1//
  2// Blackfriday Markdown Processor
  3// Available at http://github.com/russross/blackfriday
  4//
  5// Copyright © 2011 Russ Ross <russ@russross.com>.
  6// Distributed under the Simplified BSD License.
  7// See README.md for details.
  8//
  9
 10//
 11// Unit tests for inline parsing
 12//
 13
 14package blackfriday
 15
 16import (
 17	"testing"
 18)
 19
 20func runMarkdownInline(input string, extensions, htmlFlags int) string {
 21	extensions |= EXTENSION_AUTOLINK
 22	extensions |= EXTENSION_STRIKETHROUGH
 23
 24	htmlFlags |= HTML_USE_XHTML
 25
 26	renderer := HtmlRenderer(htmlFlags, "", "")
 27
 28	return string(Markdown([]byte(input), renderer, extensions))
 29}
 30
 31func doTestsInline(t *testing.T, tests []string) {
 32	doTestsInlineParam(t, tests, 0, 0)
 33}
 34
 35func doSafeTestsInline(t *testing.T, tests []string) {
 36	doTestsInlineParam(t, tests, 0, HTML_SAFELINK)
 37}
 38
 39func doTestsInlineParam(t *testing.T, tests []string, extensions, htmlFlags int) {
 40	// catch and report panics
 41	var candidate string
 42	/*
 43		defer func() {
 44			if err := recover(); err != nil {
 45				t.Errorf("\npanic while processing [%#v] (%v)\n", candidate, err)
 46			}
 47		}()
 48	*/
 49
 50	for i := 0; i+1 < len(tests); i += 2 {
 51		input := tests[i]
 52		candidate = input
 53		expected := tests[i+1]
 54		actual := runMarkdownInline(candidate, extensions, htmlFlags)
 55		if actual != expected {
 56			t.Errorf("\nInput   [%#v]\nExpected[%#v]\nActual  [%#v]",
 57				candidate, expected, actual)
 58		}
 59
 60		// now test every substring to stress test bounds checking
 61		if !testing.Short() {
 62			for start := 0; start < len(input); start++ {
 63				for end := start + 1; end <= len(input); end++ {
 64					candidate = input[start:end]
 65					_ = runMarkdownInline(candidate, extensions, htmlFlags)
 66				}
 67			}
 68		}
 69	}
 70}
 71
 72func TestRawHtmlTag(t *testing.T) {
 73	tests := []string{
 74		"zz <style>p {}</style>\n",
 75		"<p>zz &lt;style&gt;p {}&lt;/style&gt;</p>\n",
 76
 77		"zz <STYLE>p {}</STYLE>\n",
 78		"<p>zz &lt;style&gt;p {}&lt;/style&gt;</p>\n",
 79
 80		"<SCRIPT>alert()</SCRIPT>\n",
 81		"<p>&lt;script&gt;alert()&lt;/script&gt;</p>\n",
 82
 83		"zz <SCRIPT>alert()</SCRIPT>\n",
 84		"<p>zz &lt;script&gt;alert()&lt;/script&gt;</p>\n",
 85
 86		"zz <script>alert()</script>\n",
 87		"<p>zz &lt;script&gt;alert()&lt;/script&gt;</p>\n",
 88
 89		" <script>alert()</script>\n",
 90		"<p>&lt;script&gt;alert()&lt;/script&gt;</p>\n",
 91
 92		"<script>alert()</script>\n",
 93		"&lt;script&gt;alert()&lt;/script&gt;\n",
 94
 95		"<script src='foo'></script>\n",
 96		"&lt;script src=&#39;foo&#39;&gt;&lt;/script&gt;\n",
 97
 98		"<script src='a>b'></script>\n",
 99		"&lt;script src=&#39;a&gt;b&#39;&gt;&lt;/script&gt;\n",
100
101		"zz <script src='foo'></script>\n",
102		"<p>zz &lt;script src=&#39;foo&#39;&gt;&lt;/script&gt;</p>\n",
103
104		"zz <script src=foo></script>\n",
105		"<p>zz &lt;script src=foo&gt;&lt;/script&gt;</p>\n",
106
107		`<script><script src="http://example.com/exploit.js"></SCRIPT></script>`,
108		"&lt;script&gt;&lt;script src=&#34;http://example.com/exploit.js&#34;&gt;&lt;/script&gt;&lt;/script&gt;\n",
