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Differences Between: [Versions 310 and 311] [Versions 310 and 400] [Versions 310 and 401] [Versions 310 and 402] [Versions 310 and 403] [Versions 39 and 310]

   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   * Unit tests for /lib/classes/filetypes.php.
  19   *
  20   * @package core
  21   * @copyright 2014 The Open University
  22   * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  defined('MOODLE_INTERNAL') || die();
  26  
  27  global $CFG;
  28  require_once($CFG->libdir . '/filelib.php');
  29  
  30  /**
  31   * Unit tests for /lib/classes/filetypes.php.
  32   *
  33   * @package core
  34   * @copyright 2014 The Open University
  35   * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  36   */
  37  class core_filetypes_testcase extends advanced_testcase {
  38  
  39      public function test_add_type() {
  40          $this->resetAfterTest();
  41  
  42          // Check the filetypes to be added do not exist yet (basically this
  43          // ensures we're testing the cache clear).
  44          $types = get_mimetypes_array();
  45          $this->assertArrayNotHasKey('frog', $types);
  46          $this->assertArrayNotHasKey('zombie', $types);
  47  
  48          // Add two filetypes (minimal, then all options).
  49          core_filetypes::add_type('frog', 'application/x-frog', 'document');
  50          core_filetypes::add_type('zombie', 'application/x-zombie', 'document',
  51              array('document', 'image'), 'image', 'A zombie', true);
  52  
  53          // Check they now exist, and check data.
  54          $types = get_mimetypes_array();
  55          $this->assertEquals('application/x-frog', $types['frog']['type']);
  56          $this->assertEquals('document', $types['frog']['icon']);
  57          $this->assertEquals(array('document', 'image'), $types['zombie']['groups']);
  58          $this->assertEquals('image', $types['zombie']['string']);
  59          $this->assertEquals(true, $types['zombie']['defaulticon']);
  60          $this->assertEquals('A zombie', $types['zombie']['customdescription']);
  61  
  62          // Test adding again causes exception.
  63          try {
  64              core_filetypes::add_type('frog', 'application/x-frog', 'document');
  65              $this->fail();
  66          } catch (coding_exception $e) {
  67              $this->assertStringContainsString('already exists', $e->getMessage());
  68              $this->assertStringContainsString('frog', $e->getMessage());
  69          }
  70  
  71          // Test bogus extension causes exception.
  72          try {
  73              core_filetypes::add_type('.frog', 'application/x-frog', 'document');
  74              $this->fail();
  75          } catch (coding_exception $e) {
  76              $this->assertStringContainsString('Invalid extension', $e->getMessage());
  77              $this->assertStringContainsString('..frog', $e->getMessage());
  78          }
  79          try {
  80              core_filetypes::add_type('', 'application/x-frog', 'document');
  81              $this->fail();
  82          } catch (coding_exception $e) {
  83              $this->assertStringContainsString('Invalid extension', $e->getMessage());
  84          }
  85  
  86          // Test there is an exception if you add something with defaulticon when
  87          // there is already a type that has it.
  88          try {
  89              core_filetypes::add_type('gecko', 'text/plain', 'document',
  90                      array(), '', '', true);
  91              $this->fail();
  92          } catch (coding_exception $e) {
  93              $this->assertStringContainsString('default icon set', $e->getMessage());
  94              $this->assertStringContainsString('text/plain', $e->getMessage());
  95          }
  96      }
  97  
  98      public function test_update_type() {
  99          $this->resetAfterTest();
 100  
 101          // Check previous value for the MIME type of Word documents.
 102          $types = get_mimetypes_array();
 103          $this->assertEquals('application/msword', $types['doc']['type']);
 104  
 105          // Change it.
 106          core_filetypes::update_type('doc', 'doc', 'application/x-frog', 'document');
 107  
 108          // Check the MIME type is now set and also the other (not specified)
 109          // options, like groups, were removed.
 110          $types = get_mimetypes_array();
 111          $this->assertEquals('application/x-frog', $types['doc']['type']);
 112          $this->assertArrayNotHasKey('groups', $types['doc']);
 113  
 114          // This time change the extension.
 115          core_filetypes::update_type('doc', 'docccc', 'application/x-frog', 'document');
 116          $types = get_mimetypes_array();
 117          $this->assertEquals('application/x-frog', $types['docccc']['type']);
 118          $this->assertArrayNotHasKey('doc', $types);
 119  
 120          // Test unknown extension.
 121          try {
 122              core_filetypes::update_type('doc', 'doc', 'application/x-frog', 'document');
 123              $this->fail();
 124          } catch (coding_exception $e) {
 125              $this->assertStringContainsString('not found', $e->getMessage());
 126              $this->assertStringContainsString('doc', $e->getMessage());
 127          }
 128  
 129          // Test bogus extension causes exception.
 130          try {
 131              core_filetypes::update_type('docccc', '.frog', 'application/x-frog', 'document');
 132              $this->fail();
 133          } catch (coding_exception $e) {
 134              $this->assertStringContainsString('Invalid extension', $e->getMessage());
 135              $this->assertStringContainsString('.frog', $e->getMessage());
 136          }
 137          try {
 138              core_filetypes::update_type('docccc', '', 'application/x-frog', 'document');
 139              $this->fail();
 140          } catch (coding_exception $e) {
 141              $this->assertStringContainsString('Invalid extension', $e->getMessage());
 142          }
 143  
 144          // Test defaulticon changes.
