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// Copyright (c) 2016 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef TEST_OPT_PASS_UTILS_H_
#define TEST_OPT_PASS_UTILS_H_
#include <algorithm>
#include <functional>
#include <iterator>
#include <string>
#include <vector>
#include "gtest/gtest.h"
#include "include/spirv-tools/libspirv.h"
#include "include/spirv-tools/libspirv.hpp"
namespace spvtools {
namespace opt {
struct Message {
spv_message_level_t level;
const char* source_file;
uint32_t line_number;
uint32_t column_number;
const char* message;
};
// Return a message consumer that can be used to check that the message produced
// are the messages in |expexted_messages|, and in the same order.
MessageConsumer GetTestMessageConsumer(std::vector<Message>& expected_messages);
// In-place substring replacement. Finds the |find_str| in the |process_str|
// and replaces the found substring with |replace_str|. Returns true if at
// least one replacement is done successfully, returns false otherwise. The
// replaced substring won't be processed again, which means: If the
// |replace_str| has |find_str| as its substring, that newly replaced part of
// |process_str| won't be processed again.
bool FindAndReplace(std::string* process_str, const std::string find_str,
const std::string replace_str);
// Returns true if the given string contains any debug opcode substring.
bool ContainsDebugOpcode(const char* inst);
// Returns the concatenated string from a vector of |strings|, with postfixing
// each string with the given |delimiter|. if the |skip_dictator| returns true
// for an original string, that string will be omitted.
std::string SelectiveJoin(const std::vector<const char*>& strings,
const std::function<bool(const char*)>& skip_dictator,
char delimiter = '\n');
// Concatenates a vector of strings into one string. Each string is postfixed
// with '\n'.
std::string JoinAllInsts(const std::vector<const char*>& insts);
// Concatenates a vector of strings into one string. Each string is postfixed
// with '\n'. If a string contains opcode for debug instruction, that string
// will be ignored.
std::string JoinNonDebugInsts(const std::vector<const char*>& insts);
// Returns a vector that contains the contents of |a| followed by the contents
// of |b|.
template <typename T>
std::vector<T> Concat(const std::vector<T>& a, const std::vector<T>& b) {
std::vector<T> ret;
std::copy(a.begin(), a.end(), back_inserter(ret));
std::copy(b.begin(), b.end(), back_inserter(ret));
return ret;
}
} // namespace opt
} // namespace spvtools
#endif // TEST_OPT_PASS_UTILS_H_
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