lib/tests/pagelib_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/>.
  16
  17 /**
  18  * Tests for the block_manager class in ../blocklib.php.
  19  *
  20  * @package   core
  21  * @category  phpunit
  22  * @copyright 2009 Tim Hunt
  23  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  24  */
  25
  26 defined('MOODLE_INTERNAL') || die();
  27
  28 global $CFG;
  29 require_once($CFG->libdir . '/pagelib.php');
  30 require_once($CFG->libdir . '/blocklib.php');
  31
  32
  33 /** Test-specific subclass to make some protected things public. */
  34 class testable_moodle_page extends moodle_page {
  35     public function initialise_default_pagetype($script = null) {
  36         parent::initialise_default_pagetype($script);
  37     }
  38     public function url_to_class_name($url) {
  39         return parent::url_to_class_name($url);
  40     }
  41     public function all_editing_caps() {
  42         return parent::all_editing_caps();
  43     }
  44 }
  45
  46
  47 /**
  48  * Test functions that don't need to touch the database.
  49  */
  50 class moodle_page_test extends advanced_testcase {
  51     protected $testpage;
  52
  53     public function setUp() {
  54         parent::setUp();
  55         $this->resetAfterTest();
  56         $this->testpage = new testable_moodle_page();
  57     }
  58
  59     public function test_course_returns_site_before_set() {
  60         global $SITE;
  61         // Validate
  62         $this->assertSame($SITE, $this->testpage->course);
  63     }
  64
  65     public function test_setting_course_works() {
  66         // Setup fixture
  67         $course = $this->getDataGenerator()->create_course();
  68         $this->testpage->set_context(get_context_instance(CONTEXT_SYSTEM)); // Avoid trying to set the context.
  69         // Exercise SUT
  70         $this->testpage->set_course($course);
  71         // Validate
  72         $this->assertEquals($course, $this->testpage->course);
  73     }
  74
  75     public function test_global_course_and_page_course_are_same_with_global_page() {
  76         global $COURSE, $PAGE;
  77         // Setup fixture
  78         $course = $this->getDataGenerator()->create_course();
  79         $this->testpage->set_context(get_context_instance(CONTEXT_SYSTEM)); // Avoid trying to set the context.
  80         $PAGE = $this->testpage;
  81         // Exercise SUT
  82         $this->testpage->set_course($course);
  83         // Validate
  84         $this->assertSame($this->testpage->course, $COURSE);
  85     }
  86
  87     public function test_global_course_not_changed_with_non_global_page() {
  88         global $COURSE;
  89         $originalcourse = $COURSE;
  90         // Setup fixture
  91         $course = $this->getDataGenerator()->create_course();
  92         $this->testpage->set_context(get_context_instance(CONTEXT_SYSTEM)); // Avoid trying to set the context.
  93         // Exercise SUT
  94         $this->testpage->set_course($course);
  95         // Validate
  96         $this->assertSame($originalcourse, $COURSE);
  97     }
  98
  99     public function test_cannot_set_course_once_theme_set() {
 100         // Setup fixture
 101         $this->testpage->force_theme(theme_config::DEFAULT_THEME);
 102         $course = $this->getDataGenerator()->create_course();
 103         // Set expectation.
 104         $this->setExpectedException('coding_exception');
 105         // Exercise SUT
 106         $this->testpage->set_course($course);
 107     }
 108
 109     public function test_cannot_set_category_once_theme_set() {
 110         // Setup fixture
 111         $this->testpage->force_theme(theme_config::DEFAULT_THEME);
 112         // Set expectation.
 113         $this->setExpectedException('coding_exception');
 114         // Exercise SUT
 115         $this->testpage->set_category_by_id(123);
 116     }
 117
 118     public function test_cannot_set_category_once_course_set() {
 119         // Setup fixture
 120         $course = $this->getDataGenerator()->create_course();
 121         $this->testpage->set_context(get_context_instance(CONTEXT_SYSTEM)); // Avoid trying to set the context.
 122         $this->testpage->set_course($course);
 123         // Set expectation.
