KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use getFirst method of org.assertj.core.test.Name class

Best Assertj code snippet using org.assertj.core.test.Name.getFirst

Source:IterableAssert_extracting_Test.java

...39  private Iterable<Employee> employees;40  private static final Extractor<Employee, String> firstName = new Extractor<Employee, String>() {41    @Override42    public String extract(Employee input) {43      return input.getName().getFirst();44    }45  };46  47  private static final Extractor<Employee, Integer> age = new Extractor<Employee, Integer>() {48    @Override49    public Integer extract(Employee input) {50      return input.getAge();51    }52  };53  54  @Before55  public void setUp() {56    yoda = new Employee(1L, new Name("Yoda"), 800);57    luke = new Employee(2L, new Name("Luke", "Skywalker"), 26);58    employees = newArrayList(yoda, luke);59  }60  @Rule61  public ExpectedException thrown = none();62  @Test63  public void should_allow_assertions_on_property_values_extracted_from_given_iterable() throws Exception {64    assertThat(employees).extracting("age")65                         .as("extract property backed by a private field")66                         .containsOnly(800, 26);67    assertThat(employees).extracting("adult")68                         .as("extract pure property")69                         .containsOnly(true, true);70    assertThat(employees).extracting("name.first")71                         .as("nested property")72                         .containsOnly("Yoda", "Luke");73    assertThat(employees).extracting("name")74                         .as("extract field that is also a property")75                         .containsOnly(new Name("Yoda"), new Name("Luke", "Skywalker"));76    assertThat(employees).extracting("name", Name.class)77                         .as("extract field that is also a property but specifiying the extracted type")78                         .containsOnly(new Name("Yoda"), new Name("Luke", "Skywalker"));79  }80  @Test81  public void should_allow_assertions_on_null_property_values_extracted_from_given_iterable() throws Exception {82    yoda.name.setFirst(null);83    assertThat(employees).extracting("name.first")84                         .as("not null property but null nested property")85                         .containsOnly(null, "Luke");86    yoda.setName(null);87    assertThat(employees).extracting("name.first")88                         .as("extract nested property when top property is null")89                         .containsOnly(null, "Luke");90    assertThat(employees).extracting("name")91                         .as("null property")92                         .containsOnly(null, new Name("Luke", "Skywalker"));93  }94  @Test95  public void should_allow_assertions_on_field_values_extracted_from_given_iterable() throws Exception {96    assertThat(employees).extracting("id")97                         .as("extract field")98                         .containsOnly(1L, 2L);99    assertThat(employees).extracting("surname")100                         .as("null field")101                         .containsNull();102    assertThat(employees).extracting("surname.first")103                         .as("null nested field")104                         .containsNull();105    yoda.surname = new Name();106    assertThat(employees).extracting("surname.first")107                         .as("not null field but null nested field")108                         .containsNull();109    yoda.surname = new Name("Master");110    assertThat(employees).extracting("surname.first")111                         .as("nested field")112                         .containsOnly("Master", null);113    assertThat(employees).extracting("surname", Name.class)114                         .as("extract field specifiying the extracted type")115                         .containsOnly(new Name("Master"), null);116  }117  @Test118  public void should_allow_assertions_on_property_values_extracted_from_given_iterable_with_extracted_type_defined()119      throws Exception {120    // extract field that is also a property and check generic for comparator.121    assertThat(employees).extracting("name", Name.class).usingElementComparator(new Comparator<Name>() {122      @Override123      public int compare(Name o1, Name o2) {124        return o1.getFirst().compareTo(o2.getFirst());125      }126    }).containsOnly(new Name("Yoda"), new Name("Luke", "Skywalker"));127  }128  @Test129  public void should_throw_error_if_no_property_nor_field_with_given_name_can_be_extracted() throws Exception {130    thrown.expect(IntrospectionError.class);131    assertThat(employees).extracting("unknown");132  }133  @Test134  public void should_allow_assertions_on_multiple_extracted_values_from_given_iterable() throws Exception {135    assertThat(employees).extracting("name.first", "age", "id").containsOnly(tuple("Yoda", 800, 1L),136                                                                             tuple("Luke", 26, 2L));137  }138  @Test139  public void should_throw_error_if_one_property_or_field_can_not_be_extracted() throws Exception {140    thrown.expect(IntrospectionError.class);141    assertThat(employees).extracting("unknown", "age", "id")142                         .containsOnly(tuple("Yoda", 800, 1L), tuple("Luke", 26, 2L));143  }144  @Test145  public void should_allow_extracting_single_values_using_extractor() throws Exception {146    assertThat(employees).extracting(firstName).containsOnly("Yoda", "Luke");147    assertThat(employees).extracting(age).containsOnly(26, 800);148  }149  @Test150  public void sohuld_allow_extracting_multiple_values_using_extractor() throws Exception {151    assertThat(employees).extracting(new Extractor<Employee, Tuple>() {152      @Override153      public Tuple extract(Employee input) {154        return new Tuple(input.getName().getFirst(), input.getAge(), input.id);155      }156    }).containsOnly(tuple("Yoda", 800, 1L), tuple("Luke", 26, 2L));157  }158  @Test159  public void should_allow_extracting_by_toString_method() {160    assertThat(employees).extracting(Extractors.toStringMethod()).containsOnly(161        "Employee[id=1, name=Name[first='Yoda', last='null'], age=800]",162        "Employee[id=2, name=Name[first='Luke', last='Skywalker'], age=26]");163  }164  165}...

