summaryrefslogtreecommitdiff
path: root/tests/libgit2/online/clone.c
blob: b635739b67601ecfd92c3a55219eb04a8dc55b8d (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
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
#include "clar_libgit2.h"

#include "git2/clone.h"
#include "git2/cred_helpers.h"
#include "remote.h"
#include "futils.h"
#include "refs.h"

#define LIVE_REPO_URL "http://github.com/libgit2/TestGitRepository"
#define LIVE_EMPTYREPO_URL "http://github.com/libgit2/TestEmptyRepository"
#define BB_REPO_URL "https://libgit2-test@bitbucket.org/libgit2-test/testgitrepository.git"
#define BB_REPO_URL_WITH_PASS "https://libgit2-test:YT77Ppm2nq8w4TYjGS8U@bitbucket.org/libgit2-test/testgitrepository.git"
#define BB_REPO_URL_WITH_WRONG_PASS "https://libgit2-test:wrong@bitbucket.org/libgit2-test/testgitrepository.git"
#define GOOGLESOURCE_REPO_URL "https://chromium.googlesource.com/external/github.com/sergi/go-diff"

#define SSH_REPO_URL "ssh://github.com/libgit2/TestGitRepository"

static git_repository *g_repo;
static git_clone_options g_options;

static char *_remote_url = NULL;
static char *_remote_user = NULL;
static char *_remote_pass = NULL;
static char *_remote_branch = NULL;
static char *_remote_sslnoverify = NULL;
static char *_remote_ssh_pubkey = NULL;
static char *_remote_ssh_privkey = NULL;
static char *_remote_ssh_passphrase = NULL;
static char *_remote_ssh_fingerprint = NULL;
static char *_remote_proxy_scheme = NULL;
static char *_remote_proxy_host = NULL;
static char *_remote_proxy_user = NULL;
static char *_remote_proxy_pass = NULL;
static char *_remote_proxy_selfsigned = NULL;
static char *_remote_expectcontinue = NULL;
static char *_remote_redirect_initial = NULL;
static char *_remote_redirect_subsequent = NULL;

static char *_github_ssh_pubkey = NULL;
static char *_github_ssh_privkey = NULL;
static char *_github_ssh_passphrase = NULL;
static char *_github_ssh_remotehostkey = NULL;

static int _orig_proxies_need_reset = 0;
static char *_orig_http_proxy = NULL;
static char *_orig_https_proxy = NULL;
static char *_orig_no_proxy = NULL;

static int ssl_cert(git_cert *cert, int valid, const char *host, void *payload)
{
	GIT_UNUSED(cert);
	GIT_UNUSED(host);
	GIT_UNUSED(payload);

	if (_remote_sslnoverify != NULL)
		valid = 1;

	return valid ? 0 : GIT_ECERTIFICATE;
}

void test_online_clone__initialize(void)
{
	git_checkout_options dummy_opts = GIT_CHECKOUT_OPTIONS_INIT;
	git_fetch_options dummy_fetch = GIT_FETCH_OPTIONS_INIT;

	g_repo = NULL;

	memset(&g_options, 0, sizeof(git_clone_options));
	g_options.version = GIT_CLONE_OPTIONS_VERSION;
	g_options.checkout_opts = dummy_opts;
	g_options.checkout_opts.checkout_strategy = GIT_CHECKOUT_SAFE;
	g_options.fetch_opts = dummy_fetch;
	g_options.fetch_opts.callbacks.certificate_check = ssl_cert;

	_remote_url = cl_getenv("GITTEST_REMOTE_URL");
	_remote_user = cl_getenv("GITTEST_REMOTE_USER");
	_remote_pass = cl_getenv("GITTEST_REMOTE_PASS");
	_remote_branch = cl_getenv("GITTEST_REMOTE_BRANCH");
	_remote_sslnoverify = cl_getenv("GITTEST_REMOTE_SSL_NOVERIFY");
	_remote_ssh_pubkey = cl_getenv("GITTEST_REMOTE_SSH_PUBKEY");
	_remote_ssh_privkey = cl_getenv("GITTEST_REMOTE_SSH_KEY");
	_remote_ssh_passphrase = cl_getenv("GITTEST_REMOTE_SSH_PASSPHRASE");
	_remote_ssh_fingerprint = cl_getenv("GITTEST_REMOTE_SSH_FINGERPRINT");
	_remote_proxy_scheme = cl_getenv("GITTEST_REMOTE_PROXY_SCHEME");
	_remote_proxy_host = cl_getenv("GITTEST_REMOTE_PROXY_HOST");
	_remote_proxy_user = cl_getenv("GITTEST_REMOTE_PROXY_USER");
	_remote_proxy_pass = cl_getenv("GITTEST_REMOTE_PROXY_PASS");
	_remote_proxy_selfsigned = cl_getenv("GITTEST_REMOTE_PROXY_SELFSIGNED");
	_remote_expectcontinue = cl_getenv("GITTEST_REMOTE_EXPECTCONTINUE");
	_remote_redirect_initial = cl_getenv("GITTEST_REMOTE_REDIRECT_INITIAL");
	_remote_redirect_subsequent = cl_getenv("GITTEST_REMOTE_REDIRECT_SUBSEQUENT");

	_github_ssh_pubkey = cl_getenv("GITTEST_GITHUB_SSH_PUBKEY");
	_github_ssh_privkey = cl_getenv("GITTEST_GITHUB_SSH_KEY");
	_github_ssh_passphrase = cl_getenv("GITTEST_GITHUB_SSH_PASSPHRASE");
	_github_ssh_remotehostkey = cl_getenv("GITTEST_GITHUB_SSH_REMOTE_HOSTKEY");

	if (_remote_expectcontinue)
		git_libgit2_opts(GIT_OPT_ENABLE_HTTP_EXPECT_CONTINUE, 1);

