302 lines
9.2 KiB
C++
302 lines
9.2 KiB
C++
$$ -*- mode: c++; -*-
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$var n = 50 $$ Maximum length of Values arguments we want to support.
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$var maxtuple = 10 $$ Maximum number of Combine arguments we want to support.
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// Copyright 2008 Google Inc.
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// All Rights Reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Author: vladl@google.com (Vlad Losev)
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// Type and function utilities for implementing parameterized tests.
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// This file is generated by a SCRIPT. DO NOT EDIT BY HAND!
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//
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// Currently Google Test supports at most $n arguments in Values,
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// and at most $maxtuple arguments in Combine. Please contact
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// googletestframework@googlegroups.com if you need more.
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// Please note that the number of arguments to Combine is limited
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// by the maximum arity of the implementation of tr1::tuple which is
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// currently set at $maxtuple.
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#ifndef GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PARAM_UTIL_GENERATED_H_
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#define GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PARAM_UTIL_GENERATED_H_
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// scripts/fuse_gtest.py depends on gtest's own header being #included
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// *unconditionally*. Therefore these #includes cannot be moved
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// inside #if GTEST_HAS_PARAM_TEST.
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#include "gtest/internal/gtest-param-util.h"
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#include "gtest/internal/gtest-port.h"
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#if GTEST_HAS_PARAM_TEST
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namespace testing {
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// Forward declarations of ValuesIn(), which is implemented in
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// include/gtest/gtest-param-test.h.
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template <typename ForwardIterator>
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internal::ParamGenerator<
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typename ::testing::internal::IteratorTraits<ForwardIterator>::value_type>
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ValuesIn(ForwardIterator begin, ForwardIterator end);
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template <typename T, size_t N>
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internal::ParamGenerator<T> ValuesIn(const T (&array)[N]);
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template <class Container>
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internal::ParamGenerator<typename Container::value_type> ValuesIn(
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const Container& container);
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namespace internal {
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// Used in the Values() function to provide polymorphic capabilities.
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template <typename T1>
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class ValueArray1 {
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public:
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explicit ValueArray1(T1 v1) : v1_(v1) {}
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template <typename T>
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operator ParamGenerator<T>() const { return ValuesIn(&v1_, &v1_ + 1); }
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private:
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// No implementation - assignment is unsupported.
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void operator=(const ValueArray1& other);
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const T1 v1_;
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};
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$range i 2..n
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$for i [[
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$range j 1..i
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template <$for j, [[typename T$j]]>
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class ValueArray$i {
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public:
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ValueArray$i($for j, [[T$j v$j]]) : $for j, [[v$(j)_(v$j)]] {}
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template <typename T>
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operator ParamGenerator<T>() const {
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const T array[] = {$for j, [[static_cast<T>(v$(j)_)]]};
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return ValuesIn(array);
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}
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private:
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// No implementation - assignment is unsupported.
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void operator=(const ValueArray$i& other);
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$for j [[
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const T$j v$(j)_;
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]]
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};
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]]
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# if GTEST_HAS_COMBINE
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// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.
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//
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// Generates values from the Cartesian product of values produced
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// by the argument generators.
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//
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$range i 2..maxtuple
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$for i [[
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$range j 1..i
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$range k 2..i
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template <$for j, [[typename T$j]]>
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class CartesianProductGenerator$i
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: public ParamGeneratorInterface< ::std::tr1::tuple<$for j, [[T$j]]> > {
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public:
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typedef ::std::tr1::tuple<$for j, [[T$j]]> ParamType;
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CartesianProductGenerator$i($for j, [[const ParamGenerator<T$j>& g$j]])
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: $for j, [[g$(j)_(g$j)]] {}
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virtual ~CartesianProductGenerator$i() {}
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virtual ParamIteratorInterface<ParamType>* Begin() const {
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return new Iterator(this, $for j, [[g$(j)_, g$(j)_.begin()]]);
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}
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virtual ParamIteratorInterface<ParamType>* End() const {
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return new Iterator(this, $for j, [[g$(j)_, g$(j)_.end()]]);
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}
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private:
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class Iterator : public ParamIteratorInterface<ParamType> {
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public:
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Iterator(const ParamGeneratorInterface<ParamType>* base, $for j, [[
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const ParamGenerator<T$j>& g$j,
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const typename ParamGenerator<T$j>::iterator& current$(j)]])
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: base_(base),
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$for j, [[
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begin$(j)_(g$j.begin()), end$(j)_(g$j.end()), current$(j)_(current$j)
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]] {
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ComputeCurrentValue();
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}
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virtual ~Iterator() {}
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virtual const ParamGeneratorInterface<ParamType>* BaseGenerator() const {
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return base_;
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}
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// Advance should not be called on beyond-of-range iterators
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// so no component iterators must be beyond end of range, either.