Source:AtomicReferenceArrayAssert_extracting_Test.java

...70                                                                          tuple("Luke", 26, 2L));71  }72  @Test73  public void should_allow_assertions_on_extractor_assertions_extracted_from_given_array() {74    assertThat(employees).extracting(input -> input.getName().getFirst()).containsOnly("Yoda", "Luke");75  }76  @Test77  public void should_use_property_field_names_as_description_when_extracting_simple_value_list() {78    thrown.expectAssertionErrorWithMessageContaining("[Extracted: name.first]");79    assertThat(employees).extracting("name.first").isEmpty();80  }81  @Test82  public void should_use_property_field_names_as_description_when_extracting_typed_simple_value_list() {83    thrown.expectAssertionErrorWithMessageContaining("[Extracted: name.first]");84    assertThat(employees).extracting("name.first", String.class).isEmpty();85  }86  @Test87  public void should_use_property_field_names_as_description_when_extracting_tuples_list() {88    thrown.expectAssertionErrorWithMessageContaining("[Extracted: name.first, name.last]");89    assertThat(employees).extracting("name.first", "name.last").isEmpty();90  }91  @Test92  public void should_keep_existing_description_if_set_when_extracting_typed_simple_value_list() {93    thrown.expectAssertionErrorWithMessageContaining("[check employees first name]");94    assertThat(employees).as("check employees first name").extracting("name.first", String.class).isEmpty();95  }96  @Test97  public void should_keep_existing_description_if_set_when_extracting_tuples_list() {98    thrown.expectAssertionErrorWithMessageContaining("[check employees name]");99    assertThat(employees).as("check employees name").extracting("name.first", "name.last").isEmpty();100  }101  @Test102  public void should_keep_existing_description_if_set_when_extracting_simple_value_list() {103    thrown.expectAssertionErrorWithMessageContaining("[check employees first name]");104    assertThat(employees).as("check employees first name").extracting("name.first").isEmpty();105  }106  @Test107  public void should_let_anonymous_class_extractor_runtime_exception_bubble_up() {108    thrown.expect(RuntimeException.class, "age > 100");109    assertThat(employees).extracting(new Extractor<Employee, String>() {110      @Override111      public String extract(Employee employee) {112        if (employee.getAge() > 100) throw new RuntimeException("age > 100");113        return employee.getName().getFirst();114      }115    });116  }117  @Test118  public void should_rethrow_throwing_extractor_checked_exception_as_a_runtime_exception() {119    thrown.expect(RuntimeException.class, "java.lang.Exception: age > 100");120    assertThat(employees).extracting(employee -> {121      if (employee.getAge() > 100) throw new Exception("age > 100");122      return employee.getName().getFirst();123    });124  }125  @Test126  public void should_let_throwing_extractor_runtime_exception_bubble_up() {127    thrown.expect(RuntimeException.class, "age > 100");128    assertThat(employees).extracting(employee -> {129      if (employee.getAge() > 100) throw new RuntimeException("age > 100");130      return employee.getName().getFirst();131    });132  }133  @Test134  public void should_allow_extracting_with_throwing_extractor() {135    assertThat(employees).extracting(employee -> {136      if (employee.getAge() < 20) throw new Exception("age < 20");137      return employee.getName().getFirst();138    }).containsOnly("Yoda", "Luke");139  }140  @Test141  public void should_allow_extracting_with_anonymous_class_throwing_extractor() {142    assertThat(employees).extracting(new ThrowingExtractor<Employee, Object, Exception>() {143      @Override144      public Object extractThrows(Employee employee) throws Exception {145        if (employee.getAge() < 20) throw new Exception("age < 20");146        return employee.getName().getFirst();147      }148    }).containsOnly("Yoda", "Luke");149  }150}...

