1 | import os |
2 | import time |
3 | |
4 | const ( |
5 | // tfolder will contain all the temporary files/subfolders made by |
6 | // the different tests. It would be removed in testsuite_end(), so |
7 | // individual os tests do not need to clean up after themselves. |
8 | tfolder = os.join_path(os.vtmp_dir(), 'v', 'tests', 'os_test') |
9 | ) |
10 | |
11 | // os.args has to be *already initialized* with the program's argc/argv at this point |
12 | // thus it can be used for other consts too: |
13 | const args_at_start = os.args.clone() |
14 | |
15 | fn testsuite_begin() { |
16 | eprintln('testsuite_begin, tfolder = ${tfolder}') |
17 | os.rmdir_all(tfolder) or {} |
18 | assert !os.is_dir(tfolder) |
19 | os.mkdir_all(tfolder) or { panic(err) } |
20 | os.chdir(tfolder) or {} |
21 | assert os.is_dir(tfolder) |
22 | // println('args_at_start: $args_at_start') |
23 | assert args_at_start.len > 0 |
24 | assert args_at_start == os.args |
25 | } |
26 | |
27 | fn testsuite_end() { |
28 | os.chdir(os.wd_at_startup) or {} |
29 | os.rmdir_all(tfolder) or {} |
30 | // assert !os.is_dir(tfolder) |
31 | // eprintln('testsuite_end , tfolder = $tfolder removed.') |
32 | } |
33 | |
34 | fn test_open_file() { |
35 | filename := './test1.txt' |
36 | hello := 'hello world!' |
37 | os.open_file(filename, 'r+', 0o666) or { |
38 | assert err.msg() == 'No such file or directory' |
39 | os.File{} |
40 | } |
41 | mut file := os.open_file(filename, 'w+', 0o666) or { panic(err) } |
42 | file.write_string(hello) or { panic(err) } |
43 | file.close() |
44 | assert u64(hello.len) == os.file_size(filename) |
45 | read_hello := os.read_file(filename) or { panic('error reading file ${filename}') } |
46 | assert hello == read_hello |
47 | os.rm(filename) or { panic(err) } |
48 | } |
49 | |
50 | fn test_read_file_from_virtual_filesystem() { |
51 | $if linux { |
52 | mounts := os.read_file('/proc/mounts')! |
53 | |
54 | // it is not empty, contains some mounting such as root filesystem: /dev/x / ext4 rw 0 0 |
55 | assert mounts.len > 20 |
56 | assert mounts.contains('/') |
57 | assert mounts.contains(' ') |
58 | } |
59 | } |
60 | |
61 | fn test_read_binary_from_virtual_filesystem() { |
62 | $if linux { |
63 | mounts_raw := os.read_bytes('/proc/mounts')! |
64 | mounts := mounts_raw.bytestr() |
65 | |
66 | // it is not empty, contains some mounting such as root filesystem: /dev/x / ext4 rw 0 0 |
67 | assert mounts.len > 20 |
68 | assert mounts.contains('/') |
69 | assert mounts.contains(' ') |
70 | } |
71 | } |
72 | |
73 | fn test_open_file_binary() { |
74 | filename := './test1.dat' |
75 | hello := 'hello \n world!' |
76 | os.open_file(filename, 'r+', 0o666) or { |
77 | assert err.msg() == 'No such file or directory' |
78 | os.File{} |
79 | } |
80 | mut file := os.open_file(filename, 'wb+', 0o666) or { panic(err) } |
81 | bytes := hello.bytes() |
82 | unsafe { file.write_ptr(bytes.data, bytes.len) } |
83 | file.close() |
84 | assert u64(hello.len) == os.file_size(filename) |
85 | read_hello := os.read_bytes(filename) or { panic('error reading file ${filename}') } |
86 | assert bytes == read_hello |
87 | os.rm(filename) or { panic(err) } |
88 | } |
89 | |
90 | // fn test_file_get_line() { |
91 | // filename := './fgetline.txt' |
92 | // os.write_file(filename, 'line 1\nline 2') |
93 | // mut f := os.open_file(filename, 'r', 0) or { |
94 | // assert false |
95 | // return |
96 | // } |
97 | // line1 := f.get_line() or { |
98 | // '' |
99 | // } |
100 | // line2 := f.get_line() or { |
101 | // '' |
102 | // } |
103 | // f.close() |
104 | // // |
105 | // eprintln('line1: $line1 $line1.bytes()') |
106 | // eprintln('line2: $line2 $line2.bytes()') |
107 | // assert line1 == 'line 1\n' |
108 | // assert line2 == 'line 2' |
109 | // } |
110 | |
111 | fn create_file(fpath string) ! { |
112 | mut f := os.create(fpath)! |
113 | f.close() |
114 | } |
115 | |
116 | fn create_and_write_to_file(fpath string, content string) ! { |
117 | mut f := os.create(fpath)! |
118 | f.write_string(content)! |
119 | f.close() |
120 | } |
121 | |
122 | fn test_create_file() { |
123 | filename := './test1.txt' |
124 | hello := 'hello world!' |
125 | create_and_write_to_file(filename, hello)! |
126 | assert u64(hello.len) == os.file_size(filename) |
127 | os.rm(filename) or { panic(err) } |
128 | } |
129 | |
130 | fn test_is_file() { |
131 | // Setup |
