1//===-- sanitizer_mac_test.cpp --------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// Tests for sanitizer_mac.{h,cpp}
10//
11//===----------------------------------------------------------------------===//
12
13#include "sanitizer_common/sanitizer_platform.h"
14#if SANITIZER_APPLE
15
16#include "sanitizer_common/sanitizer_mac.h"
17
18#include "gtest/gtest.h"
19
20#include <sys/sysctl.h> // sysctlbyname
21#include <mach/kern_return.h> // KERN_SUCCESS
22
23namespace __sanitizer {
24
25void ParseVersion(const char *vers, u16 *major, u16 *minor);
26
27TEST(SanitizerMac, ParseVersion) {
28 u16 major, minor;
29
30 ParseVersion("11.22.33", &major, &minor);
31 EXPECT_EQ(major, 11);
32 EXPECT_EQ(minor, 22);
33
34 ParseVersion("1.2", &major, &minor);
35 EXPECT_EQ(major, 1);
36 EXPECT_EQ(minor, 2);
37}
38
39// TODO(yln): Run sanitizer unit tests for the simulators (rdar://65680742)
40#if SANITIZER_IOSSIM
41TEST(SanitizerMac, GetMacosAlignedVersion) {
42 const char *vers_str;
43 if (SANITIZER_IOS || SANITIZER_TVOS) {
44 vers_str = "13.0";
45 } else if (SANITIZER_WATCHOS) {
46 vers_str = "6.5";
47 } else {
48 FAIL() << "unsupported simulator runtime";
49 }
50 setenv("SIMULATOR_RUNTIME_VERSION", vers_str, /*overwrite=*/1);
51
52 MacosVersion vers = GetMacosAlignedVersion();
53 EXPECT_EQ(vers.major, 10);
54 EXPECT_EQ(vers.minor, 15);
55}
56#else
57TEST(SanitizerMac, GetMacosAlignedVersion) {
58 MacosVersion vers = GetMacosAlignedVersion();
59 std::ostringstream oss;
60 oss << vers.major << '.' << vers.minor;
61 std::string actual = oss.str();
62
63 char buf[100];
64 size_t len = sizeof(buf);
65 int res = sysctlbyname("kern.osproductversion", buf, &len, nullptr, 0);
66 ASSERT_EQ(res, KERN_SUCCESS);
67 std::string expected(buf);
68
69 // Prefix match
70 ASSERT_EQ(expected.compare(0, actual.size(), actual), 0);
71}
72#endif
73
74TEST(SanitizerMac, GetDarwinKernelVersion) {
75 DarwinKernelVersion vers = GetDarwinKernelVersion();
76 std::ostringstream oss;
77 oss << vers.major << '.' << vers.minor;
78 std::string actual = oss.str();
79
80 char buf[100];
81 size_t len = sizeof(buf);
82 int res = sysctlbyname("kern.osrelease", buf, &len, nullptr, 0);
83 ASSERT_EQ(res, KERN_SUCCESS);
84 std::string expected(buf);
85
86 // Prefix match
87 ASSERT_EQ(expected.compare(0, actual.size(), actual), 0);
88}
89
90} // namespace __sanitizer
91
92#endif // SANITIZER_APPLE
93

source code of compiler-rt/lib/sanitizer_common/tests/sanitizer_mac_test.cpp