How to use getName method of org.assertj.core.data.TolkienCharacter class

Best Assertj code snippet using org.assertj.core.data.TolkienCharacter.getName

Source:IterableAssert_extracting_Test.java

...48  private final List<TolkienCharacter> fellowshipOfTheRing = new ArrayList<>();49  private static final Extractor<Employee, String> firstName = new Extractor<Employee, String>() {50    @Override51    public String extract(Employee input) {52      return input.getName().getFirst();53    }54  };55  private static final Extractor<Employee, Integer> age = new Extractor<Employee, Integer>() {56    @Override57    public Integer extract(Employee input) {58      return input.getAge();59    }60  };61  @Before62  public void setUp() {63    yoda = new Employee(1L, new Name("Yoda"), 800);64    luke = new Employee(2L, new Name("Luke", "Skywalker"), 26);65    employees = newArrayList(yoda, luke);66    fellowshipOfTheRing.add(TolkienCharacter.of("Frodo", 33, HOBBIT));67    fellowshipOfTheRing.add(TolkienCharacter.of("Sam", 38, HOBBIT));68    fellowshipOfTheRing.add(TolkienCharacter.of("Gandalf", 2020, MAIA));69    fellowshipOfTheRing.add(TolkienCharacter.of("Legolas", 1000, ELF));70    fellowshipOfTheRing.add(TolkienCharacter.of("Pippin", 28, HOBBIT));71    fellowshipOfTheRing.add(TolkienCharacter.of("Gimli", 139, DWARF));72    fellowshipOfTheRing.add(TolkienCharacter.of("Aragorn", 87, MAN));73    fellowshipOfTheRing.add(TolkienCharacter.of("Boromir", 37, MAN));74  }75  @Rule76  public ExpectedException thrown = none();77  @Test78  public void should_allow_assertions_on_property_values_extracted_from_given_iterable() {79    assertThat(employees).extracting("age")80                         .as("extract property backed by a private field")81                         .containsOnly(800, 26);82    assertThat(employees).extracting("adult")83                         .as("extract pure property")84                         .containsOnly(true, true);85    assertThat(employees).extracting("name.first")86                         .as("nested property")87                         .containsOnly("Yoda", "Luke");88    assertThat(employees).extracting("name")89                         .as("extract field that is also a property")90                         .containsOnly(new Name("Yoda"), new Name("Luke", "Skywalker"));91    assertThat(employees).extracting("name", Name.class)92                         .as("extract field that is also a property but specifying the extracted type")93                         .containsOnly(new Name("Yoda"), new Name("Luke", "Skywalker"));94  }95  @Test96  public void should_allow_assertions_on_null_property_values_extracted_from_given_iterable() {97    yoda.name.setFirst(null);98    assertThat(employees).extracting("name.first")99                         .as("not null property but null nested property")100                         .containsOnly(null, "Luke");101    yoda.setName(null);102    assertThat(employees).extracting("name.first")103                         .as("extract nested property when top property is null")104                         .containsOnly(null, "Luke");105    assertThat(employees).extracting("name")106                         .as("null property")107                         .containsOnly(null, new Name("Luke", "Skywalker"));108  }109  @Test110  public void should_allow_assertions_on_field_values_extracted_from_given_iterable() {111    assertThat(employees).extracting("id")112                         .as("extract field")113                         .containsOnly(1L, 2L);114    assertThat(employees).extracting("surname")115                         .as("null field")116                         .containsNull();117    assertThat(employees).extracting("surname.first")118                         .as("null nested field")119                         .containsNull();120    yoda.surname = new Name();121    assertThat(employees).extracting("surname.first")122                         .as("not null field but null nested field")123                         .containsNull();124    yoda.surname = new Name("Master");125    assertThat(employees).extracting("surname.first")126                         .as("nested field")127                         .containsOnly("Master", null);128    assertThat(employees).extracting("surname", Name.class)129                         .as("extract field specifying the extracted type")130                         .containsOnly(new Name("Master"), null);131  }132  @Test133  public void should_allow_assertions_on_property_values_extracted_from_given_iterable_with_extracted_type_defined() {134    // extract field that is also a property and check generic for comparator.135    assertThat(employees).extracting("name", Name.class).usingElementComparator(new Comparator<Name>() {136      @Override137      public int compare(Name o1, Name o2) {138        return o1.getFirst().compareTo(o2.getFirst());139      }140    }).containsOnly(new Name("Yoda"), new Name("Luke", "Skywalker"));141  }142  @Test143  public void should_throw_error_if_no_property_nor_field_with_given_name_can_be_extracted() {144    