	_orig_proxies_need_reset = 0;
}

void test_online_clone__cleanup(void)
{
	if (g_repo) {
		git_repository_free(g_repo);
		g_repo = NULL;
	}
	cl_fixture_cleanup("./foo");
	cl_fixture_cleanup("./initial");
	cl_fixture_cleanup("./subsequent");

	git__free(_remote_url);
	git__free(_remote_user);
	git__free(_remote_pass);
	git__free(_remote_branch);
	git__free(_remote_sslnoverify);
	git__free(_remote_ssh_pubkey);
	git__free(_remote_ssh_privkey);
	git__free(_remote_ssh_passphrase);
	git__free(_remote_ssh_fingerprint);
	git__free(_remote_proxy_scheme);
	git__free(_remote_proxy_host);
	git__free(_remote_proxy_user);
	git__free(_remote_proxy_pass);
	git__free(_remote_proxy_selfsigned);
	git__free(_remote_expectcontinue);
	git__free(_remote_redirect_initial);
	git__free(_remote_redirect_subsequent);

	git__free(_github_ssh_pubkey);
	git__free(_github_ssh_privkey);
	git__free(_github_ssh_passphrase);
	git__free(_github_ssh_remotehostkey);

	if (_orig_proxies_need_reset) {
		cl_setenv("HTTP_PROXY", _orig_http_proxy);
		cl_setenv("HTTPS_PROXY", _orig_https_proxy);
		cl_setenv("NO_PROXY", _orig_no_proxy);

		git__free(_orig_http_proxy);
		git__free(_orig_https_proxy);
		git__free(_orig_no_proxy);
	}

	git_libgit2_opts(GIT_OPT_SET_SSL_CERT_LOCATIONS, NULL, NULL);
}

void test_online_clone__network_full(void)
{
	git_remote *origin;

	cl_git_pass(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));
	cl_assert(!git_repository_is_bare(g_repo));
	cl_git_pass(git_remote_lookup(&origin, g_repo, "origin"));

	cl_assert_equal_i(GIT_REMOTE_DOWNLOAD_TAGS_AUTO, origin->download_tags);

	git_remote_free(origin);
}

void test_online_clone__network_bare(void)
{
	git_remote *origin;

	g_options.bare = true;

	cl_git_pass(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));
	cl_assert(git_repository_is_bare(g_repo));
	cl_git_pass(git_remote_lookup(&origin, g_repo, "origin"));

	git_remote_free(origin);
}

void test_online_clone__empty_repository(void)
{
	git_reference *head;

	cl_git_pass(git_clone(&g_repo, LIVE_EMPTYREPO_URL, "./foo", &g_options));

	cl_assert_equal_i(true, git_repository_is_empty(g_repo));
	cl_assert_equal_i(true, git_repository_head_unborn(g_repo));

	cl_git_pass(git_reference_lookup(&head, g_repo, GIT_HEAD_FILE));
	cl_assert_equal_i(GIT_REFERENCE_SYMBOLIC, git_reference_type(head));
	cl_assert_equal_s("refs/heads/master", git_reference_symbolic_target(head));

	git_reference_free(head);
}

static void checkout_progress(const char *path, size_t cur, size_t tot, void *payload)
{
	bool *was_called = (bool*)payload;
	GIT_UNUSED(path); GIT_UNUSED(cur); GIT_UNUSED(tot);
	(*was_called) = true;
}

static int fetch_progress(const git_indexer_progress *stats, void *payload)
{
	bool *was_called = (bool*)payload;
	GIT_UNUSED(stats);
	(*was_called) = true;
	return 0;
}

void test_online_clone__can_checkout_a_cloned_repo(void)
{
	git_str path = GIT_STR_INIT;
	git_reference *head, *remote_head;
	bool checkout_progress_cb_was_called = false,
		  fetch_progress_cb_was_called = false;

	g_options.checkout_opts.checkout_strategy = GIT_CHECKOUT_SAFE;
	g_options.checkout_opts.progress_cb = &checkout_progress;
	g_options.checkout_opts.progress_payload = &checkout_progress_cb_was_called;
	g_options.fetch_opts.callbacks.transfer_progress = &fetch_progress;
	g_options.fetch_opts.callbacks.payload = &fetch_progress_cb_was_called;

	cl_git_pass(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));

	cl_git_pass(git_str_joinpath(&path, git_repository_workdir(g_repo), "master.txt"));
	cl_assert_equal_i(true, git_fs_path_isfile(git_str_cstr(&path)));

	cl_git_pass(git_reference_lookup(&head, g_repo, "HEAD"));
	cl_assert_equal_i(GIT_REFERENCE_SYMBOLIC, git_reference_type(head));
	cl_assert_equal_s("refs/heads/master", git_reference_symbolic_target(head));

	cl_git_pass(git_reference_lookup(&remote_head, g_repo, "refs/remotes/origin/HEAD"));
	cl_assert_equal_i(GIT_REFERENCE_SYMBOLIC, git_reference_type(remote_head));
	cl_assert_equal_s("refs/remotes/origin/master", git_reference_symbolic_target(remote_head));

	cl_assert_equal_i(true, checkout_progress_cb_was_called);
	cl_assert_equal_i(true, fetch_progress_cb_was_called);

	git_reference_free(remote_head);
	git_reference_free(head);
	git_str_dispose(&path);
}

static int remote_mirror_cb(git_remote **out, git_repository *repo,
			    const char *name, const char *url, void *payload)
{
	int error;
	git_remote *remote;

	GIT_UNUSED(payload);

	if ((error = git_remote_create_with_fetchspec(&remote, repo, name, url, "+refs/*:refs/*")) < 0)
		return error;

