diff options
Diffstat (limited to 'test/syscalls')
-rw-r--r-- | test/syscalls/linux/BUILD | 1 | ||||
-rw-r--r-- | test/syscalls/linux/open.cc | 53 | ||||
-rw-r--r-- | test/syscalls/linux/open_create.cc | 76 |
3 files changed, 49 insertions, 81 deletions
diff --git a/test/syscalls/linux/BUILD b/test/syscalls/linux/BUILD index 1cbe5479c..80e2837f8 100644 --- a/test/syscalls/linux/BUILD +++ b/test/syscalls/linux/BUILD @@ -1383,6 +1383,7 @@ cc_binary( "//test/util:file_descriptor", "//test/util:fs_util", gtest, + "//test/util:posix_error", "//test/util:temp_path", "//test/util:temp_umask", "//test/util:test_main", diff --git a/test/syscalls/linux/open.cc b/test/syscalls/linux/open.cc index 733b17834..e65ffee8f 100644 --- a/test/syscalls/linux/open.cc +++ b/test/syscalls/linux/open.cc @@ -75,55 +75,52 @@ class OpenTest : public FileTest { }; TEST_F(OpenTest, OTrunc) { - auto dirpath = JoinPath(GetAbsoluteTestTmpdir(), "truncd"); - ASSERT_THAT(mkdir(dirpath.c_str(), 0777), SyscallSucceeds()); - ASSERT_THAT(open(dirpath.c_str(), O_TRUNC, 0666), + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); + ASSERT_THAT(open(dir.path().c_str(), O_TRUNC, 0666), SyscallFailsWithErrno(EISDIR)); } TEST_F(OpenTest, OTruncAndReadOnlyDir) { - auto dirpath = JoinPath(GetAbsoluteTestTmpdir(), "truncd"); - ASSERT_THAT(mkdir(dirpath.c_str(), 0777), SyscallSucceeds()); - ASSERT_THAT(open(dirpath.c_str(), O_TRUNC | O_RDONLY, 0666), + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); + ASSERT_THAT(open(dir.path().c_str(), O_TRUNC | O_RDONLY, 0666), SyscallFailsWithErrno(EISDIR)); } TEST_F(OpenTest, OTruncAndReadOnlyFile) { - auto dirpath = JoinPath(GetAbsoluteTestTmpdir(), "truncfile"); - const FileDescriptor existing = - ASSERT_NO_ERRNO_AND_VALUE(Open(dirpath.c_str(), O_RDWR | O_CREAT, 0666)); - const FileDescriptor otrunc = ASSERT_NO_ERRNO_AND_VALUE( - Open(dirpath.c_str(), O_TRUNC | O_RDONLY, 0666)); + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); + auto path = JoinPath(dir.path(), "foo"); + EXPECT_NO_ERRNO(Open(path, O_RDWR | O_CREAT, 0666)); + EXPECT_NO_ERRNO(Open(path, O_TRUNC | O_RDONLY, 0666)); } TEST_F(OpenTest, OCreateDirectory) { SKIP_IF(IsRunningWithVFS1()); - auto dirpath = GetAbsoluteTestTmpdir(); + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); // Normal case: existing directory. - ASSERT_THAT(open(dirpath.c_str(), O_RDWR | O_CREAT, 0666), + ASSERT_THAT(open(dir.path().c_str(), O_RDWR | O_CREAT, 0666), SyscallFailsWithErrno(EISDIR)); // Trailing separator on existing directory. - ASSERT_THAT(open(dirpath.append("/").c_str(), O_RDWR | O_CREAT, 0666), + ASSERT_THAT(open(dir.path().append("/").c_str(), O_RDWR | O_CREAT, 0666), SyscallFailsWithErrno(EISDIR)); // Trailing separator on non-existing directory. - ASSERT_THAT(open(JoinPath(dirpath, "non-existent").append("/").c_str(), + ASSERT_THAT(open(JoinPath(dir.path(), "non-existent").append("/").c_str(), O_RDWR | O_CREAT, 0666), SyscallFailsWithErrno(EISDIR)); // "." special case. - ASSERT_THAT(open(JoinPath(dirpath, ".").c_str(), O_RDWR | O_CREAT, 0666), + ASSERT_THAT(open(JoinPath(dir.path(), ".").c_str(), O_RDWR | O_CREAT, 0666), SyscallFailsWithErrno(EISDIR)); } TEST_F(OpenTest, MustCreateExisting) { - auto dirPath = GetAbsoluteTestTmpdir(); + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); // Existing directory. - ASSERT_THAT(open(dirPath.c_str(), O_RDWR | O_CREAT | O_EXCL, 0666), + ASSERT_THAT(open(dir.path().c_str(), O_RDWR | O_CREAT | O_EXCL, 0666), SyscallFailsWithErrno(EEXIST)); // Existing file. - auto newFile = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateFileIn(dirPath)); + auto newFile = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateFileIn(dir.path())); ASSERT_THAT(open(newFile.path().c_str(), O_RDWR | O_CREAT | O_EXCL, 0666), SyscallFailsWithErrno(EEXIST)); } @@ -206,7 +203,8 @@ TEST_F(OpenTest, AtAbsPath) { } TEST_F(OpenTest, OpenNoFollowSymlink) { - const std::string link_path = JoinPath(GetAbsoluteTestTmpdir(), "link"); + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); + const std::string link_path = JoinPath(dir.path().c_str(), "link"); ASSERT_THAT(symlink(test_file_name_.c_str(), link_path.c_str()), SyscallSucceeds()); auto cleanup = Cleanup([link_path]() { @@ -227,8 +225,7 @@ TEST_F(OpenTest, OpenNoFollowStillFollowsLinksInPath) { // // We will then open tmp_folder/sym_folder/file with O_NOFOLLOW and it // should succeed as O_NOFOLLOW only applies to the final path component. - auto tmp_path = - ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDirIn(GetAbsoluteTestTmpdir())); + auto tmp_path = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); auto sym_path = ASSERT_NO_ERRNO_AND_VALUE( TempPath::CreateSymlinkTo(GetAbsoluteTestTmpdir(), tmp_path.path())); auto file_path = @@ -246,8 +243,7 @@ TEST_F(OpenTest, OpenNoFollowStillFollowsLinksInPath) { // // open("root/child/symlink/root/child/file") TEST_F(OpenTest, SymlinkRecurse) { - auto root = - ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDirIn(GetAbsoluteTestTmpdir())); + auto root = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); auto child = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDirIn(root.path())); auto symlink = ASSERT_NO_ERRNO_AND_VALUE( TempPath::CreateSymlinkTo(child.path(), "../..")); @@ -481,12 +477,8 @@ TEST_F(OpenTest, CanTruncateWithStrangePermissions) { ASSERT_NO_ERRNO(SetCapability(CAP_DAC_READ_SEARCH, false)); const DisableSave ds; // Permissions are dropped. std::string path = NewTempAbsPath(); - int fd; // Create a file without user permissions. - EXPECT_THAT( // SAVE_BELOW - fd = open(path.c_str(), O_CREAT | O_TRUNC | O_WRONLY, 055), - SyscallSucceeds()); - EXPECT_THAT(close(fd), SyscallSucceeds()); + EXPECT_NO_ERRNO(Open(path, O_CREAT | O_TRUNC | O_WRONLY, 055)); // Cannot open file because we are owner and have no permissions set. EXPECT_THAT(open(path.c_str(), O_RDONLY), SyscallFailsWithErrno(EACCES)); @@ -495,8 +487,7 @@ TEST_F(OpenTest, CanTruncateWithStrangePermissions) { EXPECT_THAT(chmod(path.c_str(), 0755), SyscallSucceeds()); // Now we can open the file again. - EXPECT_THAT(fd = open(path.c_str(), O_RDWR), SyscallSucceeds()); - EXPECT_THAT(close(fd), SyscallSucceeds()); + EXPECT_NO_ERRNO(Open(path, O_RDWR)); } TEST_F(OpenTest, OpenNonDirectoryWithTrailingSlash) { diff --git a/test/syscalls/linux/open_create.cc b/test/syscalls/linux/open_create.cc index 9d63782fb..f8fbea79e 100644 --- a/test/syscalls/linux/open_create.cc +++ b/test/syscalls/linux/open_create.cc @@ -22,6 +22,7 @@ #include "test/util/capability_util.h" #include "test/util/file_descriptor.h" #include "test/util/fs_util.h" +#include "test/util/posix_error.h" #include "test/util/temp_path.h" #include "test/util/temp_umask.h" #include "test/util/test_util.h" @@ -31,85 +32,60 @@ namespace testing { namespace { TEST(CreateTest, TmpFile) { - int fd; - EXPECT_THAT(fd = open(JoinPath(GetAbsoluteTestTmpdir(), "a").c_str(), - O_RDWR | O_CREAT, 0666), - SyscallSucceeds()); - EXPECT_THAT(close(fd), SyscallSucceeds()); + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); + EXPECT_NO_ERRNO(Open(JoinPath(dir.path(), "a"), O_RDWR | O_CREAT, 0666)); } TEST(CreateTest, ExistingFile) { - int fd; - EXPECT_THAT( - fd = open(JoinPath(GetAbsoluteTestTmpdir(), "ExistingFile").c_str(), - O_RDWR | O_CREAT, 