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44 lines
1.6 KiB
C++
44 lines
1.6 KiB
C++
// SPDX-License-Identifier: MIT
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// Copyright (c) 2018-2025, Advanced Micro Devices, Inc. All rights reserved.
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#include <gtest/gtest.h>
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#include <gmock/gmock.h>
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#include <string>
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#include <sstream>
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namespace ck_tile::test {
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static bool isTerminalOutput() { return isatty(fileno(stdout)) || isatty(fileno(stderr)); }
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// Returns a string highlighting differences between actual and expected.
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// Differences are enclosed in brackets with actual and expected parts separated by '|'.
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std::string inlineDiff(const std::string& actual,
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const std::string& expected,
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bool use_color = isTerminalOutput());
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// A convenience alias for inlineDiff to improve readability in test assertions.
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// Note that the function has O(n^2) complexity both in compute and in memory - do not use for very
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// long strings
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std::string formatInlineDiff(const std::string& actual, const std::string& expected);
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// Gmock matcher for string equality with inline diff output on failure
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class StringEqWithDiffMatcher : public ::testing::MatcherInterface<std::string>
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{
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public:
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explicit StringEqWithDiffMatcher(const std::string& expected);
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bool MatchAndExplain(std::string actual,
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::testing::MatchResultListener* listener) const override;
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void DescribeTo(std::ostream* os) const override;
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void DescribeNegationTo(std::ostream* os) const override;
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private:
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std::string expected_;
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};
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// Factory function for the StringEqWithDiff matcher
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::testing::Matcher<std::string> StringEqWithDiff(const std::string& expected);
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} // namespace ck_tile::test
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