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-rw-r--r--tests/util/filebuf.c267
1 files changed, 267 insertions, 0 deletions
diff --git a/tests/util/filebuf.c b/tests/util/filebuf.c
new file mode 100644
index 000000000..29b821144
--- /dev/null
+++ b/tests/util/filebuf.c
@@ -0,0 +1,267 @@
+#include "clar_libgit2.h"
+#include "filebuf.h"
+
+/* make sure git_filebuf_open doesn't delete an existing lock */
+void test_filebuf__0(void)
+{
+ git_filebuf file = GIT_FILEBUF_INIT;
+ int fd;
+ char test[] = "test", testlock[] = "test.lock";
+
+ fd = p_creat(testlock, 0744); /* -V536 */
+
+ cl_must_pass(fd);
+ cl_must_pass(p_close(fd));
+
+ cl_git_fail(git_filebuf_open(&file, test, 0, 0666));
+ cl_assert(git_fs_path_exists(testlock));
+
+ cl_must_pass(p_unlink(testlock));
+}
+
+
+/* make sure GIT_FILEBUF_APPEND works as expected */
+void test_filebuf__1(void)
+{
+ git_filebuf file = GIT_FILEBUF_INIT;
+ char test[] = "test";
+
+ cl_git_mkfile(test, "libgit2 rocks\n");
+
+ cl_git_pass(git_filebuf_open(&file, test, GIT_FILEBUF_APPEND, 0666));
+ cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
+ cl_git_pass(git_filebuf_commit(&file));
+
+ cl_assert_equal_file("libgit2 rocks\nlibgit2 rocks\n", 0, test);
+
+ cl_must_pass(p_unlink(test));
+}
+
+
+/* make sure git_filebuf_write writes large buffer correctly */
+void test_filebuf__2(void)
+{
+ git_filebuf file = GIT_FILEBUF_INIT;
+ char test[] = "test";
+ unsigned char buf[4096 * 4]; /* 2 * WRITE_BUFFER_SIZE */
+
+ memset(buf, 0xfe, sizeof(buf));
+
+ cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
+ cl_git_pass(git_filebuf_write(&file, buf, sizeof(buf)));
+ cl_git_pass(git_filebuf_commit(&file));
+
+ cl_assert_equal_file((char *)buf, sizeof(buf), test);
+
+ cl_must_pass(p_unlink(test));
+}
+
+/* make sure git_filebuf_cleanup clears the buffer */
+void test_filebuf__4(void)
+{
+ git_filebuf file = GIT_FILEBUF_INIT;
+ char test[] = "test";
+
+ cl_assert(file.buffer == NULL);
+
+ cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
+ cl_assert(file.buffer != NULL);
+
+ git_filebuf_cleanup(&file);
+ cl_assert(file.buffer == NULL);
+}
+
+
+/* make sure git_filebuf_commit clears the buffer */
+void test_filebuf__5(void)
+{
+ git_filebuf file = GIT_FILEBUF_INIT;
+ char test[] = "test";
+
+ cl_assert(file.buffer == NULL);
+
+ cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
+ cl_assert(file.buffer != NULL);
+ cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
+ cl_assert(file.buffer != NULL);
+
+ cl_git_pass(git_filebuf_commit(&file));
+ cl_assert(file.buffer == NULL);
+
+ cl_must_pass(p_unlink(test));
+}
+
+
+/* make sure git_filebuf_commit takes umask into account */
+void test_filebuf__umask(void)
+{
+ git_filebuf file = GIT_FILEBUF_INIT;
+ char test[] = "test";
+ struct stat statbuf;
+ mode_t mask, os_mask;
+
+#ifdef GIT_WIN32
+ os_mask = 0600;
+#else
+ os_mask = 0777;
+#endif
+
+ p_umask(mask = p_umask(0));
+
+ cl_assert(file.buffer == NULL);
+
+ cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
+ cl_assert(file.buffer != NULL);
+ cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
+ cl_assert(file.buffer != NULL);
+
+ cl_git_pass(git_filebuf_commit(&file));
+ cl_assert(file.buffer == NULL);
+
+ cl_must_pass(p_stat("test", &statbuf));
+ cl_assert_equal_i(statbuf.st_mode & os_mask, (0666 & ~mask) & os_mask);
+
+ cl_must_pass(p_unlink(test));
+}
+
+void test_filebuf__rename_error(void)
+{
+ git_filebuf file = GIT_FILEBUF_INIT;
+ char *dir = "subdir", *test = "subdir/test", *test_lock = "subdir/test.lock";
+ int fd;
+
+#ifndef GIT_WIN32
+ cl_skip();
+#endif
+
+ cl_git_pass(p_mkdir(dir, 0666));
+ cl_git_mkfile(test, "dummy content");
+ fd = p_open(test, O_RDONLY);
+ cl_assert(fd > 0);
+ cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
+
+ cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
+
+ cl_assert_equal_i(true, git_fs_path_exists(test_lock));
+
+ cl_git_fail(git_filebuf_commit(&file));
+ p_close(fd);
+
+ git_filebuf_cleanup(&file);
+
+ cl_assert_equal_i(false, git_fs_path_exists(test_lock));
+}
+
+void test_filebuf__symlink_follow(void)
+{
+ git_filebuf file = GIT_FILEBUF_INIT;
+ const char *dir = "linkdir", *source = "linkdir/link";
+
+ if (!git_fs_path_supports_symlinks(clar_sandbox_path()))
+ cl_skip();
+
+ cl_git_pass(p_mkdir(dir, 0777));
+ cl_git_pass(p_symlink("target", source));
+
+ cl_git_pass(git_filebuf_open(&file, source, 0, 0666));
+ cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
+
+ cl_assert_equal_i(true, git_fs_path_exists("linkdir/target.lock"));
+
+ cl_git_pass(git_filebuf_commit(&file));
+ cl_assert_equal_i(true, git_fs_path_exists("linkdir/target"));
+
+ git_filebuf_cleanup(&file);
+
+ /* The second time around, the target file does exist */
+ cl_git_pass(git_filebuf_open(&file, source, 0, 0666));
+ cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
+
+ cl_assert_equal_i(true, git_fs_path_exists("linkdir/target.lock"));
+
+ cl_git_pass(git_filebuf_commit(&file));
+ cl_assert_equal_i(true, git_fs_path_exists("linkdir/target"));
+
+ git_filebuf_cleanup(&file);
+ cl_git_pass(git_futils_rmdir_r(dir, NULL, GIT_RMDIR_REMOVE_FILES));
+}
+
+void test_filebuf__symlink_follow_absolute_paths(void)
+{
+ git_filebuf file = GIT_FILEBUF_INIT;
+ git_str source = GIT_STR_INIT, target = GIT_STR_INIT;
+
+ if (!git_fs_path_supports_symlinks(clar_sandbox_path()))
+ cl_skip();
+
+ cl_git_pass(git_str_joinpath(&source, clar_sandbox_path(), "linkdir/link"));
+ cl_git_pass(git_str_joinpath(&target, clar_sandbox_path(), "linkdir/target"));
+ cl_git_pass(p_mkdir("linkdir", 0777));
+ cl_git_pass(p_symlink(target.ptr, source.ptr));
+
+ cl_git_pass(git_filebuf_open(&file, source.ptr, 0, 0666));
+ cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
+
+ cl_assert_equal_i(true, git_fs_path_exists("linkdir/target.lock"));
+
+ cl_git_pass(git_filebuf_commit(&file));
+ cl_assert_equal_i(true, git_fs_path_exists("linkdir/target"));
+
+ git_filebuf_cleanup(&file);
+ git_str_dispose(&source);
+ git_str_dispose(&target);
+
+ cl_git_pass(git_futils_rmdir_r("linkdir", NULL, GIT_RMDIR_REMOVE_FILES));
+}
+
+void test_filebuf__symlink_depth(void)
+{
+ git_filebuf file = GIT_FILEBUF_INIT;
+ const char *dir = "linkdir", *source = "linkdir/link";
+
+ if (!git_fs_path_supports_symlinks(clar_sandbox_path()))
+ cl_skip();
+
+ cl_git_pass(p_mkdir(dir, 0777));
+ /* Endless loop */
+ cl_git_pass(p_symlink("link", source));
+
+ cl_git_fail(git_filebuf_open(&file, source, 0, 0666));
+
+ cl_git_pass(git_futils_rmdir_r(dir, NULL, GIT_RMDIR_REMOVE_FILES));
+}
+
+void test_filebuf__hidden_file(void)
+{
+#ifndef GIT_WIN32
+ cl_skip();
+#else
+ git_filebuf file = GIT_FILEBUF_INIT;
+ char *dir = "hidden", *test = "hidden/test";
+ bool hidden;
+
+ cl_git_pass(p_mkdir(dir, 0666));
+ cl_git_mkfile(test, "dummy content");
+
+ cl_git_pass(git_win32__set_hidden(test, true));
+ cl_git_pass(git_win32__hidden(&hidden, test));
+ cl_assert(hidden);
+
+ cl_git_pass(git_filebuf_open(&file, test, 0, 0666));
+
+ cl_git_pass(git_filebuf_printf(&file, "%s\n", "libgit2 rocks"));
+
+ cl_git_pass(git_filebuf_commit(&file));
+
+ git_filebuf_cleanup(&file);
+#endif
+}
+
+void test_filebuf__detects_directory(void)
+{
+ git_filebuf file = GIT_FILEBUF_INIT;
+
+ cl_must_pass(p_mkdir("foo", 0777));
+ cl_git_fail_with(GIT_EDIRECTORY, git_filebuf_open(&file, "foo", 0, 0666));
+ cl_must_pass(p_rmdir("foo"));
+}
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