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
|
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define CMARK_NO_SHORT_NAMES
#include "cmark.h"
#include "node.h"
#include "harness.h"
#include "cplusplus.h"
#define UTF8_REPL "\xEF\xBF\xBD"
static const cmark_node_type node_types[] = {
CMARK_NODE_DOCUMENT,
CMARK_NODE_BLOCK_QUOTE,
CMARK_NODE_LIST,
CMARK_NODE_ITEM,
CMARK_NODE_CODE_BLOCK,
CMARK_NODE_HTML_BLOCK,
CMARK_NODE_PARAGRAPH,
CMARK_NODE_HEADING,
CMARK_NODE_THEMATIC_BREAK,
CMARK_NODE_TEXT,
CMARK_NODE_SOFTBREAK,
CMARK_NODE_LINEBREAK,
CMARK_NODE_CODE,
CMARK_NODE_HTML_INLINE,
CMARK_NODE_EMPH,
CMARK_NODE_STRONG,
CMARK_NODE_LINK,
CMARK_NODE_IMAGE
};
static const int num_node_types = sizeof(node_types) / sizeof(*node_types);
static void
test_md_to_html(test_batch_runner *runner, const char *markdown,
const char *expected_html, const char *msg);
static void
test_content(test_batch_runner *runner, cmark_node_type type,
int allowed_content);
static void
test_char(test_batch_runner *runner, int valid, const char *utf8,
const char *msg);
static void
test_incomplete_char(test_batch_runner *runner, const char *utf8,
const char *msg);
static void
test_continuation_byte(test_batch_runner *runner, const char *utf8);
static void
version(test_batch_runner *runner)
{
INT_EQ(runner, cmark_version(), CMARK_VERSION, "cmark_version");
STR_EQ(runner, cmark_version_string(), CMARK_VERSION_STRING,
"cmark_version_string");
}
static void
constructor(test_batch_runner *runner)
{
for (int i = 0; i < num_node_types; ++i) {
cmark_node_type type = node_types[i];
cmark_node *node = cmark_node_new(type);
OK(runner, node != NULL, "new type %d", type);
INT_EQ(runner, cmark_node_get_type(node), type,
"get_type %d", type);
switch (node->type) {
case CMARK_NODE_HEADING:
INT_EQ(runner, cmark_node_get_heading_level(node), 1,
"default heading level is 1");
node->as.heading.level = 1;
break;
case CMARK_NODE_LIST:
INT_EQ(runner, cmark_node_get_list_type(node),
CMARK_BULLET_LIST,
"default is list type is bullet");
INT_EQ(runner, cmark_node_get_list_delim(node),
CMARK_NO_DELIM,
"default is list delim is NO_DELIM");
INT_EQ(runner, cmark_node_get_list_start(node), 1,
"default is list start is 1");
INT_EQ(runner, cmark_node_get_list_tight(node), 0,
"default is list is loose");
break;
default:
break;
}
cmark_node_free(node);
}
}
static void
accessors(test_batch_runner *runner)
{
static const char markdown[] =
"## Header\n"
"\n"
"* Item 1\n"
"* Item 2\n"
"\n"
"2. Item 1\n"
"\n"
"3. Item 2\n"
"\n"
"\n"
" code\n"
"\n"
"``` lang\n"
"fenced\n"
"```\n"
"\n"
"<div>html</div>\n"
"\n"
"[link](url 'title')\n";
cmark_node *doc = cmark_parse_document(markdown, sizeof(markdown) - 1, CMARK_OPT_DEFAULT);
// Getters
cmark_node *heading = cmark_node_first_child(doc);
INT_EQ(runner, cmark_node_get_heading_level(heading), 2,
"get_heading_level");
cmark_node *bullet_list = cmark_node_next(heading);
INT_EQ(runner, cmark_node_get_list_type(bullet_list),
CMARK_BULLET_LIST, "get_list_type bullet");
INT_EQ(runner, cmark_node_get_list_tight(bullet_list), 1,
"get_list_tight tight");
cmark_node *ordered_list = cmark_node_next(bullet_list);
