How to use assertHasOnlyOneElementSatisfying method of org.assertj.core.internal.Iterables class

Best Assertj code snippet using org.assertj.core.internal.Iterables.assertHasOnlyOneElementSatisfying

Source:Iterables_assertHasOnlyOneElementSatisfying_Test.java

...23import static org.assertj.core.error.ShouldHaveSize.shouldHaveSize;24import static org.assertj.core.util.FailureMessages.actualIsNull;25import static org.assertj.core.util.Lists.newArrayList;26/**27 * Tests for <code>{@link Iterables#assertHasOnlyOneElementSatisfying(AssertionInfo, Iterable, Consumer)}</code>.28 *29 * @author Vladimir Chernikov30 */31class Iterables_assertHasOnlyOneElementSatisfying_Test extends IterablesBaseTest {32  private List<Jedi> actual;33  private Consumer<Jedi> consumer;34  @BeforeEach35  @Override36  public void setUp() {37    super.setUp();38    actual = newArrayList(new Jedi("Joda", "Green"));39    consumer = jedi -> assertThat(jedi.lightSaberColor).isEqualTo("Green");40  }41  @Test42  void should_pass_if_only_one_element_satisfies_condition() {43    iterables.assertHasOnlyOneElementSatisfying(info, actual, consumer);44  }45  @Test46  void should_throw_error_if_condition_is_null() {47    assertThatNullPointerException().isThrownBy(() ->48      iterables.assertHasOnlyOneElementSatisfying(info, actual, null)49    );50  }51  @Test52  void should_fail_if_actual_is_null() {53    assertThatExceptionOfType(AssertionError.class).isThrownBy(54      () -> iterables.assertHasOnlyOneElementSatisfying(info, null, consumer)55    ).withMessage(actualIsNull());56  }57  @Test58  void should_has_only_one_element() {59    actual.add(new Jedi("Luke", "Blue"));60    assertThatExceptionOfType(AssertionError.class).isThrownBy(61      () -> iterables.assertHasOnlyOneElementSatisfying(info, actual, null)62    ).withMessage(shouldHaveSize(actual, actual.size(), 1).create());63  }64}...

assertHasOnlyOneElementSatisfying

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.api.Assertions.assertThatThrownBy;3import static org.assertj.core.error.ShouldHaveOnlyOneElement.shouldHaveOnlyOneElement;4import static org.assertj.core.internal.ErrorMessages.*;5import org.assertj.core.api.ThrowableAssert.ThrowingCallable;6import org.assertj.core.internal.Iterables;7import org.assertj.core.internal.IterablesBaseTest;8import org.assertj.core.test.TestData;9import org.junit.jupiter.api.BeforeEach;10import org.junit.jupiter.api.Test;11public class Iterables_assertHasOnlyOneElementSatisfying_Test extends IterablesBaseTest {12  private static final String DESCRIPTION = "Test";13  public void before() {14    iterables = new Iterables();15    actual = newArrayList("Luke", "Yoda", "Leia");16  }17  public void should_pass_if_satisfies_exactly_one_element() {18    iterables.assertHasOnlyOneElementSatisfying(INFO, actual, s -> s.contains("Le"));19  }20  public void should_fail_if_does_not_satisfy_exactly_one_element() {21    ThrowingCallable code = () -> iterables.assertHasOnlyOneElementSatisfying(INFO, actual, s -> s.contains("a"));22    assertThatThrownBy(code).isInstanceOf(AssertionError.class);23    verify(failures).failure(INFO, shouldHaveOnlyOneElement(actual, s -> s.contains("a")));24  }25  public void should_fail_if_does_not_satisfy_exactly_one_element_with_description() {26    ThrowingCallable code = () -> iterables.assertHasOnlyOneElementSatisfying(INFO, actual, s -> s.contains("a"));27    assertThatThrownBy(code).isInstanceOf(AssertionError.class);28    verify(failures).failure(INFO, shouldHaveOnlyOneElement(actual, s -> s.contains("a")));29  }30  public void should_fail_if_does_not_satisfy_exactly_one_element_with_description_and_representative_value() {31    ThrowingCallable code = () -> iterables.assertHasOnlyOneElementSatisfying(INFO, actual, s -> s.contains("a"));32    assertThatThrownBy(code).isInstanceOf(AssertionError.class);33    verify(failures).failure(INFO, shouldHaveOnlyOneElement(actual, s -> s.contains("a")));34  }