thrown.expectIntrospectionError();145    assertThat(employees).extracting("unknown");146  }147  @Test148  public void should_allow_assertions_on_multiple_extracted_values_from_given_iterable() {149    assertThat(employees).extracting("name.first", "age", "id").containsOnly(tuple("Yoda", 800, 1L),150                                                                             tuple("Luke", 26, 2L));151  }152  @Test153  public void should_throw_error_if_one_property_or_field_can_not_be_extracted() {154    thrown.expectIntrospectionError();155    assertThat(employees).extracting("unknown", "age", "id")156                         .containsOnly(tuple("Yoda", 800, 1L), tuple("Luke", 26, 2L));157  }158  @Test159  public void should_allow_extracting_single_values_using_extractor() {160    assertThat(employees).extracting(firstName).containsOnly("Yoda", "Luke");161    assertThat(employees).extracting(age).containsOnly(26, 800);162  }163  @Test164  public void should_allow_assertions_on_extractor_assertions_extracted_from_given_array_compatibility_runtimeexception() {165    thrown.expect(RuntimeException.class);166    assertThat(employees).extracting(new Extractor<Employee, String>() {167      @Override168      public String extract(Employee input) {169        if (input.getAge() > 100) {170          throw new RuntimeException("age > 100");171        }172        return input.getName().getFirst();173      }174    });175  }176  @Test177  public void should_allow_assertions_on_extractor_assertions_extracted_from_given_array() {178    assertThat(employees).extracting(input -> input.getName().getFirst()).containsOnly("Yoda", "Luke");179  }180  @Test181  public void should_rethrow_throwing_extractor_checked_exception_as_a_runtime_exception() {182    thrown.expect(RuntimeException.class, "java.lang.Exception: age > 100");183    assertThat(employees).extracting(employee -> {184      if (employee.getAge() > 100) throw new Exception("age > 100");185      return employee.getName().getFirst();186    });187  }188  @Test189  public void should_let_throwing_extractor_runtime_exception_bubble_up() {190    thrown.expect(RuntimeException.class, "age > 100");191    assertThat(employees).extracting(employee -> {192      if (employee.getAge() > 100) throw new RuntimeException("age > 100");193      return employee.getName().getFirst();194    });195  }196  @Test197  public void should_allow_extracting_with_throwing_extractor() {198    assertThat(employees).extracting(employee -> {199      if (employee.getAge() < 20) throw new Exception("age < 20");200      return employee.getName().getFirst();201    }).containsOnly("Yoda", "Luke");202  }203  @Test204  public void should_allow_extracting_with_anonymous_class_throwing_extractor() {205    assertThat(employees).extracting(new ThrowingExtractor<Employee, Object, Exception>() {206      @Override207      public Object extractThrows(Employee employee) throws Exception {208        if (employee.getAge() < 20) throw new Exception("age < 20");209        return employee.getName().getFirst();210      }211    }).containsOnly("Yoda", "Luke");212  }213  @Test214  public void should_allow_extracting_multiple_values_using_extractor() {215    assertThat(employees).extracting(new Extractor<Employee, Tuple>() {216      @Override217      public Tuple extract(Employee input) {218        return new Tuple(input.getName().getFirst(), input.getAge(), input.id);219      }220    }).containsOnly(tuple("Yoda", 800, 1L), tuple("Luke", 26, 2L));221  }222  @Test223  public void should_allow_extracting_by_toString_method() {224    assertThat(employees).extracting(Extractors.toStringMethod())225                         .containsOnly("Employee[id=1, name=Name[first='Yoda', last='null'], age=800]",226                                       "Employee[id=2, name=Name[first='Luke', last='Skywalker'], age=26]");227  }228  @Test229  public void should_allow_assertions_by_using_function_extracted_from_given_iterable() throws Exception {230    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName)231                                   .contains("Boromir", "Gandalf", "Frodo")232                                   .doesNotContain("Sauron", "Elrond");233  }234  @Test235  public void should_throw_error_if_function_fails() throws Exception {236    RuntimeException thrown = new RuntimeException();237    assertThatThrownBy(() -> assertThat(fellowshipOfTheRing).extracting(e -> {238      throw thrown;239    }).isEqualTo(thrown));240  }241  @Test242  public void should_allow_assertions_on_two_extracted_values_from_given_iterable_by_using_a_function() {243    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName,244                                               TolkienCharacter::getAge)245                                   .containsOnly(tuple("Frodo", 33),246                                                 tuple("Sam", 38),247                                                 tuple("Gandalf", 2020),248                                                 tuple("Legolas", 