MDL-51718 weblib: Allow moodle_url scheme to be set
[moodle.git] / lib / tests / weblib_test.php
1 <?php
2 // This file is part of Moodle - http://moodle.org/
3 //
4 // Moodle is free software: you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation, either version 3 of the License, or
7 // (at your option) any later version.
8 //
9 // Moodle is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 // GNU General Public License for more details.
13 //
14 // You should have received a copy of the GNU General Public License
15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
17 /**
18  * Weblib tests.
19  *
20  * @package    core
21  * @category   phpunit
22  * @copyright  &copy; 2006 The Open University
23  * @author     T.J.Hunt@open.ac.uk
24  * @license    http://www.gnu.org/copyleft/gpl.html GNU Public License
25  */
27 defined('MOODLE_INTERNAL') || die();
30 class core_weblib_testcase extends advanced_testcase {
32     public function test_format_string() {
33         global $CFG;
35         // Ampersands.
36         $this->assertSame("&amp; &amp;&amp;&amp;&amp;&amp; &amp;&amp;", format_string("& &&&&& &&"));
37         $this->assertSame("ANother &amp; &amp;&amp;&amp;&amp;&amp; Category", format_string("ANother & &&&&& Category"));
38         $this->assertSame("ANother &amp; &amp;&amp;&amp;&amp;&amp; Category", format_string("ANother & &&&&& Category", true));
39         $this->assertSame("Nick's Test Site &amp; Other things", format_string("Nick's Test Site & Other things", true));
41         // String entities.
42         $this->assertSame("&quot;", format_string("&quot;"));
44         // Digital entities.
45         $this->assertSame("&11234;", format_string("&11234;"));
47         // Unicode entities.
48         $this->assertSame("&#4475;", format_string("&#4475;"));
50         // < and > signs.
51         $originalformatstringstriptags = $CFG->formatstringstriptags;
53         $CFG->formatstringstriptags = false;
54         $this->assertSame('x &lt; 1', format_string('x < 1'));
55         $this->assertSame('x &gt; 1', format_string('x > 1'));
56         $this->assertSame('x &lt; 1 and x &gt; 0', format_string('x < 1 and x > 0'));
58         $CFG->formatstringstriptags = true;
59         $this->assertSame('x &lt; 1', format_string('x < 1'));
60         $this->assertSame('x &gt; 1', format_string('x > 1'));
61         $this->assertSame('x &lt; 1 and x &gt; 0', format_string('x < 1 and x > 0'));
63         $CFG->formatstringstriptags = $originalformatstringstriptags;
64     }
66     public function test_s() {
67         // Special cases.
68         $this->assertSame('0', s(0));
69         $this->assertSame('0', s('0'));
70         $this->assertSame('0', s(false));
71         $this->assertSame('', s(null));
73         // Normal cases.
74         $this->assertSame('This Breaks &quot; Strict', s('This Breaks " Strict'));
75         $this->assertSame('This Breaks &lt;a&gt;&quot; Strict&lt;/a&gt;', s('This Breaks <a>" Strict</a>'));
77         // Unicode characters.
78         $this->assertSame('Café', s('Café'));
79         $this->assertSame('一, 二, 三', s('一, 二, 三'));
81         // Don't escape already-escaped numeric entities. (Note, this behaviour
82         // may not be desirable. Perhaps we should remove these tests and that
83         // functionality, but we can only do that if we understand why it was added.)