109
110		`'';!--"<XSS>=&{()}`,
111		"<p>&#39;&#39;;!--&#34;&lt;xss&gt;=&amp;{()}</p>\n",
112
113		"<SCRIPT SRC=http://ha.ckers.org/xss.js></SCRIPT>",
114		"<p>&lt;script SRC=http://ha.ckers.org/xss.js&gt;&lt;/script&gt;</p>\n",
115
116		"<SCRIPT \nSRC=http://ha.ckers.org/xss.js></SCRIPT>",
117		"<p>&lt;script \nSRC=http://ha.ckers.org/xss.js&gt;&lt;/script&gt;</p>\n",
118
119		`<IMG SRC="javascript:alert('XSS');">`,
120		"<p><img></p>\n",
121
122		"<IMG SRC=javascript:alert('XSS')>",
123		"<p><img></p>\n",
124
125		"<IMG SRC=JaVaScRiPt:alert('XSS')>",
126		"<p><img></p>\n",
127
128		"<IMG SRC=`javascript:alert(\"RSnake says, 'XSS'\")`>",
129		"<p><img></p>\n",
130
131		`<a onmouseover="alert(document.cookie)">xss link</a>`,
132		"<p><a>xss link</a></p>\n",
133
134		"<a onmouseover=alert(document.cookie)>xss link</a>",
135		"<p><a>xss link</a></p>\n",
136
137		`<IMG """><SCRIPT>alert("XSS")</SCRIPT>">`,
138		"<p><img>&lt;script&gt;alert(&amp;quot;XSS&amp;quot;)&lt;/script&gt;&#34;&gt;</p>\n",
139
140		"<IMG SRC=javascript:alert(String.fromCharCode(88,83,83))>",
141		"<p><img></p>\n",
142
143		`<IMG SRC=# onmouseover="alert('xxs')">`,
144		"<p><img></p>\n",
145
146		`<IMG SRC= onmouseover="alert('xxs')">`,
147		"<p><img></p>\n",
148
149		`<IMG onmouseover="alert('xxs')">`,
150		"<p><img></p>\n",
151
152		"<IMG SRC=&#106;&#97;&#118;&#97;&#115;&#99;&#114;&#105;&#112;&#116;&#58;&#97;&#108;&#101;&#114;&#116;&#40;&#39;&#88;&#83;&#83;&#39;&#41;>",
153		"<p><img></p>\n",
154
155		"<IMG SRC=&#0000106&#0000097&#0000118&#0000097&#0000115&#0000099&#0000114&#0000105&#0000112&#0000116&#0000058&#0000097&#0000108&#0000101&#0000114&#0000116&#0000040&#0000039&#0000088&#0000083&#0000083&#0000039&#0000041>",
156		"<p><img></p>\n",
157
158		"<IMG SRC=&#x6A&#x61&#x76&#x61&#x73&#x63&#x72&#x69&#x70&#x74&#x3A&#x61&#x6C&#x65&#x72&#x74&#x28&#x27&#x58&#x53&#x53&#x27&#x29>",
159		"<p><img></p>\n",
160
161		`<IMG SRC="javascriptascript:alert('XSS');">`,
162		"<p><img></p>\n",
163
164		`<IMG SRC="jav&#x09;ascript:alert('XSS');">`,
165		"<p><img></p>\n",
166
167		`<IMG SRC="jav&#x0A;ascript:alert('XSS');">`,
168		"<p><img></p>\n",
169
170		`<IMG SRC="jav&#x0D;ascript:alert('XSS');">`,
171		"<p><img></p>\n",
172
173		`<IMG SRC=" &#14;  javascript:alert('XSS');">`,
174		"<p><img></p>\n",
175
176		`<SCRIPT/XSS SRC="http://ha.ckers.org/xss.js"></SCRIPT>`,
177		"<p>&lt;script/XSS SRC=&#34;http://ha.ckers.org/xss.js&#34;&gt;&lt;/script&gt;</p>\n",
178
179		"<BODY onload!#$%&()*~+-_.,:;?@[/|\\]^`=alert(\"XSS\")>",
180		"<p>&lt;body onload!#$%&amp;()*~+-_.,:;?@[/|\\]^`=alert(&#34;XSS&#34;)&gt;</p>\n",
181
182		`<SCRIPT/SRC="http://ha.ckers.org/xss.js"></SCRIPT>`,
183		"<p>&lt;script/SRC=&#34;http://ha.ckers.org/xss.js&#34;&gt;&lt;/script&gt;</p>\n",
184
185		// HTML5 interprets the <script> tag contents as raw test, thus the end
186		// result has double-escaped &amp;quot;
187		`<<SCRIPT>alert("XSS");//<</SCRIPT>`,
188		"<p>&lt;&lt;script&gt;alert(&amp;quot;XSS&amp;quot;);//&amp;lt;&lt;/script&gt;</p>\n",
189
190		// HTML5 parses the </p> within an unclosed <script> tag as text.
191		// Same for the following tests.