1000),249                                                 tuple("Pippin", 28),250                                                 tuple("Gimli", 139),251                                                 tuple("Aragorn", 87),252                                                 tuple("Boromir", 37));253  }254  @Test255  public void should_allow_assertions_on_three_extracted_values_from_given_iterable_by_using_a_function() {256    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName,257                                               TolkienCharacter::getAge,258                                               TolkienCharacter::getRace)259                                   .containsOnly(tuple("Frodo", 33, TolkienCharacter.Race.HOBBIT),260                                                 tuple("Sam", 38, HOBBIT),261                                                 tuple("Gandalf", 2020, MAIA),262                                                 tuple("Legolas", 1000, ELF),263                                                 tuple("Pippin", 28, HOBBIT),264                                                 tuple("Gimli", 139, DWARF),265                                                 tuple("Aragorn", 87, MAN),266                                                 tuple("Boromir", 37, MAN));267  }268  @Test269  public void should_allow_assertions_on_four_extracted_values_from_given_iterable_by_using_a_function() {270    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName,271                                               TolkienCharacter::getAge,272                                               TolkienCharacter::getRace,273                                               character -> character.name)274                                   .containsOnly(tuple("Frodo", 33, HOBBIT, "Frodo"),275                                                 tuple("Sam", 38, HOBBIT, "Sam"),276                                                 tuple("Gandalf", 2020, MAIA, "Gandalf"),277                                                 tuple("Legolas", 1000, ELF, "Legolas"),278                                                 tuple("Pippin", 28, HOBBIT, "Pippin"),279                                                 tuple("Gimli", 139, DWARF, "Gimli"),280                                                 tuple("Aragorn", 87, MAN, "Aragorn"),281                                                 tuple("Boromir", 37, MAN, "Boromir"));282  }283  @Test284  public void should_allow_assertions_on_five_extracted_values_from_given_iterable_by_using_a_function() {285    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName,286                                               TolkienCharacter::getAge,287                                               TolkienCharacter::getRace,288                                               character -> character.name,289                                               character -> character.age)290                                   .containsOnly(tuple("Frodo", 33, HOBBIT, "Frodo", 33),291                                                 tuple("Sam", 38, HOBBIT, "Sam", 38),292                                                 tuple("Gandalf", 2020, MAIA, "Gandalf", 2020),293                                                 tuple("Legolas", 1000, ELF, "Legolas", 1000),294                                                 tuple("Pippin", 28, HOBBIT, "Pippin", 28),295                                                 tuple("Gimli", 139, DWARF, "Gimli", 139),296                                                 tuple("Aragorn", 87, MAN, "Aragorn", 87),297                                                 tuple("Boromir", 37, MAN, "Boromir", 37));298  }299  @Test300  public void should_allow_assertions_on_more_than_five_extracted_values_from_given_iterable_by_using_a_function() {301    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName,302                                               TolkienCharacter::getAge,303                                               TolkienCharacter::getRace,304                                               character -> character.name,305                                               character -> character.age,306                                               character -> character.race)307                                   .containsOnly(tuple("Frodo", 33, HOBBIT, "Frodo", 33, HOBBIT),308                                                 tuple("Sam", 38, HOBBIT, "Sam", 38, HOBBIT),309                                                 tuple("Gandalf", 2020, MAIA, "Gandalf", 2020, MAIA),310                                                 tuple("Legolas", 1000, ELF, "Legolas", 1000, ELF),311                                                 tuple("Pippin", 28, HOBBIT, "Pippin", 28, HOBBIT),312                                                 tuple("Gimli", 139, DWARF, "Gimli", 139, DWARF),313                                                 tuple("Aragorn", 87, MAN, "Aragorn", 87, MAN),314                                                 tuple("Boromir", 37, MAN, "Boromir", 37, MAN));315  }...