132 | work_dir := os.join_path_single(tfolder, 'is_file_test') |
133 | os.mkdir_all(work_dir) or { panic(err) } |
134 | tfile := os.join_path_single(work_dir, 'tmp_file') |
135 | // Test things that shouldn't be a file |
136 | assert os.is_file(work_dir) == false |
137 | assert os.is_file('non-existent_file.tmp') == false |
138 | // Test file |
139 | tfile_content := 'temporary file' |
140 | os.write_file(tfile, tfile_content) or { panic(err) } |
141 | assert os.is_file(tfile) |
142 | // Test dir symlinks |
143 | $if windows { |
144 | assert true |
145 | } $else { |
146 | dsymlink := os.join_path_single(work_dir, 'dir_symlink') |
147 | os.symlink(work_dir, dsymlink) or { panic(err) } |
148 | assert os.is_file(dsymlink) == false |
149 | } |
150 | // Test file symlinks |
151 | $if windows { |
152 | assert true |
153 | } $else { |
154 | fsymlink := os.join_path_single(work_dir, 'file_symlink') |
155 | os.symlink(tfile, fsymlink) or { panic(err) } |
156 | assert os.is_file(fsymlink) |
157 | } |
158 | } |
159 | |
160 | fn test_write_and_read_string_to_file() { |
161 | filename := './test1.txt' |
162 | hello := 'hello world!' |
163 | os.write_file(filename, hello) or { panic(err) } |
164 | assert u64(hello.len) == os.file_size(filename) |
165 | read_hello := os.read_file(filename) or { panic('error reading file ${filename}') } |
166 | assert hello == read_hello |
167 | os.rm(filename) or { panic(err) } |
168 | } |
169 | |
170 | // test_write_and_read_bytes checks for regressions made in the functions |
171 | // read_bytes, read_bytes_at and write_bytes. |
172 | |
173 | fn test_write_and_read_bytes() { |
174 | file_name := './byte_reader_writer.tst' |
175 | payload := [u8(`I`), `D`, `D`, `Q`, `D`] |
176 | mut file_write := os.create(os.real_path(file_name)) or { |
177 | eprintln('failed to create file ${file_name}') |
178 | return |
179 | } |
180 | // We use the standard write_bytes function to write the payload and |
181 | // compare the length of the array with the file size (have to match). |
182 | unsafe { file_write.write_ptr(payload.data, 5) } |
183 | file_write.close() |
184 | assert u64(payload.len) == os.file_size(file_name) |
185 | mut file_read := os.open(os.real_path(file_name)) or { |
186 | eprintln('failed to open file ${file_name}') |
187 | return |
188 | } |
189 | // We only need to test read_bytes because this function calls |
190 | // read_bytes_at with second parameter zeroed (size, 0). |
191 | rbytes := file_read.read_bytes(5) |
192 | // eprintln('rbytes: $rbytes') |
193 | // eprintln('payload: $payload') |
194 | assert rbytes == payload |
195 | // check that trying to read data from EOF doesn't error and returns 0 |
196 | mut a := []u8{len: 5} |
197 | nread := file_read.read_bytes_into(5, mut a) or { |
198 | n := if err is os.Eof { |
199 | int(0) |
200 | } else { |
201 | eprintln(err) |
202 | int(-1) |
203 | } |
204 | n |
205 | } |
206 | assert nread == 0 |
207 | file_read.close() |
208 | // We finally delete the test file. |
209 | os.rm(file_name) or { panic(err) } |
210 | } |
211 | |
212 | fn test_ls() { |
213 | if x := os.ls('') { |
214 | assert false |
215 | } else { |
216 | assert true |
217 | } |
218 | if x := os.ls('.') { |
219 | assert x.len > 0 |
220 | } else { |
221 | assert false |
222 | } |
223 | } |
224 | |
225 | fn create_tree() ! { |
226 | os.mkdir_all('myfolder/f1/f2/f3')! |
227 | os.mkdir_all('myfolder/a1/a2/a3', mode: 0o700)! |
228 | f3 := os.real_path('myfolder/f1/f2/f3') |
229 | assert os.is_dir(f3) |
230 | create_file('myfolder/f1/f2/f3/a.txt')! |
231 | create_file('myfolder/f1/f2/f3/b.txt')! |
232 | create_file('myfolder/f1/f2/f3/c.txt')! |
233 | create_file('myfolder/f1/f2/f3/d.md')! |
234 | create_file('myfolder/f1/0.txt')! |
235 | create_file('myfolder/another.md')! |
236 | create_file('myfolder/a1/a2/a3/x.txt')! |
237 | create_file('myfolder/a1/a2/a3/y.txt')! |
238 | create_file('myfolder/a1/a2/a3/z.txt')! |
239 | create_file('myfolder/a1/1.txt')! |
240 | create_file('myfolder/xyz.ini')! |
241 | } |
242 | |
243 | fn remove_tree() { |
244 | os.rmdir_all('myfolder') or {} |
245 | } |
246 | |
247 | fn normalise_paths(paths []string) []string { |
248 | mut res := paths.map(it.replace(os.path_separator, '/')) |
249 | res.sort() |
250 | return res |
251 | } |
252 | |
253 | fn test_walk_ext() { |
254 | create_tree()! |
255 | defer { |
