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

   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  namespace core;
  18  
  19  use file_info_context_course;
  20  use file_info_context_coursecat;
  21  use file_info_context_module;
  22  use file_info_stored;
  23  use stdClass;
  24  
  25  /**
  26   * Unit tests for file browser
  27   *
  28   * @package    core
  29   * @copyright  2017 Marina Glancy
  30   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  31   */
  32  class file_browser_test extends \advanced_testcase {
  33  
  34      /** @var int */
  35      protected $initialnonempty;
  36      /** @var int */
  37      protected $initialcategories;
  38      /** @var int */
  39      protected $initialcourses;
  40      /** @var int */
  41      protected $initialjpg;
  42      /** @var stdClass */
  43      protected $course1;
  44      /** @var stdClass */
  45      protected $course2;
  46      /** @var stdClass */
  47      protected $module1;
  48      /** @var stdClass */
  49      protected $module2;
  50      /** @var array */
  51      protected $course1filerecord;
  52      /** @var stdClass */
  53      protected $teacher;
  54      /** @var stdClass */
  55      protected $teacherrole;
  56  
  57      /**
  58       * Set up
  59       */
  60      public function setUp(): void {
  61          global $DB;
  62          $this->resetAfterTest();
  63  
  64          $this->setAdminUser();
  65  
  66          $browser = get_file_browser();
  67          $fileinfo = $browser->get_file_info(\context_system::instance());
  68          $this->initialnonempty = $fileinfo->count_non_empty_children();
  69          $this->initialcategories = count(array_filter($fileinfo->get_children(), function($a) {
  70              return $a instanceof file_info_context_coursecat;
  71          }));
  72          $this->initialcourses = count(array_filter($fileinfo->get_children(), function($a) {
  73              return $a instanceof file_info_context_course;
  74          }));
  75          $this->initialcourses -= 1; // This includes the site course by default.
  76          $this->initialjpg = $fileinfo->count_non_empty_children(['.jpg']);
  77  
  78          $this->getDataGenerator()->create_category(); // Empty category.
  79          $this->course1 = $this->getDataGenerator()->create_course(); // Empty course.
  80  
  81          $this->course2 = $this->getDataGenerator()->create_course();
  82  
  83          // Add a file to course1 summary.
  84          $coursecontext1 = \context_course::instance($this->course1->id);
  85          $this->course1filerecord = array('contextid' => $coursecontext1->id,
  86              'component' => 'course',
  87              'filearea' => 'summary',
  88              'itemid' => '0',
  89              'filepath' => '/',
  90              'filename' => 'summaryfile.jpg');
  91          $fs = get_file_storage();
  92          $fs->create_file_from_string($this->course1filerecord, 'IMG');
  93  
  94          $this->module1 = $this->getDataGenerator()->create_module('resource', ['course' => $this->course2->id]); // Contains 1 file.
  95          $this->module2 = $this->getDataGenerator()->create_module('assign', ['course' => $this->course2->id]); // Contains no files.
  96  
  97          $this->teacher = $this->getDataGenerator()->create_user();
  98          $this->teacherrole = $DB->get_record('role', array('shortname' => 'editingteacher'));
  99  
 100          // Make sure we're testing what should be the default capabilities.
 101          assign_capability('moodle/restore:viewautomatedfilearea', CAP_ALLOW, $this->teacherrole->id, $coursecontext1);
 102  
 103          $this->getDataGenerator()->enrol_user($this->teacher->id, $this->course1->id, $this->teacherrole->id);
 104          $this->getDataGenerator()->enrol_user($this->teacher->id, $this->course2->id, $this->teacherrole->id);
 105  
 106          $this->setUser($this->teacher);
 107      }
 108  
 109      /**
 110       * Test "Server files" from the system context
 111       */
 112      public function test_file_info_context_system() {
 113  
 114          // There is one non-empty category child and two category children.
 115  
 116          $browser = get_file_browser();
 117          $fileinfo = $browser->get_file_info(\context_system::instance());
 118          $this->assertNotEmpty($fileinfo->count_non_empty_children());
 119          $this->assertEquals($this->initialnonempty + 1, count($fileinfo->get_non_empty_children()));
 120          $categorychildren = array_filter($fileinfo->get_children(), function($a) {
 121              return $a instanceof file_info_context_coursecat;
 122          });
 123          $this->assertEquals($this->initialcategories + 1, count($categorychildren));
 124      }
 125  
 126      /**
 127       * Test "Server files" from the system context, hide Misc category
 128       */
 129      public function test_file_info_context_system_hidden() {
 130  
 131          // Hide the course category that contains our two courses. Teacher does not have cap to view hidden categories.
 132          \core_course_category::get($this->course1->category)->update(['visible' => 0]);
 133  
 134          // We should have two non-empty children in system context (courses).
 135          $browser = get_file_browser();
 136          $fileinfo = $browser->get_file_info(\context_system::instance());
 137          $this->assertNotEmpty($fileinfo->count_non_empty_children());
 138          $this->assertEquals($this->initialnonempty + 2, count($fileinfo->get_non_empty_children()));
 139  
 140          // Should be 1 category children (empty category).
 141          $categorychildren = array_filter($fileinfo->get_children(), function($a) {
 142              return $a instanceof file_info_context_coursecat;
 143          });
 144          $this->assertEquals($this->initialcategories, count($categorychildren));
 145  
 146          // Should be 2 course children - courses that belonged to hidden subcategory are now direct children of "System".
