How to use flatExtractingForProxy method of org.assertj.core.api.AbstractIterableAssert class

Best Assertj code snippet using org.assertj.core.api.AbstractIterableAssert.flatExtractingForProxy

Source:AbstractIterableAssert.java

...1611   */1612  @CheckReturnValue1613  @SafeVarargs1614  public final AbstractListAssert<?, List<? extends Object>, Object, ObjectAssert<Object>> flatExtracting(Function<? super ELEMENT, ?>... extractors) {1615    return flatExtractingForProxy(extractors);1616  }1617  /**1618   * Maps multiple values from each {@code Iterable}'s element according to the given {@code Function}s1619   * and concatenates/flattens them in a list that becomes the instance under test.1620   * <p>1621   * If mapped values were not flattened, instead of a simple list like (given 2 extractors):1622   * <pre>  element1.value1, element1.value2, element2.value1, element2.value2, ...  </pre>1623   * we would get a list of list like:1624   * <pre>  list(element1.value1, element1.value2), list(element2.value1, element2.value2), ...  </pre>1625   * <p>1626   * Example:1627   * <pre><code class='java'> // fellowshipOfTheRing is a List&lt;TolkienCharacter&gt;1628   *1629   * // values are extracted in order and flattened: age1, name1, age2, name2, age3 ...1630   * assertThat(fellowshipOfTheRing).flatMap(TolkienCharacter::getAge,1631   *                                         TolkienCharacter::getName)1632   *                                .contains(33 ,"Frodo",1633   *                                          1000, "Legolas",1634   *                                          87, "Aragorn");</code></pre>1635   *1636   * The resulting mapped values list is ordered by {@code Iterable}'s element first and then mapped values, this is why is1637   * in the example age values come before names.1638   *1639   * @param mappers all the mappers to apply on each actual {@code Iterable}'s elements1640   * @return a new assertion object whose object under test is a flattened list of all mapped values.1641   * @since 3.19.01642   */1643  @CheckReturnValue1644  @SafeVarargs1645  public final AbstractListAssert<?, List<? extends Object>, Object, ObjectAssert<Object>> flatMap(Function<? super ELEMENT, ?>... mappers) {1646    return flatExtractingForProxy(mappers);1647  }1648  // This method is protected in order to be proxied for SoftAssertions / Assumptions.1649  // The public method for it (the one not ending with "ForProxy") is marked as final and annotated with @SafeVarargs1650  // in order to avoid compiler warning in user code1651  protected AbstractListAssert<?, List<? extends Object>, Object, ObjectAssert<Object>> flatExtractingForProxy(Function<? super ELEMENT, ?>[] extractors) {1652    if (actual == null) throwAssertionError(shouldNotBeNull());1653    Stream<? extends ELEMENT> actualStream = stream(actual.spliterator(), false);1654    List<Object> result = actualStream.flatMap(element -> Stream.of(extractors).map(extractor -> extractor.apply(element)))1655                                      .collect(toList());1656    return newListAssertInstanceForMethodsChangingElementType(result);1657  }1658  /**1659   * Extracts multiple values from each {@code Iterable}'s element according to the given {@link ThrowingExtractor}s1660   * and concatenates/flattens them in a list that becomes the object under test.1661   * <p>1662   * If extracted values were not flattened, instead of a simple list like (given 2 extractors):1663   * <pre>  element1.value1, element1.value2, element2.value1, element2.value2, ...  </pre>1664   * we would get a list of list like:1665   * <pre>  list(element1.value1, element1.value2), list(element2.value1, element2.value2), ...  </pre>1666   * <p>1667   * Example:1668   * <pre><code class='java'> // fellowshipOfTheRing is a List&lt;TolkienCharacter&gt;1669   *1670   * // values are extracted in order and flattened: age1, name1, age2, name2, age3 ...1671   * assertThat(fellowshipOfTheRing).flatExtracting(input -&gt; {1672   *   if (input.getAge() &lt; 20) {1673   *     throw new Exception("age &lt; 20");1674   *   }1675   *   return input.getName();1676   * }, input2 -&gt; {1677   *   if (input2.getAge() &lt; 20) {1678   *     throw new Exception("age &lt; 20");1679   *   }1680   *   return input2.getAge();1681   * }).contains(33 ,"Frodo",1682   *     1000, "Legolas",1683   *     87, "Aragorn");</code></pre>1684   *1685   * The resulting extracted values list is ordered by {@code Iterable}'s element first and then extracted values,1686   * this is why is in the example age values come before names.1687   *1688   * @param <EXCEPTION> the exception type of {@link ThrowingExtractor}1689   * @param extractors all the extractors to apply on each actual {@code Iterable}'s elements1690   * @return a new assertion object whose object under test is a flattened list of all extracted values.1691   * @since 3.7.01692   */1693  @CheckReturnValue1694  @SafeVarargs1695  public final <EXCEPTION extends Exception> AbstractListAssert<?, List<? extends Object>, Object, ObjectAssert<Object>> flatExtracting(ThrowingExtractor<? super ELEMENT, ?, EXCEPTION>... extractors) {1696    return flatExtractingForProxy(extractors);1697  }1698  /**1699   * Maps multiple values from each {@code Iterable}'s element according to the given {@link ThrowingExtractor}s and1700   * concatenates/flattens them in a list that becomes the object under test.1701   * <p>1702   * If mapped values were not flattened, instead of a simple list like (given 2 mappers):1703   * <pre>  element1.value1, element1.value2, element2.value1, element2.value2, ...  </pre>1704   * we would get a list of list like:1705   * <pre>  list(element1.value1, element1.value2), list(element2.value1, element2.value2), ...  </pre>1706   * <p>1707   * Example:1708   * <pre><code class='java'> // fellowshipOfTheRing is a List&lt;TolkienCharacter&gt;1709   *1710   * // values are extracted in order and flattened: age1, name1, age2, name2, age3 ...1711   * assertThat(fellowshipOfTheRing).flatMap(input -&gt; {1712   *   if (input.getAge() &lt; 20) {1713   *     throw new Exception("age &lt; 20");1714   *   }1715   *   return input.getName();1716   * }, input2 -&gt; {1717   *   if (input2.getAge() &lt; 20) {1718   *     throw new Exception("age &lt; 20");1719   *   }1720   *   return input2.getAge();1721   * }).contains(33 ,"Frodo",1722   *     1000, "Legolas",1723   *     87, "Aragorn");</code></pre>1724   *1725   * The resulting mapped values list is ordered by {@code Iterable}'s element first and then mapped values, this is why is in1726   * the example age values come before names.1727   *1728   * @param <EXCEPTION> the exception type of {@link ThrowingExtractor}1729   * @param mappers all the mappers to apply on each actual {@code Iterable}'s elements1730   * @return a new assertion object whose object under test is a flattened list of all extracted values.1731   * @since 3.19.01732   */1733  @CheckReturnValue1734  @SafeVarargs1735  public final <EXCEPTION extends Exception> AbstractListAssert<?, List<? extends Object>, Object, ObjectAssert<Object>> flatMap(ThrowingExtractor<? super ELEMENT, ?, EXCEPTION>... mappers) {1736    return flatExtractingForProxy(mappers);1737  }1738  /**1739   * Extract Iterable's elements values corresponding to the given property/field name and concatenates them into a list becoming1740   * the new instance under test.1741   * <p>1742   * This allows testing the elements extracted values that are iterables or arrays.1743   * <p>1744   * For example:1745   * <pre><code class='java'> CartoonCharacter bart = new CartoonCharacter("Bart Simpson");1746   * CartoonCharacter lisa = new CartoonCharacter("Lisa Simpson");1747   * CartoonCharacter maggie = new CartoonCharacter("Maggie Simpson");1748   * CartoonCharacter homer = new CartoonCharacter("Homer Simpson");1749   * homer.getChildren().add(bart);1750   * homer.getChildren().add(lisa);...