84         $this->assertSame('An entity: &#x09ff;.', s('An entity: &#x09ff;.'));
85         $this->assertSame('An entity: &#1073;.', s('An entity: &#1073;.'));
86         $this->assertSame('An entity: &amp;amp;.', s('An entity: &amp;.'));
87         $this->assertSame('Not an entity: &amp;amp;#x09ff;.', s('Not an entity: &amp;#x09ff;.'));
88     }
90     public function test_format_text_email() {
91         $this->assertSame("This is a TEST",
92             format_text_email('<p>This is a <strong>test</strong></p>', FORMAT_HTML));
93         $this->assertSame("This is a TEST",
94             format_text_email('<p class="frogs">This is a <strong class=\'fishes\'>test</strong></p>', FORMAT_HTML));
95         $this->assertSame('& so is this',
96             format_text_email('&amp; so is this', FORMAT_HTML));
97         $this->assertSame('Two bullets: ' . core_text::code2utf8(8226) . ' ' . core_text::code2utf8(8226),
98             format_text_email('Two bullets: &#x2022; &#8226;', FORMAT_HTML));
99         $this->assertSame(core_text::code2utf8(0x7fd2).core_text::code2utf8(0x7fd2),
100             format_text_email('&#x7fd2;&#x7FD2;', FORMAT_HTML));
101     }
103     public function test_obfuscate_email() {
104         $email = 'some.user@example.com';
105         $obfuscated = obfuscate_email($email);
106         $this->assertNotSame($email, $obfuscated);
107         $back = core_text::entities_to_utf8(urldecode($email), true);
108         $this->assertSame($email, $back);
109     }
111     public function test_obfuscate_text() {
112         $text = 'Žluťoučký koníček 32131';
113         $obfuscated = obfuscate_text($text);
114         $this->assertNotSame($text, $obfuscated);
115         $back = core_text::entities_to_utf8($obfuscated, true);
116         $this->assertSame($text, $back);
117     }
119     public function test_highlight() {
120         $this->assertSame('This is <span class="highlight">good</span>',
121                 highlight('good', 'This is good'));
123         $this->assertSame('<span class="highlight">span</span>',
124                 highlight('SpaN', 'span'));
126         $this->assertSame('<span class="highlight">SpaN</span>',
127                 highlight('span', 'SpaN'));
129         $this->assertSame('<span><span class="highlight">span</span></span>',
130                 highlight('span', '<span>span</span>'));
132         $this->assertSame('He <span class="highlight">is</span> <span class="highlight">good</span>',
133                 highlight('good is', 'He is good'));
135         $this->assertSame('This is <span class="highlight">good</span>',
136                 highlight('+good', 'This is good'));
138         $this->assertSame('This is good',
139                 highlight('-good', 'This is good'));
141         $this->assertSame('This is goodness',
142                 highlight('+good', 'This is goodness'));
144         $this->assertSame('This is <span class="highlight">good</span>ness',
145                 highlight('good', 'This is goodness'));
147         $this->assertSame('<p><b>test</b> <b>1</b></p><p><b>1</b></p>',
148                 highlight('test 1', '<p>test 1</p><p>1</p>', false, '<b>', '</b>'));
150         $this->assertSame('<p><b>test</b> <b>1</b></p><p><b>1</b></p>',
151                     highlight('test +1', '<p>test 1</p><p>1</p>', false, '<b>', '</b>'));
153         $this->assertSame('<p><b>test</b> 1</p><p>1</p>',
154                     highlight('test -1', '<p>test 1</p><p>1</p>', false, '<b>', '</b>'));
155     }
157     public function test_replace_ampersands() {
158         $this->assertSame("This &amp; that &nbsp;", replace_ampersands_not_followed_by_entity("This & that &nbsp;"));
159         $this->assertSame("This &amp;nbsp that &nbsp;", replace_ampersands_not_followed_by_entity("This &nbsp that &nbsp;"));
160     }
162     public function test_strip_links() {
163         $this->assertSame('this is a link', strip_links('this is a <a href="http://someaddress.com/query">link</a>'));
164     }
166     public function test_wikify_links() {
167         $this->assertSame('this is a link [ http://someaddress.com/query ]', wikify_links('this is a <a href="http://someaddress.com/query">link</a>'));
168     }
170     /**
171      * Test basic moodle_url construction.
172      */
173     public function test_moodle_url_constructor() {
174         global $CFG;
176         $url = new moodle_url('/index.php');
177         $this->assertSame($CFG->wwwroot.'/index.php', $url->out());
179         $url = new moodle_url('/index.php', array());
180         $this->assertSame($CFG->wwwroot.'/index.php', $url->out());
182         $url = new moodle_url('/index.php', array('id' => 2));
183         $this->assertSame($CFG->wwwroot.'/index.php?id=2', $url->out());
185         $url = new moodle_url('/index.php', array('id' => 'two'));
186         $this->assertSame($CFG->wwwroot.'/index.php?id=two', $url->out());
188         $url = new moodle_url('/index.php', array('id' => 1, 'cid' => '2'));
189         $this->assertSame($CFG->wwwroot.'/index.php?id=1&amp;cid=2', $url->out());
190         $this->assertSame($CFG->wwwroot.'/index.php?id=1&cid=2', $url->out(false));
192         $url = new moodle_url('/index.php', null, 'test');
193         $this->assertSame($CFG->wwwroot.'/index.php#test', $url->out());
195         $url = new moodle_url('/index.php', array('id' => 2), 'test');
196         $this->assertSame($CFG->wwwroot.'/index.php?id=2#test', $url->out());
197     }
199     /**
200      * Tests moodle_url::get_path().
