How to use apply method of org.assertj.core.extractor.ToStringExtractor class

Best Assertj code snippet using org.assertj.core.extractor.ToStringExtractor.apply

Source:ToStringExtractorTest.java

...18    private ToStringExtractor toStringExtractor = new ToStringExtractor();19    @Test20    public void should_extract_toString() {21        Employee someEmployee = new Employee(1, new Name("John Doe"), 28);22        String result = toStringExtractor.apply(someEmployee);23        assertThat(result).isEqualTo("Employee[id=1, name=Name[first='John Doe', last='null'], age=28]");24    }25}...

apply

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.extractor.Extractors.byName;3import static org.assertj.core.extractor.Extractors.byType;4import static org.assertj.core.extractor.Extractors.extract;5import static org.assertj.core.extractor.Extractors.extractProperty;6import static org.assertj.core.extractor.Extractors.extractor;7import static org.assertj.core.extractor.Extractors.resultOf;8import java.util.List;9import org.assertj.core.api.Condition;10import org.assertj.core.api.ListAssert;11import org.assertj.core.api.ObjectAssert;12import org.assertj.core.api.ObjectAssertFactory;13import org.assertj.core.api.ObjectAssertLambda;14import org.assertj.core.api.ObjectAssertTest;15import org.assertj.core.api.ObjectEnumerableAssert;16import org.assertj.core.api.ObjectEnumerableAssertBaseTest;17import org.assertj.core.api.ObjectEnumerableAssertTest;18import org.assertj.core.api.ObjectListAssert;19import org.assertj.core.api.ObjectListAssertBaseTest;20import org.assertj.core.api.ObjectListAssertTest;21import org.assertj.core.api.ObjectMapAssert;22import org.assertj.core.api.ObjectMapAssertBaseTest;23import org.assertj.core.api.ObjectMapAssertTest;24import org.assertj.core.api.ObjectObjectAssert;25import org.assertj.core.api.ObjectObjectAssertBaseTest;26import org.assertj.core.api.ObjectObjectAssertTest;27import org.assertj.core.api.ObjectProviderAssert;28import org.assertj.core.api.ObjectProviderAssertBaseTest;29import org.assertj.core.api.ObjectProviderAssertTest;30import org.assertj.core.api.ObjectReferenceAssert;31import org.assertj.core.api.ObjectReferenceAssertBaseTest;32import org.assertj.core.api.ObjectReferenceAssertTest;33import org.assertj.core.api.ObjectSoftAssertions;34import org.assertj.core.api.ObjectSoftAssertionsBaseTest;35import org.assertj.core.api.ObjectSoftAssertionsTest;36import org.assertj.core.api.ObjectAssertAlternative;37import org.assertj.core.api.ObjectAssertAlternativeBaseTest;38import org.assertj.core.api.ObjectAssertAlternativeTest;39import org.assertj.core.api.ObjectAssertBaseTest;40import org.assertj.core.api.ObjectAssertLambdaBaseTest;41import org.assertj.core.api.ObjectAssertLambdaTest;42import org.assertj.core.api.ObjectAssertTest;43import org.assertj.core.api.ObjectAssertWithAssertFactory;44import org.assertj.core.api.ObjectAssertWithAssertFactoryBaseTest;45import org.assertj.core.api.ObjectAssertWithAssertFactoryTest;46import org.assertj.core.api.ObjectAssertWithExtractor;47import org.assertj.core.api.ObjectAssertWithExtractorBaseTest;48import org.assertj.core.api.ObjectAssertWithExtractorTest;49import org.assertj.core.api.ObjectAssertWith