getFirst

Using AI Code Generation

1import org.assertj.core.test.Name;2import org.assertj.core.api.Assertions;3public class 1 {4    public static void main(String[] args) {5        Name name = new Name("John", "Doe");6        Assertions.assertThat(name.getFirst()).isEqualTo("John");7    }8}9import org.assertj.core.test.Name;10import org.assertj.core.api.Assertions;11public class 2 {12    public static void main(String[] args) {13        Name name = new Name("John", "Doe");14        Assertions.assertThat(name.getFirst()).isEqualTo("John");15    }16}17import org.assertj.core.test.Name;18import org.assertj.core.api.Assertions;19public class 3 {20    public static void main(String[] args) {21        Name name = new Name("John", "Doe");22        Assertions.assertThat(name.getFirst()).isEqualTo("John");23    }24}25import org.assertj.core.test.Name;26import org.assertj.core.api.Assertions;27public class 4 {28    public static void main(String[] args) {29        Name name = new Name("John", "Doe");30        Assertions.assertThat(name.getFirst()).isEqualTo("John");31    }32}33import org.assertj.core.test.Name;34import org.assertj.core.api.Assertions;35public class 5 {36    public static void main(String[] args) {37        Name name = new Name("John", "Doe");38        Assertions.assertThat(name.getFirst()).isEqualTo("John");39    }40}41import org.assertj.core.test.Name;42import org.assertj.core.api.Assertions;43public class 6 {44    public static void main(String[] args) {45        Name name = new Name("John", "Doe");46        Assertions.assertThat(name.getFirst()).isEqualTo("John");47    }48}49import org.assertj.core.test.Name;50import org.assertj.core.api.Assertions;51public class 7 {52    public static void main(String[] args) {53        Name name = new Name("

