98 lines · cpp
1//===-- Unittests for utimes ----------------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "hdr/fcntl_macros.h"10#include "hdr/sys_stat_macros.h"11#include "hdr/types/struct_timeval.h"12#include "src/fcntl/open.h"13#include "src/stdio/remove.h"14#include "src/sys/stat/stat.h"15#include "src/sys/time/utimes.h"16#include "src/unistd/close.h"17 18#include "test/UnitTest/ErrnoCheckingTest.h"19#include "test/UnitTest/ErrnoSetterMatcher.h"20#include "test/UnitTest/Test.h"21 22using LlvmLibcUtimesTest = LIBC_NAMESPACE::testing::ErrnoCheckingTest;23 24// SUCCESS: Takes a file and successfully updates25// its last access and modified times.26TEST_F(LlvmLibcUtimesTest, ChangeTimesSpecific) {27 using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Succeeds;28 29 constexpr const char *FILE_PATH = "utimes_pass.test";30 auto TEST_FILE = libc_make_test_file_path(FILE_PATH);31 int fd = LIBC_NAMESPACE::open(TEST_FILE, O_WRONLY | O_CREAT, S_IRWXU);32 ASSERT_ERRNO_SUCCESS();33 ASSERT_GT(fd, 0);34 ASSERT_THAT(LIBC_NAMESPACE::close(fd), Succeeds(0));35 36 // make a dummy timeval struct37 struct timeval times[2];38 times[0].tv_sec = 54321;39 times[0].tv_usec = 12345;40 times[1].tv_sec = 43210;41 times[1].tv_usec = 23456;42 43 // ensure utimes succeeds44 ASSERT_THAT(LIBC_NAMESPACE::utimes(TEST_FILE, times), Succeeds(0));45 46 // verify the times values against stat of the TEST_FILE47 struct stat statbuf;48 ASSERT_EQ(LIBC_NAMESPACE::stat(TEST_FILE, &statbuf), 0);49 50 // seconds51 ASSERT_EQ(statbuf.st_atim.tv_sec, times[0].tv_sec);52 ASSERT_EQ(statbuf.st_mtim.tv_sec, times[1].tv_sec);53 54 // microseconds55 ASSERT_EQ(statbuf.st_atim.tv_nsec,56 static_cast<long>(times[0].tv_usec * 1000));57 ASSERT_EQ(statbuf.st_mtim.tv_nsec,58 static_cast<long>(times[1].tv_usec * 1000));59 60 ASSERT_THAT(LIBC_NAMESPACE::remove(TEST_FILE), Succeeds(0));61}62 63// FAILURE: Invalid values in the timeval struct64// to check that utimes rejects it.65TEST_F(LlvmLibcUtimesTest, InvalidMicroseconds) {66 using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Fails;67 using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Succeeds;68 69 constexpr const char *FILE_PATH = "utimes_fail.test";70 auto TEST_FILE = libc_make_test_file_path(FILE_PATH);71 int fd = LIBC_NAMESPACE::open(TEST_FILE, O_WRONLY | O_CREAT, S_IRWXU);72 ASSERT_GT(fd, 0);73 ASSERT_THAT(LIBC_NAMESPACE::close(fd), Succeeds(0));74 75 // make a dummy timeval struct76 // populated with bad usec values77 struct timeval times[2];78 times[0].tv_sec = 54321;79 times[0].tv_usec = 4567;80 times[1].tv_sec = 43210;81 times[1].tv_usec = 1000000; // invalid82 83 // ensure utimes fails84 ASSERT_THAT(LIBC_NAMESPACE::utimes(TEST_FILE, times), Fails(EINVAL));85 86 // check for failure on87 // the other possible bad values88 89 times[0].tv_sec = 54321;90 times[0].tv_usec = -4567; // invalid91 times[1].tv_sec = 43210;92 times[1].tv_usec = 1000;93 94 // ensure utimes fails once more95 ASSERT_THAT(LIBC_NAMESPACE::utimes(TEST_FILE, times), Fails(EINVAL));96 ASSERT_THAT(LIBC_NAMESPACE::remove(TEST_FILE), Succeeds(0));97}98