Type returnType = method.getGenericReturnType();
    Type paramType = getOnlyParameterType();
    TestSubtype spec = method.getAnnotation(TestSubtype.class);
    assertWithMessage("%s is subtype of %s", paramType, returnType)
        .that(TypeToken.of(paramType).isSubtypeOf(returnType))
        .isTrue();
    assertWithMessage("%s is supertype of %s", returnType, paramType)
        .that(TypeToken.of(returnType).isSupertypeOf(paramType))

    Type returnType = method.getGenericReturnType();
    Type paramType = getOnlyParameterType();
    TestSubtype spec = method.getAnnotation(TestSubtype.class);
    assertWithMessage("%s is subtype of %s", paramType, returnType)
        .that(TypeToken.of(paramType).isSubtypeOf(returnType))
        .isTrue();
    assertWithMessage("%s is supertype of %s", returnType, paramType)
        .that(TypeToken.of(returnType).isSupertypeOf(paramType))

        method.returnType = new TypeMetaData('ReturnType')
        method.addParameter('param1', new TypeMetaData('ParamType'))
        method.addParameter('param2', new TypeMetaData('ParamType2'))

        expect:
        method.signature == 'ReturnType method(ParamType param1, ParamType2 param2)'
        method.overrideSignature == 'method(ParamType, ParamType2)'
    }

    def formatsOverrideSignatureUsingRawParameterTypes() {

    Object[] params = new Object[paramTypes.length];
    for (int i = 0; i < paramTypes.length; i++) {
      Class<?> paramType = paramTypes[i];
      if (paramType.equals(String.class)) {
        params[i] = cause.toString();
      } else if (paramType.equals(Throwable.class)) {
        params[i] = cause;
      } else {
        return null;
      }
    }
    try {

  public void testWithMutualRecursiveBoundInTypeVariable() throws Exception {
    ParameterizedType paramType =
        (ParameterizedType)
            new WithGenericBound<String>() {}.getTargetType("withMutualRecursiveBound");
    TypeVariable<?> k = (TypeVariable<?>) paramType.getActualTypeArguments()[0];
    TypeVariable<?> v = (TypeVariable<?>) paramType.getActualTypeArguments()[1];

  public void testWithMutualRecursiveBoundInTypeVariable() throws Exception {
    ParameterizedType paramType =
        (ParameterizedType)
            new WithGenericBound<String>() {}.getTargetType("withMutualRecursiveBound");
    TypeVariable<?> k = (TypeVariable<?>) paramType.getActualTypeArguments()[0];
    TypeVariable<?> v = (TypeVariable<?>) paramType.getActualTypeArguments()[1];

    FreshValueGenerator paramValues = new FreshValueGenerator();
    List<@Nullable Object> passedArgs = Lists.newArrayList();
    for (Class<?> paramType : method.getParameterTypes()) {
      passedArgs.add(paramValues.generateFresh(paramType));
    }
    return passedArgs.toArray();
  }

  /** Tests a single interaction against a method. */

    FreshValueGenerator paramValues = new FreshValueGenerator();
    List<@Nullable Object> passedArgs = Lists.newArrayList();
    for (Class<?> paramType : method.getParameterTypes()) {
      passedArgs.add(paramValues.generateFresh(paramType));
    }
    return passedArgs.toArray();
  }

  /** Tests a single interaction against a method. */

                val sameParamCount = ktCtor.valueParameters.size == ctorParamTypes.size
                val sameParamTypes = sameParamCount && ctorParamTypes.mapIndexed { idx, paramType -> paramType.endsWith(ktCtor.valueParameters[idx].typeReference!!.text) }.all { it }
                sameName && sameParamCount && sameParamTypes
            }
            ?.isDocumentedAsSince(version) == true
    }

        MethodDoc method2 = methodDoc('methodName', id: 'method2Id', returnType: 'ReturnType2', description: 'overloaded description', comment: 'overloaded comment', paramTypes: ['ParamType'])
        _ * classDoc.classProperties >> []
        _ * classDoc.classMethods >> [method1, method2]
        _ * classDoc.classBlocks >> []
        _ * classDoc.classExtensions >> []