192		"<SCRIPT SRC=http://ha.ckers.org/xss.js?< B >",
193		"<p>&lt;script SRC=http://ha.ckers.org/xss.js?&lt; B &gt;&lt;/p&gt;\n",
194
195		"<SCRIPT SRC=//ha.ckers.org/.j>",
196		"<p>&lt;script SRC=//ha.ckers.org/.j&gt;&lt;/p&gt;\n",
197
198		`<IMG SRC="javascript:alert('XSS')"`,
199		"<p>&lt;IMG SRC=&#34;javascript:alert(&#39;XSS&#39;)&#34;</p>\n",
200
201		"<iframe src=http://ha.ckers.org/scriptlet.html <",
202		// The hyperlink gets linkified, the <iframe> gets escaped
203		"<p>&lt;iframe src=<a href=\"http://ha.ckers.org/scriptlet.html\">http://ha.ckers.org/scriptlet.html</a> &lt;</p>\n",
204
205		// Additonal token types: SelfClosing, Comment, DocType.
206		"<br/>",
207		"<p><br></p>\n",
208
209		"<!-- Comment -->",
210		"<!-- Comment -->\n",
211
212		"<!DOCTYPE test>",
213		"<p>&lt;!DOCTYPE test&gt;</p>\n",
214
215		"<hr>",
216		"<hr>\n",
217	}
218	doTestsInlineParam(t, tests, 0, HTML_SKIP_STYLE|HTML_SANITIZE_OUTPUT)
219}
220
221func TestEmphasis(t *testing.T) {
222	var tests = []string{
223		"nothing inline\n",
224		"<p>nothing inline</p>\n",
225
226		"simple *inline* test\n",
227		"<p>simple <em>inline</em> test</p>\n",
228
229		"*at the* beginning\n",
230		"<p><em>at the</em> beginning</p>\n",
231
232		"at the *end*\n",
233		"<p>at the <em>end</em></p>\n",
234
235		"*try two* in *one line*\n",
236		"<p><em>try two</em> in <em>one line</em></p>\n",
237
238		"over *two\nlines* test\n",
239		"<p>over <em>two\nlines</em> test</p>\n",
240
241		"odd *number of* markers* here\n",
242		"<p>odd <em>number of</em> markers* here</p>\n",
243
244		"odd *number\nof* markers* here\n",
245		"<p>odd <em>number\nof</em> markers* here</p>\n",
246
247		"simple _inline_ test\n",
248		"<p>simple <em>inline</em> test</p>\n",
249
250		"_at the_ beginning\n",
251		"<p><em>at the</em> beginning</p>\n",
252
253		"at the _end_\n",
254		"<p>at the <em>end</em></p>\n",
255
256		"_try two_ in _one line_\n",
257		"<p><em>try two</em> in <em>one line</em></p>\n",
258
259		"over _two\nlines_ test\n",
260		"<p>over <em>two\nlines</em> test</p>\n",
261
262		"odd _number of_ markers_ here\n",
263		"<p>odd <em>number of</em> markers_ here</p>\n",
264
265		"odd _number\nof_ markers_ here\n",
266		"<p>odd <em>number\nof</em> markers_ here</p>\n",
267
268		"mix of *markers_\n",
269		"<p>mix of *markers_</p>\n",
270	}
271	doTestsInline(t, tests)
272}
273
274func TestStrong(t *testing.T) {
275	var tests = []string{
276		"nothing inline\n",
277		"<p>nothing inline</p>\n",
278
279		"simple **inline** test\n",
280		"<p>simple <strong>inline</strong> test</p>\n",
281
282		"**at the** beginning\n",
283		"<p><strong>at the</strong> beginning</p>\n",
284
285		"at the **end**\n",
286		"<p>at the <strong>end</strong></p>\n",
287
288		"**try two** in **one line**\n",
289		"<p><strong>try two</strong> in <strong>one line</strong></p>\n",
290
291		"over **two\nlines** test\n",
292		"<p>over <strong>two\nlines</strong> test</p>\n",
293
294		"odd **number of** markers** here\n",
295		"<p>odd <strong>number of</strong> markers** here</p>\n",
296
297		"odd **number\nof** markers** here\n",
298		"<p>odd <strong>number\nof</strong> markers** here</p>\n",
299
300		"simple __inline__ test\n",
301		"<p>simple <strong>inline</strong> test</p>\n",
302
303		"__at the__ beginning\n",
304		"<p><strong>at the</strong> beginning</p>\n",
305
306		"at the __end__\n",
307		"<p>at the <strong>end</strong></p>\n",
308
309		"__try two__ in __one line__\n",
310		"<p><strong>try two</strong> in <strong>one line</strong></p>\n",
311
312		"over __two\nlines__ test\n",
313		"<p>over <strong>two\nlines</strong> test</p>\n",
314
315		"odd __number of__ markers__ here\n",
316		"<p>odd <strong>number of</strong> markers__ here</p>\n",