 147          $coursechildren = array_filter($fileinfo->get_children(), function($a) {
 148              return $a instanceof file_info_context_course;
 149          });
 150          $this->assertEquals($this->initialcourses + 2, count($coursechildren));
 151      }
 152  
 153      /**
 154       * Test "Server files" from the course category context
 155       */
 156      public function test_file_info_context_coursecat() {
 157  
 158          // There are two non-empty courses.
 159  
 160          $browser = get_file_browser();
 161          $fileinfo = $browser->get_file_info(\context_coursecat::instance($this->course2->category));
 162          $this->assertNotEmpty($fileinfo->count_non_empty_children());
 163          $this->assertEquals(2, count($fileinfo->get_non_empty_children()));
 164          $coursechildren = array_filter($fileinfo->get_children(), function($a) {
 165              return $a instanceof file_info_context_course;
 166          });
 167          $this->assertEquals($this->initialcourses + 2, count($coursechildren));
 168      }
 169  
 170      /**
 171       * Test "Server files" from the course category context, only look for .jpg
 172       */
 173      public function test_file_info_context_coursecat_jpg() {
 174  
 175          // There is one non-empty category child and two category children.
 176  
 177          $browser = get_file_browser();
 178          $fileinfo = $browser->get_file_info(\context_system::instance());
 179          $this->assertNotEmpty($fileinfo->count_non_empty_children(['.jpg']));
 180          $this->assertEquals($this->initialjpg + 1, count($fileinfo->get_non_empty_children(['.jpg'])));
 181      }
 182  
 183      /**
 184       * Test "Server files" from the course context (course1)
 185       */
 186      public function test_file_info_context_course_1() {
 187  
 188          $browser = get_file_browser();
 189          $fileinfo = $browser->get_file_info(\context_course::instance($this->course1->id));
 190          // Fileinfo element has only one non-empty child - "Course summary" file area.
 191          $this->assertNotEmpty($fileinfo->count_non_empty_children());
 192          $nonemptychildren = $fileinfo->get_non_empty_children();
 193          $this->assertEquals(1, count($nonemptychildren));
 194          $child = reset($nonemptychildren);
 195          $this->assertTrue($child instanceof file_info_stored);
 196          $this->assertEquals(['filename' => '.'] + $this->course1filerecord, $child->get_params());
 197          // Filearea "Course summary" has a child that is the actual image file.
 198          $this->assertEquals($this->course1filerecord, $child->get_children()[0]->get_params());
 199  
 200          // There are seven course-level file areas available to teachers with default caps and no modules in this course.
 201          $allchildren = $fileinfo->get_children();
 202          $this->assertEquals(7, count($allchildren));
 203          $modulechildren = array_filter($allchildren, function($a) {
 204              return $a instanceof file_info_context_module;
 205          });
 206          $this->assertEquals(0, count($modulechildren));
 207  
 208          // Admin can see seven course-level file areas.
 209          $this->setAdminUser();
 210          $fileinfo = $browser->get_file_info(\context_course::instance($this->course1->id));
 211          $this->assertEquals(7, count($fileinfo->get_children()));
 212      }
 213  
 214      /**
 215       * Test "Server files" from the course context (course1)
 216       */
 217      public function test_file_info_context_course_2() {
 218  
 219          // 2. Start from the course level.
 220          $browser = get_file_browser();
 221          $fileinfo = $browser->get_file_info(\context_course::instance($this->course2->id));
 222          $this->assertNotEmpty($fileinfo->count_non_empty_children());
 223          $nonemptychildren = $fileinfo->get_non_empty_children();
 224          $this->assertEquals(1, count($nonemptychildren));
 225          $child = reset($nonemptychildren);
 226          $this->assertTrue($child instanceof file_info_context_module);
 227          $this->assertEquals($this->module1->name.' (File)', $child->get_visible_name());
 228          $this->assertEquals(1, count($child->get_non_empty_children()));
 229          $this->assertEquals(1, $child->count_non_empty_children());
 230          $modulechildren = array_filter($fileinfo->get_children(), function($a) {
 231              return $a instanceof file_info_context_module;
 232          });
 233          $this->assertEquals(2, count($modulechildren));
 234      }
 235  
 236      /**
 237       * Test "Server files" from the course context (module1)
 238       */
 239      public function test_file_info_context_module_1() {
 240  
 241          $module1context = \context_module::instance($this->module1->cmid);
 242          $browser = get_file_browser();
 243          $fileinfo = $browser->get_file_info($module1context);
 244          $this->assertEquals($this->module1->name . ' (File)', $fileinfo->get_visible_name());
 245          $this->assertNotEmpty($fileinfo->count_non_empty_children());
 246          $nonemptychildren = $fileinfo->get_non_empty_children();
 247          $this->assertEquals(1, count($nonemptychildren));
 248          $child = reset($nonemptychildren);
 249          $this->assertTrue($child instanceof file_info_stored);
 250      }
 251  
 252      /**
 253       * Test "Server files" from the course context (module1)
 254       */
 255      public function test_file_info_context_module_2() {
 256  
 257          $module2context = \context_module::instance($this->module2->cmid);
 258          $browser = get_file_browser();
 259          $fileinfo = $browser->get_file_info($module2context);
 260          $this->assertEquals($this->module2->name.' (Assignment)', $fileinfo->get_visible_name());
 261          $this->assertEmpty($fileinfo->count_non_empty_children());
 262          $nonemptychildren = $fileinfo->get_non_empty_children();
 263          $this->assertEquals(0, count($nonemptychildren));
 264  
 265      }
 266  }