Source:ObjectArrayAssert_extracting_Test.java

...97  public void should_allow_assertions_on_extractor_assertions_extracted_from_given_array_compatibility() {98    assertThat(employees).extracting(new Extractor<Employee, String>() {99      @Override100      public String extract(Employee input) {101        return input.getName().getFirst();102      }103    }).containsOnly("Yoda", "Luke");104  }105  @Test106  public void should_allow_assertions_on_extractor_assertions_extracted_from_given_array_compatibility_runtimeexception() {107    thrown.expect(RuntimeException.class);108    assertThat(employees).extracting(new Extractor<Employee, String>() {109      @Override110      public String extract(Employee input) {111        if (input.getAge() > 100) {112          throw new RuntimeException("age > 100");113        }114        return input.getName().getFirst();115      }116    });117  }118  @Test119  public void should_allow_assertions_on_extractor_assertions_extracted_from_given_array() {120    assertThat(employees).extracting(input -> input.getName().getFirst()).containsOnly("Yoda", "Luke");121  }122  @Test123  public void should_rethrow_throwing_extractor_checked_exception_as_a_runtime_exception() {124    thrown.expect(RuntimeException.class, "java.lang.Exception: age > 100");125    assertThat(employees).extracting(employee -> {126      if (employee.getAge() > 100) throw new Exception("age > 100");127      return employee.getName().getFirst();128    });129  }130  @Test131  public void should_let_throwing_extractor_runtime_exception_bubble_up() {132    thrown.expect(RuntimeException.class, "age > 100");133    assertThat(employees).extracting(employee -> {134      if (employee.getAge() > 100) throw new RuntimeException("age > 100");135      return employee.getName().getFirst();136    });137  }138  @Test139  public void should_allow_extracting_with_throwing_extractor() {140    assertThat(employees).extracting(employee -> {141      if (employee.getAge() < 20) throw new Exception("age < 20");142      return employee.getName().getFirst();143    }).containsOnly("Yoda", "Luke");144  }145  @Test146  public void should_allow_extracting_with_anonymous_class_throwing_extractor() {147    assertThat(employees).extracting(new ThrowingExtractor<Employee, Object, Exception>() {148      @Override149      public Object extractThrows(Employee employee) throws Exception {150        if (employee.getAge() < 20) throw new Exception("age < 20");151        return employee.getName().getFirst();152      }153    }).containsOnly("Yoda", "Luke");154  }155  @Test156  public void should_allow_assertions_on_two_extracted_values_from_given_iterable_by_using_a_function() {157    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName,158                                               TolkienCharacter::getAge)159                                   .containsOnly(tuple("Frodo", 33),160                                                 tuple("Sam", 38),161                                                 tuple("Gandalf", 2020),162                                                 tuple("Legolas", 1000),163                                                 tuple("Pippin", 28),164                                                 tuple("Gimli", 139),165                                                 tuple("Aragorn", 87),166                                                 tuple("Boromir", 37));167  }168  @Test169  public void should_allow_assertions_on_three_extracted_values_from_given_iterable_by_using_a_function() {170    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName,171                                               TolkienCharacter::getAge,172                                               TolkienCharacter::getRace)173                                   .containsOnly(tuple("Frodo", 33, HOBBIT),174                                                 tuple("Sam", 38, HOBBIT),175                                                 tuple("Gandalf", 2020, MAIA),176                                                 tuple("Legolas", 1000, ELF),177                                                 tuple("Pippin", 28, HOBBIT),178                                                 tuple("Gimli", 139, DWARF),179                                                 tuple("Aragorn", 87, MAN),180                                                 tuple("Boromir", 37, MAN));181  }182  @Test183  public void should_allow_assertions_on_four_extracted_values_from_given_iterable_by_using_a_function() {184    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName,185                                               