typedef ::std::tr1::tuple<$for j, [[T$j]]> ParamType;

  CartesianProductGenerator$i($for j, [[const ParamGenerator<T$j>& g$j]])
      : $for j, [[g$(j)_(g$j)]] {}
  virtual ~CartesianProductGenerator$i() {}

  virtual ParamIteratorInterface<ParamType>* Begin() const {
    return new Iterator(this, $for j, [[g$(j)_, g$(j)_.begin()]]);
  }
  virtual ParamIteratorInterface<ParamType>* End() const {

class ParameterizedTestFactory : public TestFactoryBase {
 public:
  typedef typename TestClass::ParamType ParamType;
  explicit ParameterizedTestFactory(ParamType parameter) :
      parameter_(parameter) {}
  virtual Test* CreateTest() {
    TestClass::SetParam(&parameter_);
    return new TestClass();
  }

 private:
  const ParamType parameter_;

  GTEST_DISALLOW_COPY_AND_ASSIGN_(ParameterizedTestFactory);
};

        val paramTypes: Array<Type> = getArgumentTypes(signature)

        // Treat all parameters equally, regardless of whether they are implicit captured parameters or the lambda signature ones.
        // If any of them is of an unsupported type, a build that runs from the serialized state won't be able to provide an instance anyway.
        paramTypes.forEach { paramType ->

    return new Iterator(this, g1_, g1_.end(), g2_, g2_.end());
  }

 private:
  class Iterator : public ParamIteratorInterface<ParamType> {
   public:
    Iterator(const ParamGeneratorInterface<ParamType>* base,
      const ParamGenerator<T1>& g1,
      const typename ParamGenerator<T1>::iterator& current1,
      const ParamGenerator<T2>& g2,

    Class<?>[] paramTypes = constructor.getParameterTypes();
    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 {

        for (int i = 0; i < method.getParameterTypes().length; i++) {
            Type paramType = method.getParameterTypes()[i];
            if (paramType.equals(ServiceRegistration.class)) {
                params[i] = newRegistration();
            } else {
                Service paramProvider = find(paramType, allServices);
                if (paramProvider == null) {

        preIndex: DataSchemaBuilder.PreIndex
    ): DataParameter {
        val paramType = fnParam.type
        checkInScope(paramType, preIndex)
        val paramSemantics = getParameterSemantics(functionSemantics, function, fnParam, returnClass, preIndex)
        return DefaultDataParameter(fnParam.name, paramType.toDataTypeRefOrError(), fnParam.isOptional, paramSemantics)
    }

    private

    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. */

ValuesIn(ForwardIterator begin, ForwardIterator end) {
  typedef typename ::testing::internal::IteratorTraits<ForwardIterator>
      ::value_type ParamType;
  return internal::ParamGenerator<ParamType>(
      new internal::ValuesInIteratorRangeGenerator<ParamType>(begin, end));
}

template <typename T, size_t N>
internal::ParamGenerator<T> ValuesIn(const T (&array)[N]) {
  return ValuesIn(array, array + N);
}