INT_EQ(runner, cmark_node_get_list_type(ordered_list),
CMARK_ORDERED_LIST, "get_list_type ordered");
INT_EQ(runner, cmark_node_get_list_delim(ordered_list),
CMARK_PERIOD_DELIM, "get_list_delim ordered");
INT_EQ(runner, cmark_node_get_list_start(ordered_list), 2,
"get_list_start");
INT_EQ(runner, cmark_node_get_list_tight(ordered_list), 0,
"get_list_tight loose");
cmark_node *code = cmark_node_next(ordered_list);
STR_EQ(runner, cmark_node_get_literal(code), "code\n",
"get_literal indented code");
cmark_node *fenced = cmark_node_next(code);
STR_EQ(runner, cmark_node_get_literal(fenced), "fenced\n",
"get_literal fenced code");
STR_EQ(runner, cmark_node_get_fence_info(fenced), "lang",
"get_fence_info");
cmark_node *html = cmark_node_next(fenced);
STR_EQ(runner, cmark_node_get_literal(html),
"<div>html</div>\n", "get_literal html");
cmark_node *paragraph = cmark_node_next(html);
INT_EQ(runner, cmark_node_get_start_line(paragraph), 19,
"get_start_line");
INT_EQ(runner, cmark_node_get_start_column(paragraph), 1,
"get_start_column");
INT_EQ(runner, cmark_node_get_end_line(paragraph), 19,
"get_end_line");
cmark_node *link = cmark_node_first_child(paragraph);
STR_EQ(runner, cmark_node_get_url(link), "url",
"get_url");
STR_EQ(runner, cmark_node_get_title(link), "title",
"get_title");
cmark_node *string = cmark_node_first_child(link);
STR_EQ(runner, cmark_node_get_literal(string), "link",
"get_literal string");
// Setters
OK(runner, cmark_node_set_heading_level(heading, 3),
"set_heading_level");
OK(runner, cmark_node_set_list_type(bullet_list, CMARK_ORDERED_LIST),
"set_list_type ordered");
OK(runner, cmark_node_set_list_delim(bullet_list, CMARK_PAREN_DELIM),
"set_list_delim paren");
OK(runner, cmark_node_set_list_start(bullet_list, 3),
"set_list_start");
OK(runner, cmark_node_set_list_tight(bullet_list, 0),
"set_list_tight loose");
OK(runner, cmark_node_set_list_type(ordered_list, CMARK_BULLET_LIST),
"set_list_type bullet");
OK(runner, cmark_node_set_list_tight(ordered_list, 1),
"set_list_tight tight");
OK(runner, cmark_node_set_literal(code, "CODE\n"),
"set_literal indented code");
OK(runner, cmark_node_set_literal(fenced, "FENCED\n"),
"set_literal fenced code");
OK(runner, cmark_node_set_fence_info(fenced, "LANG"),
"set_fence_info");
OK(runner, cmark_node_set_literal(html, "<div>HTML</div>\n"),
"set_literal html");
OK(runner, cmark_node_set_url(link, "URL"),
"set_url");
OK(runner, cmark_node_set_title(link, "TITLE"),
"set_title");
OK(runner, cmark_node_set_literal(string, "LINK"),
"set_literal string");
char *rendered_html = cmark_render_html(doc, CMARK_OPT_DEFAULT);
static const char expected_html[] =
"<h3>Header</h3>\n"
"<ol start=\"3\">\n"
"<li>\n"
"<p>Item 1</p>\n"
"</li>\n"
"<li>\n"
"<p>Item 2</p>\n"
"</li>\n"
"</ol>\n"
"<ul>\n"
"<li>Item 1</li>\n"
"<li>Item 2</li>\n"
"</ul>\n"
"<pre><code>CODE\n"
"</code></pre>\n"
"<pre><code class=\"language-LANG\">FENCED\n"
"</code></pre>\n"
"<div>HTML</div>\n"
"<p><a href=\"URL\" title=\"TITLE\">LINK</a></p>\n";
STR_EQ(runner, rendered_html, expected_html, "setters work");
free(rendered_html);