TolkienCharacter::getAge,186                                               TolkienCharacter::getRace,187                                               character -> character.name)188                                   .containsOnly(tuple("Frodo", 33, HOBBIT, "Frodo"),189                                                 tuple("Sam", 38, HOBBIT, "Sam"),190                                                 tuple("Gandalf", 2020, MAIA, "Gandalf"),191                                                 tuple("Legolas", 1000, ELF, "Legolas"),192                                                 tuple("Pippin", 28, HOBBIT, "Pippin"),193                                                 tuple("Gimli", 139, DWARF, "Gimli"),194                                                 tuple("Aragorn", 87, MAN, "Aragorn"),195                                                 tuple("Boromir", 37, MAN, "Boromir"));196  }197  @Test198  public void should_allow_assertions_on_five_extracted_values_from_given_iterable_by_using_a_function() {199    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName,200                                               TolkienCharacter::getAge,201                                               TolkienCharacter::getRace,202                                               character -> character.name,203                                               character -> character.age)204                                   .containsOnly(tuple("Frodo", 33, HOBBIT, "Frodo", 33),205                                                 tuple("Sam", 38, HOBBIT, "Sam", 38),206                                                 tuple("Gandalf", 2020, MAIA, "Gandalf", 2020),207                                                 tuple("Legolas", 1000, ELF, "Legolas", 1000),208                                                 tuple("Pippin", 28, HOBBIT, "Pippin", 28),209                                                 tuple("Gimli", 139, DWARF, "Gimli", 139),210                                                 tuple("Aragorn", 87, MAN, "Aragorn", 87),211                                                 tuple("Boromir", 37, MAN, "Boromir", 37));212  }213  @Test214  public void should_allow_assertions_on_more_than_five_extracted_values_from_given_iterable_by_using_a_function() {215    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName,216                                               TolkienCharacter::getAge,217                                               TolkienCharacter::getRace,218                                               character -> character.name,219                                               character -> character.age,220                                               character -> character.race)221                                   .containsOnly(tuple("Frodo", 33, HOBBIT, "Frodo", 33, HOBBIT),222                                                 tuple("Sam", 38, HOBBIT, "Sam", 38, HOBBIT),223                                                 tuple("Gandalf", 2020, MAIA, "Gandalf", 2020, MAIA),224                                                 tuple("Legolas", 1000, ELF, "Legolas", 1000, ELF),225                                                 tuple("Pippin", 28, HOBBIT, "Pippin", 28, HOBBIT),226                                                 tuple("Gimli", 139, DWARF, "Gimli", 139, DWARF),227                                                 tuple("Aragorn", 87, MAN, "Aragorn", 87, MAN),228                                                 tuple("Boromir", 37, MAN, "Boromir", 37, MAN));229  }230  @Test //https://github.com/joel-costigliola/assertj-core/issues/880231  public void should_be_able_to_extract_values_returned_from_default_methods_from_given_iterable_elements() {232    List<Person> people = Arrays.asList(new Person());233    assertThat(people).extracting("name").containsOnly("John Doe");234  }235  public static class Person implements DefaultName {236  }237  public static interface DefaultName {238    default String getName() {239      return "John Doe";240    }241  }242  @Test243  public void should_use_property_field_names_as_description_when_extracting_simple_value_list() {244    thrown.expectAssertionErrorWithMessageContaining("[Extracted: name.first]");245    assertThat(employees).extracting("name.first").isEmpty();246  }247  @Test248  public void should_use_property_field_names_as_description_when_extracting_typed_simple_value_list() {249    thrown.expectAssertionErrorWithMessageContaining("[Extracted: name.first]");250    assertThat(employees).extracting("name.first", String.class).isEmpty();251  }252  @Test...