	*out = remote;
	return 0;
}

void test_online_clone__clone_mirror(void)
{
	git_clone_options opts = GIT_CLONE_OPTIONS_INIT;
	git_reference *head;

	bool fetch_progress_cb_was_called = false;

	opts.fetch_opts.callbacks.transfer_progress = &fetch_progress;
	opts.fetch_opts.callbacks.payload = &fetch_progress_cb_was_called;

	opts.bare = true;
	opts.remote_cb = remote_mirror_cb;

	cl_git_pass(git_clone(&g_repo, LIVE_REPO_URL, "./foo.git", &opts));

	cl_git_pass(git_reference_lookup(&head, g_repo, "HEAD"));
	cl_assert_equal_i(GIT_REFERENCE_SYMBOLIC, git_reference_type(head));
	cl_assert_equal_s("refs/heads/master", git_reference_symbolic_target(head));

	cl_assert_equal_i(true, fetch_progress_cb_was_called);

	git_reference_free(head);
	git_repository_free(g_repo);
	g_repo = NULL;

	cl_fixture_cleanup("./foo.git");
}

static int update_tips(const char *refname, const git_oid *a, const git_oid *b, void *payload)
{
	int *callcount = (int*)payload;
	GIT_UNUSED(refname); GIT_UNUSED(a); GIT_UNUSED(b);
	*callcount = *callcount + 1;
	return 0;
}

void test_online_clone__custom_remote_callbacks(void)
{
	int callcount = 0;

	g_options.fetch_opts.callbacks.update_tips = update_tips;
	g_options.fetch_opts.callbacks.payload = &callcount;

	cl_git_pass(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));
	cl_assert(callcount > 0);
}

void test_online_clone__custom_headers(void)
{
	char *empty_header = "";
	char *unnamed_header = "this is a header about nothing";
	char *newlines = "X-Custom: almost OK\n";
	char *conflict = "Accept: defined-by-git";
	char *ok = "X-Custom: this should be ok";

	g_options.fetch_opts.custom_headers.count = 1;

	g_options.fetch_opts.custom_headers.strings = &empty_header;
	cl_git_fail(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));

	g_options.fetch_opts.custom_headers.strings = &unnamed_header;
	cl_git_fail(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));

	g_options.fetch_opts.custom_headers.strings = &newlines;
	cl_git_fail(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));

	g_options.fetch_opts.custom_headers.strings = &conflict;
	cl_git_fail(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));

	/* Finally, we got it right! */
	g_options.fetch_opts.custom_headers.strings = &ok;
	cl_git_pass(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));
}

void test_online_clone__long_custom_header(void)
{
	/* Long custom header with 1500 characters */
	char *ok = "X-Custom: 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";

	g_options.fetch_opts.custom_headers.count = 1;
	g_options.fetch_opts.custom_headers.strings = &ok;
	cl_git_pass(git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));
}

static int cred_failure_cb(
	git_credential **cred,
	const char *url,
	const char *username_from_url,
	unsigned int allowed_types,
	void *data)
{
	GIT_UNUSED(cred); GIT_UNUSED(url); GIT_UNUSED(username_from_url);
	GIT_UNUSED(allowed_types); GIT_UNUSED(data);
	return -172;
}

void test_online_clone__cred_callback_failure_return_code_is_tunnelled(void)
{
	git__free(_remote_url);
	git__free(_remote_user);

	_remote_url = git__strdup("https://github.com/libgit2/non-existent");
	_remote_user = git__strdup("libgit2test");

	g_options.fetch_opts.callbacks.credentials = cred_failure_cb;

	cl_git_fail_with(-172, git_clone(&g_repo, _remote_url, "./foo", &g_options));
}

static int cred_count_calls_cb(git_credential **cred, const char *url, const char *user,
			       unsigned int allowed_types, void *data)
{
	size_t *counter = (size_t *) data;

	GIT_UNUSED(url); GIT_UNUSED(user); GIT_UNUSED(allowed_types);

	if (allowed_types == GIT_CREDENTIAL_USERNAME)
		return git_credential_username_new(cred, "foo");

	(*counter)++;

	if (*counter == 3)
		return GIT_EUSER;

	return git_credential_userpass_plaintext_new(cred, "foo", "bar");
}

void test_online_clone__cred_callback_called_again_on_auth_failure(void)
{
	size_t counter = 0;

	git__free(_remote_url);
	git__free(_remote_user);

	_remote_url = git__strdup("https://gitlab.com/libgit2/non-existent");
	_remote_user = git__strdup("libgit2test");

	g_options.fetch_opts.callbacks.credentials = cred_count_calls_cb;
	g_options.fetch_opts.callbacks.payload = &counter;

	cl_git_fail_with(GIT_EUSER, git_clone(&g_repo, _remote_url, "./foo", &g_options));
	cl_assert_equal_i(3, counter);
}

static int cred_default(
	git_credential **cred,
	const char *url,
	const char *user_from_url,
	unsigned int allowed_types,
	void *payload)
{
	GIT_UNUSED(url);
	GIT_UNUSED(user_from_url);
	GIT_UNUSED(payload);

	if (!(allowed_types & GIT_CREDENTIAL_DEFAULT))
		return 0;

	return git_credential_default_new(cred);
}

void test_online_clone__credentials(void)
{
	/* Remote URL environment variable must be set.
	 * User and password are optional.
	 */
	git_credential_userpass_payload user_pass = {
		_remote_user,
		_remote_pass
	};

	if (!_remote_url)
		clar__skip();

	if (cl_is_env_set("GITTEST_REMOTE_DEFAULT")) {
		g_options.fetch_opts.callbacks.credentials = cred_default;
	} else {
		g_options.fetch_opts.callbacks.credentials = git_credential_userpass;
		g_options.fetch_opts.callbacks.payload = &user_pass;
	}

