MDL-48304 moodle_url: compare now considers anchor
[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).' *',
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     public function test_moodle_url_round_trip_array_params() {
250         $strurl = 'http://example.com/?a%5B1%5D=1&a%5B2%5D=2';
251         $url = new moodle_url($strurl);
252         $this->assertSame($strurl, $url->out(false));
254         $url = new moodle_url('http://example.com/?a[1]=1&a[2]=2');
255         $this->assertSame($strurl, $url->out(false));
257         // For un-keyed array params, we expect 0..n keys to be returned.
258         $strurl = 'http://example.com/?a%5B0%5D=0&a%5B1%5D=1';
259         $url = new moodle_url('http://example.com/?a[]=0&a[]=1');
260         $this->assertSame($strurl, $url->out(false));
261     }
263     public function test_compare_url() {
264         $url1 = new moodle_url('index.php', array('var1' => 1, 'var2' => 2));
265         $url2 = new moodle_url('index2.php', array('var1' => 1, 'var2' => 2, 'var3' => 3));
267         $this->assertFalse($url1->compare($url2, URL_MATCH_BASE));
268         $this->assertFalse($url1->compare($url2, URL_MATCH_PARAMS));
269         $this->assertFalse($url1->compare($url2, URL_MATCH_EXACT));
271         $url2 = new moodle_url('index.php', array('var1' => 1, 'var3' => 3));
273         $this->assertTrue($url1->compare($url2, URL_MATCH_BASE));
274         $this->assertFalse($url1->compare($url2, URL_MATCH_PARAMS));
275         $this->assertFalse($url1->compare($url2, URL_MATCH_EXACT));
277         $url2 = new moodle_url('index.php', array('var1' => 1, 'var2' => 2, 'var3' => 3));
279         $this->assertTrue($url1->compare($url2, URL_MATCH_BASE));
280         $this->assertTrue($url1->compare($url2, URL_MATCH_PARAMS));
281         $this->assertFalse($url1->compare($url2, URL_MATCH_EXACT));
283         $url2 = new moodle_url('index.php', array('var2' => 2, 'var1' => 1));
285         $this->assertTrue($url1->compare($url2, URL_MATCH_BASE));
286         $this->assertTrue($url1->compare($url2, URL_MATCH_PARAMS));
287         $this->assertTrue($url1->compare($url2, URL_MATCH_EXACT));
289         $url1->set_anchor('test');
290         $this->assertTrue($url1->compare($url2, URL_MATCH_BASE));
291         $this->assertTrue($url1->compare($url2, URL_MATCH_PARAMS));
292         $this->assertFalse($url1->compare($url2, URL_MATCH_EXACT));
294         $url2->set_anchor('test');
295         $this->assertTrue($url1->compare($url2, URL_MATCH_BASE));
296         $this->assertTrue($url1->compare($url2, URL_MATCH_PARAMS));
297         $this->assertTrue($url1->compare($url2, URL_MATCH_EXACT));
298     }
300     public function test_out_as_local_url() {
301         global $CFG;
302         // Test http url.
303         $url1 = new moodle_url('/lib/tests/weblib_test.php');
304         $this->assertSame('/lib/tests/weblib_test.php', $url1->out_as_local_url());
306         // Test https url.
307         $httpswwwroot = str_replace("http://", "https://", $CFG->wwwroot);
308         $url2 = new moodle_url($httpswwwroot.'/login/profile.php');
309         $this->assertSame('/login/profile.php', $url2->out_as_local_url());
311         // Test http url matching wwwroot.
312         $url3 = new moodle_url($CFG->wwwroot);
313         $this->assertSame('', $url3->out_as_local_url());
315         // Test http url matching wwwroot ending with slash (/).
316         $url3 = new moodle_url($CFG->wwwroot.'/');
317         $this->assertSame('/', $url3->out_as_local_url());
318     }
320     /**
321      * @expectedException coding_exception
322      * @return void
323      */
324     public function test_out_as_local_url_error() {
325         $url2 = new moodle_url('http://www.google.com/lib/tests/weblib_test.php');
326         $url2->out_as_local_url();
327     }
329     /**
330      * You should get error with modified url
331      *
332      * @expectedException coding_exception
333      * @return void
334      */
335     public function test_modified_url_out_as_local_url_error() {
336         global $CFG;
338         $modifiedurl = $CFG->wwwroot.'1';
339         $url3 = new moodle_url($modifiedurl.'/login/profile.php');
340         $url3->out_as_local_url();
341     }
343     /**
344      * Try get local url from external https url and you should get error
345      *
346      * @expectedException coding_exception
347      */
348     public function test_https_out_as_local_url_error() {
349         $url4 = new moodle_url('https://www.google.com/lib/tests/weblib_test.php');
350         $url4->out_as_local_url();
351     }
353     public function test_moodle_url_get_scheme() {
354         // Should return the scheme only.
