summaryrefslogtreecommitdiff
path: root/tests/core/mkdir.c
blob: ce11953f0c0717347eb6858d7f2f83d17f3d111a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
#include "clar_libgit2.h"
#include "futils.h"
#include "path.h"
#include "posix.h"

static void cleanup_basic_dirs(void *ref)
{
	GIT_UNUSED(ref);
	git_futils_rmdir_r("d0", NULL, GIT_RMDIR_EMPTY_HIERARCHY);
	git_futils_rmdir_r("d1", NULL, GIT_RMDIR_EMPTY_HIERARCHY);
	git_futils_rmdir_r("d2", NULL, GIT_RMDIR_EMPTY_HIERARCHY);
	git_futils_rmdir_r("d3", NULL, GIT_RMDIR_EMPTY_HIERARCHY);
	git_futils_rmdir_r("d4", NULL, GIT_RMDIR_EMPTY_HIERARCHY);
}

void test_core_mkdir__absolute(void)
{
	git_buf path = GIT_BUF_INIT;

	cl_set_cleanup(cleanup_basic_dirs, NULL);

	git_buf_joinpath(&path, clar_sandbox_path(), "d0");

	/* make a directory */
	cl_assert(!git_path_isdir(path.ptr));
	cl_git_pass(git_futils_mkdir(path.ptr, 0755, 0));
	cl_assert(git_path_isdir(path.ptr));

	git_buf_joinpath(&path, path.ptr, "subdir");
	cl_assert(!git_path_isdir(path.ptr));
	cl_git_pass(git_futils_mkdir(path.ptr, 0755, 0));
	cl_assert(git_path_isdir(path.ptr));

	/* ensure mkdir_r works for a single subdir */
	git_buf_joinpath(&path, path.ptr, "another");
	cl_assert(!git_path_isdir(path.ptr));
	cl_git_pass(git_futils_mkdir_r(path.ptr, 0755));
	cl_assert(git_path_isdir(path.ptr));

	/* ensure mkdir_r works */
	git_buf_joinpath(&path, clar_sandbox_path(), "d1/foo/bar/asdf");
	cl_assert(!git_path_isdir(path.ptr));
	cl_git_pass(git_futils_mkdir_r(path.ptr, 0755));
	cl_assert(git_path_isdir(path.ptr));

	/* ensure we don't imply recursive */
	git_buf_joinpath(&path, clar_sandbox_path(), "d2/foo/bar/asdf");
	cl_assert(!git_path_isdir(path.ptr));
	cl_git_fail(git_futils_mkdir(path.ptr, 0755, 0));
	cl_assert(!git_path_isdir(path.ptr));

	git_buf_dispose(&path);
}

void test_core_mkdir__basic(void)
{
	cl_set_cleanup(cleanup_basic_dirs, NULL);

	/* make a directory */
	cl_assert(!git_path_isdir("d0"));
	cl_git_pass(git_futils_mkdir("d0", 0755, 0));
	cl_assert(git_path_isdir("d0"));

	/* make a path */
	cl_assert(!git_path_isdir("d1"));
	cl_git_pass(git_futils_mkdir("d1/d1.1/d1.2", 0755, GIT_MKDIR_PATH));
	cl_assert(git_path_isdir("d1"));
	cl_assert(git_path_isdir("d1/d1.1"));
	cl_assert(git_path_isdir("d1/d1.1/d1.2"));

	/* make a dir exclusively */
	cl_assert(!git_path_isdir("d2"));
	cl_git_pass(git_futils_mkdir("d2", 0755, GIT_MKDIR_EXCL));
	cl_assert(git_path_isdir("d2"));

	/* make exclusive failure */
	cl_git_fail(git_futils_mkdir("d2", 0755, GIT_MKDIR_EXCL));

	/* make a path exclusively */
	cl_assert(!git_path_isdir("d3"));
	cl_git_pass(git_futils_mkdir("d3/d3.1/d3.2", 0755, GIT_MKDIR_PATH | GIT_MKDIR_EXCL));
	cl_assert(git_path_isdir("d3"));
	cl_assert(git_path_isdir("d3/d3.1/d3.2"));

	/* make exclusive path failure */
	cl_git_fail(git_futils_mkdir("d3/d3.1/d3.2", 0755, GIT_MKDIR_PATH | GIT_MKDIR_EXCL));
	/* ??? Should EXCL only apply to the last item in the path? */