256 | remove_tree() |
257 | } |
258 | all := os.walk_ext('.', '') |
259 | assert all.len > 10 |
260 | top := normalise_paths(os.walk_ext('myfolder', '.txt')) |
261 | assert top == [ |
262 | 'myfolder/a1/1.txt', |
263 | 'myfolder/a1/a2/a3/x.txt', |
264 | 'myfolder/a1/a2/a3/y.txt', |
265 | 'myfolder/a1/a2/a3/z.txt', |
266 | 'myfolder/f1/0.txt', |
267 | 'myfolder/f1/f2/f3/a.txt', |
268 | 'myfolder/f1/f2/f3/b.txt', |
269 | 'myfolder/f1/f2/f3/c.txt', |
270 | ] |
271 | subfolder_txts := normalise_paths(os.walk_ext('myfolder/a1/a2', '.txt')) |
272 | assert subfolder_txts == [ |
273 | 'myfolder/a1/a2/a3/x.txt', |
274 | 'myfolder/a1/a2/a3/y.txt', |
275 | 'myfolder/a1/a2/a3/z.txt', |
276 | ] |
277 | mut mds := normalise_paths(os.walk_ext('myfolder', '.md')) |
278 | assert mds == ['myfolder/another.md', 'myfolder/f1/f2/f3/d.md'] |
279 | } |
280 | |
281 | fn test_walk_with_context() { |
282 | create_tree()! |
283 | defer { |
284 | remove_tree() |
285 | } |
286 | mut res := []string{} |
287 | os.walk_with_context('myfolder', &res, fn (mut res []string, fpath string) { |
288 | res << fpath |
289 | }) |
290 | res = normalise_paths(res) |
291 | assert 'myfolder/f1/f2/f3/b.txt' in res |
292 | assert 'myfolder/another.md' in res |
293 | } |
294 | |
295 | fn test_create_and_delete_folder() { |
296 | folder := './test1' |
297 | os.mkdir(folder) or { panic(err) } |
298 | assert os.is_dir(folder) |
299 | folder_contents := os.ls(folder) or { panic(err) } |
300 | assert folder_contents.len == 0 |
301 | os.rmdir(folder) or { panic(err) } |
302 | folder_exists := os.is_dir(folder) |
303 | assert folder_exists == false |
304 | } |
305 | |
306 | fn walk_callback(file string) { |
307 | if file == '.' || file == '..' { |
308 | return |
309 | } |
310 | assert file == 'test_walk' + os.path_separator + 'test1' |
311 | } |
312 | |
313 | fn test_walk() { |
314 | folder := 'test_walk' |
315 | os.mkdir(folder) or { panic(err) } |
316 | file1 := folder + os.path_separator + 'test1' |
317 | os.write_file(file1, 'test-1') or { panic(err) } |
318 | os.walk(folder, walk_callback) |
319 | os.rm(file1) or { panic(err) } |
320 | os.rmdir(folder) or { panic(err) } |
321 | } |
322 | |
323 | fn test_cp() { |
324 | old_file_name := 'cp_example.txt' |
325 | new_file_name := 'cp_new_example.txt' |
326 | os.write_file(old_file_name, 'Test data 1 2 3, V is awesome #$%^[]!~⭐') or { panic(err) } |
327 | os.cp(old_file_name, new_file_name) or { panic('${err}') } |
328 | old_file := os.read_file(old_file_name) or { panic(err) } |
329 | new_file := os.read_file(new_file_name) or { panic(err) } |
330 | assert old_file == new_file |
331 | os.rm(old_file_name) or { panic(err) } |
332 | os.rm(new_file_name) or { panic(err) } |
333 | } |
334 | |
335 | fn test_mv() { |
336 | work_dir := os.join_path_single(tfolder, 'mv_test') |
337 | os.mkdir_all(work_dir) or { panic(err) } |
338 | // Setup test files |
339 | tfile1 := os.join_path_single(work_dir, 'file') |
340 | tfile2 := os.join_path_single(work_dir, 'file.test') |
341 | tfile3 := os.join_path_single(work_dir, 'file.3') |
342 | tfile_content := 'temporary file' |
343 | os.write_file(tfile1, tfile_content) or { panic(err) } |
344 | os.write_file(tfile2, tfile_content) or { panic(err) } |
345 | // Setup test dirs |
346 | tdir1 := os.join_path_single(work_dir, 'dir') |
347 | tdir2 := os.join_path_single(work_dir, 'dir2') |
348 | tdir3 := os.join_path_single(work_dir, 'dir3') |
349 | os.mkdir(tdir1) or { panic(err) } |
350 | os.mkdir(tdir2) or { panic(err) } |
351 | // Move file with no extension to dir |
352 | os.mv(tfile1, tdir1) or { panic(err) } |
353 | mut expected := os.join_path_single(tdir1, 'file') |
354 | assert os.exists(expected) |
355 | assert !os.is_dir(expected) |
356 | // Move dir with contents to other dir |
357 | os.mv(tdir1, tdir2) or { panic(err) } |
358 | expected = os.join_path_single(tdir2, 'dir') |
359 | assert os.exists(expected) |
360 | assert os.is_dir(expected) |
361 | expected = os.join_path(tdir2, 'dir', 'file') |
362 | assert os.exists(expected) |
363 | assert !os.is_dir(expected) |
364 | // Move dir with contents to other dir (by renaming) |
365 | os.mv(os.join_path_single(tdir2, 'dir'), tdir3) or { panic(err) } |
366 | expected = tdir3 |
367 | assert os.exists(expected) |
368 | assert os.is_dir(expected) |
369 | assert os.is_dir_empty(tdir2) |
370 | // Move file with extension to dir |