	cl_git_pass(git_clone(&g_repo, _remote_url, "./foo", &g_options));
	git_repository_free(g_repo); g_repo = NULL;
	cl_fixture_cleanup("./foo");
}

void test_online_clone__credentials_via_custom_headers(void)
{
	const char *creds = "libgit2-test:YT77Ppm2nq8w4TYjGS8U";
	git_str auth = GIT_STR_INIT;

	cl_git_pass(git_str_puts(&auth, "Authorization: Basic "));
	cl_git_pass(git_str_encode_base64(&auth, creds, strlen(creds)));
	g_options.fetch_opts.custom_headers.count = 1;
	g_options.fetch_opts.custom_headers.strings = &auth.ptr;

	cl_git_pass(git_clone(&g_repo, "https://bitbucket.org/libgit2-test/testgitrepository.git", "./foo", &g_options));

	git_str_dispose(&auth);
}

void test_online_clone__bitbucket_style(void)
{
	git_credential_userpass_payload user_pass = {
		"libgit2-test", "YT77Ppm2nq8w4TYjGS8U"
	};

	g_options.fetch_opts.callbacks.credentials = git_credential_userpass;
	g_options.fetch_opts.callbacks.payload = &user_pass;

	cl_git_pass(git_clone(&g_repo, BB_REPO_URL, "./foo", &g_options));
	git_repository_free(g_repo); g_repo = NULL;
	cl_fixture_cleanup("./foo");
}

void test_online_clone__bitbucket_uses_creds_in_url(void)
{
	git_credential_userpass_payload user_pass = {
		"libgit2-test", "wrong"
	};

	g_options.fetch_opts.callbacks.credentials = git_credential_userpass;
	g_options.fetch_opts.callbacks.payload = &user_pass;

	/*
	 * Correct user and pass are in the URL; the (incorrect) creds in
	 * the `git_credential_userpass_payload` should be ignored.
	 */
	cl_git_pass(git_clone(&g_repo, BB_REPO_URL_WITH_PASS, "./foo", &g_options));
	git_repository_free(g_repo); g_repo = NULL;
	cl_fixture_cleanup("./foo");
}

void test_online_clone__bitbucket_falls_back_to_specified_creds(void)
{
	git_credential_userpass_payload user_pass = {
		"libgit2-test", "libgit2"
	};

	g_options.fetch_opts.callbacks.credentials = git_credential_userpass;
	g_options.fetch_opts.callbacks.payload = &user_pass;

	/*
	 * TODO: as of March 2018, bitbucket sporadically fails with
	 * 403s instead of replying with a 401 - but only sometimes.
	 */
	cl_skip();

	/*
	 * Incorrect user and pass are in the URL; the (correct) creds in
	 * the `git_credential_userpass_payload` should be used as a fallback.
	 */
	cl_git_pass(git_clone(&g_repo, BB_REPO_URL_WITH_WRONG_PASS, "./foo", &g_options));
	git_repository_free(g_repo); g_repo = NULL;
	cl_fixture_cleanup("./foo");
}

void test_online_clone__googlesource(void)
{
#ifdef __APPLE__
	cl_skip();
#else
	cl_git_pass(git_clone(&g_repo, GOOGLESOURCE_REPO_URL, "./foo", &g_options));
	git_repository_free(g_repo); g_repo = NULL;
	cl_fixture_cleanup("./foo");
#endif
}

static int cancel_at_half(const git_indexer_progress *stats, void *payload)
{
	GIT_UNUSED(payload);

	if (stats->received_objects > (stats->total_objects/2))
		return 4321;
	return 0;
}

void test_online_clone__can_cancel(void)
{
	g_options.fetch_opts.callbacks.transfer_progress = cancel_at_half;

	cl_git_fail_with(4321,
		git_clone(&g_repo, LIVE_REPO_URL, "./foo", &g_options));
}

static int cred_cb(git_credential **cred, const char *url, const char *user_from_url,
		   unsigned int allowed_types, void *payload)
{
	GIT_UNUSED(url); GIT_UNUSED(user_from_url); GIT_UNUSED(payload);

	if (allowed_types & GIT_CREDENTIAL_USERNAME)
		return git_credential_username_new(cred, _remote_user);

	if (allowed_types & GIT_CREDENTIAL_SSH_KEY)
		return git_credential_ssh_key_new(cred,
			_remote_user, _remote_ssh_pubkey,
			_remote_ssh_privkey, _remote_ssh_passphrase);

	git_error_set(GIT_ERROR_NET, "unexpected cred type");
	return -1;
}

static int check_ssh_auth_methods(git_credential **cred, const char *url, const char *username_from_url,
				  unsigned int allowed_types, void *data)
{
	int *with_user = (int *) data;
	GIT_UNUSED(cred); GIT_UNUSED(url); GIT_UNUSED(username_from_url); GIT_UNUSED(data);

	if (!*with_user)
		cl_assert_equal_i(GIT_CREDENTIAL_USERNAME, allowed_types);
	else
		cl_assert(!(allowed_types & GIT_CREDENTIAL_USERNAME));

	return GIT_EUSER;
}

static int succeed_certificate_check(git_cert *cert, int valid, const char *host, void *payload)
{
	GIT_UNUSED(cert);
	GIT_UNUSED(valid);
	GIT_UNUSED(payload);

	cl_assert_equal_s("github.com", host);

	return 0;
}

static int x509_succeed_certificate_check(git_cert *cert, int valid, const char *host, void *payload)
{
	GIT_UNUSED(valid);
	GIT_UNUSED(payload);

	cl_assert_equal_s("github.com", host);
	cl_assert_equal_i(GIT_CERT_X509, cert->cert_type);