// Getter errors
INT_EQ(runner, cmark_node_get_heading_level(bullet_list), 0,
"get_heading_level error");
INT_EQ(runner, cmark_node_get_list_type(heading), CMARK_NO_LIST,
"get_list_type error");
INT_EQ(runner, cmark_node_get_list_start(code), 0,
"get_list_start error");
INT_EQ(runner, cmark_node_get_list_tight(fenced), 0,
"get_list_tight error");
OK(runner, cmark_node_get_literal(ordered_list) == NULL,
"get_literal error");
OK(runner, cmark_node_get_fence_info(paragraph) == NULL,
"get_fence_info error");
OK(runner, cmark_node_get_url(html) == NULL,
"get_url error");
OK(runner, cmark_node_get_title(heading) == NULL,
"get_title error");
// Setter errors
OK(runner, !cmark_node_set_heading_level(bullet_list, 3),
"set_heading_level error");
OK(runner, !cmark_node_set_list_type(heading, CMARK_ORDERED_LIST),
"set_list_type error");
OK(runner, !cmark_node_set_list_start(code, 3),
"set_list_start error");
OK(runner, !cmark_node_set_list_tight(fenced, 0),
"set_list_tight error");
OK(runner, !cmark_node_set_literal(ordered_list, "content\n"),
"set_literal error");
OK(runner, !cmark_node_set_fence_info(paragraph, "lang"),
"set_fence_info error");
OK(runner, !cmark_node_set_url(html, "url"),
"set_url error");
OK(runner, !cmark_node_set_title(heading, "title"),
"set_title error");
OK(runner, !cmark_node_set_heading_level(heading, 0),
"set_heading_level too small");
OK(runner, !cmark_node_set_heading_level(heading, 7),
"set_heading_level too large");
OK(runner, !cmark_node_set_list_type(bullet_list, CMARK_NO_LIST),
"set_list_type invalid");
OK(runner, !cmark_node_set_list_start(bullet_list, -1),
"set_list_start negative");
cmark_node_free(doc);
}
static void
node_check(test_batch_runner *runner) {
// Construct an incomplete tree.
cmark_node *doc = cmark_node_new(CMARK_NODE_DOCUMENT);
cmark_node *p1 = cmark_node_new(CMARK_NODE_PARAGRAPH);
cmark_node *p2 = cmark_node_new(CMARK_NODE_PARAGRAPH);
doc->first_child = p1;
p1->next = p2;
INT_EQ(runner, cmark_node_check(doc, NULL), 4, "node_check works");
INT_EQ(runner, cmark_node_check(doc, NULL), 0,
"node_check fixes tree");
cmark_node_free(doc);
}
static void
iterator(test_batch_runner *runner) {
cmark_node *doc = cmark_parse_document("> a *b*\n\nc", 10, CMARK_OPT_DEFAULT);
int parnodes = 0;
cmark_event_type ev_type;
cmark_iter *iter = cmark_iter_new(doc);
cmark_node *cur;
while ((ev_type = cmark_iter_next(iter)) != CMARK_EVENT_DONE) {
cur = cmark_iter_get_node(iter);
if (cur->type == CMARK_NODE_PARAGRAPH &&
ev_type == CMARK_EVENT_ENTER) {
parnodes += 1;
}
}
INT_EQ(runner, parnodes, 2, "iterate correctly counts paragraphs");
cmark_iter_free(iter);
cmark_node_free(doc);
}
static void
iterator_delete(test_batch_runner *runner) {
static const char md[] =
"a *b* c\n"
"\n"
"* item1\n"
"* item2\n"
"\n"
"a `b` c\n"
"\n"
"* item1\n"
"* item2\n";
cmark_node *doc = cmark_parse_document(md, sizeof(md) - 1,
CMARK_OPT_DEFAULT);
cmark_iter *iter = cmark_iter_new(doc);
cmark_event_type ev_type;
while ((ev_type = cmark_iter_next(iter)) != CMARK_EVENT_DONE) {
cmark_node *node = cmark_iter_get_node(iter);
// Delete list, emph, and code nodes.