371 | os.mv(tfile2, tdir2) or { panic(err) } |
372 | expected = os.join_path_single(tdir2, 'file.test') |
373 | assert os.exists(expected) |
374 | assert !os.is_dir(expected) |
375 | // Move file to dir (by renaming) |
376 | os.mv(os.join_path_single(tdir2, 'file.test'), tfile3) or { panic(err) } |
377 | expected = tfile3 |
378 | assert os.exists(expected) |
379 | assert !os.is_dir(expected) |
380 | } |
381 | |
382 | fn test_is_dir_empty() { |
383 | // Test that is_dir_empty returns true on |
384 | // non-existent directories ***as stated in it's doc string*** |
385 | assert os.is_dir_empty('dir that does not exist at all') |
386 | } |
387 | |
388 | fn test_cp_all() { |
389 | // fileX -> dir/fileX |
390 | // Note: clean up of the files happens inside the cleanup_leftovers function |
391 | os.write_file('ex1.txt', 'wow!') or { panic(err) } |
392 | os.mkdir('ex') or { panic(err) } |
393 | os.cp_all('ex1.txt', 'ex', false) or { panic(err) } |
394 | old := os.read_file('ex1.txt') or { panic(err) } |
395 | new := os.read_file('ex/ex1.txt') or { panic(err) } |
396 | assert old == new |
397 | os.mkdir('ex/ex2') or { panic(err) } |
398 | os.write_file('ex2.txt', 'great!') or { panic(err) } |
399 | os.cp_all('ex2.txt', 'ex/ex2', false) or { panic(err) } |
400 | old2 := os.read_file('ex2.txt') or { panic(err) } |
401 | new2 := os.read_file('ex/ex2/ex2.txt') or { panic(err) } |
402 | assert old2 == new2 |
403 | // recurring on dir -> local dir |
404 | os.cp_all('ex', './', true) or { panic(err) } |
405 | // regression test for executive runs with overwrite := true |
406 | os.cp_all('ex', './', true) or { panic(err) } |
407 | os.cp_all('ex', 'nonexisting', true) or { panic(err) } |
408 | assert os.exists(os.join_path_single('nonexisting', 'ex1.txt')) |
409 | } |
410 | |
411 | fn test_realpath_of_empty_string_works() { |
412 | assert os.real_path('') == '' |
413 | } |
414 | |
415 | fn test_realpath_non_existing() { |
416 | non_existing_path := 'sdyfuisd_non_existing_file' |
417 | rpath := os.real_path(non_existing_path) |
418 | $if windows { |
419 | // on windows, the workdir is prepended, so the result is absolute: |
420 | assert rpath.len > non_existing_path.len |
421 | } |
422 | $if !windows { |
423 | // on unix, the workdir is NOT prepended for now, so the result remains the same. |
424 | // TODO: the windows behaviour seems saner, think about normalising the unix case to do the same. |
425 | assert os.real_path(non_existing_path) == non_existing_path |
426 | } |
427 | } |
428 | |
429 | fn test_realpath_existing() { |
430 | existing_file_name := 'existing_file.txt' |
431 | existing_file := os.join_path_single(tfolder, existing_file_name) |
432 | os.rm(existing_file) or {} |
433 | os.write_file(existing_file, 'abc') or {} |
434 | assert os.exists(existing_file) |
435 | rpath := os.real_path(existing_file) |
436 | assert os.is_abs_path(rpath) |
437 | assert rpath.ends_with(existing_file_name) |
438 | os.rm(existing_file) or {} |
439 | } |
440 | |
441 | fn test_realpath_removes_dots() { |
442 | examples_folder := os.join_path(@VEXEROOT, 'vlib', 'v', '..', '..', 'cmd', '.', '..', |
443 | 'examples') |
444 | real_path_of_examples_folder := os.real_path(examples_folder) |
445 | assert real_path_of_examples_folder.len < examples_folder.len |
446 | assert !real_path_of_examples_folder.contains('..') |
447 | } |
448 | |
449 | fn test_realpath_absolutizes_existing_relative_paths() { |
450 | old_wd := os.getwd() |
451 | defer { |
452 | os.chdir(old_wd) or { panic(err) } |
453 | } |
454 | os.chdir(@VEXEROOT) or { panic(err) } |
455 | examples_folder := os.join_path('vlib', 'v', '..', '..', 'cmd', '.', '..', 'examples') |
456 | real_path_of_examples_folder := os.real_path(examples_folder) |
457 | assert os.is_abs_path(real_path_of_examples_folder) |
458 | } |
459 | |
460 | // TODO: think much more about whether this is desirable: |
461 | |
462 | fn test_realpath_does_not_absolutize_non_existing_relative_paths() { |
463 | relative_path := os.join_path('one', 'nonexisting_folder', '..', 'something') |
464 | $if !windows { |
465 | assert os.real_path(relative_path).contains('..') |
466 | assert os.real_path(relative_path) == relative_path |
467 | } |
468 | } |
469 | |
470 | fn test_realpath_absolutepath_symlink() { |
471 | file_name := 'tolink_file.txt' |
472 | symlink_name := 'symlink.txt' |