317
318		"odd __number\nof__ markers__ here\n",
319		"<p>odd <strong>number\nof</strong> markers__ here</p>\n",
320
321		"mix of **markers__\n",
322		"<p>mix of **markers__</p>\n",
323	}
324	doTestsInline(t, tests)
325}
326
327func TestEmphasisMix(t *testing.T) {
328	var tests = []string{
329		"***triple emphasis***\n",
330		"<p><strong><em>triple emphasis</em></strong></p>\n",
331
332		"***triple\nemphasis***\n",
333		"<p><strong><em>triple\nemphasis</em></strong></p>\n",
334
335		"___triple emphasis___\n",
336		"<p><strong><em>triple emphasis</em></strong></p>\n",
337
338		"***triple emphasis___\n",
339		"<p>***triple emphasis___</p>\n",
340
341		"*__triple emphasis__*\n",
342		"<p><em><strong>triple emphasis</strong></em></p>\n",
343
344		"__*triple emphasis*__\n",
345		"<p><strong><em>triple emphasis</em></strong></p>\n",
346
347		"**improper *nesting** is* bad\n",
348		"<p><strong>improper *nesting</strong> is* bad</p>\n",
349
350		"*improper **nesting* is** bad\n",
351		"<p><em>improper **nesting</em> is** bad</p>\n",
352	}
353	doTestsInline(t, tests)
354}
355
356func TestStrikeThrough(t *testing.T) {
357	var tests = []string{
358		"nothing inline\n",
359		"<p>nothing inline</p>\n",
360
361		"simple ~~inline~~ test\n",
362		"<p>simple <del>inline</del> test</p>\n",
363
364		"~~at the~~ beginning\n",
365		"<p><del>at the</del> beginning</p>\n",
366
367		"at the ~~end~~\n",
368		"<p>at the <del>end</del></p>\n",
369
370		"~~try two~~ in ~~one line~~\n",
371		"<p><del>try two</del> in <del>one line</del></p>\n",
372
373		"over ~~two\nlines~~ test\n",
374		"<p>over <del>two\nlines</del> test</p>\n",
375
376		"odd ~~number of~~ markers~~ here\n",
377		"<p>odd <del>number of</del> markers~~ here</p>\n",
378
379		"odd ~~number\nof~~ markers~~ here\n",
380		"<p>odd <del>number\nof</del> markers~~ here</p>\n",
381	}
382	doTestsInline(t, tests)
383}
384
385func TestCodeSpan(t *testing.T) {
386	var tests = []string{
387		"`source code`\n",
388		"<p><code>source code</code></p>\n",
389
390		"` source code with spaces `\n",
391		"<p><code>source code with spaces</code></p>\n",
392
393		"` source code with spaces `not here\n",
394		"<p><code>source code with spaces</code>not here</p>\n",
395
396		"a `single marker\n",
397		"<p>a `single marker</p>\n",
398
399		"a single multi-tick marker with ``` no text\n",
400		"<p>a single multi-tick marker with ``` no text</p>\n",
401
402		"markers with ` ` a space\n",
403		"<p>markers with  a space</p>\n",
404
405		"`source code` and a `stray\n",
406		"<p><code>source code</code> and a `stray</p>\n",
407
408		"`source *with* _awkward characters_ in it`\n",
409		"<p><code>source *with* _awkward characters_ in it</code></p>\n",
410
411		"`split over\ntwo lines`\n",
412		"<p><code>split over\ntwo lines</code></p>\n",
413
414		"```multiple ticks``` for the marker\n",
415		"<p><code>multiple ticks</code> for the marker</p>\n",
416
417		"```multiple ticks `with` ticks inside```\n",
418		"<p><code>multiple ticks `with` ticks inside</code></p>\n",
419	}
420	doTestsInline(t, tests)
421}
422
423func TestLineBreak(t *testing.T) {
424	var tests = []string{
425		"this line  \nhas a break\n",
426		"<p>this line<br />\nhas a break</p>\n",
427
428		"this line \ndoes not\n",
429		"<p>this line\ndoes not</p>\n",
430
431		"this has an   \nextra space\n",
432		"<p>this has an<br />\nextra space</p>\n",
433	}
434	doTestsInline(t, tests)
435}
436
437func TestInlineLink(t *testing.T) {
438	var tests = []string{
439		"[foo](/bar/)\n",
440		"<p><a href=\"/bar/\">foo</a></p>\n",
441
442		"[foo with a title](/bar/ \"title\")\n",
443		"<p><a href=\"/bar/\" title=\"title\">foo with a title</a></p>\n",
444