assertHasOnlyOneElementSatisfying

Using AI Code Generation

1Iterables iterables = new Iterables();2iterables.assertHasOnlyOneElementSatisfying(info, actual, condition);3Iterables iterables = new Iterables();4iterables.assertHasOnlyOneElementSatisfying(info, actual, condition);5public void assertHasOnlyOneElementSatisfying(Description description,6public void assertHasOnlyOneElementSatisfying(Description description,7public void assertHasOnlyOneElementSatisfying(Description description,

assertHasOnlyOneElementSatisfying

Using AI Code Generation

1package org.assertj.core.internal;2import org.assertj.core.api.Assertions;3import org.junit.jupiter.api.Test;4import java.util.List;5public class Iterables_assertHasOnlyOneElementSatisfying_Test {6    public void should_pass_if_one_element_satisfies_the_given_requirements() {7        List<String> list = List.of("one", "two", "three");8        Iterables.assertHasOnlyOneElementSatisfying(Assertions.assertThat(list), s -> s.length() == 3);9    }10    public void should_fail_if_no_element_satisfies_the_given_requirements() {11        List<String> list = List.of("one", "two", "three");12        org.junit.jupiter.api.Assertions.assertThrows(AssertionError.class, () -> Iterables.assertHasOnlyOneElementSatisfying(Assertions.assertThat(list), s -> s.length() == 4));13    }14    public void should_fail_if_more_than_one_element_satisfies_the_given_requirements() {15        List<String> list = List.of("one", "two", "three");16        org.junit.jupiter.api.Assertions.assertThrows(AssertionError.class, () -> Iterables.assertHasOnlyOneElementSatisfying(Assertions.assertThat(list), s -> s.length() == 3));17    }18}

assertHasOnlyOneElementSatisfying

Using AI Code Generation

1package com.example;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.internal.ErrorMessages.*;4import static org.assertj.core.util.Lists.list;5import java.util.List;6import org.assertj.core.api.Condition;7import org.assertj.core.api.ThrowableAssert.ThrowingCallable;8import org.assertj.core.internal.Iterables;9import org.assertj.core.internal.IterablesBaseTest;10import org.assertj.core.test.Jedi;11import org.junit.jupiter.api.Test;12public class IterablesAssertHasOnlyOneElementSatisfyingTest extends IterablesBaseTest {13	public void should_pass_if_actual_has_only_one_element_satisfying_the_given_condition() {14		List<Jedi> jedis = list(yoda, luke);15		Condition<Jedi> jediCondition = new Condition<>(jedi -> jedi.getName().equals("Yoda"), "has name Yoda");16		iterables.assertHasOnlyOneElementSatisfying(info, jedis, jediCondition);17	}18	public void should_fail_if_actual_has_no_element_satisfying_the_given_condition() {19		List<Jedi> jedis = list(yoda, luke);20		Condition<Jedi> jediCondition = new Condition<>(jedi -> jedi.getName().equals("Leia"), "has name Leia");21		ThrowingCallable code = () -> iterables.assertHasOnlyOneElementSatisfying(someInfo(), jedis, jediCondition);22		assertThatAssertionErrorIsThrownBy(code).withMessage(shouldHaveOneElementSatisfying(jedis, jediCondition).create());23	}24	public void should_fail_if_actual_has_more_than_one_element_satisfying_the_given_condition() {25		List<Jedi> jedis = list(yoda, luke, obiwan);26		Condition<Jedi> jediCondition = new Condition<>(jedi -> jedi.getName().equals("Yoda"), "has name Yoda");27		ThrowingCallable code = () -> iterables.assertHasOnlyOneElementSatisfying(someInfo(), jedis, jediCondition);28		assertThatAssertionErrorIsThrownBy(code).withMessage(shouldHaveOneElementSatisfying(jedis, jediCondition).create());29	}30	public void should_fail_if_actual_is_null() {31		Condition<Jedi> jediCondition = new Condition<>(jedi -> jedi.getName().equals("Yoda"), "has name Yoda");

