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How to use extractingForProxy method of org.assertj.core.api.AbstractObjectAssert class

Best Assertj code snippet using org.assertj.core.api.AbstractObjectAssert.extractingForProxy

Source:AbstractObjectAssert.java

...879   */880  @CheckReturnValue881  @SafeVarargs882  public final AbstractListAssert<?, List<?>, Object, ObjectAssert<Object>> extracting(Function<? super ACTUAL, ?>... extractors) {883    return extractingForProxy(extractors);884  }885  // This method is protected in order to be proxied for SoftAssertions / Assumptions.886  // The public method for it (the one not ending with "ForProxy") is marked as final and annotated with @SafeVarargs887  // in order to avoid compiler warning in user code888  protected AbstractListAssert<?, List<?>, Object, ObjectAssert<Object>> extractingForProxy(Function<? super ACTUAL, ?>[] extractors) {889    requireNonNull(extractors, shouldNotBeNull("extractors")::create);890    List<Object> values = Stream.of(extractors)891                                .map(extractor -> extractor.apply(actual))892                                .collect(toList());893    return newListAssertInstance(values).withAssertionState(myself);894  }895  /**896   * Uses the given {@link Function} to extract a value from the object under test, the extracted value becoming the new object under test.897   * <p>898   * Note that since the value is extracted as an Object, only Object assertions can be chained after extracting.899   * <p>900   * Example:901   * <pre><code class='java'> // Create frodo, setting its name, age and Race902   * TolkienCharacter frodo = new TolkienCharacter(&quot;Frodo&quot;, 33, HOBBIT);...

extractingForProxy

Using AI Code Generation

1    public void extractingForProxy() {2        String[] names = {"John", "Jane", "Adam", "Tom"};3        List<Person> people = Arrays.asList(new Person(names[0]), new Person(names[1]), new Person(names[2]), new Person(names[3]));4        List<String> extractedNames = assertThat(people)5                .extractingForProxy("name")6                .asList();7        assertThat(extractedNames).containsExactly(names);8    }9}10import java.util.Objects;11public class Person {12    private final String name;13    public Person(String name) {14        this.name = name;15    }16    public String getName() {17        return name;18    }19    public String toString() {20        return "Person{" +21                '}';22    }23    public boolean equals(Object o) {24        if (this == o) return true;25        if (o == null || getClass() != o.getClass()) return false;26        Person person = (Person) o;27        return Objects.equals(name, person.name);28    }29    public int hashCode() {30        return Objects.hash(name);31    }32}33import org.assertj.core.api.AbstractAssert;34import org.assertj.core.api.AbstractObjectAssert;35public class PersonAssert extends AbstractAssert<PersonAssert, Person> {36    public PersonAssert(Person actual) {37        super(actual, PersonAssert.class);38    }39    public static PersonAssert assertThat(Person actual) {40        return new PersonAssert(actual);41    }42    public PersonAssert hasName(String name) {43        isNotNull();44        AbstractObjectAssert<?, String> nameAssert = assertThat(actual.getName());45        nameAssert.overridingErrorMessage("Expected name to be <%s> but was <%s>", name, actual.getName()).isEqualTo(name);46        return this;47    }48}49import org.junit.Test;50import java.util.Arrays;51import java.util.List;52import static org.assertj.core.api.Assertions.assertThat;53public class PersonAssertTest {54    public void testAssert() {55        String[] names = {"John", "Jane", "Adam", "Tom"};56        List<Person> people = Arrays.asList(new Person(names[0]), new Person(names[1]), new Person(names[2]), new Person(names[3]));57        for (Person person : people) {58            PersonAssert.assertThat(person)59                    .hasName(person.getName

extractingForProxy

Using AI Code Generation

1package com.journaldev.junit;2import static org.assertj.core.api.Assertions.assertThat;3import java.util.ArrayList;4import java.util.List;5import org.junit.Test;6public class AssertJTest {7	public void testAssertJ() {8		List<String> list = new ArrayList<>();9		list.add("a");10		list.add("b");11		list.add("c");12		list.add("d");13		list.add("e");14		list.add("f");15		assertThat(list)16			.extractingForProxy("size")17			.contains(6);18	}19}20	at org.junit.Assert.assertEquals(Assert.java:115)21	at org.junit.Assert.assertEquals(Assert.java:144)22	at org.assertj.core.api.AbstractListAssert.contains(AbstractListAssert.java:184)23	at org.assertj.core.api.AbstractListAssert.contains(AbstractListAssert.java:39)24	at com.journaldev.junit.AssertJTest.testAssertJ(AssertJTest.java:23)25	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)26	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)27	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)28	at java.lang.reflect.Method.invoke(Method.java:498)29	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)30	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)31	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)32	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)33	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)34	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)35	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)36	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)37	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)38	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)

extractingForProxy

Using AI Code Generation

1    public void extractingForProxyTest() {2        assertThat(new Person()).extractingForProxy("name").isEqualTo("John Doe");3    }4    public void extractingForProxyTest2() {5        assertThat(new Person()).extractingForProxy("name", "age").contains("John Doe", 33);6    }7    public void extractingForProxyTest3() {8        assertThat(new Person()).extractingForProxy("name", "age").contains("John Doe", 33);9    }10    public void extractingForProxyTest4() {11        assertThat(new Person()).extractingForProxy("name", "age").contains("John Doe", 33);12    }13    public void extractingForProxyTest5() {14        assertThat(new Person()).extractingForProxy("name", "age").contains("John Doe", 33);15    }16    public void extractingForProxyTest6() {17        assertThat(new Person()).extractingForProxy("name", "age").contains("John Doe", 33);18    }19    public void extractingForProxyTest7() {20        assertThat(new Person()).extractingForProxy("name", "age").contains("John Doe", 33);21    }22    public void extractingForProxyTest8() {23        assertThat(new Person()).extractingForProxy("name", "age").contains("John Doe", 33);24    }25    public void extractingForProxyTest9() {26        assertThat(new Person()).extractingForProxy("name", "age").contains("John Doe", 33);27    }28    public void extractingForProxyTest10() {

extractingForProxy

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import java.util.List;3class AssertionsExtractingTest {4    public void testExtractingForProxy() {5        Person person = new Person("John", 30);6        Assertions.assertThat(person)7                .extractingForProxy("name", String.class)8                .isEqualTo("John");9        Assertions.assertThat(person)10                .extractingForProxy("name", String.class)11                .isNotEqualTo("Jane");12        Assertions.assertThat(person)13                .extractingForProxy("age", Integer.class)14                .isEqualTo(30);15        Assertions.assertThat(person)16                .extractingForProxy("age", Integer.class)17                .isNotEqualTo(31);18    }19    public void testExtracting() {20        List<Person> people = List.of(21                new Person("John", 30),22                new Person("Jane", 31)23        );24        Assertions.assertThat(people)25                .extracting("name")26                .containsExactly("John", "Jane");27        Assertions.assertThat(people)28                .extracting("name")29                .doesNotContainExactly("John", "Jane");30        Assertions.assertThat(people)31                .extracting("age")32                .containsExactly(30, 31);33        Assertions.assertThat(people)34                .extracting("age")35                .doesNotContainExactly(30, 31);36    }37    private static class Person {38        private final String name;39        private final int age;40        public Person(String name, int age) {41            this.name = name;42            this.age = age;43        }44        public String getName() {45            return name;46        }47        public int getAge() {48            return age;49        }50    }51}

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