445		"[foo with a title](/bar/\t\"title\")\n",
446		"<p><a href=\"/bar/\" title=\"title\">foo with a title</a></p>\n",
447
448		"[foo with a title](/bar/ \"title\"  )\n",
449		"<p><a href=\"/bar/\" title=\"title\">foo with a title</a></p>\n",
450
451		"[foo with a title](/bar/ title with no quotes)\n",
452		"<p><a href=\"/bar/ title with no quotes\">foo with a title</a></p>\n",
453
454		"[foo]()\n",
455		"<p>[foo]()</p>\n",
456
457		"![foo](/bar/)\n",
458		"<p><img src=\"/bar/\" alt=\"foo\" />\n</p>\n",
459
460		"![foo with a title](/bar/ \"title\")\n",
461		"<p><img src=\"/bar/\" alt=\"foo with a title\" title=\"title\" />\n</p>\n",
462
463		"![foo with a title](/bar/\t\"title\")\n",
464		"<p><img src=\"/bar/\" alt=\"foo with a title\" title=\"title\" />\n</p>\n",
465
466		"![foo with a title](/bar/ \"title\"  )\n",
467		"<p><img src=\"/bar/\" alt=\"foo with a title\" title=\"title\" />\n</p>\n",
468
469		"![foo with a title](/bar/ title with no quotes)\n",
470		"<p><img src=\"/bar/ title with no quotes\" alt=\"foo with a title\" />\n</p>\n",
471
472		"![foo]()\n",
473		"<p>![foo]()</p>\n",
474
475		"[a link]\t(/with_a_tab/)\n",
476		"<p><a href=\"/with_a_tab/\">a link</a></p>\n",
477
478		"[a link]  (/with_spaces/)\n",
479		"<p><a href=\"/with_spaces/\">a link</a></p>\n",
480
481		"[text (with) [[nested] (brackets)]](/url/)\n",
482		"<p><a href=\"/url/\">text (with) [[nested] (brackets)]</a></p>\n",
483
484		"[text (with) [broken nested] (brackets)]](/url/)\n",
485		"<p>[text (with) <a href=\"brackets\">broken nested</a>]](/url/)</p>\n",
486
487		"[text\nwith a newline](/link/)\n",
488		"<p><a href=\"/link/\">text\nwith a newline</a></p>\n",
489
490		"[text in brackets] [followed](/by a link/)\n",
491		"<p>[text in brackets] <a href=\"/by a link/\">followed</a></p>\n",
492
493		"[link with\\] a closing bracket](/url/)\n",
494		"<p><a href=\"/url/\">link with] a closing bracket</a></p>\n",
495
496		"[link with\\[ an opening bracket](/url/)\n",
497		"<p><a href=\"/url/\">link with[ an opening bracket</a></p>\n",
498
499		"[link with\\) a closing paren](/url/)\n",
500		"<p><a href=\"/url/\">link with) a closing paren</a></p>\n",
501
502		"[link with\\( an opening paren](/url/)\n",
503		"<p><a href=\"/url/\">link with( an opening paren</a></p>\n",
504
505		"[link](  with whitespace)\n",
506		"<p><a href=\"with whitespace\">link</a></p>\n",
507
508		"[link](  with whitespace   )\n",
509		"<p><a href=\"with whitespace\">link</a></p>\n",
510
511		"[![image](someimage)](with image)\n",
512		"<p><a href=\"with image\"><img src=\"someimage\" alt=\"image\" />\n</a></p>\n",
513
514		"[link](url \"one quote)\n",
515		"<p><a href=\"url &quot;one quote\">link</a></p>\n",
516
517		"[link](url 'one quote)\n",
518		"<p><a href=\"url 'one quote\">link</a></p>\n",
519
520		"[link](<url>)\n",
521		"<p><a href=\"url\">link</a></p>\n",
522
523		"[link & ampersand](/url/)\n",
524		"<p><a href=\"/url/\">link &amp; ampersand</a></p>\n",
525
526		"[link &amp; ampersand](/url/)\n",
527		"<p><a href=\"/url/\">link &amp; ampersand</a></p>\n",
528
529		"[link](/url/&query)\n",
530		"<p><a href=\"/url/&amp;query\">link</a></p>\n",
531
532		"[[t]](/t)\n",
533		"<p><a href=\"/t\">[t]</a></p>\n",
534	}
535	doTestsInline(t, tests)
536}
537
538func TestNofollowLink(t *testing.T) {
539	var tests = []string{
540		"[foo](http://bar.com/foo/)\n",
541		"<p><a href=\"http://bar.com/foo/\" rel=\"nofollow\">foo</a></p>\n",
542	}
543	doTestsInlineParam(t, tests, 0, HTML_SAFELINK|HTML_NOFOLLOW_LINKS|HTML_SANITIZE_OUTPUT)
544	// HTML_SANITIZE_OUTPUT won't allow relative links, so test that separately:
545	tests = []string{
546		"[foo](/bar/)\n",
547		"<p><a href=\"/bar/\">foo</a></p>\n",