355         $url = new moodle_url('http://www.example.org:447/my/file/is/here.txt?really=1');
356         $this->assertSame('http', $url->get_scheme());
358         // Should work for secure URLs.
359         $url = new moodle_url('https://www.example.org:447/my/file/is/here.txt?really=1');
360         $this->assertSame('https', $url->get_scheme());
362         // Should return an empty string if no scheme is specified.
363         $url = new moodle_url('www.example.org:447/my/file/is/here.txt?really=1');
364         $this->assertSame('', $url->get_scheme());
365     }
367     public function test_moodle_url_get_host() {
368         // Should return the host part only.
369         $url = new moodle_url('http://www.example.org:447/my/file/is/here.txt?really=1');
370         $this->assertSame('www.example.org', $url->get_host());
371     }
373     public function test_moodle_url_get_port() {
374         // Should return the port if one provided.
375         $url = new moodle_url('http://www.example.org:447/my/file/is/here.txt?really=1');
376         $this->assertSame(447, $url->get_port());
378         // Should return an empty string if port not specified.
379         $url = new moodle_url('http://www.example.org/some/path/here.php');
380         $this->assertSame('', $url->get_port());
381     }
383     public function test_clean_text() {
384         $text = "lala <applet>xx</applet>";
385         $this->assertSame($text, clean_text($text, FORMAT_PLAIN));
386         $this->assertSame('lala xx', clean_text($text, FORMAT_MARKDOWN));
387         $this->assertSame('lala xx', clean_text($text, FORMAT_MOODLE));
388         $this->assertSame('lala xx', clean_text($text, FORMAT_HTML));
389     }
391     public function test_qualified_me() {
392         global $PAGE, $FULLME, $CFG;
393         $this->resetAfterTest();
395         $PAGE = new moodle_page();
397         $FULLME = $CFG->wwwroot.'/course/view.php?id=1&xx=yy';
398         $this->assertSame($FULLME, qualified_me());
400         $PAGE->set_url('/course/view.php', array('id'=>1));
401         $this->assertSame($CFG->wwwroot.'/course/view.php?id=1', qualified_me());
402     }
404     public function test_null_progres_trace() {
405         $this->resetAfterTest(false);
407         $trace = new null_progress_trace();
408         $trace->output('do');
409         $trace->output('re', 1);
410         $trace->output('mi', 2);
411         $trace->finished();
412         $output = ob_get_contents();
413         $this->assertSame('', $output);
414         $this->expectOutputString('');
415     }
417     public function test_text_progres_trace() {
418         $this->resetAfterTest(false);
420         $trace = new text_progress_trace();
421         $trace->output('do');
422         $trace->output('re', 1);
423         $trace->output('mi', 2);
424         $trace->finished();
425         $this->expectOutputString("do\n  re\n    mi\n");
426     }
428     public function test_html_progres_trace() {
429         $this->resetAfterTest(false);
431         $trace = new html_progress_trace();
432         $trace->output('do');
433         $trace->output('re', 1);
434         $trace->output('mi', 2);
435         $trace->finished();
436         $this->expectOutputString("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n");
437     }
439     public function test_html_list_progress_trace() {
440         $this->resetAfterTest(false);
442         $trace = new html_list_progress_trace();
443         $trace->output('do');
444         $trace->output('re', 1);
445         $trace->output('mi', 2);
446         $trace->finished();
447         $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");
448     }
450     public function test_progres_trace_buffer() {
451         $this->resetAfterTest(false);
453         $trace = new progress_trace_buffer(new html_progress_trace());
454         ob_start();
455         $trace->output('do');
456         $trace->output('re', 1);
457         $trace->output('mi', 2);
458         $trace->finished();
459         $output = ob_get_contents();
460         ob_end_clean();
461         $this->assertSame("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n", $output);
462         $this->assertSame($output, $trace->get_buffer());
464         $trace = new progress_trace_buffer(new html_progress_trace(), false);
465         $trace->output('do');
466         $trace->output('re', 1);