Source:Totango.java

...26    TolkienCharacter frodo = new TolkienCharacter("Frodo", 33, HOBBIT);27    // Junit28    // Dyadic and triadic functions29    // Where is expected and where is actual?30    assertEquals(String.format("Check %s's age", frodo.getName()), frodo.getAge(),31        Integer.valueOf(100));32    // Monadic function33    assertThat(frodo.getAge()).as("Check %s's age", frodo.getName()).isEqualTo(100);34    // The main benefit of AssertJ is that it is set up to provide auto-completion in IDEs.35    // Once you have specified the object you want to compare (using assertThat):36    // the IDE will understand the type of the comparison (in this case Object)37    // and will show you all available assertions.38    assertThat(frodo.name).isNotBlank();39  }40  @Test void chain_assertions() {41    //  each assertion method returns a reference to the used âassertion objectâ.42    //  This means that we can chain assertions by simply invoking another assertion method.43    assertThat("The Lord of the Rings").isNotNull()  // <2> <3>44        .startsWith("The") // <4>45        .contains("Lord") // <4>46        .endsWith("ing"); // <4>47  }48  @Test void list() {49    // Go to image with collections assertions50    // Intersection of Two Lists51    TolkienCharacter frodo = new TolkienCharacter("Frodo", 33, HOBBIT);52    TolkienCharacter aragorn = new TolkienCharacter("Aragorn", 70, ELF);53    TolkienCharacter gala = new TolkienCharacter("Gala", 12, DWARF);54    List<TolkienCharacter> longList = Arrays.asList(frodo, gala, aragorn);55    // Junit56    List<TolkienCharacter> shortList = Arrays.asList(frodo, gala);57    assertFalse(longList.stream().distinct().filter(shortList::contains).collect(Collectors.toSet())58        .isEmpty());59    // AssertJ60    assertThat(longList).containsAnyOf(frodo, gala);61  }62  @Test public void testTolkienCharacterArrayList() {63    // Filtering64    ArrayList<TolkienCharacter> actualList = new ArrayList<>();65    TolkienCharacter frodo = new TolkienCharacter("Frodo", 32, HOBBIT);66    TolkienCharacter aragorn = new TolkienCharacter("Aragorn", 62, HOBBIT);67    TolkienCharacter sam = new TolkienCharacter("Sam", 36, HOBBIT);68    actualList.add(frodo);69    actualList.add(aragorn);70    actualList.add(sam);71    // JUNIT72    // I have to create expected list and filter actual list using stream API73    List<TolkienCharacter> expected = new ArrayList<>();74    expected.add(frodo);75    expected.add(aragorn);76    List<TolkienCharacter> filteredList =77        actualList.stream().filter((character) -> character.name.contains("o"))78            .collect(Collectors.toList());79    assertEquals(expected, filteredList);80    // ASSERTJ81    // I can do the same in one line. Collecting is done under the hood82    assertThat(actualList).filteredOn(character -> character.name.contains("o"))83        .containsOnly(aragorn, frodo);84  }85  @Test void filter() {86    TolkienCharacter frodo = new TolkienCharacter("Frodo", 33, HOBBIT);87    TolkienCharacter aragorn = new TolkienCharacter("Aragorn", 70, ELF);88    TolkienCharacter gala = new TolkienCharacter("Gala", 12, DWARF);89    List<TolkienCharacter> fellowshipOfTheRing = Arrays.asList(frodo, gala, aragorn);90    // Useful in(), notIn() for filtering based on that value matches91    // any of the given values92    assertThat(fellowshipOfTheRing).filteredOn("race", in(DWARF, ELF)).containsOnly(aragorn, gala);93  }94  @Test void extract() {95    // When we want to check specific field in object96    TolkienCharacter frodo = new