548	}
549	doTestsInlineParam(t, tests, 0, HTML_SAFELINK|HTML_NOFOLLOW_LINKS)
550}
551
552func TestHrefTargetBlank(t *testing.T) {
553	var tests = []string{
554		// internal link
555		"[foo](/bar/)\n",
556		"<p><a href=\"/bar/\">foo</a></p>\n",
557
558		"[foo](http://example.com)\n",
559		"<p><a href=\"http://example.com\" target=\"_blank\">foo</a></p>\n",
560	}
561	doTestsInlineParam(t, tests, 0, HTML_SAFELINK|HTML_HREF_TARGET_BLANK)
562}
563
564func TestSafeInlineLink(t *testing.T) {
565	var tests = []string{
566		"[foo](/bar/)\n",
567		"<p><a href=\"/bar/\">foo</a></p>\n",
568
569		"[foo](http://bar/)\n",
570		"<p><a href=\"http://bar/\">foo</a></p>\n",
571
572		"[foo](https://bar/)\n",
573		"<p><a href=\"https://bar/\">foo</a></p>\n",
574
575		"[foo](ftp://bar/)\n",
576		"<p><a href=\"ftp://bar/\">foo</a></p>\n",
577
578		"[foo](mailto://bar/)\n",
579		"<p><a href=\"mailto://bar/\">foo</a></p>\n",
580
581		// Not considered safe
582		"[foo](baz://bar/)\n",
583		"<p><tt>foo</tt></p>\n",
584	}
585	doSafeTestsInline(t, tests)
586}
587
588func TestReferenceLink(t *testing.T) {
589	var tests = []string{
590		"[link][ref]\n",
591		"<p>[link][ref]</p>\n",
592
593		"[link][ref]\n   [ref]: /url/ \"title\"\n",
594		"<p><a href=\"/url/\" title=\"title\">link</a></p>\n",
595
596		"[link][ref]\n   [ref]: /url/\n",
597		"<p><a href=\"/url/\">link</a></p>\n",
598
599		"   [ref]: /url/\n",
600		"",
601
602		"   [ref]: /url/\n[ref2]: /url/\n [ref3]: /url/\n",
603		"",
604
605		"   [ref]: /url/\n[ref2]: /url/\n [ref3]: /url/\n    [4spaces]: /url/\n",
606		"<pre><code>[4spaces]: /url/\n</code></pre>\n",
607
608		"[hmm](ref2)\n   [ref]: /url/\n[ref2]: /url/\n [ref3]: /url/\n",
609		"<p><a href=\"ref2\">hmm</a></p>\n",
610
611		"[ref]\n",
612		"<p>[ref]</p>\n",
613
614		"[ref]\n   [ref]: /url/ \"title\"\n",
615		"<p><a href=\"/url/\" title=\"title\">ref</a></p>\n",
616	}
617	doTestsInline(t, tests)
618}
619
620func TestTags(t *testing.T) {
621	var tests = []string{
622		"a <span>tag</span>\n",
623		"<p>a <span>tag</span></p>\n",
624
625		"<span>tag</span>\n",
626		"<p><span>tag</span></p>\n",
627
628		"<span>mismatch</spandex>\n",
629		"<p><span>mismatch</spandex></p>\n",
630
631		"a <singleton /> tag\n",
632		"<p>a <singleton /> tag</p>\n",
633	}
634	doTestsInline(t, tests)
635}
636
637func TestAutoLink(t *testing.T) {
638	var tests = []string{
639		"http://foo.com/\n",
640		"<p><a href=\"http://foo.com/\">http://foo.com/</a></p>\n",
641
642		"1 http://foo.com/\n",
643		"<p>1 <a href=\"http://foo.com/\">http://foo.com/</a></p>\n",
644
645		"1http://foo.com/\n",
646		"<p>1<a href=\"http://foo.com/\">http://foo.com/</a></p>\n",
647
648		"1.http://foo.com/\n",
649		"<p>1.<a href=\"http://foo.com/\">http://foo.com/</a></p>\n",
650
651		"1. http://foo.com/\n",
652		"<ol>\n<li><a href=\"http://foo.com/\">http://foo.com/</a></li>\n</ol>\n",
653
654		"-http://foo.com/\n",
655		"<p>-<a href=\"http://foo.com/\">http://foo.com/</a></p>\n",
656
657		"- http://foo.com/\n",
658		"<ul>\n<li><a href=\"http://foo.com/\">http://foo.com/</a></li>\n</ul>\n",
659
660		"_http://foo.com/\n",
661		"<p>_<a href=\"http://foo.com/\">http://foo.com/</a></p>\n",
662
663		"令狐http://foo.com/\n",
664		"<p>令狐<a href=\"http://foo.com/\">http://foo.com/</a></p>\n",
665
666		"令狐 http://foo.com/\n",
667		"<p>令狐 <a href=\"http://foo.com/\">http://foo.com/</a></p>\n",
668
669		"ahttp://foo.com/\n",
670		"<p>ahttp://foo.com/</p>\n",
671
672		">http://foo.com/\n",
673		"<blockquote>\n<p><a href=\"http://foo.com/\">http://foo.com/</a></p>\n</blockquote>\n",
674
675		"> http://foo.com/\n",
676		"<blockquote>\n<p><a href=\"http://foo.com/\">http://foo.com/</a></p>\n</blockquote>\n",