	return 0;
}

static int fail_certificate_check(git_cert *cert, int valid, const char *host, void *payload)
{
	GIT_UNUSED(cert);
	GIT_UNUSED(valid);
	GIT_UNUSED(host);
	GIT_UNUSED(payload);

	return GIT_ECERTIFICATE;
}

static int github_credentials(
	git_credential **cred,
	const char *url,
	const char *username_from_url,
	unsigned int allowed_types,
	void *data)
{
	GIT_UNUSED(url);
	GIT_UNUSED(username_from_url);
	GIT_UNUSED(data);

	if ((allowed_types & GIT_CREDENTIAL_USERNAME) != 0) {
		return git_credential_username_new(cred, "git");
	}

	cl_assert((allowed_types & GIT_CREDENTIAL_SSH_KEY) != 0);

	return git_credential_ssh_key_memory_new(cred,
		"git",
		_github_ssh_pubkey,
		_github_ssh_privkey,
		_github_ssh_passphrase);
}

void test_online_clone__ssh_github(void)
{
#if !defined(GIT_SSH) || !defined(GIT_SSH_MEMORY_CREDENTIALS)
	clar__skip();
#endif

	if (!_github_ssh_pubkey || !_github_ssh_privkey)
		clar__skip();

	cl_fake_homedir(NULL);

	g_options.fetch_opts.callbacks.credentials = github_credentials;
	g_options.fetch_opts.callbacks.certificate_check = succeed_certificate_check;

	cl_git_pass(git_clone(&g_repo, SSH_REPO_URL, "./foo", &g_options));
}

void test_online_clone__ssh_auth_methods(void)
{
	int with_user;

#ifndef GIT_SSH
	clar__skip();
#endif
	g_options.fetch_opts.callbacks.credentials = check_ssh_auth_methods;
	g_options.fetch_opts.callbacks.payload = &with_user;
	g_options.fetch_opts.callbacks.certificate_check = succeed_certificate_check;

	with_user = 0;
	cl_git_fail_with(GIT_EUSER,
		git_clone(&g_repo, SSH_REPO_URL, "./foo", &g_options));

	with_user = 1;
	cl_git_fail_with(GIT_EUSER,
		git_clone(&g_repo, "ssh://git@github.com/libgit2/TestGitRepository", "./foo", &g_options));
}

/*
 * Ensure that the certificate check callback is still called, and
 * can accept a host key that is not in the known hosts file.
 */
void test_online_clone__ssh_certcheck_accepts_unknown(void)
{
#if !defined(GIT_SSH) || !defined(GIT_SSH_MEMORY_CREDENTIALS)
	clar__skip();
#endif

	if (!_github_ssh_pubkey || !_github_ssh_privkey)
		clar__skip();

	cl_fake_homedir(NULL);

	g_options.fetch_opts.callbacks.credentials = github_credentials;

	/* Ensure we fail without the certificate check */
	cl_git_fail_with(GIT_ECERTIFICATE,
		git_clone(&g_repo, SSH_REPO_URL, "./foo", NULL));

	/* Set the callback to accept the certificate */
	g_options.fetch_opts.callbacks.certificate_check = succeed_certificate_check;

	cl_git_pass(git_clone(&g_repo, SSH_REPO_URL, "./foo", &g_options));
}

/*
 * Ensure that the known hosts file is read and the certificate check
 * callback is still called after that.
 */
void test_online_clone__ssh_certcheck_override_knownhosts(void)
{
	git_str knownhostsfile = GIT_STR_INIT;

#if !defined(GIT_SSH) || !defined(GIT_SSH_MEMORY_CREDENTIALS)
	clar__skip();
#endif

	if (!_github_ssh_pubkey || !_github_ssh_privkey || !_github_ssh_remotehostkey)
		clar__skip();

	g_options.fetch_opts.callbacks.credentials = github_credentials;

	cl_fake_homedir(&knownhostsfile);
	cl_git_pass(git_str_joinpath(&knownhostsfile, knownhostsfile.ptr, ".ssh"));
	cl_git_pass(p_mkdir(knownhostsfile.ptr, 0777));

	cl_git_pass(git_str_joinpath(&knownhostsfile, knownhostsfile.ptr, "known_hosts"));
	cl_git_rewritefile(knownhostsfile.ptr, _github_ssh_remotehostkey);

	/* Ensure we succeed without the certificate check */
	cl_git_pass(git_clone(&g_repo, SSH_REPO_URL, "./foo", &g_options));
	git_repository_free(g_repo);
	g_repo = NULL;

	/* Set the callback to reject the certificate */
	g_options.fetch_opts.callbacks.certificate_check = fail_certificate_check;
	cl_git_fail_with(GIT_ECERTIFICATE, git_clone(&g_repo, SSH_REPO_URL, "./bar", &g_options));

	git_str_dispose(&knownhostsfile);
}

static int custom_remote_ssh_with_paths(
	git_remote **out,
	git_repository *repo,
	const char *name,
	const char *url,
	void *payload)
{
	int error;

	GIT_UNUSED(payload);

	if ((error = git_remote_create(out, repo, name, url)) < 0)
		return error;

	return 0;
}

void test_online_clone__ssh_with_paths(void)
{
	char *bad_paths[] = {
		"/bin/yes",
		"/bin/false",
	};
	char *good_paths[] = {
		"/usr/bin/git-upload-pack",
		"/usr/bin/git-receive-pack",
	};
	git_strarray arr = {
		bad_paths,
		2,
	};