getFirst

Using AI Code Generation

1import org.assertj.core.test.Name;2public class 1 {3  public static void main(String[] args) {4    Name name = new Name("John", "Doe");5    assertThat(name.getFirst()).isEqualTo("John");6  }7}8import org.assertj.core.test.Name;9public class 2 {10  public static void main(String[] args) {11    Name name = new Name("John", "Doe");12    assertThat(name.getFirst()).isEqualTo("John");13  }14}15import org.assertj.core.test.Name;16public class 3 {17  public static void main(String[] args) {18    Name name = new Name("John", "Doe");19    assertThat(name.getFirst()).isEqualTo("John");20  }21}22import org.assertj.core.test.Name;23public class 4 {24  public static void main(String[] args) {25    Name name = new Name("John", "Doe");26    assertThat(name.getFirst()).isEqualTo("John");27  }28}29import org.assertj.core.test.Name;30public class 5 {31  public static void main(String[] args) {32    Name name = new Name("John", "Doe");33    assertThat(name.getFirst()).isEqualTo("John");34  }35}36import org.assertj.core.test.Name;37public class 6 {38  public static void main(String[] args) {39    Name name = new Name("John", "Doe");40    assertThat(name.getFirst()).isEqualTo("John");41  }42}43import org.assertj.core.test.Name;44public class 7 {45  public static void main(String[] args) {46    Name name = new Name("John", "Doe");47    assertThat(name.getFirst()).isEqualTo("John");48  }49}

getFirst

Using AI Code Generation

1import org.assertj.core.test.Name;2import org.assertj.core.api.Assertions;3public class First {4  public static void main(String[] args) {5    Name name = new Name("John", "Doe");6    Assertions.assertThat(name.getFirst()).isEqualTo("John");7  }8}9Exception in thread "main" java.lang.NoSuchMethodError: org.assertj.core.test.Name.getFirst()Ljava/lang/String;10	at First.main(First.java:7)11Exception in thread "main" java.lang.NoSuchMethodError: org.assertj.core.test.Name.getFirst()Ljava/lang/String;12	at First.main(First.java:7)

getFirst

Using AI Code Generation

1import org.assertj.core.test.Name;2import static org.assertj.core.api.Assertions.assertThat;3public class 1 {4    public static void main(String[] args) {5        Name name = new Name("Yoda", "Obiwan");6        assertThat(name.getFirst()).isEqualTo("Yoda");7    }8}9import org.assertj.core.test.Person;10import static org.assertj.core.api.Assertions.assertThat;11public class 2 {12    public static void main(String[] args) {13        Person person = new Person("Yoda", "Obiwan");14        assertThat(person.getFirst()).isEqualTo("Yoda");15    }16}17import org.assertj.core.test.Name;18import static org.assertj.core.api.Assertions.assertThat;19public class 1 {20    public static void main(String[] args) {21        Name name = new Name("Yoda", "Obiwan");22        assertThat(name.getFirst()).isEqualTo("Yoda");23    }24}25import org.assertj.core.test.Person;26import static org.assertj.core.api.Assertions.assertThat;27public class 2 {28    public static void main(String[] args) {29        Person person = new Person("Yoda", "Obiwan");30        assertThat(person.getFirst()).isEqualTo("Yoda");31    }32}33In the above code, we have added the following import statement:34import org.assertj.core.test.*;35import org.assertj.core.test.Name;36import static org.assertj.core.api.Assertions.assertThat;37public class 1 {38    public static void main(String[] args) {39        Name name = new Name("Yoda", "Obiwan");40        assertThat(name.getFirst()).isEqualTo("Yoda");41    }42}

getFirst

Using AI Code Generation

1import org.assertj.core.test.Name;2import static org.assertj.core.api.Assertions.assertThat;3public class AssertJTest {4  public static void main(String[] args) {5    Name name = new Name("John", "Doe");6    assertThat(name).isNotNull();7    assertThat(name.getFirst()).isEqualTo("John");8  }9}10Recommended Posts: Java | AssertJ - assertThat() method11Java | AssertJ - assertThatThrownBy() method12Java | AssertJ - containsExactly() method13Java | AssertJ - containsExactlyInAnyOrder() method14Java | AssertJ - containsExactlyInAnyOrderElementsOf() method15Java | AssertJ - containsExactlyInAnyOrderElementsOf() method16Java | AssertJ - containsExactlyInAnyOrder() method17Java | AssertJ - containsExactlyInAnyOrder() method18Java | AssertJ - containsExactlyInAnyOrderElementsOf() method19Java | AssertJ - containsExactlyInAnyOrderElementsOf() method20Java | AssertJ - containsExactlyInAnyOrder() method21Java | AssertJ - containsExactlyInAnyOrder() method22Java | AssertJ - containsExactlyInAnyOrderElementsOf() method23Java | AssertJ - containsExactlyInAnyOrderElementsOf() method24Java | AssertJ - containsExactlyInAnyOrder() method25Java | AssertJ - containsExactlyInAnyOrder() method26Java | AssertJ - containsExactlyInAnyOrderElementsOf() method27Java | AssertJ - containsExactlyInAnyOrderElementsOf() method28Java | AssertJ - containsExactlyInAnyOrder() method29Java | AssertJ - containsExactlyInAnyOrder() method30Java | AssertJ - containsExactlyInAnyOrderElementsOf()