 124         $this->setExpectedException('coding_exception');
 125         // Exercise SUT
 126         $this->testpage->set_category_by_id(123);
 127     }
 128
 129     public function test_categories_array_empty_for_front_page() {
 130         global $SITE;
 131         // Setup fixture
 132         $this->testpage->set_context(get_context_instance(CONTEXT_SYSTEM)); // Avoid trying to set the context.
 133         $this->testpage->set_course($SITE);
 134         // Exercise SUT and validate.
 135         $this->assertEquals(array(), $this->testpage->categories);
 136     }
 137
 138     public function test_set_state_normal_path() {
 139         $course = $this->getDataGenerator()->create_course();
 140         $this->testpage->set_context(get_context_instance(CONTEXT_SYSTEM));
 141         $this->testpage->set_course($course);
 142
 143         $this->assertEquals(moodle_page::STATE_BEFORE_HEADER, $this->testpage->state);
 144
 145         $this->testpage->set_state(moodle_page::STATE_PRINTING_HEADER);
 146         $this->assertEquals(moodle_page::STATE_PRINTING_HEADER, $this->testpage->state);
 147
 148         $this->testpage->set_state(moodle_page::STATE_IN_BODY);
 149         $this->assertEquals(moodle_page::STATE_IN_BODY, $this->testpage->state);
 150
 151         $this->testpage->set_state(moodle_page::STATE_DONE);
 152         $this->assertEquals(moodle_page::STATE_DONE, $this->testpage->state);
 153     }
 154
 155     public function test_set_state_cannot_skip_one() {
 156         // Set expectation.
 157         $this->setExpectedException('coding_exception');
 158         // Exercise SUT
 159         $this->testpage->set_state(moodle_page::STATE_IN_BODY);
 160     }
 161
 162     public function test_header_printed_false_initially() {
 163         // Validate
 164         $this->assertFalse($this->testpage->headerprinted);
 165     }
 166
 167     public function test_header_printed_becomes_true() {
 168         $course = $this->getDataGenerator()->create_course();
 169         $this->testpage->set_context(get_context_instance(CONTEXT_SYSTEM));
 170         $this->testpage->set_course($course);
 171
 172         // Exercise SUT
 173         $this->testpage->set_state(moodle_page::STATE_PRINTING_HEADER);
 174         $this->testpage->set_state(moodle_page::STATE_IN_BODY);
 175         // Validate
 176         $this->assertTrue($this->testpage->headerprinted);
 177     }
 178
 179     public function test_set_context() {
 180         // Setup fixture
 181         $course = $this->getDataGenerator()->create_course();
 182         $context = context_course::instance($course->id);
 183         // Exercise SUT
 184         $this->testpage->set_context($context);
 185         // Validate
 186         $this->assertSame($context, $this->testpage->context);
 187     }
 188
 189     public function test_pagetype_defaults_to_script() {
 190         global $SCRIPT;
 191         // Exercise SUT and validate
 192         $SCRIPT = '/index.php';
 193         $this->testpage->initialise_default_pagetype();
 194         $this->assertEquals('site-index', $this->testpage->pagetype);
 195     }
 196
 197     public function test_set_pagetype() {
 198         // Exercise SUT
 199         $this->testpage->set_pagetype('a-page-type');
 200         // Validate
 201         $this->assertEquals('a-page-type', $this->testpage->pagetype);
 202     }
 203
 204     public function test_initialise_default_pagetype() {
 205         // Exercise SUT
 206         $this->testpage->initialise_default_pagetype('admin/tool/unittest/index.php');
 207         // Validate
 208         $this->assertEquals('admin-tool-unittest-index', $this->testpage->pagetype);
 209     }
 210
 211     public function test_initialise_default_pagetype_fp() {
 212         // Exercise SUT
 213         $this->testpage->initialise_default_pagetype('index.php');
 214         // Validate
 215         $this->assertEquals('site-index', $this->testpage->pagetype);
 216     }
 217
 218     public function test_get_body_classes_empty() {
 219         // Validate
 220         $this->assertEquals('', $this->testpage->bodyclasses);
 221     }
 222
 223     public function test_get_body_classes_single() {
 224         // Exercise SUT
 225         $this->testpage->add_body_class('aclassname');
 226         // Validate
 227         $this->assertEquals('aclassname', $this->testpage->bodyclasses);
 228     }
 229
 230     public function test_get_body_classes() {
 231         // Exercise SUT
 232         $this->testpage->add_body_classes(array('aclassname', 'anotherclassname'));
 233         // Validate