#ifndef GIT_SSH
	clar__skip();
#endif
	if (!_remote_url || !_remote_user || strncmp(_remote_url, "ssh://", 5) != 0)
		clar__skip();

	g_options.remote_cb = custom_remote_ssh_with_paths;
	g_options.fetch_opts.callbacks.transport = git_transport_ssh_with_paths;
	g_options.fetch_opts.callbacks.credentials = cred_cb;
	g_options.fetch_opts.callbacks.payload = &arr;
	g_options.fetch_opts.callbacks.certificate_check = NULL;

	cl_git_fail(git_clone(&g_repo, _remote_url, "./foo", &g_options));

	arr.strings = good_paths;
	cl_git_pass(git_clone(&g_repo, _remote_url, "./foo", &g_options));
}

static int cred_foo_bar(git_credential **cred, const char *url, const char *username_from_url,
				  unsigned int allowed_types, void *data)

{
	GIT_UNUSED(url); GIT_UNUSED(username_from_url); GIT_UNUSED(allowed_types); GIT_UNUSED(data);

	return git_credential_userpass_plaintext_new(cred, "foo", "bar");
}

void test_online_clone__ssh_cannot_change_username(void)
{
#ifndef GIT_SSH
	clar__skip();
#endif
	g_options.fetch_opts.callbacks.credentials = cred_foo_bar;

	cl_git_fail(git_clone(&g_repo, "ssh://git@github.com/libgit2/TestGitRepository", "./foo", &g_options));
}

static int ssh_certificate_check(git_cert *cert, int valid, const char *host, void *payload)
{
	git_cert_hostkey *key;
	git_oid expected = GIT_OID_SHA1_ZERO, actual = GIT_OID_SHA1_ZERO;

	GIT_UNUSED(valid);
	GIT_UNUSED(payload);

	cl_assert(_remote_ssh_fingerprint);

	cl_git_pass(git_oid__fromstrp(&expected, _remote_ssh_fingerprint, GIT_OID_SHA1));
	cl_assert_equal_i(GIT_CERT_HOSTKEY_LIBSSH2, cert->cert_type);
	key = (git_cert_hostkey *) cert;

	/*
	 * We need to figure out how long our input was to check for
	 * the type. Here we abuse the fact that both hashes fit into
	 * our git_oid type.
	 */
	if (strlen(_remote_ssh_fingerprint) == 32 && key->type & GIT_CERT_SSH_MD5) {
		memcpy(&actual.id, key->hash_md5, 16);
	} else 	if (strlen(_remote_ssh_fingerprint) == 40 && key->type & GIT_CERT_SSH_SHA1) {
		memcpy(&actual, key->hash_sha1, 20);
	} else {
		cl_fail("Cannot find a usable SSH hash");
	}

	cl_assert(!memcmp(&expected, &actual, 20));

	cl_assert_equal_s("localhost", host);

	return GIT_EUSER;
}

void test_online_clone__ssh_cert(void)
{
	g_options.fetch_opts.callbacks.certificate_check = ssh_certificate_check;

	if (!_remote_ssh_fingerprint)
		cl_skip();

	cl_git_fail_with(GIT_EUSER, git_clone(&g_repo, _remote_url, "./foo", &g_options));
}

static char *read_key_file(const char *path)
{
	FILE *f;
	char *buf;
	long key_length;

	if (!path || !*path)
		return NULL;

	cl_assert((f = fopen(path, "r")) != NULL);
	cl_assert(fseek(f, 0, SEEK_END) != -1);
	cl_assert((key_length = ftell(f)) != -1);
	cl_assert(fseek(f, 0, SEEK_SET) != -1);
	cl_assert((buf = malloc(key_length)) != NULL);
	cl_assert(fread(buf, key_length, 1, f) == 1);
	fclose(f);

	return buf;
}

static int ssh_memory_cred_cb(git_credential **cred, const char *url, const char *user_from_url,
		   unsigned int allowed_types, void *payload)
{
	GIT_UNUSED(url); GIT_UNUSED(user_from_url); GIT_UNUSED(payload);

	if (allowed_types & GIT_CREDENTIAL_USERNAME)
		return git_credential_username_new(cred, _remote_user);

	if (allowed_types & GIT_CREDENTIAL_SSH_KEY)
	{
		char *pubkey = read_key_file(_remote_ssh_pubkey);
		char *privkey = read_key_file(_remote_ssh_privkey);

		int ret = git_credential_ssh_key_memory_new(cred, _remote_user, pubkey, privkey, _remote_ssh_passphrase);

		if (privkey)
			free(privkey);
		if (pubkey)
			free(pubkey);
		return ret;
	}

	git_error_set(GIT_ERROR_NET, "unexpected cred type");
	return -1;
}

void test_online_clone__ssh_memory_auth(void)
{
#ifndef GIT_SSH_MEMORY_CREDENTIALS
	clar__skip();
#endif
	if (!_remote_url || !_remote_user || !_remote_ssh_privkey || strncmp(_remote_url, "ssh://", 5) != 0)
		clar__skip();

	g_options.fetch_opts.callbacks.credentials = ssh_memory_cred_cb;

	cl_git_pass(git_clone(&g_repo, _remote_url, "./foo", &g_options));
}

void test_online_clone__certificate_invalid(void)
{
	g_options.fetch_opts.callbacks.certificate_check = fail_certificate_check;

	cl_git_fail_with(git_clone(&g_repo, "https://github.com/libgit2/TestGitRepository", "./foo", &g_options),
		GIT_ECERTIFICATE);