apply

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import java.util.List;3import org.assertj.core.api.Condition;4import org.assertj.core.api.ListAssert;5import org.assertj.core.extractor.ToStringExtractor;6import org.junit.Test;7public class ExtractorTest {8    public void test() {9        List<Person> persons = Person.getPersons();10        ListAssert<Person> listAssert = assertThat(persons);11        listAssert.extracting("name").contains("John", "Jane", "Jim", "Jack");12        listAssert.extracting("age").contains(20, 21, 22, 23);13        listAssert.extracting("name", "age").contains(tuple("John", 20), tuple("Jane", 21), tuple("Jim", 22), tuple("Jack", 23));14        listAssert.extracting(new ToStringExtractor<Person>("name", "age")).contains("John-20", "Jane-21", "Jim-22", "Jack-23");15        listAssert.extracting(new Condition<Person>("John-20") {16            public boolean matches(Person person) {17                return person.getName().equals("John") && person.getAge() == 20;18            }19        }).isNotEmpty();20    }21}22public class Person {23    private String name;24    private int age;25    public Person(String name, int age) {26        this.name = name;27        this.age = age;28    }29    public String getName() {30        return name;31    }32    public void setName(String name) {33        this.name = name;34    }35    public int getAge() {36        return age;37    }38    public void setAge(int age) {39        this.age = age;40    }41    public String toString() {42        return name + "-" + age;43    }44    public static List<Person> getPersons() {45        List<Person> persons = new ArrayList<Person>();46        persons.add(new Person("John", 20));47        persons.add(new Person("Jane", 21));48        persons.add(new Person("Jim", 22));49        persons.add(new Person("Jack", 23));50        return persons;51    }52}

apply

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.extractor.ToStringExtractor;3import org.assertj.core.util.Lists;4import org.junit.Test;5import java.util.List;6public class AssertJExtractingTest {7    public void testExtracting() {8        List<Person> persons = Lists.newArrayList(new Person("John", "Doe"), new Person("Jane", "Doe"));9        List<String> firstNames = Assertions.extracting(persons, new ToStringExtractor("firstName")).asList();10        Assertions.assertThat(firstNames).contains("John", "Jane");11    }12    private class Person {13        private String firstName;14        private String lastName;15        public Person(String firstName, String lastName) {16            this.firstName = firstName;17            this.lastName = lastName;18        }19        public String getFirstName() {20            return firstName;21        }22        public String getLastName() {23            return lastName;24        }25        public String toString() {26            return "Person{" +27                    '}';28        }29    }30}

apply

Using AI Code Generation

1List<Person> persons = new ArrayList<>();2persons.add(new Person("John", "Doe"));3persons.add(new Person("Jane", "Doe"));4List<String> firstNames = persons.stream().map(new ToStringExtractor<>("firstName")).collect(Collectors.toList());5assertThat(firstNames).containsExactly("John", "Jane");6List<String> lastNames = persons.stream().map(new ToStringExtractor<>("lastName")).collect(Collectors.toList());7assertThat(lastNames).containsExactly("Doe", "Doe");

apply

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.extractor.ToStringExtractor;3import org.junit.Test;4import java.util.Arrays;5import java.util.List;6public class AssertJAssertListTest {7    public void testAssertList() {8        List<String> list = Arrays.asList("one", "two", "three");9        Assertions.assertThat(list).extracting(new ToStringExtractor()).containsExactly("one", "two", "three");10    }11}12at org.junit.Assert.assertEquals(Assert.java:115)13at org.junit.Assert.assertEquals(Assert.java:144)14at org.assertj.core.api.AbstractIterableAssert.isEqualTo(AbstractIterableAssert.java:180)15at org.assertj.core.api.Assertions$AbstractListAssert.isEqualTo(Assertions.java:1128)16at com.baeldung.assertj.AssertJAssertListTest.testAssertList(AssJAssertListTest.java:19)17package com.baeldung.assertj;18import org.assertj.core.api.Assertions;19import org.hamcrest.Matchers;20import org.junit.Test;21import java.util.Arrays;22import java.util.List;23public class AssertJAssertListTest {24    public void testAssertList() {25        List<String> list = Arrays.asList("one", "two", "three");26        Assertions.assertThat(list).extracting("toString").contains(Matchers.hasItems("one", "two", "three"));27    }28}29at org.junit.Assert.assertEquals(Assert.java:115)30at org.junit.Assert.assertEquals(Assert.java:144)

apply

Using AI Code Generation

1import org.assertj.core.extractor.ToStringExtractor2import org.assertj.core.api.Assertions.assertThat3Person person = new Person(name: "John", age: 30)4List names = new ArrayList()5assertThat(names).isEmpty()6names = names.apply(ToStringExtractor.toStringOf("name"))7assertThat(names).containsExactly("John")8assertThat(names).hasSize(1)9class Person {10}11The apply() method has the following signature:12apply(ToStringExtractor extractor)13The apply() method is available in the following versions of AssertJ:

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