How to use BookWithOptionalCoAuthor method of org.assertj.core.api.recursive.comparison.RecursiveComparisonAssert_isEqualTo_with_optional_Test class

Best Assertj code snippet using org.assertj.core.api.recursive.comparison.RecursiveComparisonAssert_isEqualTo_with_optional_Test.BookWithOptionalCoAuthor

Source:RecursiveComparisonAssert_isEqualTo_with_optional_Test.java

...24import org.junit.jupiter.params.provider.MethodSource;25class RecursiveComparisonAssert_isEqualTo_with_optional_Test extends RecursiveComparisonAssert_isEqualTo_BaseTest {26  @ParameterizedTest27  @MethodSource("sameBooks")28  void should_pass_when_comparing_optional_fields_recursively_and_not_using_optional_equals(BookWithOptionalCoAuthor actual,29                                                                                            BookWithOptionalCoAuthor expected) {30    assertThat(actual).usingRecursiveComparison()31                      .isEqualTo(expected);32  }33  static Stream<Arguments> sameBooks() {34    return Stream.of(Arguments.of(new BookWithOptionalCoAuthor("test"), new BookWithOptionalCoAuthor("test")),35                     // empty optional coAuthor36                     Arguments.of(new BookWithOptionalCoAuthor(null), new BookWithOptionalCoAuthor(null)),37                     // null coAuthor38                     Arguments.of(new BookWithOptionalCoAuthor(), new BookWithOptionalCoAuthor()));39  }40  @ParameterizedTest(name = "author 1 {0} / author 2 {1} / path {2} / value 1 {3}/ value 2 {4}")41  @MethodSource("differentBookWithOptionalCoAuthors")42  void should_fail_when_comparing_different_optional_fields(BookWithOptionalCoAuthor actual,43                                                            BookWithOptionalCoAuthor expected, String path, Object value1,44                                                            Object value2) {45    // WHEN46    compareRecursivelyFailsAsExpected(actual, expected);47    // THEN48    verifyShouldBeEqualByComparingFieldByFieldRecursivelyCall(actual, expected, diff(path, value1, value2));49  }50  private static Stream<Arguments> differentBookWithOptionalCoAuthors() {51    BookWithOptionalCoAuthor pratchett = new BookWithOptionalCoAuthor("Terry Pratchett");52    BookWithOptionalCoAuthor georgeMartin = new BookWithOptionalCoAuthor("George Martin");53    return Stream.of(Arguments.of(pratchett, georgeMartin,54                                  "coAuthor.value.name", "Terry Pratchett", "George Martin"),55                     Arguments.of(pratchett, new BookWithOptionalCoAuthor(null),56                                  "coAuthor", Optional.of(new Author("Terry Pratchett")), Optional.empty()),57                     Arguments.of(new BookWithOptionalCoAuthor(null), pratchett,58                                  "coAuthor", Optional.empty(), Optional.of(new Author("Terry Pratchett"))),59                     Arguments.of(new BookWithOptionalCoAuthor("Terry Pratchett", 1, 2L, 3.0),60                                  new BookWithOptionalCoAuthor("Terry Pratchett", 2, 2L, 3.0),61                                  "numberOfPages", OptionalInt.of(1), OptionalInt.of(2)),62                     Arguments.of(new BookWithOptionalCoAuthor("Terry Pratchett", 1, 2L, 3.0),63                                  new BookWithOptionalCoAuthor("Terry Pratchett", 1, 4L, 3.0),64                                  "bookId", OptionalLong.of(2L), OptionalLong.of(4L)),65                     Arguments.of(new BookWithOptionalCoAuthor("Terry Pratchett", 1, 2L, 3.0),66                                  new BookWithOptionalCoAuthor("Terry Pratchett", 1, 2L, 6.0),67                                  "price", OptionalDouble.of(3.0), OptionalDouble.of(6.0)));68  }69  @Test70  void should_fail_when_comparing_non_optional_expected_field_with_optional_actual_field() {71    // GIVEN72    Author pratchett = new Author("Terry Pratchett");73    BookWithOptionalCoAuthor actual = new BookWithOptionalCoAuthor(pratchett.name);74    BookWithCoAuthor expected = new BookWithCoAuthor(pratchett);75    // WHEN76    compareRecursivelyFailsAsExpected(actual, expected);77    // THEN78    verifyShouldBeEqualByComparingFieldByFieldRecursivelyCall(actual, expected,79                                                              diff("bookId", null, 0l),80                                                              diff("coAuthor", Optional.of(pratchett), pratchett),81                                                              diff("numberOfPages", null, 0),82                                                              diff("price", null, 0.0));83  }84  @Test85  void should_fail_when_comparing_optional_expected_field_with_non_optional_actual_field() {86    // GIVEN87    Author pratchett = new Author("Terry Pratchett");88    BookWithCoAuthor actual = new BookWithCoAuthor(pratchett);89    BookWithOptionalCoAuthor expected = new BookWithOptionalCoAuthor(pratchett.name);90    // WHEN91    compareRecursivelyFailsAsExpected(actual, expected);92    // THEN93    verifyShouldBeEqualByComparingFieldByFieldRecursivelyCall(actual, expected,94                                                              diff("bookId", 0l, null),95                                                              diff("coAuthor", pratchett, Optional.of(pratchett),96                                                                   "expected field is an Optional but actual field is not (org.assertj.core.api.recursive.comparison.Author)"),97                                                              diff("numberOfPages", 0, null),98                                                              diff("price", 0.0, null));99  }100  static class BookWithOptionalCoAuthor {101    Optional<Author> coAuthor;102    OptionalInt numberOfPages;103    OptionalLong bookId;104    OptionalDouble price;105    public BookWithOptionalCoAuthor(String coAuthor) {106      this.coAuthor = Optional.ofNullable(coAuthor == null ? null : new Author(coAuthor));107    }108    public BookWithOptionalCoAuthor() {109      this.coAuthor = null;110    }111    public BookWithOptionalCoAuthor(String coAuthor, int numberOfPages, long bookId, double price) {112      this.coAuthor = Optional.ofNullable(coAuthor == null ? null : new Author(coAuthor));113      this.numberOfPages = OptionalInt.of(numberOfPages);114      this.bookId = OptionalLong.of(bookId);115      this.price = OptionalDouble.of(price);116    }117    public Optional<Author> getCoAuthor() {118      return coAuthor;119    }120  }121  static class BookWithCoAuthor {122    Author coAuthor;123    int numberOfPages;124    long bookId;125    double price;...

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