getFirst

Using AI Code Generation

1import org.assertj.core.test.Name;2import static org.assertj.core.api.Assertions.assertThat;3public class AssertjCoreTest {4    public static void main(String[] args) {5        Name name = new Name("John", "Doe");6        assertThat(name).isNotNull();7        assertThat(name.getFirst()).isEqualTo("John");8        assertThat(name.getLast()).isEqualTo("Doe");9    }10}11at AssertjCoreTest.main(AssertjCoreTest.java:8)

getFirst

Using AI Code Generation

1import org.assertj.core.test.Name;2public class First {3  public static void main(String[] args) {4    Name name = new Name("John", "Doe");5    System.out.println(name.getFirst());6  }7}8import org.assertj.core.test.Name;9public class Second {10  public static void main(String[] args) {11    Name name = new Name("John", "Doe");12    System.out.println(name.getLast());13  }14}15import org.assertj.core.test.Name;16public class Third {17  public static void main(String[] args) {18    Name name = new Name("John", "Doe");19    System.out.println(name);20  }21}22import org.assertj.core.test.Name;23public class Fourth {24  public static void main(String[] args) {25    Name name1 = new Name("John", "Doe");26    Name name2 = new Name("John", "Doe");27    System.out.println(name1.equals(name2));28  }29}30import org.assertj.core.test.Name;31public class Fifth {32  public static void main(String[] args) {33    Name name1 = new Name("John", "Doe");34    Name name2 = new Name("John", "Doe");35    System.out.println(name1.hashCode());36    System.out.println(name2.hashCode());37  }38}39import org.assertj.core.test.Name;40public class Sixth {41  public static void main(String[] args) {42    Name name1 = new Name("John", "Doe");43    Name name2 = new Name("John", "Doe");44    System.out.println(name1 == name2);45  }46}47import org.assertj.core.test.Name;48public class Seventh {49  public static void main(String[] args) {50    Name name = new Name("John", "Doe");51    System.out.println(name.getFirst().equals(name.getLast()));52  }53}54import org.assertj.core.test.Name;55public class Eighth {56  public static void main(String[] args) {57    Name name = new Name("John", "Doe");58    System.out.println(name