if ((ev_type == CMARK_EVENT_EXIT &&
node->type == CMARK_NODE_LIST) ||
(ev_type == CMARK_EVENT_EXIT &&
node->type == CMARK_NODE_EMPH) ||
(ev_type == CMARK_EVENT_ENTER &&
node->type == CMARK_NODE_CODE)) {
cmark_node_free(node);
}
}
char *html = cmark_render_html(doc, CMARK_OPT_DEFAULT);
static const char expected[] =
"<p>a c</p>\n"
"<p>a c</p>\n";
STR_EQ(runner, html, expected, "iterate and delete nodes");
free(html);
cmark_iter_free(iter);
cmark_node_free(doc);
}
static void
create_tree(test_batch_runner *runner)
{
char *html;
cmark_node *doc = cmark_node_new(CMARK_NODE_DOCUMENT);
cmark_node *p = cmark_node_new(CMARK_NODE_PARAGRAPH);
OK(runner, !cmark_node_insert_before(doc, p),
"insert before root fails");
OK(runner, !cmark_node_insert_after(doc, p),
"insert after root fails");
OK(runner, cmark_node_append_child(doc, p), "append1");
INT_EQ(runner, cmark_node_check(doc, NULL), 0, "append1 consistent");
OK(runner, cmark_node_parent(p) == doc, "node_parent");
cmark_node *emph = cmark_node_new(CMARK_NODE_EMPH);
OK(runner, cmark_node_prepend_child(p, emph), "prepend1");
INT_EQ(runner, cmark_node_check(doc, NULL), 0, "prepend1 consistent");
cmark_node *str1 = cmark_node_new(CMARK_NODE_TEXT);
cmark_node_set_literal(str1, "Hello, ");
OK(runner, cmark_node_prepend_child(p, str1), "prepend2");
INT_EQ(runner, cmark_node_check(doc, NULL), 0, "prepend2 consistent");
cmark_node *str3 = cmark_node_new(CMARK_NODE_TEXT);
cmark_node_set_literal(str3, "!");
OK(runner, cmark_node_append_child(p, str3), "append2");
INT_EQ(runner, cmark_node_check(doc, NULL), 0, "append2 consistent");
cmark_node *str2 = cmark_node_new(CMARK_NODE_TEXT);
cmark_node_set_literal(str2, "world");
OK(runner, cmark_node_append_child(emph, str2), "append3");
INT_EQ(runner, cmark_node_check(doc, NULL), 0, "append3 consistent");
html = cmark_render_html(doc, CMARK_OPT_DEFAULT);
STR_EQ(runner, html, "<p>Hello, <em>world</em>!</p>\n",
"render_html");
free(html);
OK(runner, cmark_node_insert_before(str1, str3), "ins before1");
INT_EQ(runner, cmark_node_check(doc, NULL), 0,
"ins before1 consistent");
// 31e
OK(runner, cmark_node_first_child(p) == str3, "ins before1 works");
OK(runner, cmark_node_insert_before(str1, emph), "ins before2");
INT_EQ(runner, cmark_node_check(doc, NULL), 0,
"ins before2 consistent");
// 3e1
OK(runner, cmark_node_last_child(p) == str1, "ins before2 works");
OK(runner, cmark_node_insert_after(str1, str3), "ins after1");
INT_EQ(runner, cmark_node_check(doc, NULL), 0,
"ins after1 consistent");
// e13
OK(runner, cmark_node_next(str1) == str3, "ins after1 works");
OK(runner, cmark_node_insert_after(str1, emph), "ins after2");
INT_EQ(runner, cmark_node_check(doc, NULL), 0,
"ins after2 consistent");
// 1e3
OK(runner, cmark_node_previous(emph) == str1, "ins after2 works");
cmark_node_unlink(emph);
html = cmark_render_html(doc, CMARK_OPT_DEFAULT);
STR_EQ(runner, html, "<p>Hello, !</p>\n",
"render_html after shuffling");
free(html);
cmark_node_free(doc);
// TODO: Test that the contents of an unlinked inline are valid
// after the parent block was destroyed. This doesn't work so far.