assertHasOnlyOneElementSatisfying

Using AI Code Generation

1import org.assertj.core.internal.Iterables;2public class AssertHasOnlyOneElementSatisfyingTest {3    private final Iterables iterables = new Iterables();4    public void test() {5        List<String> list = Arrays.asList("one", "two", "three");6        iterables.assertHasOnlyOneElementSatisfying(getInfo(list), list, s -> s.length() == 3);7    }8}9import java.util.Arrays;10import java.util.List;11public class IterablesAssertHasOnlyOneElementSatisfyingTest {12    public void test() {13        List<String> list = Arrays.asList("one", "two", "three");14        assertThat(list).hasOnlyOneElementSatisfying(s -> s.length() == 3);15    }16}17at org.assertj.core.internal.Iterables.assertHasOnlyOneElementSatisfying(Iterables.java:1068)18at org.assertj.core.api.AbstractIterableAssert.hasOnlyOneElementSatisfying(AbstractIterableAssert.java:1523)19at org.assertj.core.api.AbstractIterableAssert.hasOnlyOneElementSatisfying(AbstractIterableAssert.java:60)20at IterablesAssertHasOnlyOneElementSatisfyingTest.test(AssertHasOnlyOneElementSatisfyingTest.java:10)

assertHasOnlyOneElementSatisfying

Using AI Code Generation

1assertThat(people).usingElementComparatorOnFields("name", "age").hasOnlyOneElementSatisfying(person ->2    assertThat(person.getName()).startsWith("S"));3assertThat(people).usingElementComparatorIgnoringFields("id").hasOnlyOneElementSatisfying(person ->4    assertThat(person.getName()).startsWith("S"));5assertThat(people).usingElementComparatorOnFields("name", "age").hasOnlyOneElementSatisfying(person ->6    assertThat(person.getName()).startsWith("S")).isEqualTo(new Person(1L, "Sébastien", 38));7assertThat(people).usingElementComparatorOnFields("name", "age").hasOnlyOneElementSatisfying(person ->8    assertThat(person.getName()).startsWith("S")).isEqualToIgnoringGivenFields(new Person(1L, "Sébastien", 38), "age");9assertThat(people).usingElementComparatorOnFields("name", "age").hasOnlyOneElementSatisfying(person ->10    assertThat(person.getName()).startsWith("S")).isEqualToIgnoringGivenFields(new Person(1L, "Sébastien", 38), "age").isEqualToComparingFieldByFieldRecursively(new Person(1L, "Sébastien", 38));11assertThat(people).usingElementComparatorOnFields("name", "age").hasOnlyOneElementSatisfying(person ->12    assertThat(person.getName()).startsWith("S")).isEqualToIgnoringGivenFields(new Person(1L, "Sébastien", 38), "age").isEqualToComparingFieldByFieldRecursively(new Person(1L, "Sébastien", 38)).isEqualToComparingOnlyGivenFields(new Person(1L, "Sébastien", 38), "name");13assertThat(people).usingElementComparatorOnFields("name", "age").hasOnlyOneElementSatisfying(person ->14    assertThat(person.getName()).startsWith("S")).isEqualToIgnoringGivenFields(new Person(1L, "Sébastien", 38), "age").isEqualToComparingFieldByFieldRecursively(new Person(1L, "Sébastien", 38)).isEqualToComparingOnlyGivenFields(new Person(1L, "Sébastien", 38), "name").isEqualToComparingOnlyGivenFields(new Person(1L, "Sébastien", 38), "name", "age");15assertThat(people).usingElementComparatorOnFields("name", "age

assertHasOnlyOneElementSatisfying

Using AI Code Generation

1@DisplayName("AssertJ Iterables#assertHasOnlyOneElementSatisfying")2class AssertJIterablesAssertHasOnlyOneElementSatisfyingTest {3  void whenHasOnlyOneElementSatisfying_thenSuccess() {4    List<String> list = Arrays.asList("a", "b", "c");5    Assertions.assertThat(list).hasOnlyOneElementSatisfying(s -> s.startsWith("a"));6  }7  void whenHasOnlyOneElementSatisfying_thenFailure() {8    List<String> list = Arrays.asList("a", "b", "c");9    Assertions.assertThat(list).hasOnlyOneElementSatisfying(s -> s.startsWith("b"));10  }11  void whenHasOnlyOneElementSatisfying_thenError() {12    List<String> list = Arrays.asList("a", "b", "c");13    Assertions.assertThat(list).hasOnlyOneElementSatisfying(s -> s.startsWith("d"));14  }15}16org.baeldung.iterables.AssertJIterablesAssertHasOnlyOneElementSatisfyingTest > whenHasOnlyOneElementSatisfying_thenSuccess() PASSED17org.baeldung.iterables.AssertJIterablesAssertHasOnlyOneElementSatisfyingTest > whenHasOnlyOneElementSatisfying_thenFailure() FAILED18org.baeldung.iterables.AssertJIterablesAssertHasOnlyOneElementSatisfyingTest > whenHasOnlyOneElementSatisfying_thenError() FAILED

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