flatExtractingForProxy

Using AI Code Generation

1import org.assertj.core.api.SoftAssertions;2import org.junit.jupiter.api.Test;3import java.util.List;4import static org.assertj.core.api.Assertions.assertThat;5public class FlatExtractingForProxyTest {6    public void testFlatExtractingForProxy() {7        List<SoftAssertions> softAssertions = List.of(8                new SoftAssertions(),9                new SoftAssertions()10        );11        assertThat(softAssertions).flatExtractingForProxy(SoftAssertions::errorsCollected).isEmpty();12    }13}

flatExtractingForProxy

Using AI Code Generation

1[INFO] --- maven-resources-plugin:2.6:testResources (default-testResources) @ assertj-core ---2[INFO] --- maven-compiler-plugin:3.1:testCompile (default-testCompile) @ assertj-core ---3[INFO] --- maven-surefire-plugin:2.12.4:test (default-test) @ assertj-core ---4[INFO] --- maven-jar-plugin:2.4:jar (default-jar) @ assertj-core ---5[INFO] --- maven-source-plugin:2.2.1:jar-no-fork (attach-sources) @ assertj-core ---6[INFO] --- maven-javadoc-plugin:2.9.1:jar (attach-javadocs) @ assertj-core ---7[INFO] --- maven-install-plugin:2.4:install (default-install) @ assertj-core ---

flatExtractingForProxy

Using AI Code Generation

1assertThat(employees).flatExtractingForProxy(employee -> employee.getTasks().stream().map(Task::getName).collect(Collectors.toList()))2                    .containsExactly("task1", "task2", "task3", "task4", "task5");3assertThat(employees).flatExtractingForProxy(employee -> employee.getTasks().stream().map(Task::getName).collect(Collectors.toList()))4                    .containsExactlyInAnyOrder("task1", "task2", "task3", "task4", "task5");5assertThat(employees).flatExtractingForProxy(employee -> employee.getTasks().stream().map(Task::getName).collect(Collectors.toList()))6                    .containsExactlyInAnyOrder("task1", "task2", "task3", "task4", "task5");7assertThat(employees).flatExtractingForProxy(employee -> employee.getTasks().stream().map(Task::getName).collect(Collectors.toList()))8                    .containsExactlyInAnyOrder("task1", "task2", "task3", "task4", "task5");9assertThat(employees).flatExtractingForProxy(employee -> employee.getTasks().stream().map(Task::getName).collect(Collectors.toList()))10                    .containsExactlyInAnyOrder("task1", "task2", "task3", "task4", "task5");11assertThat(employees).flatExtractingForProxy(employee -> employee.getTasks().stream().map(Task::getName).collect(Collectors.toList()))12                    .containsExactlyInAnyOrder("task1", "task2", "task3", "task4", "task5");13assertThat(employees).flatExtractingForProxy(employee -> employee.getTasks().stream().map(Task::getName).collect(Collectors.toList()))14                    .containsExactlyInAnyOrder("task1", "task2", "task3", "task4", "task5");15assertThat(employees).flatExtractingForProxy(employee -> employee.getTasks().stream().map(Task::getName).collect(Collectors.toList()))16                    .containsExactlyInAnyOrder("task1", "task2", "task3", "task4", "task5");17assertThat(employees).flatExtractingForProxy(employee -> employee.getTasks().stream().map(Task::getName).collect(Collectors.toList()))18                    .containsExactlyInAnyOrder("task1", "task2", "task3", "task4", "task5");

flatExtractingForProxy

Using AI Code Generation

1assertThat(fruits).flatExtractingForProxy("name", String.class).contains("Apple");2assertThat(fruits).flatExtractingForProxy("name", String.class).doesNotContain("Apple");3assertThat(fruits).flatExtractingForProxy("name", String.class).contains("Apple", "Banana");4assertThat(fruits).flatExtractingForProxy("name", String.class).doesNotContain("Apple", "Banana");5assertThat(fruits).flatExtractingForProxy("name", String.class).containsExactly("Apple", "Banana");6assertThat(fruits).flatExtractingForProxy("name", String.class).doesNotContainExactly("Apple", "Banana");7assertThat(fruits).flatExtractingForProxy("name", String.class).containsOnly("Apple", "Banana");8assertThat(fruits).flatExtractingForProxy("name", String.class).doesNotContainOnly("Apple", "Banana");9assertThat(fruits).flatExtractingForProxy("name", String.class).containsExactlyInAnyOrder("Apple", "Banana");10assertThat(fruits).flatExtractingForProxy("name", String.class).doesNotContainExactlyInAnyOrder("Apple", "Banana");11assertThat(fruits).flatExtractingForProxy("name", String.class).containsExactlyInAnyOrderElementsOf(Arrays.asList("Apple", "Banana"));12assertThat(fruits).flatExtractingForProxy("name", String.class).doesNotContainExactlyInAnyOrderElementsOf(Arrays.asList("Apple", "Banana"));13assertThat(fruits).flatExtractingForProxy("name", String.class).containsAll("Apple", "Banana");14assertThat(fruits).flatExtractingForProxy("name", String.class).doesNotContainAll("Apple", "Banana");15assertThat(fruits).flatExtractingForProxy("name", String.class).containsAnyOf("Apple", "Banana");16assertThat(fruits).flatExtractingForProxy("name", String.class).doesNotContainAnyOf("Apple", "Banana");17assertThat(fruits).flatExtractingForProxy("name", String.class).containsSequence("Apple", "Banana");18assertThat(fruits).flatExtractingForProxy("name", String.class).doesNotContainSequence("Apple", "Banana");19assertThat(fruits).flatExtractingForProxy("name", String.class).containsSubsequence("