467         $trace->output('mi', 2);
468         $trace->finished();
469         $this->assertSame("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n", $trace->get_buffer());
470         $this->assertSame("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n", $trace->get_buffer());
471         $trace->reset_buffer();
472         $this->assertSame('', $trace->get_buffer());
473         $this->expectOutputString('');
474     }
476     public function test_combined_progres_trace() {
477         $this->resetAfterTest(false);
479         $trace1 = new progress_trace_buffer(new html_progress_trace(), false);
480         $trace2 = new progress_trace_buffer(new text_progress_trace(), false);
482         $trace = new combined_progress_trace(array($trace1, $trace2));
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", $trace1->get_buffer());
488         $this->assertSame("do\n  re\n    mi\n", $trace2->get_buffer());
489         $this->expectOutputString('');
490     }
492     public function test_set_debugging() {
493         global $CFG;
495         $this->resetAfterTest();
497         $this->assertEquals(DEBUG_DEVELOPER, $CFG->debug);
498         $this->assertTrue($CFG->debugdeveloper);
499         $this->assertNotEmpty($CFG->debugdisplay);
501         set_debugging(DEBUG_DEVELOPER, true);
502         $this->assertEquals(DEBUG_DEVELOPER, $CFG->debug);
503         $this->assertTrue($CFG->debugdeveloper);
504         $this->assertNotEmpty($CFG->debugdisplay);
506         set_debugging(DEBUG_DEVELOPER, false);
507         $this->assertEquals(DEBUG_DEVELOPER, $CFG->debug);
508         $this->assertTrue($CFG->debugdeveloper);
509         $this->assertEmpty($CFG->debugdisplay);
511         set_debugging(-1);
512         $this->assertEquals(-1, $CFG->debug);
513         $this->assertTrue($CFG->debugdeveloper);
515         set_debugging(DEBUG_ALL);
516         $this->assertEquals(DEBUG_ALL, $CFG->debug);
517         $this->assertFalse($CFG->debugdeveloper);
519         set_debugging(DEBUG_NORMAL);
520         $this->assertEquals(DEBUG_NORMAL, $CFG->debug);
521         $this->assertFalse($CFG->debugdeveloper);
523         set_debugging(DEBUG_MINIMAL);
524         $this->assertEquals(DEBUG_MINIMAL, $CFG->debug);
525         $this->assertFalse($CFG->debugdeveloper);
527         set_debugging(DEBUG_NONE);
528         $this->assertEquals(DEBUG_NONE, $CFG->debug);
529         $this->assertFalse($CFG->debugdeveloper);
530     }
532     public function test_strip_pluginfile_content() {
533         $source = <<<SOURCE
534 Hello!
536 I'm writing to you from the Moodle Majlis in Muscat, Oman, where we just had several days of Moodle community goodness.
538 URL outside a tag: https://moodle.org/logo/logo-240x60.gif
539 Plugin url outside a tag: @@PLUGINFILE@@/logo-240x60.gif
541 External link 1:<img src='https://moodle.org/logo/logo-240x60.gif' alt='Moodle'/>
542 External link 2:<img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif"/>
543 Internal link 1:<img src='@@PLUGINFILE@@/logo-240x60.gif' alt='Moodle'/>
544 Internal link 2:<img alt="Moodle" src="@@PLUGINFILE@@logo-240x60.gif"/>
545 Anchor link 1:<a href="@@PLUGINFILE@@logo-240x60.gif" alt="bananas">Link text</a>
546 Anchor link 2:<a title="bananas" href="../logo-240x60.gif">Link text</a>
547 Anchor + ext. img:<a title="bananas" href="../logo-240x60.gif"><img alt="Moodle" src="@@PLUGINFILE@@logo-240x60.gif"/></a>
548 Ext. anchor + img:<a href="@@PLUGINFILE@@logo-240x60.gif"><img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif"/></a>
549 SOURCE;
550         $expected = <<<EXPECTED
551 Hello!
553 I'm writing to you from the Moodle Majlis in Muscat, Oman, where we just had several days of Moodle community goodness.
555 URL outside a tag: https://moodle.org/logo/logo-240x60.gif
556 Plugin url outside a tag: @@PLUGINFILE@@/logo-240x60.gif
558 External link 1:<img src="https://moodle.org/logo/logo-240x60.gif" alt="Moodle" />
559 External link 2:<img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif" />
560 Internal link 1:
561 Internal link 2:
562 Anchor link 1:Link text
563 Anchor link 2:<a title="bananas" href="../logo-240x60.gif">Link text</a>
564 Anchor + ext. img:<a title="bananas" href="../logo-240x60.gif"></a>
565 Ext. anchor + img:<img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif" />
566 EXPECTED;
567         $this->assertSame($expected, strip_pluginfile_content($source));
568     }