#ifdef GIT_SSH
	cl_git_fail_with(git_clone(&g_repo, "ssh://github.com/libgit2/TestGitRepository", "./foo", &g_options),
		GIT_ECERTIFICATE);
#endif
}

void test_online_clone__certificate_valid(void)
{
	g_options.fetch_opts.callbacks.certificate_check = x509_succeed_certificate_check;

	cl_git_pass(git_clone(&g_repo, "https://github.com/libgit2/TestGitRepository", "./foo", &g_options));
}

void test_online_clone__start_with_http(void)
{
	g_options.fetch_opts.callbacks.certificate_check = succeed_certificate_check;

	cl_git_pass(git_clone(&g_repo, "http://github.com/libgit2/TestGitRepository", "./foo", &g_options));
}

static int called_proxy_creds;
static int proxy_cred_cb(git_credential **out, const char *url, const char *username, unsigned int allowed, void *payload)
{
	GIT_UNUSED(url);
	GIT_UNUSED(username);
	GIT_UNUSED(allowed);
	GIT_UNUSED(payload);

	called_proxy_creds = 1;
	return git_credential_userpass_plaintext_new(out, _remote_proxy_user, _remote_proxy_pass);
}

static int proxy_cert_cb(git_cert *cert, int valid, const char *host, void *payload)
{
	char *colon;
	size_t host_len;

	GIT_UNUSED(cert);
	GIT_UNUSED(valid);
	GIT_UNUSED(payload);

	cl_assert(_remote_proxy_host);

	if ((colon = strchr(_remote_proxy_host, ':')) != NULL)
		host_len = (colon - _remote_proxy_host);
	else
		host_len = strlen(_remote_proxy_host);

	if (_remote_proxy_selfsigned != NULL &&
	    strlen(host) == host_len &&
	    strncmp(_remote_proxy_host, host, host_len) == 0)
		valid = 1;

	return valid ? 0 : GIT_ECERTIFICATE;
}

void test_online_clone__proxy_credentials_request(void)
{
	git_str url = GIT_STR_INIT;

	if (!_remote_proxy_host || !_remote_proxy_user || !_remote_proxy_pass)
		cl_skip();

	cl_git_pass(git_str_printf(&url, "%s://%s/",
		_remote_proxy_scheme ? _remote_proxy_scheme : "http",
		_remote_proxy_host));

	g_options.fetch_opts.proxy_opts.type = GIT_PROXY_SPECIFIED;
	g_options.fetch_opts.proxy_opts.url = url.ptr;
	g_options.fetch_opts.proxy_opts.credentials = proxy_cred_cb;
	g_options.fetch_opts.proxy_opts.certificate_check = proxy_cert_cb;
	called_proxy_creds = 0;
	cl_git_pass(git_clone(&g_repo, "http://github.com/libgit2/TestGitRepository", "./foo", &g_options));
	cl_assert(called_proxy_creds);

	git_str_dispose(&url);
}

void test_online_clone__proxy_credentials_in_url(void)
{
	git_str url = GIT_STR_INIT;

	if (!_remote_proxy_host || !_remote_proxy_user || !_remote_proxy_pass)
		cl_skip();

	cl_git_pass(git_str_printf(&url, "%s://%s:%s@%s/",
		_remote_proxy_scheme ? _remote_proxy_scheme : "http",
		_remote_proxy_user, _remote_proxy_pass, _remote_proxy_host));

	g_options.fetch_opts.proxy_opts.type = GIT_PROXY_SPECIFIED;
	g_options.fetch_opts.proxy_opts.url = url.ptr;
	g_options.fetch_opts.proxy_opts.certificate_check = proxy_cert_cb;
	called_proxy_creds = 0;
	cl_git_pass(git_clone(&g_repo, "http://github.com/libgit2/TestGitRepository", "./foo", &g_options));
	cl_assert(called_proxy_creds == 0);

	git_str_dispose(&url);
}

void test_online_clone__proxy_credentials_in_environment(void)
{
	git_str url = GIT_STR_INIT;

	if (!_remote_proxy_host || !_remote_proxy_user || !_remote_proxy_pass)
		cl_skip();

	_orig_http_proxy = cl_getenv("HTTP_PROXY");
	_orig_https_proxy = cl_getenv("HTTPS_PROXY");
	_orig_no_proxy = cl_getenv("NO_PROXY");
	_orig_proxies_need_reset = 1;

	g_options.fetch_opts.proxy_opts.type = GIT_PROXY_AUTO;
	g_options.fetch_opts.proxy_opts.certificate_check = proxy_cert_cb;

	cl_git_pass(git_str_printf(&url, "%s://%s:%s@%s/",
		_remote_proxy_scheme ? _remote_proxy_scheme : "http",
		_remote_proxy_user, _remote_proxy_pass, _remote_proxy_host));

	cl_setenv("HTTP_PROXY", url.ptr);
	cl_setenv("HTTPS_PROXY", url.ptr);
	cl_setenv("NO_PROXY", NULL);

	cl_git_pass(git_clone(&g_repo, "http://github.com/libgit2/TestGitRepository", "./foo", &g_options));

	git_str_dispose(&url);
}

void test_online_clone__proxy_credentials_in_url_https(void)
{
	git_str url = GIT_STR_INIT;

	if (!_remote_proxy_host || !_remote_proxy_user || !_remote_proxy_pass)
		cl_skip();

	cl_git_pass(git_str_printf(&url, "%s://%s:%s@%s/",
		_remote_proxy_scheme ? _remote_proxy_scheme : "http",
		_remote_proxy_user, _remote_proxy_pass, _remote_proxy_host));

	g_options.fetch_opts.proxy_opts.type = GIT_PROXY_SPECIFIED;
	g_options.fetch_opts.proxy_opts.url = url.ptr;
	g_options.fetch_opts.proxy_opts.certificate_check = proxy_cert_cb;
	g_options.fetch_opts.callbacks.certificate_check = ssl_cert;
	called_proxy_creds = 0;
	cl_git_pass(git_clone(&g_repo, "https://github.com/libgit2/TestGitRepository", "./foo", &g_options));
	cl_assert(called_proxy_creds == 0);

	git_str_dispose(&url);
}

void test_online_clone__proxy_auto_not_detected(void)
{
	g_options.fetch_opts.proxy_opts.type = GIT_PROXY_AUTO;