cmark_node_free(emph);
}
static void
custom_nodes(test_batch_runner *runner)
{
char *html;
char *man;
cmark_node *doc = cmark_node_new(CMARK_NODE_DOCUMENT);
cmark_node *p = cmark_node_new(CMARK_NODE_PARAGRAPH);
cmark_node_append_child(doc, p);
cmark_node *ci = cmark_node_new(CMARK_NODE_CUSTOM_INLINE);
cmark_node *str1 = cmark_node_new(CMARK_NODE_TEXT);
cmark_node_set_literal(str1, "Hello");
OK(runner, cmark_node_append_child(ci, str1), "append1");
OK(runner, cmark_node_set_on_enter(ci, "<ON ENTER|"),
"set_on_enter");
OK(runner, cmark_node_set_on_exit(ci, "|ON EXIT>"),
"set_on_exit");
STR_EQ(runner, cmark_node_get_on_enter(ci), "<ON ENTER|",
"get_on_enter");
STR_EQ(runner, cmark_node_get_on_exit(ci), "|ON EXIT>",
"get_on_exit");
cmark_node_append_child(p, ci);
cmark_node *cb = cmark_node_new(CMARK_NODE_CUSTOM_BLOCK);
cmark_node_set_on_enter(cb, "<on enter|");
// leave on_exit unset
STR_EQ(runner, cmark_node_get_on_exit(cb), "",
"get_on_exit (empty)");
cmark_node_append_child(doc, cb);
html = cmark_render_html(doc, CMARK_OPT_DEFAULT);
STR_EQ(runner, html, "<p><ON ENTER|Hello|ON EXIT></p>\n<on enter|\n",
"render_html");
free(html);
man = cmark_render_man(doc, CMARK_OPT_DEFAULT, 0);
STR_EQ(runner, man, ".PP\n<ON ENTER|Hello|ON EXIT>\n<on enter|\n",
"render_man");
free(man);
cmark_node_free(doc);
}
void
hierarchy(test_batch_runner *runner)
{
cmark_node *bquote1 = cmark_node_new(CMARK_NODE_BLOCK_QUOTE);
cmark_node *bquote2 = cmark_node_new(CMARK_NODE_BLOCK_QUOTE);
cmark_node *bquote3 = cmark_node_new(CMARK_NODE_BLOCK_QUOTE);
OK(runner, cmark_node_append_child(bquote1, bquote2),
"append bquote2");
OK(runner, cmark_node_append_child(bquote2, bquote3),
"append bquote3");
OK(runner, !cmark_node_append_child(bquote3, bquote3),
"adding a node as child of itself fails");
OK(runner, !cmark_node_append_child(bquote3, bquote1),
"adding a parent as child fails");
cmark_node_free(bquote1);
int max_node_type = CMARK_NODE_LAST_BLOCK > CMARK_NODE_LAST_INLINE
? CMARK_NODE_LAST_BLOCK : CMARK_NODE_LAST_INLINE;
OK(runner, max_node_type < 32, "all node types < 32");
int list_item_flag = 1 << CMARK_NODE_ITEM;
int top_level_blocks =
(1 << CMARK_NODE_BLOCK_QUOTE) |
(1 << CMARK_NODE_LIST) |
(1 << CMARK_NODE_CODE_BLOCK) |
(1 << CMARK_NODE_HTML_BLOCK) |
(1 << CMARK_NODE_PARAGRAPH) |
(1 << CMARK_NODE_HEADING) |
(1 << CMARK_NODE_THEMATIC_BREAK);
int all_inlines =
(1 << CMARK_NODE_TEXT) |
(1 << CMARK_NODE_SOFTBREAK) |
(1 << CMARK_NODE_LINEBREAK) |
(1 << CMARK_NODE_CODE) |
(1 << CMARK_NODE_HTML_INLINE) |
(1 << CMARK_NODE_EMPH) |
(1 << CMARK_NODE_STRONG) |
(1 << CMARK_NODE_LINK) |
(1 << CMARK_NODE_IMAGE);
test_content(runner, CMARK_NODE_DOCUMENT, top_level_blocks);
test_content(runner, CMARK_NODE_BLOCK_QUOTE, top_level_blocks);
test_content(runner, CMARK_NODE_LIST, list_item_flag);
test_content(runner, CMARK_NODE_ITEM, top_level_blocks);
test_content(runner, CMARK_NODE_CODE_BLOCK , 0);
