expectedFieldNames, missingFieldNames));204  }205  private static Set<String> fieldsToName(Field[] fields) {206    Set<String> fieldsName = new LinkedHashSet<>();207    for (Field field : fields) {208      fieldsName.add(field.getName());209    }210    return fieldsName;211  }212  private static void assertNotNull(AssertionInfo info, Class<?> actual) {213    Objects.instance().assertNotNull(info, actual);214  }215  /**216   * used to check that the class to compare is not null, in that case throws a {@link NullPointerException} with an217   * explicit message.218   * 219   * @param clazz the date to check220   * @throws NullPointerException with an explicit message if the given class is null221   */222  private static void classParameterIsNotNull(Class<?> clazz) {223    checkNotNull(clazz, "The class to compare actual with should not be null");224  }225}...

assertNotNull

Using AI Code Generation

1import static org.assertj.core.api.Assertions.*;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.Assertions.assertThatThrownBy;4import static org.assertj.core.api.Assertions.catchThrowable;5import static org.assertj.core.api.Assertions.catchThrowableOfType;6import static org.assertj.core.api.Assertions.contentOf;7import static org.assertj.core.api.Assertions.entry;8import static org.assertj.core.api.Assertions.fail;9import static org.assertj.core.api.Assertions.failBecauseExceptionWasNotThrown;10import static org.assertj.core.api.Assertions.filter;11import static org.assertj.core.api.Assertions.in;12import static org.assertj.core.api.Assertions.not;13import static org.assertj.core.api.Assertions.tuple;14import static org.assertj.core.api.Assertions.useDefaultDateFormatsOnly;15import static org.assertj.core.api.Assertions.within;16import static org.assertj.core.api.Assertions.withinPercentage;17import static org.assertj.core.api.Assertions.withinPrecision;18import static org.assertj.core.api.Assertions.withinTime;19import static org.assertj.core.api.Assertions.withinZone;20import static org.assertj.core.api.Assertions.withinZoneSameInstant;21import static org.assertj.core.api.Assertions.allOf;22import static org.assertj.core.api.Assertions.anyOf;23import static org.assertj.core.api.Assertions.describedAs;24import static org.assertj.core.api.Assertions.doesNotHave;25import static org.assertj.core.api.Assertions.has;26import static org.assertj.core.api.Assertions.hasEntry;27import static org.assertj.core.api.Assertions.hasKey;28import static org.assertj.core.api.Assertions.hasSize;29import static org.assertj.core.api.Assertions.hasValue;30import static org.assertj.core.api.Assertions.isEqualTo;31import static org.assertj.core.api.Assertions.isIn;32import static org.assertj.core.api.Assertions.isNotEqualTo;33import static org.assertj.core.api.Assertions.isNotIn;34import static org.assertj.core.api.Assertions.isNotNull;35import static org.assertj.core.api.Assertions.isNull;36import static org.assertj.core.api.Assertions.matchesPattern;37import static org.assertj.core.api.Assertions.notIn;38import static org.assertj.core.api.Assertions.notMatchesPattern;39import static org.assertj.core.api.Assertions.notNullValue;40import static org.assertj.core.api.Assertions.nullValue;41import static org.assertj.core.api.Assertions.startsWith;42import static org.assertj.core.api.Assertions.endsWith;43import static org.assertj.core.api.Assertions.contains;44import static org.assertj.core.api.Assertions.containsIgnoringCase;45import static org.assertj.core.api.Assertions.containsOnly;46import static org.assertj.core.api.Assertions.containsOnlyOnce;47import static org.assertj.core.api.Assertions.containsSequence;48import static org.assertj.core.api.Assertions.containsSubsequence;49import static org.assertj.core.api

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