 234         $this->assertEquals('aclassname anotherclassname', $this->testpage->bodyclasses);
 235     }
 236
 237     public function test_url_to_class_name() {
 238         $this->assertEquals('example-com', $this->testpage->url_to_class_name('http://example.com'));
 239         $this->assertEquals('example-com--80', $this->testpage->url_to_class_name('http://example.com:80'));
 240         $this->assertEquals('example-com--moodle', $this->testpage->url_to_class_name('https://example.com/moodle'));
 241         $this->assertEquals('example-com--8080--nested-moodle', $this->testpage->url_to_class_name('https://example.com:8080/nested/moodle'));
 242     }
 243
 244     public function test_set_docs_path() {
 245         // Exercise SUT
 246         $this->testpage->set_docs_path('a/file/path');
 247         // Validate
 248         $this->assertEquals('a/file/path', $this->testpage->docspath);
 249     }
 250
 251     public function test_docs_path_defaults_from_pagetype() {
 252         // Exercise SUT
 253         $this->testpage->set_pagetype('a-page-type');
 254         // Validate
 255         $this->assertEquals('a/page/type', $this->testpage->docspath);
 256     }
 257
 258     public function test_set_url_root() {
 259         global $CFG;
 260         // Exercise SUT
 261         $this->testpage->set_url('/');
 262         // Validate
 263         $this->assertEquals($CFG->wwwroot . '/', $this->testpage->url->out());
 264     }
 265
 266     public function test_set_url_one_param() {
 267         global $CFG;
 268         // Exercise SUT
 269         $this->testpage->set_url('/mod/quiz/attempt.php', array('attempt' => 123));
 270         // Validate
 271         $this->assertEquals($CFG->wwwroot . '/mod/quiz/attempt.php?attempt=123', $this->testpage->url->out());
 272     }
 273
 274     public function test_set_url_two_params() {
 275         global $CFG;
 276         // Exercise SUT
 277         $this->testpage->set_url('/mod/quiz/attempt.php', array('attempt' => 123, 'page' => 7));
 278         // Validate
 279         $this->assertEquals($CFG->wwwroot . '/mod/quiz/attempt.php?attempt=123&amp;page=7', $this->testpage->url->out());
 280     }
 281
 282     public function test_set_url_using_moodle_url() {
 283         global $CFG;
 284         // Fixture setup
 285         $url = new moodle_url('/mod/workshop/allocation.php', array('cmid' => 29, 'method' => 'manual'));
 286         // Exercise SUT
 287         $this->testpage->set_url($url);
 288         // Validate
 289         $this->assertEquals($CFG->wwwroot . '/mod/workshop/allocation.php?cmid=29&amp;method=manual', $this->testpage->url->out());
 290     }
 291
 292     public function test_set_url_sets_page_type() {
 293         // Exercise SUT
 294         $this->testpage->set_url('/mod/quiz/attempt.php', array('attempt' => 123, 'page' => 7));
 295         // Validate
 296         $this->assertEquals('mod-quiz-attempt', $this->testpage->pagetype);
 297     }
 298
 299     public function test_set_url_does_not_change_explicit_page_type() {
 300         // Setup fixture
 301         $this->testpage->set_pagetype('a-page-type');
 302         // Exercise SUT
 303         $this->testpage->set_url('/mod/quiz/attempt.php', array('attempt' => 123, 'page' => 7));
 304         // Validate
 305         $this->assertEquals('a-page-type', $this->testpage->pagetype);
 306     }
 307
 308     public function test_set_subpage() {
 309         // Exercise SUT
 310         $this->testpage->set_subpage('somestring');
 311         // Validate
 312         $this->assertEquals('somestring', $this->testpage->subpage);
 313     }
 314
 315     public function test_set_heading() {
 316         // Exercise SUT
 317         $this->testpage->set_heading('a heading');
 318         // Validate
 319         $this->assertEquals('a heading', $this->testpage->heading);
 320     }
 321
 322     public function test_set_title() {
 323         // Exercise SUT
 324         $this->testpage->set_title('a title');
 325         // Validate
 326         $this->assertEquals('a title', $this->testpage->title);
 327     }
 328
 329     public function test_default_pagelayout() {
 330         // Exercise SUT and Validate
 331         $this->assertEquals('base', $this->testpage->pagelayout);
 332     }
 333
 334     public function test_set_pagelayout() {
 335         // Exercise SUT
 336         $this->testpage->set_pagelayout('type');
 337         // Validate
 338         $this->assertEquals('type', $this->testpage->pagelayout);
 339     }
 340 }
 341
 342
 343 /**
 344  * Test functions that rely on the context table.