0666), - SyscallSucceeds()); - EXPECT_THAT(close(fd), SyscallSucceeds()); - - EXPECT_THAT( - fd = open(JoinPath(GetAbsoluteTestTmpdir(), "ExistingFile").c_str(), - O_RDWR | O_CREAT, 0666), - SyscallSucceeds()); - EXPECT_THAT(close(fd), SyscallSucceeds()); + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); + auto path = JoinPath(dir.path(), "ExistingFile"); + EXPECT_NO_ERRNO(Open(path, O_RDWR | O_CREAT, 0666)); + EXPECT_NO_ERRNO(Open(path, O_RDWR | O_CREAT, 0666)); } TEST(CreateTest, CreateAtFile) { - int dirfd; - EXPECT_THAT(dirfd = open(GetAbsoluteTestTmpdir().c_str(), O_DIRECTORY, 0666), - SyscallSucceeds()); - EXPECT_THAT(openat(dirfd, "CreateAtFile", O_RDWR | O_CREAT, 0666), + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); + auto dirfd = ASSERT_NO_ERRNO_AND_VALUE(Open(dir.path(), O_DIRECTORY, 0666)); + EXPECT_THAT(openat(dirfd.get(), "CreateAtFile", O_RDWR | O_CREAT, 0666), SyscallSucceeds()); - EXPECT_THAT(close(dirfd), SyscallSucceeds()); } TEST(CreateTest, HonorsUmask_NoRandomSave) { const DisableSave ds; // file cannot be re-opened as writable. + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); TempUmask mask(0222); - int fd; - ASSERT_THAT( - fd = open(JoinPath(GetAbsoluteTestTmpdir(), "UmaskedFile").c_str(), - O_RDWR | O_CREAT, 0666), - SyscallSucceeds()); + auto fd = ASSERT_NO_ERRNO_AND_VALUE( + Open(JoinPath(dir.path(), "UmaskedFile"), O_RDWR | O_CREAT, 0666)); struct stat statbuf; - ASSERT_THAT(fstat(fd, &statbuf), SyscallSucceeds()); + ASSERT_THAT(fstat(fd.get(), &statbuf), SyscallSucceeds()); EXPECT_EQ(0444, statbuf.st_mode & 0777); - EXPECT_THAT(close(fd), SyscallSucceeds()); } TEST(CreateTest, CreateExclusively) { - std::string filename = NewTempAbsPath(); - - int fd; - ASSERT_THAT(fd = open(filename.c_str(), O_CREAT | O_RDWR, 0644), - SyscallSucceeds()); - EXPECT_THAT(close(fd), SyscallSucceeds()); - - EXPECT_THAT(open(filename.c_str(), O_CREAT | O_EXCL | O_RDWR, 0644), + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); + auto path = JoinPath(dir.path(), "foo"); + EXPECT_NO_ERRNO(Open(path, O_CREAT | O_RDWR, 0644)); + EXPECT_THAT(open(path.c_str(), O_CREAT | O_EXCL | O_RDWR, 0644), SyscallFailsWithErrno(EEXIST)); } TEST(CreateTest, CreatWithOTrunc) { - std::string dirpath = JoinPath(GetAbsoluteTestTmpdir(), "truncd"); - ASSERT_THAT(mkdir(dirpath.c_str(), 0777), SyscallSucceeds()); - ASSERT_THAT(open(dirpath.c_str(), O_CREAT | O_TRUNC, 0666), + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); + ASSERT_THAT(open(dir.path().c_str(), O_CREAT | O_TRUNC, 0666), SyscallFailsWithErrno(EISDIR)); } TEST(CreateTest, CreatDirWithOTruncAndReadOnly) { - std::string dirpath = JoinPath(GetAbsoluteTestTmpdir(), "truncd"); - ASSERT_THAT(mkdir(dirpath.c_str(), 0777), SyscallSucceeds()); - ASSERT_THAT(open(dirpath.c_str(), O_CREAT | O_TRUNC | O_RDONLY, 0666), + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); + ASSERT_THAT(open(dir.path().c_str(), O_CREAT | O_TRUNC | O_RDONLY, 0666), SyscallFailsWithErrno(EISDIR)); } TEST(CreateTest, CreatFileWithOTruncAndReadOnly) { - std::string dirpath = JoinPath(GetAbsoluteTestTmpdir(), "truncfile"); - int dirfd; - ASSERT_THAT(dirfd = open(dirpath.c_str(), O_RDWR | O_CREAT, 0666), - SyscallSucceeds()); - ASSERT_THAT(open(dirpath.c_str(), O_CREAT | O_TRUNC | O_RDONLY, 0666), - SyscallSucceeds()); - ASSERT_THAT(close(dirfd), SyscallSucceeds()); + auto dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); + auto path = JoinPath(dir.path(), "foo"); + ASSERT_NO_ERRNO(Open(path, O_RDWR | O_CREAT, 0666)); + ASSERT_NO_ERRNO(Open(path, O_CREAT | O_TRUNC | O_RDONLY, 0666)); } TEST(CreateTest, CreateFailsOnDirWithoutWritePerms) { |