How to use extractTypeParameters method of org.assertj.core.api.Assertions_sync_with_InstanceOfAssertFactories_Test class

Best Assertj code snippet using org.assertj.core.api.Assertions_sync_with_InstanceOfAssertFactories_Test.extractTypeParameters

Source:Assertions_sync_with_InstanceOfAssertFactories_Test.java

...95  private Map<Type, Type> findFieldFactoryTypes() {96    return Stream.of(InstanceOfAssertFactories.class.getFields())97                 .filter(not(Field::isSynthetic)) // Exclude $jacocoData - see #590 and jacoco/jacoco#16898                 .map(Field::getGenericType)99                 .map(this::extractTypeParameters)100                 .filter(not(this::isIgnoredFieldFactory))101                 .collect(toMap(Entry::getKey, Entry::getValue));102  }103  private boolean isIgnoredFieldFactory(Entry<Type, Type> e) {104    return isIgnoredFactory(e, FIELD_FACTORIES_IGNORED_TYPES);105  }106  private Map<Type, Type> findMethodFactoryTypes() {107    return Stream.of(InstanceOfAssertFactories.class.getMethods())108                 .map(Method::getGenericReturnType)109                 .map(this::extractTypeParameters)110                 .filter(not(this::isIgnoredMethodFactory))111                 .collect(toMap(Entry::getKey, Entry::getValue));112  }113  private boolean isIgnoredMethodFactory(Entry<Type, Type> e) {114    return isIgnoredFactory(e, METHOD_FACTORIES_IGNORED_TYPES);115  }116  private boolean isIgnoredFactory(Entry<Type, Type> e, Class<?>... ignoredTypes) {117    return Stream.of(ignoredTypes).anyMatch(type -> e.getValue().equals(type));118  }119  private Entry<Type, Type> extractTypeParameters(Type type) {120    assertThat(type).asInstanceOf(type(ParameterizedType.class))121                    .returns(InstanceOfAssertFactory.class, from(ParameterizedType::getRawType))122                    .extracting(ParameterizedType::getActualTypeArguments)123                    .asInstanceOf(ARRAY)124                    .hasSize(2);125    Type[] typeArguments = ((ParameterizedType) type).getActualTypeArguments();126    return entry(normalize(typeArguments[0]), normalize(typeArguments[1]));127  }128  private Type normalize(Type type) {129    if (type instanceof ParameterizedType) {130      return ((ParameterizedType) type).getRawType();131    } else if (type instanceof TypeVariable) {132      Type[] bounds = ((TypeVariable<?>) type).getBounds();133      assertThat(bounds).hasSize(1);...

extractTypeParameters

Using AI Code Generation

1package org.assertj.core.api;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.Assertions.extractTypeParameters;4import java.util.List;5import org.assertj.core.util.introspection.IntrospectionError;6import org.junit.Test;7public class Assertions_sync_with_InstanceOfAssertFactories_Test {8  public void should_extract_type_parameters_from_assertion_factories() {9    List<Class<?>> typeParameters = extractTypeParameters(InstanceOfAssertFactories.list(String.class));10    assertThat(typeParameters).containsExactly(String.class);11  }12  public void should_extract_type_parameters_from_assertion_factories_when_multiple_level_of_inheritance() {13    List<Class<?>> typeParameters = extractTypeParameters(InstanceOfAssertFactories.listOf(String.class));14    assertThat(typeParameters).containsExactly(String.class);15  }16  public void should_extract_type_parameters_from_assertion_factories_when_multiple_level_of_inheritance_and_multiple_type_parameters() {17    List<Class<?>> typeParameters = extractTypeParameters(InstanceOfAssertFactories.listOf(InstanceOfAssertFactories.listOf(String.class)));18    assertThat(typeParameters).containsExactly(List.class, String.class);19  }20  public void should_extract_type_parameters_from_assertion_factories_when_multiple_level_of_inheritance_and_multiple_type_parameters_with_array() {21    List<Class<?>> typeParameters = extractTypeParameters(InstanceOfAssertFactories.listOf(InstanceOfAssertFactories.arrayOf(String.class)));22    assertThat(typeParameters).containsExactly(String[].class, String.class);23  }24  public void should_extract_type_parameters_from_assertion_factories_when_multiple_level_of_inheritance_and_multiple_type_parameters_with_array_and_multiple_level_of_inheritance() {25    List<Class<?>> typeParameters = extractTypeParameters(InstanceOfAssertFactories.listOf(InstanceOfAssertFactories.arrayOf(InstanceOfAssertFactories.listOf(String.class))));26    assertThat(typeParameters).containsExactly(List[].class, List.class, String.class);27  }28  public void should_extract_type_parameters_from_assertion_factories_when_multiple_level_of_inheritance_and_multiple_type_parameters_with_array_and_multiple_level_of_inheritance_with_array() {29    List<Class<?>> typeParameters = extractTypeParameters(InstanceOfAssertFactories.listOf(

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