 345  */
 346 class moodle_page_with_context_table_test extends advanced_testcase {
 347     protected $testpage;
 348
 349     protected function setUp() {
 350         parent::setUp();
 351         $this->testpage = new moodle_page();
 352         $this->resetAfterTest();
 353     }
 354
 355     public function test_setting_course_sets_context() {
 356         // Setup fixture
 357         $course = $this->getDataGenerator()->create_course();
 358         $context = context_course::instance($course->id);
 359
 360         // Exercise SUT
 361         $this->testpage->set_course($course);
 362
 363         // Validate
 364         $this->assertSame($context, $this->testpage->context);
 365     }
 366 }
 367
 368
 369 /**
 370  * Test functions that rely on the context table.
 371  */
 372 class moodle_page_categories_test extends advanced_testcase {
 373     protected $testpage;
 374
 375     protected function setUp() {
 376         parent::setUp();
 377         $this->testpage = new moodle_page();
 378
 379         $this->resetAfterTest();
 380     }
 381
 382     public function test_set_category_top_level() {
 383         // Setup fixture
 384         $cat = $this->getDataGenerator()->create_category();
 385         // Exercise SUT
 386         $this->testpage->set_category_by_id($cat->id);
 387         // Validate
 388         $this->assertEquals($cat, $this->testpage->category);
 389         $this->assertSame(context_coursecat::instance($cat->id), $this->testpage->context);
 390     }
 391
 392     public function test_set_nested_categories() {
 393         // Setup fixture
 394         $topcat = $this->getDataGenerator()->create_category();
 395         $subcat = $this->getDataGenerator()->create_category(array('parent'=>$topcat->id));
 396         // Exercise SUT
 397         $this->testpage->set_category_by_id($subcat->id);
 398         // Validate
 399         $categories = $this->testpage->categories;
 400         $this->assertEquals(2, count($categories));
 401         $this->assertEquals($topcat, array_pop($categories));
 402         $this->assertEquals($subcat, array_pop($categories));
 403     }
 404 }
 405
 406
 407 /**
 408  * Test functions that rely on the context table.