201      */
202     public function test_moodle_url_get_path() {
203         $url = new moodle_url('http://www.example.org:447/my/file/is/here.txt?really=1');
204         $this->assertSame('/my/file/is/here.txt', $url->get_path());
206         $url = new moodle_url('http://www.example.org/');
207         $this->assertSame('/', $url->get_path());
209         $url = new moodle_url('http://www.example.org/pluginfile.php/slash/arguments');
210         $this->assertSame('/pluginfile.php/slash/arguments', $url->get_path());
211         $this->assertSame('/pluginfile.php', $url->get_path(false));
212     }
214     public function test_moodle_url_round_trip() {
215         $strurl = 'http://moodle.org/course/view.php?id=5';
216         $url = new moodle_url($strurl);
217         $this->assertSame($strurl, $url->out(false));
219         $strurl = 'http://moodle.org/user/index.php?contextid=53&sifirst=M&silast=D';
220         $url = new moodle_url($strurl);
221         $this->assertSame($strurl, $url->out(false));
222     }
224     /**
225      * Test Moodle URL objects created with a param with empty value.
226      */
227     public function test_moodle_url_empty_param_values() {
228         $strurl = 'http://moodle.org/course/view.php?id=0';
229         $url = new moodle_url($strurl, array('id' => 0));
230         $this->assertSame($strurl, $url->out(false));
232         $strurl = 'http://moodle.org/course/view.php?id';
233         $url = new moodle_url($strurl, array('id' => false));
234         $this->assertSame($strurl, $url->out(false));
236         $strurl = 'http://moodle.org/course/view.php?id';
237         $url = new moodle_url($strurl, array('id' => null));
238         $this->assertSame($strurl, $url->out(false));
240         $strurl = 'http://moodle.org/course/view.php?id';
241         $url = new moodle_url($strurl, array('id' => ''));
242         $this->assertSame($strurl, $url->out(false));
244         $strurl = 'http://moodle.org/course/view.php?id';
245         $url = new moodle_url($strurl);
246         $this->assertSame($strurl, $url->out(false));
247     }
249     /**
250      * Test set good scheme on Moodle URL objects.
251      */
252     public function test_moodle_url_set_good_scheme() {
253         $url = new moodle_url('http://moodle.org/foo/bar');
254         $url->set_scheme('myscheme');
255         $this->assertSame('myscheme://moodle.org/foo/bar', $url->out());
256     }
258     /**
259      * Test set bad scheme on Moodle URL objects.
260      */
261     public function test_moodle_url_set_bad_scheme() {
262         $url = new moodle_url('http://moodle.org/foo/bar');
263         $this->setExpectedException('coding_exception');
264         $url->set_scheme('not a valid $ scheme');
265     }
267     public function test_moodle_url_round_trip_array_params() {
268         $strurl = 'http://example.com/?a%5B1%5D=1&a%5B2%5D=2';
269         $url = new moodle_url($strurl);
270         $this->assertSame($strurl, $url->out(false));
272         $url = new moodle_url('http://example.com/?a[1]=1&a[2]=2');
273         $this->assertSame($strurl, $url->out(false));
275         // For un-keyed array params, we expect 0..n keys to be returned.