	cl_git_pass(git_clone(&g_repo, "http://github.com/libgit2/TestGitRepository", "./foo", &g_options));
}

void test_online_clone__proxy_cred_callback_after_failed_url_creds(void)
{
	git_str url = GIT_STR_INIT;

	if (!_remote_proxy_host || !_remote_proxy_user || !_remote_proxy_pass)
		cl_skip();

	cl_git_pass(git_str_printf(&url, "%s://invalid_user_name:INVALID_pass_WORD@%s/",
		_remote_proxy_scheme ? _remote_proxy_scheme : "http",
		_remote_proxy_host));

	g_options.fetch_opts.proxy_opts.type = GIT_PROXY_SPECIFIED;
	g_options.fetch_opts.proxy_opts.url = url.ptr;
	g_options.fetch_opts.proxy_opts.credentials = proxy_cred_cb;
	g_options.fetch_opts.proxy_opts.certificate_check = proxy_cert_cb;
	called_proxy_creds = 0;
	cl_git_pass(git_clone(&g_repo, "http://github.com/libgit2/TestGitRepository", "./foo", &g_options));
	cl_assert(called_proxy_creds);

	git_str_dispose(&url);
}

void test_online_clone__azurerepos(void)
{
	cl_git_pass(git_clone(&g_repo, "https://libgit2@dev.azure.com/libgit2/test/_git/test", "./foo", &g_options));
	cl_assert(git_fs_path_exists("./foo/master.txt"));
}

void test_online_clone__path_whitespace(void)
{
	cl_git_pass(git_clone(&g_repo, "https://libgit2@dev.azure.com/libgit2/test/_git/spaces%20in%20the%20name", "./foo", &g_options));
	cl_assert(git_fs_path_exists("./foo/master.txt"));
}

void test_online_clone__redirect_default_succeeds_for_initial(void)
{
	git_clone_options options = GIT_CLONE_OPTIONS_INIT;

	if (!_remote_redirect_initial || !_remote_redirect_subsequent)
		cl_skip();

	cl_git_pass(git_clone(&g_repo, _remote_redirect_initial, "./initial", &options));
}

void test_online_clone__redirect_default_fails_for_subsequent(void)
{
	git_clone_options options = GIT_CLONE_OPTIONS_INIT;

	if (!_remote_redirect_initial || !_remote_redirect_subsequent)
		cl_skip();

	cl_git_fail(git_clone(&g_repo, _remote_redirect_subsequent, "./fail", &options));
}

void test_online_clone__redirect_none(void)
{
	git_clone_options options = GIT_CLONE_OPTIONS_INIT;

	if (!_remote_redirect_initial)
		cl_skip();

	options.fetch_opts.follow_redirects = GIT_REMOTE_REDIRECT_NONE;

	cl_git_fail(git_clone(&g_repo, _remote_redirect_initial, "./fail", &options));
}

void test_online_clone__redirect_initial_succeeds_for_initial(void)
{
	git_clone_options options = GIT_CLONE_OPTIONS_INIT;

	if (!_remote_redirect_initial || !_remote_redirect_subsequent)
		cl_skip();

	options.fetch_opts.follow_redirects = GIT_REMOTE_REDIRECT_INITIAL;

	cl_git_pass(git_clone(&g_repo, _remote_redirect_initial, "./initial", &options));
}

void test_online_clone__redirect_initial_fails_for_subsequent(void)
{
	git_clone_options options = GIT_CLONE_OPTIONS_INIT;

	if (!_remote_redirect_initial || !_remote_redirect_subsequent)
		cl_skip();

	options.fetch_opts.follow_redirects = GIT_REMOTE_REDIRECT_INITIAL;

	cl_git_fail(git_clone(&g_repo, _remote_redirect_subsequent, "./fail", &options));
}

void test_online_clone__namespace_bare(void)
{
	git_clone_options options = GIT_CLONE_OPTIONS_INIT;
	git_reference *head;

	if (!_remote_url)
		cl_skip();

	options.bare = true;

	cl_git_pass(git_clone(&g_repo, _remote_url, "./namespaced.git", &options));

	cl_git_pass(git_reference_lookup(&head, g_repo, GIT_HEAD_FILE));
	cl_assert_equal_i(GIT_REFERENCE_SYMBOLIC, git_reference_type(head));
	cl_assert_equal_s("refs/heads/master", git_reference_symbolic_target(head));

	git_reference_free(head);
}

void test_online_clone__namespace_with_specified_branch(void)
{
	git_clone_options options = GIT_CLONE_OPTIONS_INIT;
	git_reference *head;

	if (!_remote_url || !_remote_branch)
		cl_skip();

	options.checkout_branch = _remote_branch;

	cl_git_pass(git_clone(&g_repo, _remote_url, "./namespaced", &options));

	cl_git_pass(git_reference_lookup(&head, g_repo, GIT_HEAD_FILE));
	cl_assert_equal_i(GIT_REFERENCE_SYMBOLIC, git_reference_type(head));
	cl_assert_equal_strn("refs/heads/", git_reference_symbolic_target(head), 11);
	cl_assert_equal_s(_remote_branch, git_reference_symbolic_target(head) + 11);

	git_reference_free(head);
}

void test_online_clone__sha256(void)
{
#ifndef GIT_EXPERIMENTAL_SHA256
	cl_skip();
#else
	git_clone_options options = GIT_CLONE_OPTIONS_INIT;
	git_reference *head;

	if (!_remote_url)
		cl_skip();

	cl_git_pass(git_clone(&g_repo, _remote_url, "./sha256", &options));
	cl_git_pass(git_reference_lookup(&head, g_repo, GIT_HEAD_FILE));
	cl_assert_equal_i(GIT_REFERENCE_SYMBOLIC, git_reference_type(head));

	git_reference_free(head);
#endif
}