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/lib/tests/ -> weblib_test.php (source)

   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/>.
  16  
  17  /**
  18   * Weblib tests.
  19   *
  20   * @package    core
  21   * @category   phpunit
  22   * @copyright  &copy; 2006 The Open University
  23   * @author     [email protected]
  24   * @license    http://www.gnu.org/copyleft/gpl.html GNU Public License
  25   */
  26  
  27  defined('MOODLE_INTERNAL') || die();
  28  
  29  
  30  class core_weblib_testcase extends advanced_testcase {
  31  
  32      public function test_format_string() {
  33          global $CFG;
  34  
  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));
  40  
  41          // String entities.
  42          $this->assertSame("&quot;", format_string("&quot;"));
  43  
  44          // Digital entities.
  45          $this->assertSame("&11234;", format_string("&11234;"));
  46  
  47          // Unicode entities.
  48          $this->assertSame("&#4475;", format_string("&#4475;"));
  49  
  50          // < and > signs.
  51          $originalformatstringstriptags = $CFG->formatstringstriptags;
  52  
  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'));
  57  
  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'));
  62  
  63          $CFG->formatstringstriptags = $originalformatstringstriptags;
  64      }
  65  
  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));
  72  
  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>'));
  76  
  77          // Unicode characters.
  78          $this->assertSame('Café', s('Café'));
  79          $this->assertSame('一, 二, 三', s('一, 二, 三'));
  80  
  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      }
  89  
  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      }
 102  
 103      public function test_obfuscate_email() {
 104          $email = '[email protected]';
 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      }
 110  
 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      }
 118  
 119      public function test_highlight() {
 120          $this->assertSame('This is <span class="highlight">good</span>',
 121                  highlight('good', 'This is good'));
 122  
 123          $this->assertSame('<span class="highlight">span</span>',
 124                  highlight('SpaN', 'span'));
 125  
 126          $this->assertSame('<span class="highlight">SpaN</span>',
 127                  highlight('span', 'SpaN'));
 128  
 129          $this->assertSame('<span><span class="highlight">span</span></span>',
 130                  highlight('span', '<span>span</span>'));
 131  
 132          $this->assertSame('He <span class="highlight">is</span> <span class="highlight">good</span>',
 133                  highlight('good is', 'He is good'));
 134  
 135          $this->assertSame('This is <span class="highlight">good</span>',
 136                  highlight('+good', 'This is good'));
 137  
 138          $this->assertSame('This is good',
 139                  highlight('-good', 'This is good'));
 140  
 141          $this->assertSame('This is goodness',
 142                  highlight('+good', 'This is goodness'));
 143  
 144          $this->assertSame('This is <span class="highlight">good</span>ness',
 145                  highlight('good', 'This is goodness'));
 146  
 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>'));
 149  
 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>'));
 152  
 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      }
 156  
 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      }
 161  
 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      }
 165  
 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      }
 169  
 170      /**
 171       * Test basic moodle_url construction.
 172       */
 173      public function test_moodle_url_constructor() {
 174          global $CFG;
 175  
 176          $url = new moodle_url('/index.php');
 177          $this->assertSame($CFG->wwwroot.'/index.php', $url->out());
 178  
 179          $url = new moodle_url('/index.php', array());
 180          $this->assertSame($CFG->wwwroot.'/index.php', $url->out());
 181  
 182          $url = new moodle_url('/index.php', array('id' => 2));
 183          $this->assertSame($CFG->wwwroot.'/index.php?id=2', $url->out());
 184  
 185          $url = new moodle_url('/index.php', array('id' => 'two'));
 186          $this->assertSame($CFG->wwwroot.'/index.php?id=two', $url->out());
 187  
 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));
 191  
 192          $url = new moodle_url('/index.php', null, 'test');
 193          $this->assertSame($CFG->wwwroot.'/index.php#test', $url->out());
 194  
 195          $url = new moodle_url('/index.php', array('id' => 2), 'test');
 196          $this->assertSame($CFG->wwwroot.'/index.php?id=2#test', $url->out());
 197      }
 198  
 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());
 205  
 206          $url = new moodle_url('http://www.example.org/');
 207          $this->assertSame('/', $url->get_path());
 208  
 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      }
 213  
 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));
 218  
 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      }
 223  
 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));
 231  
 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));
 235  
 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));
 239  
 240          $strurl = 'http://moodle.org/course/view.php?id';
 241          $url = new moodle_url($strurl, array('id' => ''));
 242          $this->assertSame($strurl, $url->out(false));
 243  
 244          $strurl = 'http://moodle.org/course/view.php?id';
 245          $url = new moodle_url($strurl);
 246          $this->assertSame($strurl, $url->out(false));
 247      }
 248  
 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));
 253  
 254          $url = new moodle_url('http://example.com/?a[1]=1&a[2]=2');
 255          $this->assertSame($strurl, $url->out(false));
 256  
 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      }
 262  
 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));
 266  
 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));
 270  
 271          $url2 = new moodle_url('index.php', array('var1' => 1, 'var3' => 3));
 272  
 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));
 276  
 277          $url2 = new moodle_url('index.php', array('var1' => 1, 'var2' => 2, 'var3' => 3));
 278  
 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));
 282  
 283          $url2 = new moodle_url('index.php', array('var2' => 2, 'var1' => 1));
 284  
 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));
 288      }
 289  
 290      public function test_out_as_local_url() {
 291          global $CFG;
 292          // Test http url.