getFirst

Using AI Code Generation

1package org.assertj.core.api.iterable;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.test.ExpectedException.none;4import java.util.ArrayList;5import java.util.List;6import org.assertj.core.api.AssertionInfo;7import org.assertj.core.api.Condition;8import org.assertj.core.api.IterableAssert;9import org.assertj.core.api.IterableAssertBaseTest;10import org.assertj.core.test.ExpectedException;11import org.assertj.core.test.Name;12import org.junit.Rule;13import org.junit.Test;14public class IterableAssert_getFirst_Test extends IterableAssertBaseTest {15  public ExpectedException thrown = none();16  private final Condition<Name> condition = new Condition<Name>() {17    public boolean matches(Name value) {18      return value.first.equals("Luke");19    }20  };21  protected IterableAssert<Name> invoke_api_method() {22    return assertions.getFirst(condition);23  }24  protected void verify_internal_effects() {25    assertThat(getObjects(assertions)).containsExactly(new Name("Luke", "Skywalker"));26  }27  public void should_fail_if_no_element_satisfies_the_given_condition() {28    thrown.expectAssertionError("Expecting at least one element of:%n"29                                + "but no element matched.");30    List<Name> names = new ArrayList<>();31    names.add(new Name("Yoda", ""));32    IterableAssertBaseTest.<Name> assertThat(names).getFirst(condition);33  }34  public void should_fail_if_no_element_satisfies_the_given_condition_with_description() {35    thrown.expectAssertionError("[A Test] Expecting at least one element of:%n"36                                + "but no element matched.");37    List<Name> names = new ArrayList<>();38    names.add(new Name("Yoda", ""));39    IterableAssertBaseTest.<Name> assertThat(names).as("A Test")40                                                   .getFirst(condition);41  }42  public void should_fail_if_no_element_satisfies_the_given_condition_with_description_arguments() {43    thrown.expectAssertionError("[A Test] Expecting

getFirst

Using AI Code Generation

1import org.assertj.core.test.Name;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThat;4public class NameTest {5    public void test() {6        Name name = new Name("John", "Doe");7        assertThat(name.getFirst()).isEqualTo("John");8    }9}10import org.assertj.core.test.Person;11import org.junit.Test;12import static org.assertj.core.api.Assertions.assertThat;13public class PersonTest {14    public void test() {15        Person person = new Person("John", "Doe");16        assertThat(person.getFirst()).isEqualTo("John");17    }18}19import org.assertj.core.test.Name;20import org.junit.Test;21import static org.assertj.core.api.Assertions.assertThat;22public class NameTest {23    public void test() {24        Name name = new Name("John", "Doe");25        assertThat(name.getFirst()).isEqualTo("John");26    }27}28import org.assertj.core.test.Person;29import org.junit.Test;30import static org.assertj.core.api.Assertions.assertThat;31public class PersonTest {32    public void test() {33        Person person = new Person("John", "Doe");34        assertThat(person.getFirst()).isEqualTo("John");35    }36}37import org.assertj.core.test.Name;38import org.junit.Test;39import static org.assertj.core.api.Assertions.assertThat;40public class NameTest {41    public void test() {42        Name name = new Name("John", "Doe");43        assertThat(name.getFirst()).isEqualTo("John");44    }45}46import org.assertj.core.test.Person;47import org.junit.Test;48import static org.assertj.core.api.Assertions.assertThat;49public class PersonTest {50    public void test() {51        Person person = new Person("John", "Doe");52        assertThat(person.getFirst()).isEqualTo("John");53    }54}

getFirst

Using AI Code Generation

1public void test1() {2  Name name = new Name("Yoda", "Master");3  assertThat(name).hasFieldOrPropertyWithValue("first", "Yoda");4}5public void test2() {6  Name name = new Name("Yoda", "Master");7  assertThat(name).hasFieldOrPropertyWithValue("first", "Yoda");8}9public void test3() {10  Name name = new Name("Yoda", "Master");11  assertThat(name).hasFieldOrPropertyWithValue("first", "Yoda");12}13public void test4() {14  Name name = new Name("Yoda", "Master");15  assertThat(name).hasFieldOrPropertyWithValue("first", "Yoda");16}17public void test5() {18  Name name = new Name("Yoda", "Master");19  assertThat(name).hasFieldOrPropertyWithValue("first", "Yoda");20}21public void test6() {22  Name name = new Name("Yoda", "Master");23  assertThat(name).hasFieldOrPropertyWithValue("first", "Yoda");24}25public void test7() {26  Name name = new Name("Yoda", "Master");27  assertThat(name).hasFieldOrPropertyWithValue("first", "Yoda");28}29public void test8() {30  Name name = new Name("Yoda", "Master");31  assertThat(name).hasFieldOrPropertyWithValue("first", "Yoda");32}33public void test9() {34  Name name = new Name("Yoda",

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.