ilObjStudyProgrammeTest.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2009 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/
 
require_once(__DIR__."/mocks.php");
 
class ilObjStudyProgrammeTest extends PHPUnit_Framework_TestCase {
        protected $backupGlobals = FALSE;
 
        protected function setUp() {
                PHPUnit_Framework_Error_Deprecated::$enabled = FALSE;
 
                require_once("./Modules/StudyProgramme/classes/class.ilObjStudyProgramme.php");
 
                include_once("./Services/PHPUnit/classes/class.ilUnitUtil.php");
                ilUnitUtil::performInitialisation();
                
                $this->root_object = ilObjStudyProgramme::createInstance();
                $this->root_object_obj_id = $this->root_object->getId();
                $this->root_object_ref_id = $this->root_object->getRefId();
                $this->root_object->putInTree(ROOT_FOLDER_ID);
                
                // 
                
                global $tree;
                $this->tree = $tree;
                
                global $objDefinition;
                $this->obj_definition = $objDefinition;
        }
        
        protected function tearDown() {
                if ($this->root_object) {
                        $this->root_object->delete();
                }
        }
        
        public function testCreation() {
                $this->assertNotEmpty($this->root_object_obj_id);
                $this->assertGreaterThan(0, $this->root_object_obj_id);
 
                $this->assertNotEmpty($this->root_object_ref_id);
                $this->assertGreaterThan(0, $this->root_object_ref_id);
 
                $this->assertTrue($this->tree->isInTree($this->root_object_ref_id));
        }
        
        public function testDefaults() {
                $this->assertEquals($this->root_object->getStatus(), ilStudyProgramme::STATUS_DRAFT);
        }
 
        public function testLoadByObjId() {
                $loaded = new ilObjStudyProgramme($this->root_object_obj_id, false);
                $orig = $this->root_object;
                $load_ref_id = ilObjStudyProgramme::getInstanceByRefId($this->root_object_ref_id);
 
                $this->assertNotNull($loaded);
                $this->assertGreaterThan(0, $loaded->getId());
                $this->assertEquals( $orig->getId(), $loaded->getId());
                $this->assertEquals( $orig->getLastChange()->get(IL_CAL_DATETIME)
                                                   , $loaded->getLastChange()->get(IL_CAL_DATETIME)
                                                   );
                $this->assertEquals( $orig->getPoints(), $loaded->getPoints());
                $this->assertEquals( $orig->getLPMode(), $loaded->getLPMode());
                $this->assertEquals( $orig->getStatus(), $loaded->getStatus());
        }
 
        public function testLoadByRefId() {
                $loaded = new ilObjStudyProgramme($this->root_object_ref_id);
                $orig = $this->root_object;
 
                $this->assertNotNull($loaded);
                $this->assertGreaterThan(0, $loaded->getId());
                $this->assertEquals( $orig->getId(), $loaded->getId());
                $this->assertEquals( $orig->getLastChange()->get(IL_CAL_DATETIME)
                                                   , $loaded->getLastChange()->get(IL_CAL_DATETIME)
                                                   );
                $this->assertEquals( $orig->getPoints(), $loaded->getPoints());
                $this->assertEquals( $orig->getLPMode(), $loaded->getLPMode());
                $this->assertEquals( $orig->getStatus(), $loaded->getStatus());
        }
 
        public function testGetInstanceByRefId() {
                require_once("Modules/StudyProgramme/classes/class.ilObjStudyProgrammeCache.php");
 
                ilObjStudyProgrammeCache::singleton()->test_clear();
                $this->assertTrue(ilObjStudyProgrammeCache::singleton()->test_isEmpty());
                
                $loaded = ilObjStudyProgramme::getInstanceByRefId($this->root_object_ref_id);
                $orig = $this->root_object;
 
                $this->assertNotNull($loaded);
                $this->assertGreaterThan(0, $loaded->getId());
                $this->assertEquals( $orig->getId(), $loaded->getId());
                $this->assertEquals( $orig->getLastChange()->get(IL_CAL_DATETIME)
                                                   , $loaded->getLastChange()->get(IL_CAL_DATETIME)
                                                   );
                $this->assertEquals( $orig->getPoints(), $loaded->getPoints());
                $this->assertEquals( $orig->getLPMode(), $loaded->getLPMode());
                $this->assertEquals( $orig->getStatus(), $loaded->getStatus());
        }
 
        public function testSettings() {
                $obj = ilObjStudyProgramme::getInstanceByRefId($this->root_object_ref_id);
 
                $obj->setPoints(10);
                $obj->setStatus(ilStudyProgramme::STATUS_ACTIVE);
                $obj->update();
                
                $obj = ilObjStudyProgramme::getInstanceByRefId($this->root_object_ref_id);
 
                $this->assertEquals(10, $obj->getPoints());
                $this->assertEquals(ilStudyProgramme::STATUS_ACTIVE, $obj->getStatus());
 
                $midnight = strtotime("today midnight");
                $this->assertGreaterThan($midnight, $obj->getLastChange()->getUnixTime());
        }
 
        public function testDelete() {
                $deleted_object = ilObjStudyProgramme::getInstanceByRefId($this->root_object_ref_id);
 