flatExtractingForProxy

Using AI Code Generation

1public static <ELEMENT> IterableAssert<ELEMENT> flatExtractingForProxy ( final  Iterable<? extends ELEMENT> actual,  final  Function<? super ELEMENT, ?>[] extractors) {2  return  new  IterableAssert<>(actual).flatExtracting(extractors);3 }4 public void testFlatExtracting() {5  List<Person> persons = Arrays.asList(6    new Person("John", 30, new Address("Paris")),7    new Person("Jane", 32, new Address("Paris")),8    new Person("Jack", 2, new Address("London")));9  IterableAssert<String> assertions = flatExtractingForProxy(persons, p -> p.name, p -> p.address.city);10  assertions.containsOnly("John", "Paris", "Jane", "Paris", "Jack", "London");11 }12 public void testFlatExtracting2() {13  List<Person> persons = Arrays.asList(14    new Person("John", 30, new Address("Paris")),15    new Person("Jane", 32, new Address("Paris")),16    new Person("Jack", 2, new Address("London")));17  IterableAssert<String> assertions = flatExtractingForProxy(persons, p -> p.name, p -> p.address.city);18  assertions.containsOnly("John", "Paris", "Jane", "Paris", "Jack", "London");19 }20 public void testFlatExtracting3() {21  List<Person> persons = Arrays.asList(22    new Person("John", 30, new Address("Paris")),23    new Person("Jane", 32, new Address("Paris")),24    new Person("Jack", 2, new Address("London")));25  IterableAssert<String> assertions = flatExtractingForProxy(persons, p -> p.name, p -> p.address.city);26  assertions.containsOnly("John", "Paris", "Jane", "Paris", "Jack

flatExtractingForProxy

Using AI Code Generation

1@DisplayName("Test flatExtractingForProxy method of org.assertj.core.api.AbstractIterableAssert class")2class AbstractIterableAssertTest {3    static final String[] ARRAY_OF_STRINGS = {"one", "two", "three"};4    static final List<String> LIST_OF_STRINGS = new ArrayList<>(Arrays.asList(ARRAY_OF_STRINGS));5    @DisplayName("Test flatExtractingForProxy method of org.assertj.core.api.AbstractIterableAssert class")6    void testFlatExtractingForProxy() {7        assertThat(LIST_OF_STRINGS).flatExtractingForProxy(s -> Arrays.asList(s, s + s));8    }9}10	at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.invokeTestInstanceFactory(ClassBasedTestDescriptor.java:285)11	at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.instantiateTestClass(ClassBasedTestDescriptor.java:270)12	at org.junit.jupiter.engine.descriptor.ClassTestDescriptor.instantiateTestClass(ClassTestDescriptor.java:79)13	at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.instantiateAndPostProcessTestInstance(ClassBasedTestDescriptor.java:258)14	at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.lambda$testInstancesProvider$2(ClassBasedTestDescriptor.java:252)15	at java.base/java.util.Optional.orElseGet(Optional.java:369)16	at org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.lambda$testInstancesProvider$3(ClassBasedTestDescriptor.java:251)17	at org.junit.jupiter.engine.execution.TestInstancesProvider.getTestInstances(TestInstancesProvider.java:31)18	at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.lambda$prepare$0(TestMethodTestDescriptor.java:101)19	at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)20	at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.prepare(TestMethodTestDescriptor.java:100)21	at org.junit.jupiter.engine.descriptor.TestMethodTestDescriptor.prepare(TestMethodTestDescriptor.java:65)22	at org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$prepare$1(NodeTestTask.java:111)23	at org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73)24	at org.junit.platform.engine.support.hierarchical.NodeTestTask.prepare(NodeTestTask.java:111)25	at org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:79)26	at java.base/java.util.ArrayList.forEach(ArrayList.java:1541)

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