 293          $url1 = new moodle_url('/lib/tests/weblib_test.php');
 294          $this->assertSame('/lib/tests/weblib_test.php', $url1->out_as_local_url());
 295  
 296          // Test https url.
 297          $httpswwwroot = str_replace("http://", "https://", $CFG->wwwroot);
 298          $url2 = new moodle_url($httpswwwroot.'/login/profile.php');
 299          $this->assertSame('/login/profile.php', $url2->out_as_local_url());
 300  
 301          // Test http url matching wwwroot.
 302          $url3 = new moodle_url($CFG->wwwroot);
 303          $this->assertSame('', $url3->out_as_local_url());
 304  
 305          // Test http url matching wwwroot ending with slash (/).
 306          $url3 = new moodle_url($CFG->wwwroot.'/');
 307          $this->assertSame('/', $url3->out_as_local_url());
 308      }
 309  
 310      /**
 311       * @expectedException coding_exception
 312       * @return void
 313       */
 314      public function test_out_as_local_url_error() {
 315          $url2 = new moodle_url('http://www.google.com/lib/tests/weblib_test.php');
 316          $url2->out_as_local_url();
 317      }
 318  
 319      /**
 320       * You should get error with modified url
 321       *
 322       * @expectedException coding_exception
 323       * @return void
 324       */
 325      public function test_modified_url_out_as_local_url_error() {
 326          global $CFG;
 327  
 328          $modifiedurl = $CFG->wwwroot.'1';
 329          $url3 = new moodle_url($modifiedurl.'/login/profile.php');
 330          $url3->out_as_local_url();
 331      }
 332  
 333      /**
 334       * Try get local url from external https url and you should get error
 335       *
 336       * @expectedException coding_exception
 337       */
 338      public function test_https_out_as_local_url_error() {
 339          $url4 = new moodle_url('https://www.google.com/lib/tests/weblib_test.php');
 340          $url4->out_as_local_url();
 341      }
 342  
 343      public function test_moodle_url_get_scheme() {
 344          // Should return the scheme only.
 345          $url = new moodle_url('http://www.example.org:447/my/file/is/here.txt?really=1');
 346          $this->assertSame('http', $url->get_scheme());
 347  
 348          // Should work for secure URLs.
 349          $url = new moodle_url('https://www.example.org:447/my/file/is/here.txt?really=1');
 350          $this->assertSame('https', $url->get_scheme());
 351  
 352          // Should return an empty string if no scheme is specified.
 353          $url = new moodle_url('www.example.org:447/my/file/is/here.txt?really=1');
 354          $this->assertSame('', $url->get_scheme());
 355      }
 356  
 357      public function test_moodle_url_get_host() {
 358          // Should return the host part only.
 359          $url = new moodle_url('http://www.example.org:447/my/file/is/here.txt?really=1');
 360          $this->assertSame('www.example.org', $url->get_host());
 361      }
 362  
 363      public function test_moodle_url_get_port() {
 364          // Should return the port if one provided.
 365          $url = new moodle_url('http://www.example.org:447/my/file/is/here.txt?really=1');
 366          $this->assertSame(447, $url->get_port());
 367  
 368          // Should return an empty string if port not specified.