	/* path with trailing slash? */
	cl_assert(!git_path_isdir("d4"));
	cl_git_pass(git_futils_mkdir("d4/d4.1/", 0755, GIT_MKDIR_PATH));
	cl_assert(git_path_isdir("d4/d4.1"));
}

static void cleanup_basedir(void *ref)
{
	GIT_UNUSED(ref);
	git_futils_rmdir_r("base", NULL, GIT_RMDIR_EMPTY_HIERARCHY);
}

void test_core_mkdir__with_base(void)
{
#define BASEDIR "base/dir/here"

	cl_set_cleanup(cleanup_basedir, NULL);

	cl_git_pass(git_futils_mkdir(BASEDIR, 0755, GIT_MKDIR_PATH));

	cl_git_pass(git_futils_mkdir_relative("a", BASEDIR, 0755, 0, NULL));
	cl_assert(git_path_isdir(BASEDIR "/a"));

	cl_git_pass(git_futils_mkdir_relative("b/b1/b2", BASEDIR, 0755, GIT_MKDIR_PATH, NULL));
	cl_assert(git_path_isdir(BASEDIR "/b/b1/b2"));

	/* exclusive with existing base */
	cl_git_pass(git_futils_mkdir_relative("c/c1/c2", BASEDIR, 0755, GIT_MKDIR_PATH | GIT_MKDIR_EXCL, NULL));

	/* fail: exclusive with duplicated suffix */
	cl_git_fail(git_futils_mkdir_relative("c/c1/c3", BASEDIR, 0755, GIT_MKDIR_PATH | GIT_MKDIR_EXCL, NULL));

	/* fail: exclusive with any duplicated component */
	cl_git_fail(git_futils_mkdir_relative("c/cz/cz", BASEDIR, 0755, GIT_MKDIR_PATH | GIT_MKDIR_EXCL, NULL));

	/* success: exclusive without path */
	cl_git_pass(git_futils_mkdir_relative("c/c1/c3", BASEDIR, 0755, GIT_MKDIR_EXCL, NULL));

	/* path with shorter base and existing dirs */
	cl_git_pass(git_futils_mkdir_relative("dir/here/d/", "base", 0755, GIT_MKDIR_PATH, NULL));
	cl_assert(git_path_isdir("base/dir/here/d"));

	/* fail: path with shorter base and existing dirs */
	cl_git_fail(git_futils_mkdir_relative("dir/here/e/", "base", 0755, GIT_MKDIR_PATH | GIT_MKDIR_EXCL, NULL));

	/* fail: base with missing components */
	cl_git_fail(git_futils_mkdir_relative("f/", "base/missing", 0755, GIT_MKDIR_PATH, NULL));

	/* success: shift missing component to path */
	cl_git_pass(git_futils_mkdir_relative("missing/f/", "base/", 0755, GIT_MKDIR_PATH, NULL));
}

static void cleanup_chmod_root(void *ref)
{
	mode_t *mode = ref;

	if (mode != NULL) {
		(void)p_umask(*mode);
		git__free(mode);
	}

	git_futils_rmdir_r("r", NULL, GIT_RMDIR_EMPTY_HIERARCHY);
}

#define check_mode(X,A) check_mode_at_line((X), (A), __FILE__, __LINE__)

static void check_mode_at_line(
	mode_t expected, mode_t actual, const char *file, int line)
{
	/* FAT filesystems don't support exec bit, nor group/world bits */
	if (!cl_is_chmod_supported()) {
		expected &= 0600;
		actual &= 0600;
	}

	clar__assert_equal(
		file, line, "expected_mode != actual_mode", 1,
		"%07o", (int)expected, (int)(actual & 0777));
}

void test_core_mkdir__chmods(void)
{
	struct stat st;
	mode_t *old = git__malloc(sizeof(mode_t));
	*old = p_umask(022);

	cl_set_cleanup(cleanup_chmod_root, old);

	cl_git_pass(git_futils_mkdir("r", 0777, 0));

	cl_git_pass(git_futils_mkdir_relative("mode/is/important", "r", 0777, GIT_MKDIR_PATH, NULL));

	cl_git_pass(git_path_lstat("r/mode", &st));
	check_mode(0755, st.st_mode);
	cl_git_pass(git_path_lstat("r/mode/is", &st));
	check_mode(0755, st.st_mode);
	cl_git_pass(git_path_lstat("r/mode/is/important", &st));
	check_mode(0755, st.st_mode);

	cl_git_pass(git_futils_mkdir_relative("mode2/is2/important2", "r", 0777, GIT_MKDIR_PATH | GIT_MKDIR_CHMOD, NULL));

	cl_git_pass(git_path_lstat("r/mode2", &st));
	check_mode(0755, st.st_mode);
	cl_git_pass(git_path_lstat("r/mode2/is2", &st));
	check_mode(0755, st.st_mode);
	cl_git_pass(git_path_lstat("r/mode2/is2/important2", &st));
	check_mode(0777, st.st_mode);

	cl_git_pass(git_futils_mkdir_relative("mode3/is3/important3", "r", 0777, GIT_MKDIR_PATH | GIT_MKDIR_CHMOD_PATH, NULL));

	cl_git_pass(git_path_lstat("r/mode3", &st));
	check_mode(0777, st.st_mode);
	cl_git_pass(git_path_lstat("r/mode3/is3", &st));
	check_mode(0777, st.st_mode);
	cl_git_pass(git_path_lstat("r/mode3/is3/important3", &st));
	check_mode(0777, st.st_mode);

