How to use ShouldOnlyHaveElementsOfTypes class of org.assertj.core.error package

Best Assertj code snippet using org.assertj.core.error.ShouldOnlyHaveElementsOfTypes

Source:ObjectArrays_assertHasOnlyElementsOfTypes_Test.java

...11 * Copyright 2012-2019 the original author or authors.12 */13package org.assertj.core.internal.objectarrays;14import org.assertj.core.api.Assertions;15import org.assertj.core.error.ShouldOnlyHaveElementsOfTypes;16import org.assertj.core.internal.ObjectArraysBaseTest;17import org.assertj.core.test.TestData;18import org.assertj.core.util.Arrays;19import org.assertj.core.util.AssertionsUtil;20import org.assertj.core.util.FailureMessages;21import org.assertj.core.util.Lists;22import org.junit.jupiter.api.Test;23public class ObjectArrays_assertHasOnlyElementsOfTypes_Test extends ObjectArraysBaseTest {24    private static final Object[] ARRAY = new Object[]{ 6, 7.0, 8L };25    @Test26    public void should_pass_if_actual_has_only_elements_of_the_expected_types() {27        arrays.assertHasOnlyElementsOfTypes(TestData.someInfo(), ObjectArrays_assertHasOnlyElementsOfTypes_Test.ARRAY, Number.class);28        arrays.assertHasOnlyElementsOfTypes(TestData.someInfo(), ObjectArrays_assertHasOnlyElementsOfTypes_Test.ARRAY, Number.class, Long.class, Integer.class);29    }30    @Test31    public void should_pass_if_actual_has_only_elements_of_the_expected_types_even_if_some_types_dont_match_any_elements() {32        arrays.assertHasOnlyElementsOfTypes(TestData.someInfo(), ObjectArrays_assertHasOnlyElementsOfTypes_Test.ARRAY, Number.class, Long.class, Integer.class, String.class);33    }34    @Test35    public void should_pass_if_actual_and_given_types_are_empty() {36        Class<?>[] types = new Class<?>[0];37        arrays.assertHasOnlyElementsOfTypes(TestData.someInfo(), Arrays.array(), types);38    }39    @Test40    public void should_fail_if_actual_is_null() {41        // GIVEN42        Object[] array = null;43        // GIVEN44        AssertionError error = AssertionsUtil.expectAssertionError(() -> arrays.assertHasOnlyElementsOfTypes(someInfo(), array, .class));45        // THEN46        Assertions.assertThat(error).hasMessage(FailureMessages.actualIsNull());47    }48    @Test49    public void should_fail_if_expected_types_are_empty_but_actual_is_not() {50        // GIVEN51        Class<?>[] types = new Class<?>[0];52        // WHEN53        AssertionError error = AssertionsUtil.expectAssertionError(() -> arrays.assertHasOnlyElementsOfTypes(someInfo(), ARRAY, types));54        // THEN55        Assertions.assertThat(error).hasMessage(ShouldOnlyHaveElementsOfTypes.shouldOnlyHaveElementsOfTypes(ObjectArrays_assertHasOnlyElementsOfTypes_Test.ARRAY, types, Lists.list(ObjectArrays_assertHasOnlyElementsOfTypes_Test.ARRAY)).create());56    }57    @Test58    public void should_fail_if_one_element_in_actual_does_not_belong_to_the_expected_types() {59        // WHEN60        AssertionError error = AssertionsUtil.expectAssertionError(() -> arrays.assertHasOnlyElementsOfTypes(someInfo(), ARRAY, .class, .class));61        // THEN62        Assertions.assertThat(error).hasMessage(ShouldOnlyHaveElementsOfTypes.shouldOnlyHaveElementsOfTypes(ObjectArrays_assertHasOnlyElementsOfTypes_Test.ARRAY, Arrays.array(Long.class, String.class), Lists.list(6, 7.0)).create());63    }64    @Test65    public void should_throw_assertion_error_and_not_null_pointer_exception_on_null_elements() {66        // GIVEN67        Object[] array = Arrays.array(null, "notNull");68        // WHEN69        AssertionError error = AssertionsUtil.expectAssertionError(() -> arrays.assertHasOnlyElementsOfTypes(someInfo(), array, .class));70        // THEN71        Assertions.assertThat(error).hasMessage(ShouldOnlyHaveElementsOfTypes.shouldOnlyHaveElementsOfTypes(array, Arrays.array(Long.class), Lists.list(null, "notNull")).create());72    }73}...

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