 409  */
 410 class moodle_page_cm_test extends advanced_testcase {
 411     protected $testpage;
 412
 413     protected function setUp() {
 414         parent::setUp();
 415         $this->testpage = new moodle_page();
 416         $this->resetAfterTest();
 417     }
 418
 419     public function test_cm_null_initially() {
 420         // Validate
 421         $this->assertNull($this->testpage->cm);
 422     }
 423
 424     public function test_set_cm() {
 425         // Setup fixture
 426         $course = $this->getDataGenerator()->create_course();
 427         $forum = $this->getDataGenerator()->create_module('forum', array('course'=>$course->id));
 428         $cm = get_coursemodule_from_id('forum', $forum->cmid);
 429         // Exercise SUT
 430         $this->testpage->set_cm($cm);
 431         // Validate
 432         $this->assertEquals($cm->id, $this->testpage->cm->id);
 433     }
 434
 435     public function test_cannot_set_activity_record_before_cm() {
 436         // Setup fixture
 437         $course = $this->getDataGenerator()->create_course();
 438         $forum = $this->getDataGenerator()->create_module('forum', array('course'=>$course->id));
 439         $cm = get_coursemodule_from_id('forum', $forum->cmid);
 440         // Set expectation
 441         $this->setExpectedException('coding_exception');
 442         // Exercise SUT
 443         $this->testpage->set_activity_record($forum);
 444     }
 445
 446     public function test_setting_cm_sets_context() {
 447         // Setup fixture
 448         $course = $this->getDataGenerator()->create_course();
 449         $forum = $this->getDataGenerator()->create_module('forum', array('course'=>$course->id));
 450         $cm = get_coursemodule_from_id('forum', $forum->cmid);
 451         // Exercise SUT
 452         $this->testpage->set_cm($cm);
 453         // Validate
 454         $this->assertSame(context_module::instance($cm->id), $this->testpage->context);
 455     }
 456
 457     public function test_activity_record_loaded_if_not_set() {
 458         // Setup fixture
 459         $course = $this->getDataGenerator()->create_course();
 460         $forum = $this->getDataGenerator()->create_module('forum', array('course'=>$course->id));
 461         $cm = get_coursemodule_from_id('forum', $forum->cmid);
 462         // Exercise SUT
 463         $this->testpage->set_cm($cm);
 464         // Validate
 465         unset($forum->cmid);
 466         $this->assertEquals($forum, $this->testpage->activityrecord);
 467     }
 468
 469     public function test_set_activity_record() {
 470         // Setup fixture
 471         $course = $this->getDataGenerator()->create_course();
 472         $forum = $this->getDataGenerator()->create_module('forum', array('course'=>$course->id));
 473         $cm = get_coursemodule_from_id('forum', $forum->cmid);
 474         $this->testpage->set_cm($cm);
 475         // Exercise SUT
 476         $this->testpage->set_activity_record($forum);
 477         // Validate
 478         unset($forum->cmid);
 479         $this->assertEquals($forum, $this->testpage->activityrecord);
 480     }
 481
 482     public function test_cannot_set_inconsistent_activity_record_course() {
 483         // Setup fixture
 484         $course = $this->getDataGenerator()->create_course();
 485         $forum = $this->getDataGenerator()->create_module('forum', array('course'=>$course->id));
 486         $cm = get_coursemodule_from_id('forum', $forum->cmid);
 487         $this->testpage->set_cm($cm);
 488         // Set expectation
 489         $this->setExpectedException('coding_exception');
 490         // Exercise SUT
 491         $forum->course = 13;
 492         $this->testpage->set_activity_record($forum);
 493     }
 494
 495     public function test_cannot_set_inconsistent_activity_record_instance() {
 496         // Setup fixture
 497         $course = $this->getDataGenerator()->create_course();
 498         $forum = $this->getDataGenerator()->create_module('forum', array('course'=>$course->id));
 499         $cm = get_coursemodule_from_id('forum', $forum->cmid);
 500         $this->testpage->set_cm($cm);
 501         // Set expectation
 502         $this->setExpectedException('coding_exception');
 503         // Exercise SUT
 504         $forum->id = 13;
 505         $this->testpage->set_activity_record($forum);
 506     }
 507
 508     public function test_setting_cm_sets_course() {
 509         // Setup fixture
 510         $course = $this->getDataGenerator()->create_course();
 511         $forum = $this->getDataGenerator()->create_module('forum', array('course'=>$course->id));
 512         $cm = get_coursemodule_from_id('forum', $forum->cmid);
 513         // Exercise SUT
 514         $this->testpage->set_cm($cm);
 515         // Validate