473 | create_file(file_name)! |
474 | os.symlink(file_name, symlink_name)! |
475 | rpath := os.real_path(symlink_name) |
476 | println(rpath) |
477 | assert os.is_abs_path(rpath) |
478 | assert rpath.ends_with(file_name) |
479 | os.rm(symlink_name) or {} |
480 | os.rm(file_name) or {} |
481 | } |
482 | |
483 | fn test_make_symlink_check_is_link_and_remove_symlink() { |
484 | folder := 'tfolder' |
485 | symlink := 'tsymlink' |
486 | // windows creates a directory symlink, so delete it with rmdir() |
487 | $if windows { |
488 | os.rmdir(symlink) or {} |
489 | } $else { |
490 | os.rm(symlink) or {} |
491 | } |
492 | os.rmdir(folder) or {} |
493 | os.mkdir(folder) or { panic(err) } |
494 | folder_contents := os.ls(folder) or { panic(err) } |
495 | assert folder_contents.len == 0 |
496 | os.symlink(folder, symlink) or { panic(err) } |
497 | assert os.is_link(symlink) |
498 | $if windows { |
499 | os.rmdir(symlink) or { panic(err) } |
500 | } $else { |
501 | os.rm(symlink) or { panic(err) } |
502 | } |
503 | os.rmdir(folder) or { panic(err) } |
504 | folder_exists := os.is_dir(folder) |
505 | assert folder_exists == false |
506 | symlink_exists := os.is_link(symlink) |
507 | assert symlink_exists == false |
508 | } |
509 | |
510 | fn test_make_symlink_check_is_link_and_remove_symlink_with_file() { |
511 | file := 'tfile' |
512 | symlink := 'tsymlink' |
513 | os.rm(symlink) or {} |
514 | os.rm(file) or {} |
515 | create_file(file)! |
516 | os.symlink(file, symlink) or { panic(err) } |
517 | assert os.is_link(symlink) |
518 | os.rm(symlink) or { panic(err) } |
519 | os.rm(file) or { panic(err) } |
520 | symlink_exists := os.is_link(symlink) |
521 | assert symlink_exists == false |
522 | } |
523 | |
524 | fn test_make_hardlink_check_is_link_and_remove_hardlink_with_file() { |
525 | file := 'tfile' |
526 | symlink := 'tsymlink' |
527 | os.rm(symlink) or {} |
528 | os.rm(file) or {} |
529 | create_file(file)! |
530 | os.link(file, symlink) or { panic(err) } |
531 | assert os.exists(symlink) |
532 | os.rm(symlink) or { panic(err) } |
533 | os.rm(file) or { panic(err) } |
534 | symlink_exists := os.is_link(symlink) |
535 | assert symlink_exists == false |
536 | } |
537 | |
538 | // fn test_fork() { |
539 | // pid := os.fork() |
540 | // if pid == 0 { |
541 | // println('Child') |
542 | // } |
543 | // else { |
544 | // println('Parent') |
545 | // } |
546 | // } |
547 | // fn test_wait() { |
548 | // pid := os.fork() |
549 | // if pid == 0 { |
550 | // println('Child') |
551 | // exit(0) |
552 | // } |
553 | // else { |
554 | // cpid := os.wait() |
555 | // println('Parent') |
556 | // println(cpid) |
557 | // } |
558 | // } |
559 | |
560 | fn test_symlink() { |
561 | os.mkdir('symlink') or { panic(err) } |
562 | os.symlink('symlink', 'symlink2') or { panic(err) } |
563 | assert os.exists('symlink2') |
564 | // cleanup |
565 | os.rmdir('symlink') or { panic(err) } |
566 | $if windows { |
567 | os.rmdir('symlink2') or { panic(err) } |
568 | } $else { |
569 | os.rm('symlink2') or { panic(err) } |
570 | } |
571 | } |
572 | |
573 | fn test_is_executable_writable_readable() { |
574 | file_name := 'rwxfile.exe' |
575 | create_file(file_name)! |
576 | $if !windows { |
577 | os.chmod(file_name, 0o600) or {} // mark as readable && writable, but NOT executable |
578 | assert os.is_writable(file_name) |
579 | assert os.is_readable(file_name) |
580 | assert !os.is_executable(file_name) |
581 | os.chmod(file_name, 0o700) or {} // mark as executable too |
582 | assert os.is_executable(file_name) |
583 | } $else { |
584 | assert os.is_writable(file_name) |
585 | assert os.is_readable(file_name) |
586 | assert os.is_executable(file_name) |
587 | } |
588 | // We finally delete the test file. |
589 | os.rm(file_name) or { panic(err) } |
590 | } |
591 | |
592 | fn test_file_ext() { |
593 | assert os.file_ext('file.v') == '.v' |
594 | assert os.file_ext('file.js.v') == '.v' |
595 | assert os.file_ext('file.ext1.ext2.ext3') == '.ext3' |
596 | assert os.file_ext('.ignore_me.v') == '.v' |
597 | assert os.file_ext('file') == '' |
598 | assert os.file_ext('.git') == '' |
599 | assert os.file_ext('file.') == '' |
600 | assert os.file_ext('.') == '' |
601 | assert os.file_ext('..') == '' |
602 | assert os.file_ext('file...') == '' |
603 | assert os.file_ext('.file.') == '' |
604 | assert os.file_ext('..file..') == '' |
