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//===-- sanitizer_mac_test.cpp --------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// Tests for sanitizer_mac.{h,cpp}
//
//===----------------------------------------------------------------------===//
#include "sanitizer_common/sanitizer_platform.h"
#if SANITIZER_MAC
#include "sanitizer_common/sanitizer_mac.h"
#include "gtest/gtest.h"
#include <sys/sysctl.h> // sysctlbyname
#include <mach/kern_return.h> // KERN_SUCCESS
namespace __sanitizer {
TEST(SanitizerMac, GetMacosAlignedVersion) {
MacosVersion vers = GetMacosAlignedVersion();
u16 kernel_major = GetDarwinKernelVersion().major;
bool macos_11 = (kernel_major >= 20);
u16 expected_major = macos_11 ? (kernel_major - 9) : 10;
u16 expected_minor = macos_11 ? 0 : (kernel_major - 4);
EXPECT_EQ(vers.major, expected_major);
EXPECT_EQ(vers.minor, expected_minor);
}
void ParseVersion(const char *vers, u16 *major, u16 *minor);
TEST(SanitizerMac, ParseVersion) {
u16 major, minor;
ParseVersion("11.22.33", &major, &minor);
EXPECT_EQ(major, 11);
EXPECT_EQ(minor, 22);
}
TEST(SanitizerMac, GetDarwinKernelVersion) {
DarwinKernelVersion vers = GetDarwinKernelVersion();
std::ostringstream oss;
oss << vers.major << '.' << vers.minor;
std::string actual = oss.str();
char buf[100];
size_t len = sizeof(buf);
int res = sysctlbyname("kern.osrelease", buf, &len, nullptr, 0);
ASSERT_EQ(res, KERN_SUCCESS);
std::string expected(buf);
// Prefix match
ASSERT_EQ(expected.compare(0, actual.size(), actual), 0);
}
} // namespace __sanitizer
#endif // SANITIZER_MAC
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