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//===-- MemoryMatcher.h -----------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIBC_TEST_UNITTEST_MEMORYMATCHER_H
#define LLVM_LIBC_TEST_UNITTEST_MEMORYMATCHER_H
#include "src/__support/CPP/span.h"
#include "src/__support/macros/config.h"
#include "test/UnitTest/Test.h"
namespace LIBC_NAMESPACE_DECL {
namespace testing {
using MemoryView = LIBC_NAMESPACE::cpp::span<const char>;
} // namespace testing
} // namespace LIBC_NAMESPACE_DECL
#if !LIBC_TEST_HAS_MATCHERS()
#define EXPECT_MEM_EQ(expected, actual) \
do { \
LIBC_NAMESPACE::testing::MemoryView e = (expected); \
LIBC_NAMESPACE::testing::MemoryView a = (actual); \
ASSERT_EQ(e.size(), a.size()); \
EXPECT_BYTES_EQ(e.data(), a.data(), e.size()); \
} while (0)
#define ASSERT_MEM_EQ(expected, actual) \
do { \
LIBC_NAMESPACE::testing::MemoryView e = (expected); \
LIBC_NAMESPACE::testing::MemoryView a = (actual); \
ASSERT_EQ(e.size(), a.size()); \
ASSERT_BYTES_EQ(e.data(), a.data(), e.size()); \
} while (0)
#else // LIBC_TEST_HAS_MATCHERS()
namespace LIBC_NAMESPACE_DECL {
namespace testing {
class MemoryMatcher : public Matcher<MemoryView> {
MemoryView expected;
MemoryView actual;
bool mismatch_size = false;
size_t mismatch_index = cpp::numeric_limits<size_t>::max();
public:
MemoryMatcher(MemoryView expectedValue) : expected(expectedValue) {}
bool match(MemoryView actualValue);
void explainError() override;
};
} // namespace testing
} // namespace LIBC_NAMESPACE_DECL
#define EXPECT_MEM_EQ(expected, actual) \
EXPECT_THAT(actual, LIBC_NAMESPACE::testing::MemoryMatcher(expected))
#define ASSERT_MEM_EQ(expected, actual) \
ASSERT_THAT(actual, LIBC_NAMESPACE::testing::MemoryMatcher(expected))
#endif // !LIBC_TEST_HAS_MATCHERS()
#endif // LLVM_LIBC_TEST_UNITTEST_MEMORYMATCHER_H
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