 369          $url = new moodle_url('http://www.example.org/some/path/here.php');
 370          $this->assertSame('', $url->get_port());
 371      }
 372  
 373      public function test_clean_text() {
 374          $text = "lala <applet>xx</applet>";
 375          $this->assertSame($text, clean_text($text, FORMAT_PLAIN));
 376          $this->assertSame('lala xx', clean_text($text, FORMAT_MARKDOWN));
 377          $this->assertSame('lala xx', clean_text($text, FORMAT_MOODLE));
 378          $this->assertSame('lala xx', clean_text($text, FORMAT_HTML));
 379      }
 380  
 381      public function test_qualified_me() {
 382          global $PAGE, $FULLME, $CFG;
 383          $this->resetAfterTest();
 384  
 385          $PAGE = new moodle_page();
 386  
 387          $FULLME = $CFG->wwwroot.'/course/view.php?id=1&xx=yy';
 388          $this->assertSame($FULLME, qualified_me());
 389  
 390          $PAGE->set_url('/course/view.php', array('id'=>1));
 391          $this->assertSame($CFG->wwwroot.'/course/view.php?id=1', qualified_me());
 392      }
 393  
 394      public function test_null_progres_trace() {
 395          $this->resetAfterTest(false);
 396  
 397          $trace = new null_progress_trace();
 398          $trace->output('do');
 399          $trace->output('re', 1);
 400          $trace->output('mi', 2);
 401          $trace->finished();
 402          $output = ob_get_contents();
 403          $this->assertSame('', $output);
 404          $this->expectOutputString('');
 405      }
 406  
 407      public function test_text_progres_trace() {
 408          $this->resetAfterTest(false);
 409  
 410          $trace = new text_progress_trace();
 411          $trace->output('do');
 412          $trace->output('re', 1);
 413          $trace->output('mi', 2);
 414          $trace->finished();
 415          $this->expectOutputString("do\n  re\n    mi\n");
 416      }
 417  
 418      public function test_html_progres_trace() {
 419          $this->resetAfterTest(false);
 420  
 421          $trace = new html_progress_trace();
 422          $trace->output('do');
 423          $trace->output('re', 1);
 424          $trace->output('mi', 2);
 425          $trace->finished();
 426          $this->expectOutputString("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n");
 427      }
 428  
 429      public function test_html_list_progress_trace() {
 430          $this->resetAfterTest(false);
 431  
 432          $trace = new html_list_progress_trace();
 433          $trace->output('do');
 434          $trace->output('re', 1);
 435          $trace->output('mi', 2);
 436          $trace->finished();
 437          $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");
 438      }
 439  
 440      public function test_progres_trace_buffer() {
 441          $this->resetAfterTest(false);
 442  
 443          $trace = new progress_trace_buffer(new html_progress_trace());
 444          ob_start();
 445          $trace->output('do');
 446          $trace->output('re', 1);
 447          $trace->output('mi', 2);
 448          $trace->finished();
 449          $output = ob_get_contents();
 450          ob_end_clean();
 451          $this->assertSame("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n", $output);
 452          $this->assertSame($output, $trace->get_buffer());
 453  
 454          $trace = new progress_trace_buffer(new html_progress_trace(), false);
 455          $trace->output('do');
 456          $trace->output('re', 1);
 457          $trace->output('mi', 2);
 458          $trace->finished();
 459          $this->assertSame("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n", $trace->get_buffer());
 460          $this->assertSame("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n", $trace->get_buffer());
 461          $trace->reset_buffer();
 462          $this->assertSame('', $trace->get_buffer());
 463          $this->expectOutputString('');
 464      }
 465  
 466      public function test_combined_progres_trace() {
 467          $this->resetAfterTest(false);
 468  
 469          $trace1 = new progress_trace_buffer(new html_progress_trace(), false);
 470          $trace2 = new progress_trace_buffer(new text_progress_trace(), false);
 471  