605 | assert os.file_ext('./.git') == '' |
606 | assert os.file_ext('./.git/') == '' |
607 | assert os.file_ext('\\.git') == '' |
608 | assert os.file_ext('\\.git\\') == '' |
609 | } |
610 | |
611 | fn test_join() { |
612 | $if windows { |
613 | assert os.join_path('v', 'vlib', 'os') == 'v\\vlib\\os' |
614 | } $else { |
615 | assert os.join_path('v', 'vlib', 'os') == 'v/vlib/os' |
616 | assert os.join_path('/foo/bar', './file.txt') == '/foo/bar/file.txt' |
617 | } |
618 | } |
619 | |
620 | fn test_rmdir_all() { |
621 | mut dirs := ['some/dir', 'some/.hidden/directory'] |
622 | $if windows { |
623 | for mut d in dirs { |
624 | d = d.replace('/', '\\') |
625 | } |
626 | } |
627 | for d in dirs { |
628 | os.mkdir_all(d) or { panic(err) } |
629 | assert os.is_dir(d) |
630 | } |
631 | os.rmdir_all('some') or { assert false } |
632 | assert !os.exists('some') |
633 | } |
634 | |
635 | fn test_dir() { |
636 | $if windows { |
637 | assert os.dir('C:\\a\\b\\c') == 'C:\\a\\b' |
638 | assert os.dir('C:\\a\\b\\') == 'C:\\a\\b' |
639 | assert os.dir('C:/a/b/c') == 'C:\\a\\b' |
640 | assert os.dir('C:/a/b/') == 'C:\\a\\b' |
641 | } $else { |
642 | assert os.dir('/') == '/' |
643 | assert os.dir('/abc') == '/' |
644 | assert os.dir('/var/tmp/foo') == '/var/tmp' |
645 | assert os.dir('/var/tmp/') == '/var/tmp' |
646 | assert os.dir('C:\\a\\b\\c') == 'C:/a/b' |
647 | assert os.dir('C:\\a\\b\\') == 'C:/a/b' |
648 | } |
649 | assert os.dir('os') == '.' |
650 | } |
651 | |
652 | fn test_base() { |
653 | $if windows { |
654 | assert os.base('v\\vlib\\os') == 'os' |
655 | assert os.base('v\\vlib\\os\\') == 'os' |
656 | assert os.base('v/vlib/os') == 'os' |
657 | assert os.base('v/vlib/os/') == 'os' |
658 | } $else { |
659 | assert os.base('v/vlib/os') == 'os' |
660 | assert os.base('v/vlib/os/') == 'os' |
661 | assert os.base('v\\vlib\\os') == 'os' |
662 | assert os.base('v\\vlib\\os\\') == 'os' |
663 | } |
664 | assert os.base('filename') == 'filename' |
665 | } |
666 | |
667 | fn test_file_name() { |
668 | $if windows { |
669 | assert os.file_name('v\\vlib\\os\\os.v') == 'os.v' |
670 | assert os.file_name('v\\vlib\\os\\') == '' |
671 | assert os.file_name('v\\vlib\\os') == 'os' |
672 | } $else { |
673 | assert os.file_name('v/vlib/os/os.v') == 'os.v' |
674 | assert os.file_name('v/vlib/os/') == '' |
675 | assert os.file_name('v/vlib/os') == 'os' |
676 | } |
677 | assert os.file_name('filename') == 'filename' |
678 | } |
679 | |
680 | fn test_uname() { |
681 | u := os.uname() |
682 | assert u.sysname.len > 0 |
683 | assert u.nodename.len > 0 |
684 | assert u.release.len > 0 |
685 | assert u.version.len > 0 |
686 | assert u.machine.len > 0 |
687 | } |
688 | |
689 | // tests for write_file_array and read_file_array[T]: |
690 | const maxn = 3 |
691 | |
692 | struct IntPoint { |
693 | x int |
694 | y int |
695 | } |
696 | |
697 | fn test_write_file_array_bytes() { |
698 | fpath := './abytes.bin' |
699 | mut arr := []u8{len: maxn} |
700 | for i in 0 .. maxn { |
701 | arr[i] = 65 + u8(i) |
702 | } |
703 | os.write_file_array(fpath, arr) or { panic(err) } |
704 | rarr := os.read_bytes(fpath) or { panic(err) } |
705 | assert arr == rarr |
706 | // eprintln(arr.str()) |
707 | // eprintln(rarr.str()) |
708 | } |
709 | |
710 | fn test_write_file_array_structs() { |
711 | fpath := './astructs.bin' |
712 | mut arr := []IntPoint{len: maxn} |
713 | for i in 0 .. maxn { |
714 | arr[i] = IntPoint{65 + i, 65 + i + 10} |
715 | } |
716 | os.write_file_array(fpath, arr) or { panic(err) } |
717 | rarr := os.read_file_array[IntPoint](fpath) |
718 | assert rarr == arr |
719 | assert rarr.len == maxn |
720 | // eprintln( rarr.str().replace('\n', ' ').replace('},', '},\n')) |
721 | } |
722 | |
723 | fn test_stdout_capture() { |
724 | /* |
725 | mut cmd := os.Command{ |
726 | path:'cat' |
727 | redirect_stdout: true |
728 | } |
729 | cmd.start() |
730 | for !cmd.eof { |
731 | line := cmd.read_line() |
732 | println('line="$line"') |
733 | } |
734 | cmd.close() |
735 | */ |
736 | } |
737 | |
738 | fn test_posix_set_bit() { |
739 | $if windows { |
740 | assert true |
741 | } $else { |
742 | fpath := 'permtest' |
743 | create_file(fpath)! |
744 | os.chmod(fpath, 0o0777) or { panic(err) } |
745 | c_fpath := &char(fpath.str) |
746 | mut s := C.stat{} |
747 | unsafe { |
748 | C.stat(c_fpath, &s) |
749 | } |
750 | // Take the permissions part of the mode |