test_content(runner, CMARK_NODE_HTML_BLOCK, 0);
test_content(runner, CMARK_NODE_PARAGRAPH, all_inlines);
test_content(runner, CMARK_NODE_HEADING, all_inlines);
test_content(runner, CMARK_NODE_THEMATIC_BREAK, 0);
test_content(runner, CMARK_NODE_TEXT, 0);
test_content(runner, CMARK_NODE_SOFTBREAK, 0);
test_content(runner, CMARK_NODE_LINEBREAK, 0);
test_content(runner, CMARK_NODE_CODE, 0);
test_content(runner, CMARK_NODE_HTML_INLINE, 0);
test_content(runner, CMARK_NODE_EMPH, all_inlines);
test_content(runner, CMARK_NODE_STRONG, all_inlines);
test_content(runner, CMARK_NODE_LINK, all_inlines);
test_content(runner, CMARK_NODE_IMAGE, all_inlines);
}
static void
test_content(test_batch_runner *runner, cmark_node_type type,
int allowed_content)
{
cmark_node *node = cmark_node_new(type);
for (int i = 0; i < num_node_types; ++i) {
cmark_node_type child_type = node_types[i];
cmark_node *child = cmark_node_new(child_type);
int got = cmark_node_append_child(node, child);
int expected = (allowed_content >> child_type) & 1;
INT_EQ(runner, got, expected,
"add %d as child of %d", child_type, type);
cmark_node_free(child);
}
cmark_node_free(node);
}
static void
parser(test_batch_runner *runner)
{
test_md_to_html(runner, "No newline", "<p>No newline</p>\n",
"document without trailing newline");
}
static void
render_html(test_batch_runner *runner)
{
char *html;
static const char markdown[] =
"foo *bar*\n"
"\n"
"paragraph 2\n";
cmark_node *doc = cmark_parse_document(markdown, sizeof(markdown) - 1,
CMARK_OPT_DEFAULT);
cmark_node *paragraph = cmark_node_first_child(doc);
html = cmark_render_html(paragraph, CMARK_OPT_DEFAULT);
STR_EQ(runner, html, "<p>foo <em>bar</em></p>\n",
"render single paragraph");
free(html);
cmark_node *string = cmark_node_first_child(paragraph);
html = cmark_render_html(string, CMARK_OPT_DEFAULT);
STR_EQ(runner, html, "foo ", "render single inline");
free(html);
cmark_node *emph = cmark_node_next(string);
html = cmark_render_html(emph, CMARK_OPT_DEFAULT);
STR_EQ(runner, html, "<em>bar</em>", "render inline with children");
free(html);
cmark_node_free(doc);
}
static void
utf8(test_batch_runner *runner)
{
// Ranges
test_char(runner, 1, "\x01", "valid utf8 01");
test_char(runner, 1, "\x7F", "valid utf8 7F");
test_char(runner, 0, "\x80", "invalid utf8 80");
test_char(runner, 0, "\xBF", "invalid utf8 BF");
test_char(runner, 0, "\xC0\x80", "invalid utf8 C080");
test_char(runner, 0, "\xC1\xBF", "invalid utf8 C1BF");
test_char(runner, 1, "\xC2\x80", "valid utf8 C280");
test_char(runner, 1, "\xDF\xBF", "valid utf8 DFBF");
test_char(runner, 0, "\xE0\x80\x80", "invalid utf8 E08080");
test_char(runner, 0, "\xE0\x9F\xBF", "invalid utf8 E09FBF");
test_char(runner, 1, "\xE0\xA0\x80", "valid utf8 E0A080");
test_char(runner, 1, "\xED\x9F\xBF", "valid utf8 ED9FBF");
test_char(runner, 0, "\xED\xA0\x80", "invalid utf8 EDA080");
