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-rw-r--r--test/syscalls/linux/time.cc105
1 files changed, 0 insertions, 105 deletions
diff --git a/test/syscalls/linux/time.cc b/test/syscalls/linux/time.cc
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index 1ccb95733..000000000
--- a/test/syscalls/linux/time.cc
+++ /dev/null
@@ -1,105 +0,0 @@
-// Copyright 2018 The gVisor Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include <errno.h>
-#include <time.h>
-
-#include "gtest/gtest.h"
-#include "test/util/proc_util.h"
-#include "test/util/test_util.h"
-
-namespace gvisor {
-namespace testing {
-
-namespace {
-
-constexpr long kFudgeSeconds = 5;
-
-// Mimics the time(2) wrapper from glibc prior to 2.15.
-time_t vsyscall_time(time_t* t) {
- constexpr uint64_t kVsyscallTimeEntry = 0xffffffffff600400;
- return reinterpret_cast<time_t (*)(time_t*)>(kVsyscallTimeEntry)(t);
-}
-
-TEST(TimeTest, VsyscallTime_Succeeds) {
- SKIP_IF(!ASSERT_NO_ERRNO_AND_VALUE(IsVsyscallEnabled()));
-
- time_t t1, t2;
-
- {
- const DisableSave ds; // Timing assertions.
- EXPECT_THAT(time(&t1), SyscallSucceeds());
- EXPECT_THAT(vsyscall_time(&t2), SyscallSucceeds());
- }
-
- // Time should be monotonic.
- EXPECT_LE(static_cast<long>(t1), static_cast<long>(t2));
-
- // Check that it's within kFudge seconds.
- EXPECT_LE(static_cast<long>(t2), static_cast<long>(t1) + kFudgeSeconds);
-
- // Redo with save.
- EXPECT_THAT(time(&t1), SyscallSucceeds());
- EXPECT_THAT(vsyscall_time(&t2), SyscallSucceeds());
-
- // Time should be monotonic.
- EXPECT_LE(static_cast<long>(t1), static_cast<long>(t2));
-}
-
-TEST(TimeTest, VsyscallTime_InvalidAddressSIGSEGV) {
- EXPECT_EXIT(vsyscall_time(reinterpret_cast<time_t*>(0x1)),
- ::testing::KilledBySignal(SIGSEGV), "");
-}
-
-// Mimics the gettimeofday(2) wrapper from the Go runtime <= 1.2.
-int vsyscall_gettimeofday(struct timeval* tv, struct timezone* tz) {
- constexpr uint64_t kVsyscallGettimeofdayEntry = 0xffffffffff600000;
- return reinterpret_cast<int (*)(struct timeval*, struct timezone*)>(
- kVsyscallGettimeofdayEntry)(tv, tz);
-}
-
-TEST(TimeTest, VsyscallGettimeofday_Succeeds) {
- SKIP_IF(!ASSERT_NO_ERRNO_AND_VALUE(IsVsyscallEnabled()));
-
- struct timeval tv1, tv2;
- struct timezone tz1, tz2;
-
- {
- const DisableSave ds; // Timing assertions.
- EXPECT_THAT(gettimeofday(&tv1, &tz1), SyscallSucceeds());
- EXPECT_THAT(vsyscall_gettimeofday(&tv2, &tz2), SyscallSucceeds());
- }
-
- // See above.
- EXPECT_LE(static_cast<long>(tv1.tv_sec), static_cast<long>(tv2.tv_sec));
- EXPECT_LE(static_cast<long>(tv2.tv_sec),
- static_cast<long>(tv1.tv_sec) + kFudgeSeconds);
-
- // Redo with save.
- EXPECT_THAT(gettimeofday(&tv1, &tz1), SyscallSucceeds());
- EXPECT_THAT(vsyscall_gettimeofday(&tv2, &tz2), SyscallSucceeds());
-}
-
-TEST(TimeTest, VsyscallGettimeofday_InvalidAddressSIGSEGV) {
- SKIP_IF(!ASSERT_NO_ERRNO_AND_VALUE(IsVsyscallEnabled()));
-
- EXPECT_EXIT(vsyscall_gettimeofday(reinterpret_cast<struct timeval*>(0x1),
- reinterpret_cast<struct timezone*>(0x1)),
- ::testing::KilledBySignal(SIGSEGV), "");
-}
-
-} // namespace
-
-} // namespace testing
-} // namespace gvisor