TolkienCharacter("Frodo", 33, HOBBIT);97    TolkienCharacter aragorn = new TolkienCharacter("Aragorn", 70, ELF);98    TolkienCharacter gala = new TolkienCharacter("Gala", 12, DWARF);99    List<TolkienCharacter> fellowshipOfTheRing = Arrays.asList(frodo, gala, aragorn);100    // "name" needs to be either a property or a field of the TolkienCharacter class101//     fellowshipOfTheRing.stream().map(TolkienCharacter::getName)102    assertThat(fellowshipOfTheRing).extracting(TolkienCharacter::getName)103        .contains("Frodo", "Aragorn", "Gala").doesNotContain("Sauron", "Elrond");104  }105  @Test public void testExpectedIOException() {106    assertThatThrownBy(() -> {107      throw new IOException("Throwing a new Exception");108    }).isInstanceOf(IOException.class).hasMessage("Throwing a new Exception");109  }110  @Test void throw_assertions() {111    Throwable throwable = new IllegalArgumentException("wrong amount 123");112    // Different ways to check exception message :113    assertThat(throwable).hasMessage("wrong amount 123").hasMessage("%s amount %d", "wrong", 123)114        // check start115        .hasMessageStartingWith("wrong").hasMessageStartingWith("%s a", "wrong")116        // check content117        .hasMessageContaining("wrong amount").hasMessageContaining("wrong %s", "amount")118        .hasMessageContainingAll("wrong", "amount")119        // check end120        .hasMessageEndingWith("123").hasMessageEndingWith("amount %s", "123")121        // check with regex122        .hasMessageMatching("wrong amount .*")123        // check does not contain124        .hasMessageNotContaining("right").hasMessageNotContainingAny("right", "price");125    //  another way to assert throwing an exception126    assertThatExceptionOfType(RuntimeException.class).isThrownBy(() -> {127      throw new RuntimeException(new IllegalArgumentException("boom!"));128    }).havingCause().withMessage("boom!");129  }130  @Test void throwable_check_cause() {131    // Check the cause of throwable132    NullPointerException cause = new NullPointerException("boom!");133    Throwable throwable = new Throwable(cause);134    assertThat(throwable).hasCause(cause)135        // hasCauseInstanceOf will match inheritance.136        .hasCauseInstanceOf(NullPointerException.class).hasCauseInstanceOf(RuntimeException.class)137        // hasCauseExactlyInstanceOf will match only exact same type138        .hasCauseExactlyInstanceOf(NullPointerException.class);139  }140  @Test public void withAssertions_examples() {141    // AssertJ provides other entry points class,142    // BDDAssertions for BDD style assertions that replace assertThat by then143    TolkienCharacter frodo = new TolkienCharacter("Frodo", 33, HOBBIT);144    assertThat(frodo.age).isEqualTo(33);145    assertThat(frodo.getName()).isEqualTo("Frodo").isNotEqualTo("Frodon");146    assertThat(frodo).matches(p -> p.age > 30 && p.getRace() == HOBBIT);147    assertThat(frodo.age).matches(p -> p > 30);148    // then methods come from BDDAssertions.then static allows Given-when-then template149    then(frodo.age).isEqualTo(33);150    then(frodo.getName()).isEqualTo("Frodo").isNotEqualTo("Frodon");151    then(frodo).matches(p -> p.age > 30 && p.getRace() == HOBBIT);152    then(frodo.age).matches(p -> p > 30);153  }154  public class Person {155    String name;156    double height;157    Home home = new Home();158    public Person(String name, double height) {159      this.name = name;160      this.height = height;161    }162  }163  public class Home {164    Address address = new Address();...