 516         $this->assertEquals($course->id, $this->testpage->course->id);
 517     }
 518
 519     public function test_set_cm_with_course_and_activity_no_db() {
 520         // Setup fixture
 521         $course = $this->getDataGenerator()->create_course();
 522         $forum = $this->getDataGenerator()->create_module('forum', array('course'=>$course->id));
 523         $cm = get_coursemodule_from_id('forum', $forum->cmid);
 524         // This only works without db if we already have modinfo cache
 525         // Exercise SUT
 526         $this->testpage->set_cm($cm, $course, $forum);
 527         // Validate
 528         $this->assertEquals($cm->id, $this->testpage->cm->id);
 529         $this->assertEquals($course->id, $this->testpage->course->id);
 530         unset($forum->cmid);
 531         $this->assertEquals($forum, $this->testpage->activityrecord);
 532     }
 533
 534     public function test_cannot_set_cm_with_inconsistent_course() {
 535         // Setup fixture
 536         $course = $this->getDataGenerator()->create_course();
 537         $forum = $this->getDataGenerator()->create_module('forum', array('course'=>$course->id));
 538         $cm = get_coursemodule_from_id('forum', $forum->cmid);
 539         // Set expectation
 540         $this->setExpectedException('coding_exception');
 541         // Exercise SUT
 542         $cm->course = 13;
 543         $this->testpage->set_cm($cm, $course);
 544     }
 545
 546     public function test_get_activity_name() {
 547         // Setup fixture
 548         $course = $this->getDataGenerator()->create_course();
 549         $forum = $this->getDataGenerator()->create_module('forum', array('course'=>$course->id));
 550         $cm = get_coursemodule_from_id('forum', $forum->cmid);
 551         // Exercise SUT
 552         $this->testpage->set_cm($cm, $course, $forum);
 553         // Validate
 554         $this->assertEquals('forum', $this->testpage->activityname);
 555     }
 556 }
 557
 558
 559 /**
 560  * Test functions that affect filter_active table with contextid = $syscontextid.
 561  */
 562 class moodle_page_editing_test extends advanced_testcase {
 563     protected $testpage;
 564     protected $originaluserediting;
 565
 566     protected function setUp() {
 567         parent::setUp();
 568         $this->setAdminUser();
 569         $this->testpage = new testable_moodle_page();
 570         $this->testpage->set_context(get_context_instance(CONTEXT_SYSTEM));
 571         $this->resetAfterTest();
 572     }
 573
 574     // We are relying on the fact that unit tests are alwyas run by admin, to
 575     // ensure the user_allows_editing call returns true.
 576     public function test_user_is_editing_on() {
 577         // Setup fixture
 578         global $USER;
 579         $USER->editing = true;
 580         // Validate
 581         $this->assertTrue($this->testpage->user_is_editing());
 582     }
 583
 584     // We are relying on the fact that unit tests are alwyas run by admin, to
 585     // ensure the user_allows_editing call returns true.
 586     public function test_user_is_editing_off() {
 587         // Setup fixture
 588         global $USER;
 589         $USER->editing = false;
 590         // Validate
 591         $this->assertFalse($this->testpage->user_is_editing());
 592     }
 593
 594     public function test_default_editing_capabilities() {
 595         // Validate
 596         $this->assertEquals(array('moodle/site:manageblocks'), $this->testpage->all_editing_caps());
 597     }
 598
 599     public function test_other_block_editing_cap() {
 600         // Exercise SUT
 601         $this->testpage->set_blocks_editing_capability('moodle/my:manageblocks');
 602         // Validate
 603         $this->assertEquals(array('moodle/my:manageblocks'), $this->testpage->all_editing_caps());
 604     }
 605
 606     public function test_other_editing_cap() {
 607         // Exercise SUT
 608         $this->testpage->set_other_editing_capability('moodle/course:manageactivities');
 609         // Validate
 610         $actualcaps = $this->testpage->all_editing_caps();
 611         $expectedcaps = array('moodle/course:manageactivities', 'moodle/site:manageblocks');
 612         $this->assertEquals(array_values($expectedcaps), array_values($actualcaps));
 613     }
 614
 615     public function test_other_editing_caps() {
 616         // Exercise SUT
 617         $this->testpage->set_other_editing_capability(array('moodle/course:manageactivities', 'moodle/site:other'));
 618         // Validate
 619         $actualcaps = $this->testpage->all_editing_caps();
 620         $expectedcaps = array('moodle/course:manageactivities', 'moodle/site:other', 'moodle/site:manageblocks');
 621         $this->assertEquals(array_values($expectedcaps), array_values($actualcaps));
 622     }
 623 }
 624