test_char(runner, 0, "\xED\xBF\xBF", "invalid utf8 EDBFBF");
test_char(runner, 0, "\xF0\x80\x80\x80", "invalid utf8 F0808080");
test_char(runner, 0, "\xF0\x8F\xBF\xBF", "invalid utf8 F08FBFBF");
test_char(runner, 1, "\xF0\x90\x80\x80", "valid utf8 F0908080");
test_char(runner, 1, "\xF4\x8F\xBF\xBF", "valid utf8 F48FBFBF");
test_char(runner, 0, "\xF4\x90\x80\x80", "invalid utf8 F4908080");
test_char(runner, 0, "\xF7\xBF\xBF\xBF", "invalid utf8 F7BFBFBF");
test_char(runner, 0, "\xF8", "invalid utf8 F8");
test_char(runner, 0, "\xFF", "invalid utf8 FF");
// Incomplete byte sequences at end of input
test_incomplete_char(runner, "\xE0\xA0", "invalid utf8 E0A0");
test_incomplete_char(runner, "\xF0\x90\x80", "invalid utf8 F09080");
// Invalid continuation bytes
test_continuation_byte(runner, "\xC2\x80");
test_continuation_byte(runner, "\xE0\xA0\x80");
test_continuation_byte(runner, "\xF0\x90\x80\x80");
// Test string containing null character
static const char string_with_null[] = "((((\0))))";
char *html = cmark_markdown_to_html(string_with_null,
sizeof(string_with_null) - 1,
CMARK_OPT_DEFAULT);
STR_EQ(runner, html, "<p>((((" UTF8_REPL "))))</p>\n",
"utf8 with U+0000");
free(html);
}
static void
test_char(test_batch_runner *runner, int valid, const char *utf8,
const char *msg)
{
char buf[20];
sprintf(buf, "((((%s))))", utf8);
if (valid) {
char expected[30];
sprintf(expected, "<p>((((%s))))</p>\n", utf8);
test_md_to_html(runner, buf, expected, msg);
}
else {
test_md_to_html(runner, buf, "<p>((((" UTF8_REPL "))))</p>\n",
msg);
}
}
static void
test_incomplete_char(test_batch_runner *runner, const char *utf8,
const char *msg)
{
char buf[20];
sprintf(buf, "----%s", utf8);
test_md_to_html(runner, buf, "<p>----" UTF8_REPL "</p>\n", msg);
}
static void
test_continuation_byte(test_batch_runner *runner, const char *utf8)
{
size_t len = strlen(utf8);
for (size_t pos = 1; pos < len; ++pos) {
char buf[20];
sprintf(buf, "((((%s))))", utf8);
buf[4+pos] = '\x20';
char expected[50];
strcpy(expected, "<p>((((" UTF8_REPL "\x20");
for (size_t i = pos + 1; i < len; ++i) {
strcat(expected, UTF8_REPL);
}
strcat(expected, "))))</p>\n");
char *html = cmark_markdown_to_html(buf, strlen(buf),
CMARK_OPT_VALIDATE_UTF8);
STR_EQ(runner, html, expected,
"invalid utf8 continuation byte %d/%d", pos, len);
free(html);
}
}
static void
line_endings(test_batch_runner *runner)
{
// Test list with different line endings
static const char list_with_endings[] =
"- a\n- b\r\n- c\r- d";
char *html = cmark_markdown_to_html(list_with_endings,
sizeof(list_with_endings) - 1,
CMARK_OPT_DEFAULT);
STR_EQ(runner, html, "<ul>\n<li>a</li>\n<li>b</li>\n<li>c</li>\n<li>d</li>\n</ul>\n",
"list with different line endings");
free(html);
static const char crlf_lines[] = "line\r\nline\r\n";
html = cmark_markdown_to_html(crlf_lines,
sizeof(crlf_lines) - 1,
CMARK_OPT_DEFAULT | CMARK_OPT_HARDBREAKS);
STR_EQ(runner, html, "<p>line<br />\nline</p>\n",