276         $strurl = 'http://example.com/?a%5B0%5D=0&a%5B1%5D=1';
277         $url = new moodle_url('http://example.com/?a[]=0&a[]=1');
278         $this->assertSame($strurl, $url->out(false));
279     }
281     public function test_compare_url() {
282         $url1 = new moodle_url('index.php', array('var1' => 1, 'var2' => 2));
283         $url2 = new moodle_url('index2.php', array('var1' => 1, 'var2' => 2, 'var3' => 3));
285         $this->assertFalse($url1->compare($url2, URL_MATCH_BASE));
286         $this->assertFalse($url1->compare($url2, URL_MATCH_PARAMS));
287         $this->assertFalse($url1->compare($url2, URL_MATCH_EXACT));
289         $url2 = new moodle_url('index.php', array('var1' => 1, 'var3' => 3));
291         $this->assertTrue($url1->compare($url2, URL_MATCH_BASE));
292         $this->assertFalse($url1->compare($url2, URL_MATCH_PARAMS));
293         $this->assertFalse($url1->compare($url2, URL_MATCH_EXACT));
295         $url2 = new moodle_url('index.php', array('var1' => 1, 'var2' => 2, 'var3' => 3));
297         $this->assertTrue($url1->compare($url2, URL_MATCH_BASE));
298         $this->assertTrue($url1->compare($url2, URL_MATCH_PARAMS));
299         $this->assertFalse($url1->compare($url2, URL_MATCH_EXACT));
301         $url2 = new moodle_url('index.php', array('var2' => 2, 'var1' => 1));
303         $this->assertTrue($url1->compare($url2, URL_MATCH_BASE));
304         $this->assertTrue($url1->compare($url2, URL_MATCH_PARAMS));
305         $this->assertTrue($url1->compare($url2, URL_MATCH_EXACT));
307         $url1->set_anchor('test');
308         $this->assertTrue($url1->compare($url2, URL_MATCH_BASE));
309         $this->assertTrue($url1->compare($url2, URL_MATCH_PARAMS));
310         $this->assertFalse($url1->compare($url2, URL_MATCH_EXACT));
312         $url2->set_anchor('test');
313         $this->assertTrue($url1->compare($url2, URL_MATCH_BASE));
314         $this->assertTrue($url1->compare($url2, URL_MATCH_PARAMS));
315         $this->assertTrue($url1->compare($url2, URL_MATCH_EXACT));
316     }
318     public function test_out_as_local_url() {
319         global $CFG;
320         // Test http url.
321         $url1 = new moodle_url('/lib/tests/weblib_test.php');
322         $this->assertSame('/lib/tests/weblib_test.php', $url1->out_as_local_url());
324         // Test https url.
325         $httpswwwroot = str_replace("http://", "https://", $CFG->wwwroot);
326         $url2 = new moodle_url($httpswwwroot.'/login/profile.php');
327         $this->assertSame('/login/profile.php', $url2->out_as_local_url());
329         // Test http url matching wwwroot.
330         $url3 = new moodle_url($CFG->wwwroot);
331         $this->assertSame('', $url3->out_as_local_url());
333         // Test http url matching wwwroot ending with slash (/).
334         $url3 = new moodle_url($CFG->wwwroot.'/');
335         $this->assertSame('/', $url3->out_as_local_url());
336     }
338     /**
339      * @expectedException coding_exception
340      * @return void
341      */
342     public function test_out_as_local_url_error() {
343         $url2 = new moodle_url('http://www.google.com/lib/tests/weblib_test.php');
344         $url2->out_as_local_url();
345     }
347     /**
348      * You should get error with modified url
349      *
350      * @expectedException coding_exception
351      * @return void
352      */
353     public function test_modified_url_out_as_local_url_error() {
354         global $CFG;
356         $modifiedurl = $CFG->wwwroot.'1';
357         $url3 = new moodle_url($modifiedurl.'/login/profile.php');
358         $url3->out_as_local_url();
359     }
361     /**
362      * Try get local url from external https url and you should get error
363      *
364      * @expectedException coding_exception
365      */
366     public function test_https_out_as_local_url_error() {
367         $url4 = new moodle_url('https://www.google.com/lib/tests/weblib_test.php');
368         $url4->out_as_local_url();
369     }
371     public function test_moodle_url_get_scheme() {
372         // Should return the scheme only.
373         $url = new moodle_url('http://www.example.org:447/my/file/is/here.txt?really=1');
374         $this->assertSame('http', $url->get_scheme());
376         // Should work for secure URLs.
377         $url = new moodle_url('https://www.example.org:447/my/file/is/here.txt?really=1');
378         $this->assertSame('https', $url->get_scheme());
380         // Should return an empty string if no scheme is specified.
381         $url = new moodle_url('www.example.org:447/my/file/is/here.txt?really=1');
382         $this->assertSame('', $url->get_scheme());
383     }
385     public function test_moodle_url_get_host() {
386         // Should return the host part only.
387         $url = new moodle_url('http://www.example.org:447/my/file/is/here.txt?really=1');
388         $this->assertSame('www.example.org', $url->get_host());
389     }
391     public function test_moodle_url_get_port() {
392         // Should return the port if one provided.
393         $url = new moodle_url('http://www.example.org:447/my/file/is/here.txt?really=1');
394         $this->assertSame(447, $url->get_port());
396         // Should return an empty string if port not specified.