751 | mut mode := u32(s.st_mode) & 0o0777 |
752 | assert mode == 0o0777 |
753 | // `chmod u-r` |
754 | os.posix_set_permission_bit(fpath, os.s_irusr, false) |
755 | unsafe { |
756 | C.stat(c_fpath, &s) |
757 | } |
758 | mode = u32(s.st_mode) & 0o0777 |
759 | assert mode == 0o0377 |
760 | // `chmod u+r` |
761 | os.posix_set_permission_bit(fpath, os.s_irusr, true) |
762 | unsafe { |
763 | C.stat(c_fpath, &s) |
764 | } |
765 | mode = u32(s.st_mode) & 0o0777 |
766 | assert mode == 0o0777 |
767 | // Note: setting the sticky bit is platform dependend |
768 | // `chmod -s -g -t` |
769 | os.posix_set_permission_bit(fpath, os.s_isuid, false) |
770 | os.posix_set_permission_bit(fpath, os.s_isgid, false) |
771 | os.posix_set_permission_bit(fpath, os.s_isvtx, false) |
772 | unsafe { |
773 | C.stat(c_fpath, &s) |
774 | } |
775 | mode = u32(s.st_mode) & 0o0777 |
776 | assert mode == 0o0777 |
777 | // `chmod g-w o-w` |
778 | os.posix_set_permission_bit(fpath, os.s_iwgrp, false) |
779 | os.posix_set_permission_bit(fpath, os.s_iwoth, false) |
780 | unsafe { |
781 | C.stat(c_fpath, &s) |
782 | } |
783 | mode = u32(s.st_mode) & 0o7777 |
784 | assert mode == 0o0755 |
785 | os.rm(fpath) or {} |
786 | } |
787 | } |
788 | |
789 | fn test_exists_in_system_path() { |
790 | assert os.exists_in_system_path('') == false |
791 | $if windows { |
792 | assert os.exists_in_system_path('cmd.exe') |
793 | return |
794 | } |
795 | assert os.exists_in_system_path('ls') |
796 | } |
797 | |
798 | fn test_truncate() { |
799 | filename := './test_trunc.txt' |
800 | hello := 'hello world!' |
801 | mut f := os.create(filename)! |
802 | f.write_string(hello)! |
803 | f.close() |
804 | assert u64(hello.len) == os.file_size(filename) |
805 | newlen := u64(40000) |
806 | os.truncate(filename, newlen) or { panic(err) } |
807 | assert newlen == os.file_size(filename) |
808 | os.rm(filename) or { panic(err) } |
809 | } |
810 | |
811 | fn test_hostname() { |
812 | hostname := os.hostname() or { '' } |
813 | assert hostname.len > 2 |
814 | } |
815 | |
816 | // fn test_loginname() { |
817 | // loginname := os.loginname() or { '' } |
818 | // assert loginname.len > 2 |
819 | //} |
820 | |
821 | fn test_glob() { |
822 | os.mkdir('test_dir') or { panic(err) } |
823 | for i in 0 .. 4 { |
824 | if i == 3 { |
825 | create_file('test_dir/test0_another')! |
826 | create_file('test_dir/test')! |
827 | } else { |
828 | create_file('test_dir/test' + i.str())! |
829 | } |
830 | } |
831 | files := os.glob('test_dir/t*') or { panic(err) } |
832 | assert files.len == 5 |
833 | assert os.base(files[0]) == 'test' |
834 | |
835 | for i in 0 .. 3 { |
836 | os.rm('test_dir/test' + i.str()) or { panic(err) } |
837 | } |
838 | os.rm('test_dir/test0_another') or { panic(err) } |
839 | os.rm('test_dir/test') or { panic(err) } |
840 | os.rmdir_all('test_dir') or { panic(err) } |
841 | } |
842 | |
843 | fn test_utime() { |
844 | filename := './test_utime.txt' |
845 | hello := 'hello world!' |
846 | mut f := os.create(filename) or { panic(err) } |
847 | defer { |
848 | f.close() |
849 | os.rm(filename) or { panic(err) } |
850 | } |
851 | f.write_string(hello) or { panic(err) } |
852 | atime := time.now().add_days(2).unix_time() |
853 | mtime := time.now().add_days(4).unix_time() |
854 | os.utime(filename, int(atime), int(mtime)) or { panic(err) } |
855 | assert os.file_last_mod_unix(filename) == mtime |
856 | } |
857 | |
858 | fn test_execute() { |
859 | print0script := os.join_path_single(tfolder, 'print0.v') |
860 | // The output of the next command contains a 0 byte in the middle. |
861 | // Nevertheless, the execute function *should* return a string that |
862 | // contains it. |
863 | os.write_file(print0script, 'C.printf(c"start%cMIDDLE%cfinish\nxx", 0, 0)\n')! |
864 | defer { |
865 | os.rm(print0script) or {} |
866 | } |
867 | result := os.execute('${os.quoted_path(@VEXE)} run ${os.quoted_path(print0script)}') |
868 | hexresult := result.output.bytes().hex() |
869 | // println('exit_code: $result.exit_code') |
870 | // println('output: |$result.output|') |
871 | // println('output.len: $result.output.len') |
872 | // println('output hexresult: $hexresult') |
873 | assert result.exit_code == 0 |
874 | assert hexresult.starts_with('7374617274004d4944444c450066696e697368') |
875 | assert hexresult.ends_with('0a7878') |
876 | } |