677
678		"go to <http://foo.com/>\n",
679		"<p>go to <a href=\"http://foo.com/\">http://foo.com/</a></p>\n",
680
681		"a secure <https://link.org>\n",
682		"<p>a secure <a href=\"https://link.org\">https://link.org</a></p>\n",
683
684		"an email <mailto:some@one.com>\n",
685		"<p>an email <a href=\"mailto:some@one.com\">some@one.com</a></p>\n",
686
687		"an email <mailto://some@one.com>\n",
688		"<p>an email <a href=\"mailto://some@one.com\">some@one.com</a></p>\n",
689
690		"an email <some@one.com>\n",
691		"<p>an email <a href=\"mailto:some@one.com\">some@one.com</a></p>\n",
692
693		"an ftp <ftp://old.com>\n",
694		"<p>an ftp <a href=\"ftp://old.com\">ftp://old.com</a></p>\n",
695
696		"an ftp <ftp:old.com>\n",
697		"<p>an ftp <a href=\"ftp:old.com\">ftp:old.com</a></p>\n",
698
699		"a link with <http://new.com?query=foo&bar>\n",
700		"<p>a link with <a href=\"http://new.com?query=foo&amp;bar\">" +
701			"http://new.com?query=foo&amp;bar</a></p>\n",
702
703		"quotes mean a tag <http://new.com?query=\"foo\"&bar>\n",
704		"<p>quotes mean a tag <http://new.com?query=\"foo\"&bar></p>\n",
705
706		"quotes mean a tag <http://new.com?query='foo'&bar>\n",
707		"<p>quotes mean a tag <http://new.com?query='foo'&bar></p>\n",
708
709		"unless escaped <http://new.com?query=\\\"foo\\\"&bar>\n",
710		"<p>unless escaped <a href=\"http://new.com?query=&quot;foo&quot;&amp;bar\">" +
711			"http://new.com?query=&quot;foo&quot;&amp;bar</a></p>\n",
712
713		"even a > can be escaped <http://new.com?q=\\>&etc>\n",
714		"<p>even a &gt; can be escaped <a href=\"http://new.com?q=&gt;&amp;etc\">" +
715			"http://new.com?q=&gt;&amp;etc</a></p>\n",
716
717		"<a href=\"http://fancy.com\">http://fancy.com</a>\n",
718		"<p><a href=\"http://fancy.com\">http://fancy.com</a></p>\n",
719
720		"<a href=\"http://fancy.com\">This is a link</a>\n",
721		"<p><a href=\"http://fancy.com\">This is a link</a></p>\n",
722
723		"<a href=\"http://www.fancy.com/A_B.pdf\">http://www.fancy.com/A_B.pdf</a>\n",
724		"<p><a href=\"http://www.fancy.com/A_B.pdf\">http://www.fancy.com/A_B.pdf</a></p>\n",
725
726		"(<a href=\"http://www.fancy.com/A_B\">http://www.fancy.com/A_B</a> (\n",
727		"<p>(<a href=\"http://www.fancy.com/A_B\">http://www.fancy.com/A_B</a> (</p>\n",
728
729		"(<a href=\"http://www.fancy.com/A_B\">http://www.fancy.com/A_B</a> (part two: <a href=\"http://www.fancy.com/A_B\">http://www.fancy.com/A_B</a>)).\n",
730		"<p>(<a href=\"http://www.fancy.com/A_B\">http://www.fancy.com/A_B</a> (part two: <a href=\"http://www.fancy.com/A_B\">http://www.fancy.com/A_B</a>)).</p>\n",
731
732		"http://www.foo.com<br />\n",
733		"<p><a href=\"http://www.foo.com\">http://www.foo.com</a><br /></p>\n",
734
735		"http://foo.com/viewtopic.php?f=18&amp;t=297",
736		"<p><a href=\"http://foo.com/viewtopic.php?f=18&amp;t=297\">http://foo.com/viewtopic.php?f=18&amp;t=297</a></p>\n",
737
738		"http://foo.com/viewtopic.php?param=&quot;18&quot;zz",
739		"<p><a href=\"http://foo.com/viewtopic.php?param=&quot;18&quot;zz\">http://foo.com/viewtopic.php?param=&quot;18&quot;zz</a></p>\n",
740
741		"http://foo.com/viewtopic.php?param=&quot;18&quot;",
742		"<p><a href=\"http://foo.com/viewtopic.php?param=&quot;18&quot;\">http://foo.com/viewtopic.php?param=&quot;18&quot;</a></p>\n",
743	}
744	doTestsInline(t, tests)
745}
746
747func TestFootnotes(t *testing.T) {
748	tests := []string{
749		"testing footnotes.[^a]\n\n[^a]: This is the note\n",
750		`<p>testing footnotes.<sup class="footnote-ref" id="fnref:a"><a rel="footnote" href="#fn:a">1</a></sup></p>
751<div class="footnotes">
752
753<hr />
754
755<ol>
756<li id="fn:a">This is the note
757</li>
758</ol>
759</div>
760`,
761
762		`testing long[^b] notes.