	/* test that we chmod existing dir */

	cl_git_pass(git_futils_mkdir_relative("mode/is/important", "r", 0777, GIT_MKDIR_PATH | GIT_MKDIR_CHMOD, NULL));

	cl_git_pass(git_path_lstat("r/mode", &st));
	check_mode(0755, st.st_mode);
	cl_git_pass(git_path_lstat("r/mode/is", &st));
	check_mode(0755, st.st_mode);
	cl_git_pass(git_path_lstat("r/mode/is/important", &st));
	check_mode(0777, st.st_mode);

	/* test that we chmod even existing dirs if CHMOD_PATH is set */

	cl_git_pass(git_futils_mkdir_relative("mode2/is2/important2.1", "r", 0777, GIT_MKDIR_PATH | GIT_MKDIR_CHMOD_PATH, NULL));

	cl_git_pass(git_path_lstat("r/mode2", &st));
	check_mode(0777, st.st_mode);
	cl_git_pass(git_path_lstat("r/mode2/is2", &st));
	check_mode(0777, st.st_mode);
	cl_git_pass(git_path_lstat("r/mode2/is2/important2.1", &st));
	check_mode(0777, st.st_mode);
}

void test_core_mkdir__keeps_parent_symlinks(void)
{
#ifndef GIT_WIN32
	git_buf path = GIT_BUF_INIT;

	cl_set_cleanup(cleanup_basic_dirs, NULL);

	/* make a directory */
	cl_assert(!git_path_isdir("d0"));
	cl_git_pass(git_futils_mkdir("d0", 0755, 0));
	cl_assert(git_path_isdir("d0"));

	cl_must_pass(symlink("d0", "d1"));
	cl_assert(git_path_islink("d1"));

	cl_git_pass(git_futils_mkdir("d1/foo/bar", 0755, GIT_MKDIR_PATH|GIT_MKDIR_REMOVE_SYMLINKS));
	cl_assert(git_path_islink("d1"));
	cl_assert(git_path_isdir("d1/foo/bar"));
	cl_assert(git_path_isdir("d0/foo/bar"));

	cl_must_pass(symlink("d0", "d2"));
	cl_assert(git_path_islink("d2"));

	git_buf_joinpath(&path, clar_sandbox_path(), "d2/other/dir");

	cl_git_pass(git_futils_mkdir(path.ptr, 0755, GIT_MKDIR_PATH|GIT_MKDIR_REMOVE_SYMLINKS));
	cl_assert(git_path_islink("d2"));
	cl_assert(git_path_isdir("d2/other/dir"));
	cl_assert(git_path_isdir("d0/other/dir"));

	git_buf_dispose(&path);
#endif
}

void test_core_mkdir__mkdir_path_inside_unwriteable_parent(void)
{
	struct stat st;
	mode_t *old;

	/* FAT filesystems don't support exec bit, nor group/world bits */
	if (!cl_is_chmod_supported())
		return;

	cl_assert((old = git__malloc(sizeof(mode_t))) != NULL);
	*old = p_umask(022);
	cl_set_cleanup(cleanup_chmod_root, old);

	cl_git_pass(git_futils_mkdir("r", 0777, 0));
	cl_git_pass(git_futils_mkdir_relative("mode/is/important", "r", 0777, GIT_MKDIR_PATH, NULL));
	cl_git_pass(git_path_lstat("r/mode", &st));
	check_mode(0755, st.st_mode);

	cl_must_pass(p_chmod("r/mode", 0111));
	cl_git_pass(git_path_lstat("r/mode", &st));
	check_mode(0111, st.st_mode);

	cl_git_pass(
		git_futils_mkdir_relative("mode/is/okay/inside", "r", 0777, GIT_MKDIR_PATH, NULL));
	cl_git_pass(git_path_lstat("r/mode/is/okay/inside", &st));
	check_mode(0755, st.st_mode);

	cl_must_pass(p_chmod("r/mode", 0777));
}