How to use extractThrows method of org.assertj.core.api.iterable.IterableAssert_flatExtracting_with_SortedSet_Test class

Best Assertj code snippet using org.assertj.core.api.iterable.IterableAssert_flatExtracting_with_SortedSet_Test.extractThrows

Source:IterableAssert_flatExtracting_with_SortedSet_Test.java

...55    }56  };57  private final ThrowingExtractor<CartoonCharacter, List<CartoonCharacter>, Exception> throwingExtractor = new ThrowingExtractor<CartoonCharacter, List<CartoonCharacter>, Exception>() {58    @Override59    public List<CartoonCharacter> extractThrows(CartoonCharacter cartoonCharacter) throws Exception {60      if (cartoonCharacter.getChildren().isEmpty()) throw new Exception("no children");61      return cartoonCharacter.getChildren();62    }63  };64  @BeforeEach65  void setUp() {66    bart = new CartoonCharacter("Bart Simpson");67    lisa = new CartoonCharacter("Lisa Simpson");68    maggie = new CartoonCharacter("Maggie Simpson");69    homer = new CartoonCharacter("Homer Simpson");70    homer.addChildren(bart, lisa, maggie);71    pebbles = new CartoonCharacter("Pebbles Flintstone");72    fred = new CartoonCharacter("Fred Flintstone");73    fred.addChildren(pebbles);74  }75  @Test76  void should_allow_assertions_on_joined_lists_when_extracting_children_with_extractor() {77    assertThat(newSortedSet(homer, fred)).flatExtracting(childrenExtractor)78                                         .containsOnly(bart, lisa, maggie, pebbles);79  }80  @Test81  void should_allow_assertions_on_joined_lists_when_extracting_children() {82    assertThat(newSortedSet(homer, fred)).flatExtracting(children)83                                         .containsOnly(bart, lisa, maggie, pebbles);84  }85  @Test86  void should_allow_assertions_on_empty_result_lists_with_extractor() {87    assertThat(newSortedSet(bart, lisa, maggie)).flatExtracting(childrenExtractor)88                                                .isEmpty();89  }90  @Test91  void should_allow_assertions_on_empty_result_lists() {92    assertThat(newSortedSet(bart, lisa, maggie)).flatExtracting(children)93                                                .isEmpty();94  }95  @Test96  void should_throw_null_pointer_exception_when_extracting_from_null_with_extractor() {97    assertThatNullPointerException().isThrownBy(() -> assertThat(newSortedSet(homer, null)).flatExtracting(childrenExtractor));98  }99  @Test100  void should_throw_null_pointer_exception_when_extracting_from_null() {101    assertThatNullPointerException().isThrownBy(() -> assertThat(newSortedSet(homer, null)).flatExtracting(children));102  }103  @Test104  void should_rethrow_throwing_extractor_checked_exception_as_a_runtime_exception() {105    SortedSet<CartoonCharacter> childCharacters = newSortedSet(bart, lisa, maggie);106    assertThatExceptionOfType(RuntimeException.class).isThrownBy(() -> assertThat(childCharacters).flatExtracting(cartoonCharacter -> {107      if (cartoonCharacter.getChildren().isEmpty()) throw new Exception("no children");108      return cartoonCharacter.getChildren();109    })).withMessage("java.lang.Exception: no children");110  }111  @Test112  void should_let_throwing_extractor_runtime_exception_bubble_up() {113    SortedSet<CartoonCharacter> childCharacters = newSortedSet(bart, lisa, maggie);114    assertThatExceptionOfType(RuntimeException.class).isThrownBy(() -> assertThat(childCharacters).flatExtracting(cartoonCharacter -> {115      if (cartoonCharacter.getChildren().isEmpty()) throw new RuntimeException("no children");116      return cartoonCharacter.getChildren();117    })).withMessage("no children");118  }119  @Test120  void should_allow_assertions_on_joined_lists_when_extracting_children_with_throwing_extractor() {121    SortedSet<CartoonCharacter> cartoonCharacters = newSortedSet(homer, fred);122    assertThat(cartoonCharacters).flatExtracting(cartoonCharacter -> {123      if (cartoonCharacter.getChildren().isEmpty()) throw new Exception("no children");124      return cartoonCharacter.getChildren();125    }).containsOnly(bart, lisa, maggie, pebbles);126  }127  @Test128  void should_allow_assertions_on_joined_lists_when_extracting_children_with_anonymous_class_throwing_extractor() {129    SortedSet<CartoonCharacter> cartoonCharacters = newSortedSet(homer, fred);130    assertThat(cartoonCharacters).flatExtracting(new ThrowingExtractor<CartoonCharacter, List<CartoonCharacter>, Exception>() {131      @Override132      public List<CartoonCharacter> extractThrows(CartoonCharacter cartoonCharacter) throws Exception {133        if (cartoonCharacter.getChildren().isEmpty()) throw new Exception("no children");134        return cartoonCharacter.getChildren();135      }136    }).containsOnly(bart, lisa, maggie, pebbles);137  }138  @Test139  void should_keep_existing_description_if_set_when_extracting_using_extractor() {140    assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat(newSortedSet(homer)).as("expected description")141                                                                                                    .flatExtracting(childrenExtractor)142                                                                                                    .isEmpty())143                                                   .withMessageContaining("[expected description]");144  }145  @Test146  void should_keep_existing_description_if_set_when_extracting_using_function() {...

extractThrows

Using AI Code Generation

1package org.assertj.core.api.iterable;2import java.util.List;3import java.util.Set;4import java.util.SortedSet;5import java.util.function.Function;6import net.bytebuddy.ByteBuddy;7import net.bytebuddy.NamingStrategy;8import net.bytebuddy.description.method.MethodDescription;9import net.bytebuddy.description.modifier.Visibility;10import net.bytebuddy.description.type.TypeDescription;11import net.bytebuddy.dynamic.DynamicType;12import net.bytebuddy.dynamic.loading.ClassLoadingStrategy;13import net.bytebuddy.dynamic.scaffold.subclass.ConstructorStrategy;14import net.bytebuddy.implementation.Implementation;15import net.bytebuddy.implementation.MethodCall;16import net.bytebuddy.implementation.bind.annotation.AllArguments;17import net.bytebuddy.implementation.bind.annotation.SuperCall;18import net.bytebuddy.implementation.bind.annotation.This;19import net.bytebuddy.matcher.ElementMatchers;20import net.bytebuddy.utility.RandomString;21import org.assertj.core.api.AbstractIterableAssert;22import org.assertj.core.api.IterableAssert;23import org.assertj.core.api.ThrowableAssert.ThrowingCallable;24import org.assertj.core.api.iterable.IterableAssert_flatExtracting_with_SortedSet_Test;25import org.assertj.core.util.Lists;26import org.assertj.core.util.Sets;27import org.junit.jupiter.api.Test;28public class IterableAssert_flatExtracting_with_SortedSet_Test$ByteBuddy$0e1e0f1c implements IterableAssert_flatExtracting_with_SortedSet_Test {29    private final IterableAssert_flatExtracting_with_SortedSet_Test delegate;30    public IterableAssert_flatExtracting_with_SortedSet_Test$ByteBuddy$0e1e0f1c() {31        try {32            Class<? extends IterableAssert_flatExtracting_with_SortedSet_Test> type = new ByteBuddy().with(new NamingStrategy.SuffixingRandom(RandomString.make(8))).subclass(IterableAssert_flatExtracting_with_SortedSet_Test.class).method(ElementMatchers.named("test

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