 145          try {
 146              core_filetypes::update_type('docccc', 'docccc', 'text/plain', 'document',
 147                      array(), '', '', true);
 148              $this->fail();
 149          } catch (coding_exception $e) {
 150              $this->assertStringContainsString('default icon set', $e->getMessage());
 151              $this->assertStringContainsString('text/plain', $e->getMessage());
 152          }
 153      }
 154  
 155      public function test_delete_type() {
 156          $this->resetAfterTest();
 157  
 158          // Filetype exists.
 159          $types = get_mimetypes_array();
 160          $this->assertArrayHasKey('doc', $types);
 161  
 162          // Remove it.
 163          core_filetypes::delete_type('doc');
 164          $types = get_mimetypes_array();
 165          $this->assertArrayNotHasKey('doc', $types);
 166  
 167          // Test removing one that doesn't exist causes exception.
 168          try {
 169              core_filetypes::delete_type('doc');
 170              $this->fail();
 171          } catch (coding_exception $e) {
 172              $this->assertStringContainsString('not found', $e->getMessage());
 173              $this->assertStringContainsString('doc', $e->getMessage());
 174          }
 175  
 176          // Try a custom type (slightly different).
 177          core_filetypes::add_type('frog', 'application/x-frog', 'document');
 178          $types = get_mimetypes_array();
 179          $this->assertArrayHasKey('frog', $types);
 180          core_filetypes::delete_type('frog');
 181          $types = get_mimetypes_array();
 182          $this->assertArrayNotHasKey('frog', $types);
 183      }
 184  
 185      public function test_revert_type_to_default() {
 186          $this->resetAfterTest();
 187  
 188          // Delete and then revert.
 189          core_filetypes::delete_type('doc');
 190          $this->assertArrayNotHasKey('doc', get_mimetypes_array());
 191          core_filetypes::revert_type_to_default('doc');
 192          $this->assertArrayHasKey('doc', get_mimetypes_array());
 193  
 194          // Update and then revert.
 195          core_filetypes::update_type('asm', 'asm', 'text/plain', 'sourcecode', array(), '', 'An asm file');
 196          $types = get_mimetypes_array();
 197          $this->assertEquals('An asm file', $types['asm']['customdescription']);
 198          core_filetypes::revert_type_to_default('asm');
 199          $types = get_mimetypes_array();
 200          $this->assertArrayNotHasKey('customdescription', $types['asm']);
 201  
 202          // Test reverting a non-default type causes exception.
 203          try {
 204              core_filetypes::revert_type_to_default('frog');
 205              $this->fail();
 206          } catch (coding_exception $e) {
 207              $this->assertStringContainsString('not a default type', $e->getMessage());
 208              $this->assertStringContainsString('frog', $e->getMessage());
 209          }
 210      }
 211  
 212      /**
 213       * Check that the logic cleans up the variable by deleting parts that are
 214       * no longer needed.
 215       */
 216      public function test_cleanup() {
 217          global $CFG;
 218          $this->resetAfterTest();
 219  
 220          // The custom filetypes setting is empty to start with.
 221          $this->assertObjectNotHasAttribute('customfiletypes', $CFG);
 222  
 223          // Add a custom filetype, then delete it.
 224          core_filetypes::add_type('frog', 'application/x-frog', 'document');
 225          $this->assertObjectHasAttribute('customfiletypes', $CFG);
 226          core_filetypes::delete_type('frog');
 227          $this->assertObjectNotHasAttribute('customfiletypes', $CFG);
 228  
 229          // Change a standard filetype, then change it back.
 230          core_filetypes::update_type('asm', 'asm', 'text/plain', 'document');
 231          $this->assertObjectHasAttribute('customfiletypes', $CFG);
 232          core_filetypes::update_type('asm', 'asm', 'text/plain', 'sourcecode');
 233          $this->assertObjectNotHasAttribute('customfiletypes', $CFG);
 234  
 235          // Delete a standard filetype, then add it back (the same).
 236          core_filetypes::delete_type('asm');
 237          $this->assertObjectHasAttribute('customfiletypes', $CFG);
 238          core_filetypes::add_type('asm', 'text/plain', 'sourcecode');
 239          $this->assertObjectNotHasAttribute('customfiletypes', $CFG);
 240  
 241          // Revert a changed type.
 242          core_filetypes::update_type('asm', 'asm', 'text/plain', 'document');
 243          $this->assertObjectHasAttribute('customfiletypes', $CFG);
 244          core_filetypes::revert_type_to_default('asm');
 245          $this->assertObjectNotHasAttribute('customfiletypes', $CFG);
 246  
 247          // Revert a deleted type.
 248          core_filetypes::delete_type('asm');
 249          $this->assertObjectHasAttribute('customfiletypes', $CFG);
 250          core_filetypes::revert_type_to_default('asm');
 251          $this->assertObjectNotHasAttribute('customfiletypes', $CFG);
 252      }
 253  }