 472          $trace = new combined_progress_trace(array($trace1, $trace2));
 473          $trace->output('do');
 474          $trace->output('re', 1);
 475          $trace->output('mi', 2);
 476          $trace->finished();
 477          $this->assertSame("<p>do</p>\n<p>&#160;&#160;re</p>\n<p>&#160;&#160;&#160;&#160;mi</p>\n", $trace1->get_buffer());
 478          $this->assertSame("do\n  re\n    mi\n", $trace2->get_buffer());
 479          $this->expectOutputString('');
 480      }
 481  
 482      public function test_set_debugging() {
 483          global $CFG;
 484  
 485          $this->resetAfterTest();
 486  
 487          $this->assertEquals(DEBUG_DEVELOPER, $CFG->debug);
 488          $this->assertTrue($CFG->debugdeveloper);
 489          $this->assertNotEmpty($CFG->debugdisplay);
 490  
 491          set_debugging(DEBUG_DEVELOPER, true);
 492          $this->assertEquals(DEBUG_DEVELOPER, $CFG->debug);
 493          $this->assertTrue($CFG->debugdeveloper);
 494          $this->assertNotEmpty($CFG->debugdisplay);
 495  
 496          set_debugging(DEBUG_DEVELOPER, false);
 497          $this->assertEquals(DEBUG_DEVELOPER, $CFG->debug);
 498          $this->assertTrue($CFG->debugdeveloper);
 499          $this->assertEmpty($CFG->debugdisplay);
 500  
 501          set_debugging(-1);
 502          $this->assertEquals(-1, $CFG->debug);
 503          $this->assertTrue($CFG->debugdeveloper);
 504  
 505          set_debugging(DEBUG_ALL);
 506          $this->assertEquals(DEBUG_ALL, $CFG->debug);
 507          $this->assertFalse($CFG->debugdeveloper);
 508  
 509          set_debugging(DEBUG_NORMAL);
 510          $this->assertEquals(DEBUG_NORMAL, $CFG->debug);
 511          $this->assertFalse($CFG->debugdeveloper);
 512  
 513          set_debugging(DEBUG_MINIMAL);
 514          $this->assertEquals(DEBUG_MINIMAL, $CFG->debug);
 515          $this->assertFalse($CFG->debugdeveloper);
 516  
 517          set_debugging(DEBUG_NONE);
 518          $this->assertEquals(DEBUG_NONE, $CFG->debug);
 519          $this->assertFalse($CFG->debugdeveloper);
 520      }
 521  
 522      public function test_strip_pluginfile_content() {
 523          $source = <<<SOURCE
 524  Hello!
 525  
 526  I'm writing to you from the Moodle Majlis in Muscat, Oman, where we just had several days of Moodle community goodness.
 527  
 528  URL outside a tag: https://moodle.org/logo/logo-240x60.gif
 529  Plugin url outside a tag: @@PLUGINFILE@@/logo-240x60.gif
 530  
 531  External link 1:<img src='https://moodle.org/logo/logo-240x60.gif' alt='Moodle'/>
 532  External link 2:<img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif"/>
 533  Internal link 1:<img src='@@PLUGINFILE@@/logo-240x60.gif' alt='Moodle'/>
 534  Internal link 2:<img alt="Moodle" src="@@PLUGINFILE@@logo-240x60.gif"/>
 535  Anchor link 1:<a href="@@PLUGINFILE@@logo-240x60.gif" alt="bananas">Link text</a>
 536  Anchor link 2:<a title="bananas" href="../logo-240x60.gif">Link text</a>
 537  Anchor + ext. img:<a title="bananas" href="../logo-240x60.gif"><img alt="Moodle" src="@@PLUGINFILE@@logo-240x60.gif"/></a>
 538  Ext. anchor + img:<a href="@@PLUGINFILE@@logo-240x60.gif"><img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif"/></a>
 539  SOURCE;
 540          $expected = <<<EXPECTED
 541  Hello!
 542  
 543  I'm writing to you from the Moodle Majlis in Muscat, Oman, where we just had several days of Moodle community goodness.
 544  
 545  URL outside a tag: https://moodle.org/logo/logo-240x60.gif
 546  Plugin url outside a tag: @@PLUGINFILE@@/logo-240x60.gif
 547  
 548  External link 1:<img src="https://moodle.org/logo/logo-240x60.gif" alt="Moodle" />
 549  External link 2:<img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif" />
 550  Internal link 1:
 551  Internal link 2:
 552  Anchor link 1:Link text
 553  Anchor link 2:<a title="bananas" href="../logo-240x60.gif">Link text</a>
 554  Anchor + ext. img:<a title="bananas" href="../logo-240x60.gif"></a>
 555  Ext. anchor + img:<img alt="Moodle" src="https://moodle.org/logo/logo-240x60.gif" />
 556  EXPECTED;
 557          $this->assertSame($expected, strip_pluginfile_content($source));
 558      }
 559  
 560  }


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