"crlf endings with CMARK_OPT_HARDBREAKS");
free(html);
static const char no_line_ending[] = "```\nline\n```";
html = cmark_markdown_to_html(no_line_ending,
sizeof(no_line_ending) - 1,
CMARK_OPT_DEFAULT);
STR_EQ(runner, html, "<pre><code>line\n</code></pre>\n",
"fenced code block with no final newline");
free(html);
}
static void
numeric_entities(test_batch_runner *runner)
{
test_md_to_html(runner, "�", "<p>" UTF8_REPL "</p>\n",
"Invalid numeric entity 0");
test_md_to_html(runner, "퟿", "<p>\xED\x9F\xBF</p>\n",
"Valid numeric entity 0xD7FF");
test_md_to_html(runner, "�", "<p>" UTF8_REPL "</p>\n",
"Invalid numeric entity 0xD800");
test_md_to_html(runner, "�", "<p>" UTF8_REPL "</p>\n",
"Invalid numeric entity 0xDFFF");
test_md_to_html(runner, "", "<p>\xEE\x80\x80</p>\n",
"Valid numeric entity 0xE000");
test_md_to_html(runner, "", "<p>\xF4\x8F\xBF\xBF</p>\n",
"Valid numeric entity 0x10FFFF");
test_md_to_html(runner, "�", "<p>" UTF8_REPL "</p>\n",
"Invalid numeric entity 0x110000");
test_md_to_html(runner, "�", "<p>" UTF8_REPL "</p>\n",
"Invalid numeric entity 0x80000000");
test_md_to_html(runner, "�", "<p>" UTF8_REPL "</p>\n",
"Invalid numeric entity 0xFFFFFFFF");
test_md_to_html(runner, "�", "<p>" UTF8_REPL "</p>\n",
"Invalid numeric entity 99999999");
test_md_to_html(runner, "&#;", "<p>&#;</p>\n",
"Min decimal entity length");
test_md_to_html(runner, "&#x;", "<p>&#x;</p>\n",
"Min hexadecimal entity length");
test_md_to_html(runner, "�", "<p>&#999999999;</p>\n",
"Max decimal entity length");
test_md_to_html(runner, "A", "<p>&#x000000041;</p>\n",
"Max hexadecimal entity length");
}
static void
test_safe(test_batch_runner *runner)
{
// Test safe mode
static const char raw_html[] =
"<div>\nhi\n</div>\n\n<a>hi</a>\n[link](JAVAscript:alert('hi'))\n![image](file:my.js)\n";
char *html = cmark_markdown_to_html(raw_html,
sizeof(raw_html) - 1,
CMARK_OPT_DEFAULT |
CMARK_OPT_SAFE);
STR_EQ(runner, html, "<!-- raw HTML omitted -->\n<p><!-- raw HTML omitted -->hi<!-- raw HTML omitted -->\n<a href=\"\">link</a>\n<img src=\"\" alt=\"image\" /></p>\n",
"input with raw HTML and dangerous links");
free(html);
}
static void
test_md_to_html(test_batch_runner *runner, const char *markdown,
const char *expected_html, const char *msg)
{
char *html = cmark_markdown_to_html(markdown, strlen(markdown),
CMARK_OPT_VALIDATE_UTF8);
STR_EQ(runner, html, expected_html, msg);
free(html);
}
int main() {
int retval;
test_batch_runner *runner = test_batch_runner_new();
version(runner);
constructor(runner);
accessors(runner);
node_check(runner);
iterator(runner);
iterator_delete(runner);
create_tree(runner);
custom_nodes(runner);
hierarchy(runner);
parser(runner);
render_html(runner);
utf8(runner);
line_endings(runner);
numeric_entities(runner);
test_cplusplus(runner);
test_safe(runner);
test_print_summary(runner);
retval = test_ok(runner) ? 0 : 1;
free(runner);
return retval;
}
|