getName

Using AI Code Generation

1import org.assertj.core.data.TolkienCharacter;2public class 1 {3    public static void main(String[] args) {4        TolkienCharacter frodo = new TolkienCharacter("Frodo", 33, HOBBIT);5        System.out.println(frodo.getName());6    }7}

getName

Using AI Code Generation

1import org.assertj.core.data.TolkienCharacter;2public class 1 {3    public static void main(String[] args) {4        TolkienCharacter frodo = new TolkienCharacter("Frodo", 33, HOBBIT);5        System.out.println(frodo.getName());6    }7}8Recommended Posts: Java | AssertJ - toList() method9Java | AssertJ - toList() method10Java | AssertJ - isEqualToComparingFieldByFieldRecursively() method11Java | AssertJ - isEqualToComparingFieldByField() method12Java | AssertJ - isEqualToIgnoringGivenFields() method13Java | AssertJ - isEqualToIgnoringNullFields() method14Java | AssertJ - isEqualToIgnoringCase() method15Java | AssertJ - isEqualTo() method16Java | AssertJ - isNotEqualTo() method17Java | AssertJ - isNotSameAs() method18Java | AssertJ - isSameAs() method19Java | AssertJ - isInstanceOf() method20Java | AssertJ - isExactlyInstanceOf() method21Java | AssertJ - isNotInstanceOf() method22Java | AssertJ - isNotExactlyInstanceOf() method

getName

Using AI Code Generation

1import org.assertj.core.data.TolkienCharacter;2public class 1 {3  public static void main(String[] args) {4    TolkienCharacter tolkienCharacter = new TolkienCharacter();5    String name = tolkienCharacter.getName();6    System.out.println(name);7  }8}9import org.assertj.core.data.TolkienCharacter;10public class 2 {11  public static void main(String[] args) {12    TolkienCharacter tolkienCharacter = new TolkienCharacter();13    String name = tolkienCharacter.getName();14    System.out.println(name);15  }16}17import org.assertj.core.data.TolkienCharacter;18public class 3 {19  public static void main(String[] args) {20    TolkienCharacter tolkienCharacter = new TolkienCharacter();21    String name = tolkienCharacter.getName();22    System.out.println(name);23  }24}25import org.assertj.core.data.TolkienCharacter;26public class 4 {27  public static void main(String[] args) {28    TolkienCharacter tolkienCharacter = new TolkienCharacter();29    String name = tolkienCharacter.getName();30    System.out.println(name);31  }32}33import org.assertj.core.data.TolkienCharacter;34public class 5 {35  public static void main(String[] args) {36    TolkienCharacter tolkienCharacter = new TolkienCharacter();37    String name = tolkienCharacter.getName();38    System.out.println(name);39  }40}

getName

Using AI Code Generation

1import org.assertj.core.data.TolkienCharacter;2public class 1 {3    public static void main(String[] args) {4        System.out.println(TolkienCharacter.getName());5    }6}7import org.assertj.core.data.TolkienCharacter;8public class 2 {9    public static void main(String[] args) {10        System.out.println(TolkienCharacter.getName());11    }12}13import org.assertj.core.data.TolkienCharacter;14public class 3 {15    public static void main(String[] args) {16        System.out.println(TolkienCharacter.getName());17    }18}19import org.assertj.core.data.TolkienCharacter;20public class 4 {21    public static void main(String[] args) {22        System.out.println(TolkienCharacter.getName());23    }24}25import org.assertj.core.data.TolkienCharacter;26public class 5 {27    public static void main(String[] args) {28        System.out.println(TolkienCharacter.getName());29    }30}31import org.assertj.core.data.TolkienCharacter;32public class 6 {33    public static void main(String[] args) {34        System.out.println(TolkienCharacter.getName());35    }36}37import org.assertj.core.data.TolkienCharacter;38public class 7 {39    public static void main(String[] args) {40        System.out.println(TolkienCharacter.getName());41    }42}43import org.assertj.core.data.TolkienCharacter;44public class 8 {45    public static void main(String[] args) {46        System.out.println(TolkienCharacter.getName());47    }48}

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