763
764[^b]: Paragraph 1
765
766	Paragraph 2
767
768	` + "```\n\tsome code\n\t```" + `
769
770	Paragraph 3
771
772No longer in the footnote
773`,
774		`<p>testing long<sup class="footnote-ref" id="fnref:b"><a rel="footnote" href="#fn:b">1</a></sup> notes.</p>
775
776<p>No longer in the footnote</p>
777<div class="footnotes">
778
779<hr />
780
781<ol>
782<li id="fn:b"><p>Paragraph 1</p>
783
784<p>Paragraph 2</p>
785
786<p><code>
787some code
788</code></p>
789
790<p>Paragraph 3</p>
791</li>
792</ol>
793</div>
794`,
795
796		`testing[^c] multiple[^d] notes.
797
798[^c]: this is [note] c
799
800
801omg
802
803[^d]: this is note d
804
805what happens here
806
807[note]: /link/c
808
809`,
810		`<p>testing<sup class="footnote-ref" id="fnref:c"><a rel="footnote" href="#fn:c">1</a></sup> multiple<sup class="footnote-ref" id="fnref:d"><a rel="footnote" href="#fn:d">2</a></sup> notes.</p>
811
812<p>omg</p>
813
814<p>what happens here</p>
815<div class="footnotes">
816
817<hr />
818
819<ol>
820<li id="fn:c">this is <a href="/link/c">note</a> c
821</li>
822<li id="fn:d">this is note d
823</li>
824</ol>
825</div>
826`,
827
828		"testing inline^[this is the note] notes.\n",
829		`<p>testing inline<sup class="footnote-ref" id="fnref:this-is-the-note"><a rel="footnote" href="#fn:this-is-the-note">1</a></sup> notes.</p>
830<div class="footnotes">
831
832<hr />
833
834<ol>
835<li id="fn:this-is-the-note">this is the note</li>
836</ol>
837</div>
838`,
839
840		"testing multiple[^1] types^[inline note] of notes[^2]\n\n[^2]: the second deferred note\n[^1]: the first deferred note\n\n\twhich happens to be a block\n",
841		`<p>testing multiple<sup class="footnote-ref" id="fnref:1"><a rel="footnote" href="#fn:1">1</a></sup> types<sup class="footnote-ref" id="fnref:inline-note"><a rel="footnote" href="#fn:inline-note">2</a></sup> of notes<sup class="footnote-ref" id="fnref:2"><a rel="footnote" href="#fn:2">3</a></sup></p>
842<div class="footnotes">
843
844<hr />
845
846<ol>
847<li id="fn:1"><p>the first deferred note</p>
848
849<p>which happens to be a block</p>
850</li>
851<li id="fn:inline-note">inline note</li>
852<li id="fn:2">the second deferred note
853</li>
854</ol>
855</div>
856`,
857
858		`This is a footnote[^1]^[and this is an inline footnote]
859
860[^1]: the footnote text.
861
862    may be multiple paragraphs.
863`,
864		`<p>This is a footnote<sup class="footnote-ref" id="fnref:1"><a rel="footnote" href="#fn:1">1</a></sup><sup class="footnote-ref" id="fnref:and-this-is-an-i"><a rel="footnote" href="#fn:and-this-is-an-i">2</a></sup></p>
865<div class="footnotes">
866
867<hr />
868
869<ol>
870<li id="fn:1"><p>the footnote text.</p>
871
872<p>may be multiple paragraphs.</p>
873</li>
874<li id="fn:and-this-is-an-i">and this is an inline footnote</li>
875</ol>
876</div>
877`,
878
879		"empty footnote[^]\n\n[^]: fn text",
880		"<p>empty footnote<sup class=\"footnote-ref\" id=\"fnref:\"><a rel=\"footnote\" href=\"#fn:\">1</a></sup></p>\n<div class=\"footnotes\">\n\n<hr />\n\n<ol>\n<li id=\"fn:\">fn text\n</li>\n</ol>\n</div>\n",
881	}
882
883	doTestsInlineParam(t, tests, EXTENSION_FOOTNOTES, 0)
884}