                $this->assertTrue($deleted_object->delete());
        }
 
        protected function createSmallTree() {
                $first_node = ilObjStudyProgramme::createInstance();
                $second_node = ilObjStudyProgramme::createInstance();
                $third_node = ilObjStudyProgramme::createInstance();
 
                $this->root_object->addNode($first_node);
                $this->root_object->addNode($second_node);
                $this->root_object->addNode($third_node);
 
                $third_first_node = ilObjStudyProgramme::createInstance();
                $third_node->addNode($third_first_node);
        }
 
        public function testTreeCreation() {
                $this->createSmallTree();
                $this->assertEquals(3, $this->root_object->getAmountOfChildren());
        }
 
        public function testTreeGetChildren() {
                $this->createSmallTree();
                
                $children = $this->root_object->getChildren();
                $this->assertEquals(3, count($children), "getChildren()");
 
                $children = ilObjStudyProgramme::getAllChildren($this->root_object_ref_id);
                $this->assertEquals(4, count($children), "ilObjStudyProgramme::getAllChildren(".$this->root_object_ref_id.")");
 
                $this->assertTrue($this->root_object->hasChildren(), "hasChildren()");
                $this->assertEquals(3, $this->root_object->getAmountOfChildren(), "getAmountOfChildren()");
                
                $this->assertFalse($children[0]->hasChildren(), "hasChildren()");
                $this->assertEquals(0, $children[0]->getAmountOfChildren(), "getAmountOfChildren()");
                $this->assertEquals(0, count($children[0]->getChildren()));
        }
 
        public function testTreeGetParent() {
                $this->createSmallTree();
                $children = $this->root_object->getChildren();
 
                $child = $children[0];
                $this->assertNotNull($child->getParent());
                $this->assertNull($this->root_object->getParent());
        }
        
        public function testTreeGetParents() {
                $this->createSmallTree();
                $node3 = ilObjStudyProgramme::createInstance();
                $children = $this->root_object->getChildren();
                $children[0]->addNode($node3);
                
                $parents = $node3->getParents();
                $parent_ids = array_map(function($node) {
                        return $node->getId();
                }, $parents);
                $parent_ids_expected = array( $this->root_object->getId()
                                                                        , $children[0]->getId()
                                                                        );
                
                $this->assertEquals($parent_ids_expected, $parent_ids);
        }
 
        public function testTreeDepth() {
                $this->createSmallTree();
                $children = $this->root_object->getChildren();
 
                $child = $children[0];
 
                $this->assertEquals(1, $child->getDepth());
        }
 
        public function testTreeGetRoot() {
                $this->createSmallTree();
                $children = $this->root_object->getChildren();
                $child = $children[0];
 
                $this->assertEquals($this->root_object->getId(), $child->getRoot()->getId());
        }
        
        public function testApplyToSubTreeNodes() {
                $this->createSmallTree();
                $children = $this->root_object->getChildren();
                
                $val = 0;
                $this->root_object->applyToSubTreeNodes(function($node) use (&$val) {
                        $val += $node->getPoints();
                });
                
                // We didn't make modification on the points of the nodes.
                $this->assertEquals($val, 5 * ilStudyProgramme::DEFAULT_POINTS);
 
 
                $this->root_object->setPoints(1);
                $children[0]->setPoints(2);
                $children[1]->setPoints(4);
                $children[2]->setPoints(1);
 
                $third_level = $children[2]->getChildren();
                $third_level[0]->setPoints(2);
                
                $val = 0;
                $this->root_object->applyToSubTreeNodes(function($node) use (&$val) {
                        $val += $node->getPoints();
                });
                
                $this->assertEquals($val, 10);
        }
        
        public function testAddNode() {
                $this->createSmallTree();
                
                $children = $this->root_object->getChildren();
                $child = $children[0];
                $grandchild = new ilObjStudyProgramme();
                $grandchild->create();
                $child->addNode($grandchild);
                
                $this->assertEquals($child->getId(), $grandchild->getParent()->getId());
                $this->assertEquals($this->root_object->getId(), $grandchild->getRoot()->getId(),
                                                        "Root of grandchild is root of tree.");
                $this->assertEquals(1, $child->getAmountOfChildren());
                $this->assertEquals(2, $grandchild->getDepth());
                $this->assertEquals($child->getLPMode(), ilStudyProgramme::MODE_POINTS);
        }
        
        public function testRemoveNode() {
                $this->createSmallTree();
                
                $children = $this->root_object->getChildren();
                $child = $children[0];
                $this->root_object->removeNode($child);
                
                // Is not in tree anymore...
                $raised = false;
                try {
                        $child->getParent();
                }
                catch (ilStudyProgrammeTreeException $e) {
                        $raised = true;
                }
                $this->assertTrue($raised, "Child does not raise on getParent after it is removed.");
                
                $this->assertEquals(2, $this->root_object->getAmountOfChildren());
                
