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29 lines
1.1 KiB
C++
29 lines
1.1 KiB
C++
#pragma once
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#include <span>
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#include <cstdint>
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/// Flush coverage report to file, depending on coverage system
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/// proposed by compiler (llvm for clang and gcov for gcc).
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///
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/// Noop if build without coverage (WITH_COVERAGE=0).
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/// Thread safe (use exclusive lock).
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/// Idempotent, may be called multiple times.
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void dumpCoverageReportIfPossible();
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/// This is effective if SANITIZE_COVERAGE is enabled at build time.
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/// Get accumulated unique program addresses of the instrumented parts of the code,
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/// seen so far after program startup or after previous reset.
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/// The returned span will be represented as a sparse map, containing mostly zeros, which you should filter away.
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std::span<const uintptr_t> getCurrentCoverage();
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/// Similar but not being reset.
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std::span<const uintptr_t> getCumulativeCoverage();
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/// Get all instrumented addresses that could be in the coverage.
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std::span<const uintptr_t> getAllInstrumentedAddresses();
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/// Reset the accumulated coverage.
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/// This is useful to compare coverage of different tests, including differential coverage.
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void resetCoverage();
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