TestMu Conference is Back! Future of Testing + AI LambdaTest G2 Announcement

How to use findAllTypeVariables method of org.assertj.core.test.TypeCanonizer class

Best Assertj code snippet using org.assertj.core.test.TypeCanonizer.findAllTypeVariables

Source:TypeCanonizer.java

...47      return initialType;48    }49    ReplacementClassSupplier replacementClassSupplier = new ReplacementClassSupplier();50    TypeResolver typeResolver = new TypeResolver();51    for (TypeVariable<?> typeVariable : findAllTypeVariables(initialType)) {52      // Once we have all TypeVariable we need to resolve them with actual classes so the typeResolver can resolve53      // them properly54      typeResolver = typeResolver.where(typeVariable, replacementClassSupplier.get());55    }56    return typeResolver.resolveType(initialType);57  }58  private static boolean doesNotNeedCanonization(Type type) {59    return !(type instanceof ParameterizedType60             || type instanceof GenericArrayType61             || type instanceof WildcardType62             || type instanceof TypeVariable);63  }64  /**65   * @param type the type for which all type variables need to be extracted66   * @return all {@code type}'s {@link TypeVariable}67   */68  private static Set<TypeVariable<?>> findAllTypeVariables(Type type) {69    Set<TypeVariable<?>> typeVariables = new LinkedHashSet<>();70    populateAllTypeVariables(typeVariables, type);71    return typeVariables;72  }73  /**74   * Adds all {@code type}'s {@link TypeVariable} to {@code typeVariables}75   *76   * @param typeVariables that need to be populated77   * @param types the types for which the {@link TypeVariable}(s) need to be extracted78   */79  private static void populateAllTypeVariables(Set<TypeVariable<?>> typeVariables, Type... types) {80    for (Type type : types) {81      if (type instanceof ParameterizedType) {82        populateAllTypeVariables(typeVariables, ((ParameterizedType) type).getActualTypeArguments());...

findAllTypeVariables

Using AI Code Generation

1import org.assertj.core.test.TypeCanonizer;2import java.util.List;3import java.util.stream.Collectors;4import java.util.stream.Stream;5List<String> typeVariables = Stream.of(TypeCanonizer.findAllTypeVariables("java.util.List<java.lang.String>"))6    .map(t -> t.getName()).collect(Collectors.toList());7System.out.println(typeVariables);8[Ljava.lang.String;]

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.