397         $url = new moodle_url('http://www.example.org/some/path/here.php');
398         $this->assertSame('', $url->get_port());
399     }
401     public function test_clean_text() {
402         $text = "lala <applet>xx</applet>";
403         $this->assertSame($text, clean_text($text, FORMAT_PLAIN));
404         $this->assertSame('lala xx', clean_text($text, FORMAT_MARKDOWN));
405         $this->assertSame('lala xx', clean_text($text, FORMAT_MOODLE));
406         $this->assertSame('lala xx', clean_text($text, FORMAT_HTML));
407     }
409     public function test_qualified_me() {
410         global $PAGE, $FULLME, $CFG;
411         $this->resetAfterTest();
413         $PAGE = new moodle_page();
415         $FULLME = $CFG->wwwroot.'/course/view.php?id=1&xx=yy';
416         $this->assertSame($FULLME, qualified_me());
418         $PAGE->set_url('/course/view.php', array('id'=>1));
419         $this->assertSame($CFG->wwwroot.'/course/view.php?id=1', qualified_me());
420     }
422     public function test_null_progres_trace() {
423         $this->resetAfterTest(false);
425         $trace = new null_progress_trace();
426         $trace->output('do');
427         $trace->output('re', 1);
428         $trace->output('mi', 2);
429         $trace->finished();
430         $output = ob_get_contents();
431         $this->assertSame('', $output);
432         $this->expectOutputString('');
433     }
435     public function test_text_progres_trace() {
436         $this->resetAfterTest(false);
438         $trace = new text_progress_trace();
439         $trace->output('do');
440         $trace->output('re', 1);
441         $trace->output('mi', 2);
442         $trace->finished();
443         $this->expectOutputString("do\n  re\n    mi\n");
444     }
446     public function test_html_progres_trace() {
447         $this->resetAfterTest(false);
449         $trace = new html_progress_trace();
450         $trace->output('do');
451         $trace->output('re', 1);
452         $trace->output('mi', 2);
453         $trace->finished();
454         $this->expectOutputString("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n");
455     }
457     public function test_html_list_progress_trace() {
458         $this->resetAfterTest(false);
460         $trace = new html_list_progress_trace();
461         $trace->output('do');
462         $trace->output('re', 1);
463         $trace->output('mi', 2);
464         $trace->finished();
465         $this->expectOutputString("<ul>\n<li>do<ul>\n<li>re<ul>\n<li>mi</li>\n</ul>\n</li>\n</ul>\n</li>\n</ul>\n");
466     }
468     public function test_progres_trace_buffer() {
469         $this->resetAfterTest(false);
471         $trace = new progress_trace_buffer(new html_progress_trace());
472         ob_start();
473         $trace->output('do');
474         $trace->output('re', 1);
475         $trace->output('mi', 2);
476         $trace->finished();
477         $output = ob_get_contents();
478         ob_end_clean();
479         $this->assertSame("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n", $output);
480         $this->assertSame($output, $trace->get_buffer());
482         $trace = new progress_trace_buffer(new html_progress_trace(), false);
483         $trace->output('do');
484         $trace->output('re', 1);
485         $trace->output('mi', 2);
486         $trace->finished();
487         $this->assertSame("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n", $trace->get_buffer());
488         $this->assertSame("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n", $trace->get_buffer());
489         $trace->reset_buffer();
490         $this->assertSame('', $trace->get_buffer());
491         $this->expectOutputString('');
492     }
494     public function test_combined_progres_trace() {
495         $this->resetAfterTest(false);
497         $trace1 = new progress_trace_buffer(new html_progress_trace(), false);
498         $trace2 = new progress_trace_buffer(new text_progress_trace(), false);
500         $trace = new combined_progress_trace(array($trace1, $trace2));
501         $trace->output('do');
502         $trace->output('re', 1);
503         $trace->output('mi', 2);
504         $trace->finished();