877 | |
878 | fn test_execute_with_stderr_redirection() { |
879 | result := os.execute('${os.quoted_path(@VEXE)} wrong_command') |
880 | assert result.exit_code == 1 |
881 | assert result.output.contains('unknown command `wrong_command`') |
882 | |
883 | stderr_path := os.join_path_single(tfolder, 'stderr.txt') |
884 | result2 := os.execute('${os.quoted_path(@VEXE)} wrong_command 2> ${os.quoted_path(stderr_path)}') |
885 | assert result2.exit_code == 1 |
886 | assert result2.output == '' |
887 | assert os.exists(stderr_path) |
888 | } |
889 | |
890 | fn test_command() { |
891 | if os.user_os() == 'windows' { |
892 | eprintln('>>> os.Command is not implemented fully on Windows yet') |
893 | return |
894 | } |
895 | mut cmd := os.Command{ |
896 | path: 'ls' |
897 | } |
898 | |
899 | cmd.start() or { panic(err) } |
900 | for !cmd.eof { |
901 | cmd.read_line() |
902 | } |
903 | |
904 | cmd.close() or { panic(err) } |
905 | // dump( cmd ) |
906 | assert cmd.exit_code == 0 |
907 | |
908 | // This will return a non 0 code |
909 | mut cmd_to_fail := os.Command{ |
910 | path: 'ls -M' |
911 | } |
912 | |
913 | cmd_to_fail.start() or { panic(err) } |
914 | for !cmd_to_fail.eof { |
915 | cmd_to_fail.read_line() |
916 | } |
917 | |
918 | cmd_to_fail.close() or { panic(err) } |
919 | // dump( cmd_to_fail ) |
920 | assert cmd_to_fail.exit_code != 0 // 2 on linux, 1 on macos |
921 | } |
922 | |
923 | fn test_reading_from_proc_cpuinfo() { |
924 | // This test is only for plain linux systems (they have a /proc virtual filesystem). |
925 | $if android { |
926 | assert true |
927 | return |
928 | } |
929 | $if !linux { |
930 | assert true |
931 | return |
932 | } |
933 | info := os.read_file('/proc/cpuinfo')! |
934 | assert info.len > 0 |
935 | assert info.contains('processor') |
936 | assert info.ends_with('\n\n') |
937 | |
938 | info_bytes := os.read_bytes('/proc/cpuinfo')! |
939 | assert info_bytes.len > 0 |
940 | assert info.len == info_bytes.len |
941 | } |
942 | |
943 | fn test_reading_from_empty_file() { |
944 | empty_file := os.join_path_single(tfolder, 'empty_file.txt') |
945 | os.rm(empty_file) or {} |
946 | assert !os.exists(empty_file) |
947 | os.write_file(empty_file, '')! |
948 | assert os.exists(empty_file) |
949 | content := os.read_file(empty_file)! |
950 | assert content.len == 0 |
951 | content_bytes := os.read_bytes(empty_file)! |
952 | assert content_bytes.len == 0 |
953 | os.rm(empty_file)! |
954 | } |
955 | |
956 | fn move_across_partitions_using_function(f fn (src string, dst string) !) ! { |
957 | bindfs := os.find_abs_path_of_executable('bindfs') or { |
958 | eprintln('skipping test_mv_by_cp, because bindfs was not present') |
959 | return |
960 | } |
961 | // eprintln('>> $bindfs') |
962 | pfolder := os.join_path(tfolder, 'parent') |
963 | cfolder := os.join_path(pfolder, 'child') |
964 | mfolder := os.join_path(pfolder, 'mountpoint') |
965 | cdeepfolder := os.join_path(cfolder, 'deep', 'folder') |
966 | os.mkdir_all(mfolder)! |
967 | os.mkdir_all(cfolder)! |
968 | os.mkdir_all(cdeepfolder)! |
969 | // |
970 | original_path := os.join_path(pfolder, 'original.txt') |
971 | target_path := os.join_path(cdeepfolder, 'target.txt') |
972 | os.write_file(original_path, 'text')! |
973 | os.write_file(os.join_path(cdeepfolder, 'x.txt'), 'some text')! |
974 | // os.system('tree $pfolder') |
975 | /* |
976 | /tmp/v_1000/v/tests/os_test/parent |
977 | ├── child |
978 | │ └── deep |
979 | │ └── folder |
980 | │ └── x.txt |
981 | ├── mountpoint |
982 | └── original.txt |
983 | */ |
984 | os.system('${bindfs} --no-allow-other ${cfolder} ${mfolder}') |
985 | defer { |
986 | os.system('sync; umount ${mfolder}') |
987 | } |
988 | // os.system('tree $pfolder') |
989 | /* |
990 | /tmp/v_1000/v/tests/os_test/parent |
991 | ├── child |
992 | │ └── deep |
993 | │ └── folder |
994 | │ └── x.txt |
995 | ├── mountpoint |
996 | │ └── deep |
997 | │ └── folder |
998 | │ └── x.txt |
999 | └── original.txt |
1000 | */ |
1001 | |
1002 | f(original_path, target_path)! |
1003 | |
1004 | assert os.exists(target_path) |
1005 | assert !os.exists(original_path) |
1006 | } |
1007 | |
1008 | fn test_mv_by_cp_across_partitions() { |
1009 | move_across_partitions_using_function(os.mv_by_cp)! |
1010 | } |
1011 | |
1012 | fn test_mv_across_partitions() { |
1013 | move_across_partitions_using_function(os.mv)! |
1014 | } |