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virtual void Advance() {
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assert(!AtEnd());
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++current$(i)_;
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$for k [[
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if (current$(i+2-k)_ == end$(i+2-k)_) {
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current$(i+2-k)_ = begin$(i+2-k)_;
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++current$(i+2-k-1)_;
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}
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]]
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ComputeCurrentValue();
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}
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virtual ParamIteratorInterface<ParamType>* Clone() const {
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return new Iterator(*this);
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}
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virtual const ParamType* Current() const { return ¤t_value_; }
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virtual bool Equals(const ParamIteratorInterface<ParamType>& other) const {
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// Having the same base generator guarantees that the other
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// iterator is of the same type and we can downcast.
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GTEST_CHECK_(BaseGenerator() == other.BaseGenerator())
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<< "The program attempted to compare iterators "
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<< "from different generators." << std::endl;
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const Iterator* typed_other =
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CheckedDowncastToActualType<const Iterator>(&other);
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// We must report iterators equal if they both point beyond their
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// respective ranges. That can happen in a variety of fashions,
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// so we have to consult AtEnd().
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return (AtEnd() && typed_other->AtEnd()) ||
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($for j && [[
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current$(j)_ == typed_other->current$(j)_
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]]);
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}
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private:
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Iterator(const Iterator& other)
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: base_(other.base_), $for j, [[
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begin$(j)_(other.begin$(j)_),
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end$(j)_(other.end$(j)_),
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current$(j)_(other.current$(j)_)
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]] {
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ComputeCurrentValue();
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}
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void ComputeCurrentValue() {
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if (!AtEnd())
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current_value_ = ParamType($for j, [[*current$(j)_]]);
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}
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bool AtEnd() const {
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// We must report iterator past the end of the range when either of the
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// component iterators has reached the end of its range.
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return
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$for j || [[
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current$(j)_ == end$(j)_
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]];
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}
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// No implementation - assignment is unsupported.
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void operator=(const Iterator& other);
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const ParamGeneratorInterface<ParamType>* const base_;
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// begin[i]_ and end[i]_ define the i-th range that Iterator traverses.
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// current[i]_ is the actual traversing iterator.
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$for j [[
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const typename ParamGenerator<T$j>::iterator begin$(j)_;
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const typename ParamGenerator<T$j>::iterator end$(j)_;
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typename ParamGenerator<T$j>::iterator current$(j)_;
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]]
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ParamType current_value_;
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}; // class CartesianProductGenerator$i::Iterator
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// No implementation - assignment is unsupported.
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void operator=(const CartesianProductGenerator$i& other);
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$for j [[
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const ParamGenerator<T$j> g$(j)_;
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]]
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}; // class CartesianProductGenerator$i
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]]
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// INTERNAL IMPLEMENTATION - DO NOT USE IN USER CODE.
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//
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// Helper classes providing Combine() with polymorphic features. They allow
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// casting CartesianProductGeneratorN<T> to ParamGenerator<U> if T is
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// convertible to U.
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//
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$range i 2..maxtuple
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$for i [[
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$range j 1..i
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template <$for j, [[class Generator$j]]>
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class CartesianProductHolder$i {
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public:
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CartesianProductHolder$i($for j, [[const Generator$j& g$j]])
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: $for j, [[g$(j)_(g$j)]] {}
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template <$for j, [[typename T$j]]>
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operator ParamGenerator< ::std::tr1::tuple<$for j, [[T$j]]> >() const {
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return ParamGenerator< ::std::tr1::tuple<$for j, [[T$j]]> >(
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new CartesianProductGenerator$i<$for j, [[T$j]]>(
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$for j,[[
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static_cast<ParamGenerator<T$j> >(g$(j)_)
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]]));
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}
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private:
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// No implementation - assignment is unsupported.
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void operator=(const CartesianProductHolder$i& other);
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$for j [[
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const Generator$j g$(j)_;
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]]
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}; // class CartesianProductHolder$i
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]]
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# endif // GTEST_HAS_COMBINE
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} // namespace internal
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} // namespace testing
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#endif // GTEST_HAS_PARAM_TEST
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#endif // GTEST_INCLUDE_GTEST_INTERNAL_GTEST_PARAM_UTIL_GENERATED_H_
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