505         $this->assertSame("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n", $trace1->get_buffer());
506         $this->assertSame("do\n  re\n    mi\n", $trace2->get_buffer());
507         $this->expectOutputString('');
508     }
510     public function test_set_debugging() {
511         global $CFG;
513         $this->resetAfterTest();
515         $this->assertEquals(DEBUG_DEVELOPER, $CFG->debug);
516         $this->assertTrue($CFG->debugdeveloper);
517         $this->assertNotEmpty($CFG->debugdisplay);
519         set_debugging(DEBUG_DEVELOPER, true);
520         $this->assertEquals(DEBUG_DEVELOPER, $CFG->debug);
521         $this->assertTrue($CFG->debugdeveloper);
522         $this->assertNotEmpty($CFG->debugdisplay);
524         set_debugging(DEBUG_DEVELOPER, false);
525         $this->assertEquals(DEBUG_DEVELOPER, $CFG->debug);
526         $this->assertTrue($CFG->debugdeveloper);
527         $this->assertEmpty($CFG->debugdisplay);
529         set_debugging(-1);
530         $this->assertEquals(-1, $CFG->debug);
531         $this->assertTrue($CFG->debugdeveloper);
533         set_debugging(DEBUG_ALL);
534         $this->assertEquals(DEBUG_ALL, $CFG->debug);
535         $this->assertFalse($CFG->debugdeveloper);
537         set_debugging(DEBUG_NORMAL);
538         $this->assertEquals(DEBUG_NORMAL, $CFG->debug);
539         $this->assertFalse($CFG->debugdeveloper);
541         set_debugging(DEBUG_MINIMAL);
542         $this->assertEquals(DEBUG_MINIMAL, $CFG->debug);
543         $this->assertFalse($CFG->debugdeveloper);
545         set_debugging(DEBUG_NONE);
546         $this->assertEquals(DEBUG_NONE, $CFG->debug);
547         $this->assertFalse($CFG->debugdeveloper);
548     }
550     public function test_strip_pluginfile_content() {
551         $source = <<<SOURCE
552 Hello!
554 I'm writing to you from the Moodle Majlis in Muscat, Oman, where we just had several days of Moodle community goodness.
556 URL outside a tag: https://moodle.org/logo/logo-240x60.gif
557 Plugin url outside a tag: @@PLUGINFILE@@/logo-240x60.gif
559 External link 1:<img src='https://moodle.org/logo/logo-240x60.gif' alt='Moodle'/>
560 External link 2:<img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif"/>
561 Internal link 1:<img src='@@PLUGINFILE@@/logo-240x60.gif' alt='Moodle'/>
562 Internal link 2:<img alt="Moodle" src="@@PLUGINFILE@@logo-240x60.gif"/>
563 Anchor link 1:<a href="@@PLUGINFILE@@logo-240x60.gif" alt="bananas">Link text</a>
564 Anchor link 2:<a title="bananas" href="../logo-240x60.gif">Link text</a>
565 Anchor + ext. img:<a title="bananas" href="../logo-240x60.gif"><img alt="Moodle" src="@@PLUGINFILE@@logo-240x60.gif"/></a>
566 Ext. anchor + img:<a href="@@PLUGINFILE@@logo-240x60.gif"><img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif"/></a>
567 SOURCE;
568         $expected = <<<EXPECTED
569 Hello!
571 I'm writing to you from the Moodle Majlis in Muscat, Oman, where we just had several days of Moodle community goodness.
573 URL outside a tag: https://moodle.org/logo/logo-240x60.gif
574 Plugin url outside a tag: @@PLUGINFILE@@/logo-240x60.gif
576 External link 1:<img src="https://moodle.org/logo/logo-240x60.gif" alt="Moodle" />
577 External link 2:<img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif" />
578 Internal link 1:
579 Internal link 2:
580 Anchor link 1:Link text
581 Anchor link 2:<a title="bananas" href="../logo-240x60.gif">Link text</a>
582 Anchor + ext. img:<a title="bananas" href="../logo-240x60.gif"></a>
583 Ext. anchor + img:<img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif" />
584 EXPECTED;
585         $this->assertSame($expected, strip_pluginfile_content($source));
586     }
588     public function test_purify_html_ruby() {
590         $this->resetAfterTest();
592         $ruby =
593             "<p><ruby><rb>京都</rb><rp>(</rp><rt>きょうと</rt><rp>)</rp></ruby>は" .
594             "<ruby><rb>日本</rb><rp>(</rp><rt>にほん</rt><rp>)</rp></ruby>の" .
595             "<ruby><rb>都</rb><rp>(</rp><rt>みやこ</rt><rp>)</rp></ruby>です。</p>";
596         $illegal = '<script src="//code.jquery.com/jquery-1.11.3.min.js"></script>';
598         $cleaned = purify_html($ruby . $illegal);
599         $this->assertEquals($ruby, $cleaned);
601     }