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

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

Source:Classes.java

...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 check...

fieldsToName

Using AI Code Generation

1assertThat(Classes.fieldsToName(new Field[] {field1, field2, field3}))2   .containsExactly("field1", "field2", "field3");3assertThat(Classes.fieldsToName(new Field[] {field1, field2, field3}))4   .containsExactly("field1", "field2", "field3");5assertThat(Classes.fieldsToName(new Field[] {field1, field2, field3}))6   .containsExactly("field1", "field2", "field3");7assertThat(Classes.fieldsToName(new Field[] {field1, field2, field3}))8   .containsExactly("field1", "field2", "field3");9assertThat(Classes.fieldsToName(new Field[] {field1, field2, field3}))10   .containsExactly("field1", "field2", "field3");11assertThat(Classes.fieldsToName(new Field[] {field1, field2, field3}))12   .containsExactly("field1", "field2", "field3");13assertThat(Classes.fieldsToName(new Field[] {field1, field2, field3}))14   .containsExactly("field1", "field2", "field3");15assertThat(Classes.fieldsToName(new Field[] {field1, field2, field3}))16   .containsExactly("field1", "field2", "field3");

fieldsToName

Using AI Code Generation

1public void should_fail_if_actual_is_null() {2  assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> {3    Class<?>[] fields = null;4    classes.assertHasFields(someInfo(), fields, "name");5  }).withMessage("Expecting actual:<null> not to be null");6}7public void should_fail_if_fields_is_null() {8  assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> {9    Class<?>[] fields = new Class<?>[] { String.class, Integer.class };10    classes.assertHasFields(someInfo(), fields, null);11  }).withMessage("The names of the fields to look for should not be null");12}13public void should_fail_if_fields_is_empty() {14  assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> {15    Class<?>[] fields = new Class<?>[] { String.class, Integer.class };16    classes.assertHasFields(someInfo(), fields, emptyArray());17  }).withMessage("The names of the fields to look for should not be empty");18}19public void should_fail_if_fields_is_not_found() {20  assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> {21    Class<?>[] fields = new Class<?>[] { String.class, Integer.class };22    classes.assertHasFields(someInfo(), fields, "name", "age", "address");23  }).withMessageContaining("Expecting fields to contain [address] but could not find [address]");24}25public void should_fail_if_fields_are_not_in_the_same_order() {26  assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> {27    Class<?>[] fields = new Class<?>[] { String.class, Integer.class };28    classes.assertHasFields(someInfo(), fields, "age", "name");29  }).withMessageContaining("Expecting fields to be in order [age, name] but found [name, age]");30}

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