                // Can't be removed a second time...
                $raised = false;
                try {
                        $this->root_object->removeNode($child);
                }
                catch (ilStudyProgrammeTreeException $e) {
                        $raised = true;
                }
                $this->assertTrue($raised, "Child can be removed two times.");
        }
        
        public function testAddLeaf() {
                $this->createSmallTree();
                $mock_leaf = new ilStudyProgrammeLeafMock();
 
                $children = $this->root_object->getChildren();
                $first_child = $children[0];
 
                $first_child->addLeaf($mock_leaf);
 
                // We use our mock factory, since the original factory won't know how
                // to create our mock leaf.
                $first_child->object_factory = new ilObjectFactoryWrapperMock();
 
                $this->assertEquals(3, $this->root_object->getAmountOfChildren(), "getAmountOfChildren()");
                // Check if StudyProgrammes are not counted as LP-Children
                $this->assertEquals(0, $this->root_object->getAmountOfLPChildren(), "getAmountOfLPChildren() on root");
                $this->assertEquals(false, $this->root_object->hasLPChildren(), "hasLPChildren() on root");
 
                $this->assertEquals(1, $first_child->getAmountOfLPChildren(), "getAmountOfLPChildren() on first child");
                $this->assertEquals(true, $first_child->hasLPChildren(), "hasLPChildren() on first child");
                $this->assertEquals($first_child->getLPMode(), ilStudyProgramme::MODE_LP_COMPLETED);
                
                $lp_children = $first_child->getLPChildren();
                $this->assertEquals(1, count($lp_children));
                $this->assertEquals($mock_leaf->getId(), $lp_children[0]->getId());
        }
        
        public function testRemoveLeaf() {
                $mock_leaf = new ilStudyProgrammeLeafMock();
                $this->root_object->addLeaf($mock_leaf);
                
                $this->root_object->removeLeaf($mock_leaf);
                $this->assertEquals(0, $this->root_object->getAmountOfChildren(), "getAmountOfChildren()");
                $this->assertEquals(0, $this->root_object->getAmountOfLPChildren(), "getAmountOfLPChildren()");
                
                $lp_children = $this->root_object->getLPChildren();
                $this->assertEquals(0, count($lp_children));
        }
        
        public function testAddWrongChildType() {
                $this->createSmallTree();
                $children = $this->root_object->getChildren();
                $child_n = $children[0];
                $child_l = $children[1];
                
                $mock_leaf1 = new ilStudyProgrammeLeafMock();
                $mock_leaf2 = new ilStudyProgrammeLeafMock();
                $node1 = new ilObjStudyProgramme();
                $node2 = new ilObjStudyProgramme();
                $node1->create();
                $node2->create();
                
                $child_n->addNode($node1);
                $child_l->addLeaf($mock_leaf1);
                
                $raised = false;
                try {
                        $child_n->addLeaf($mock_leaf2);
                }
                catch (ilStudyProgrammeTreeException $e) {
                        $raised = true;
                }
                $this->assertTrue($raised, "Could add leaf to program containing node.");
 
                $raised = false;
                try {
                        $child_n->addLeaf($mock_leaf2);
                }
                catch (ilStudyProgrammeTreeException $e) {
                        $raised = true;
                }
                $this->assertTrue($raised, "Could add node to program containing leaf.");
        }
        
        public function testMoveTo() {
                $this->createSmallTree();
                $children = $this->root_object->getChildren();
                $child_l = $children[0];
                $child_r = $children[1];
                $child_m = $children[2];
 
                $child_r->moveTo($child_l);
 
                $this->assertEquals(2, $child_r->getDepth());
                $this->assertEquals($child_l->getId(), $child_r->getParent()->getId());
                $this->assertEquals(2, $this->root_object->getAmountOfChildren());
                $this->assertEquals(1, $child_l->getAmountOfChildren());
 
                // test recursive moving
                $this->assertEquals(1, $child_m->getAmountOfChildren());
 
                $child_m->moveTo($child_r);
 
                $m_children = $child_m->getChildren();
                $first_third_node = $m_children[0];
 
                $this->assertEquals(3, $child_m->getDepth());
                $this->assertEquals(1, $child_m->getAmountOfChildren());
                $this->assertNotNull($first_third_node);
                $this->assertEquals(4, $first_third_node->getDepth());
                $this->assertEquals($child_m->getId(), $first_third_node->getParent()->getId());
 
                $this->assertEquals(1, $this->root_object->getAmountOfChildren());
                $this->assertEquals(3, count(ilObjStudyProgramme::getAllChildren($child_l->getRefId())));
        }
        
        public function testCantRemoveNodeWithRelevantProgress() {
                $this->createSmallTree();
                $children = $this->root_object->getChildren();
                $child_l = $children[0];
                $child_r = $children[1];
                $this->root_object->setStatus(ilStudyProgramme::STATUS_ACTIVE);
                $child_l->setStatus(ilStudyProgramme::STATUS_ACTIVE);
                $child_r->setStatus(ilStudyProgramme::STATUS_ACTIVE);
                
                $user = new ilObjUser();
                $user->create();
                
                $child_l->assignUser($user->getId());
                $this->root_object->removeNode($child_l);
        }
        
        public function testCanRemoveNodeWithNotRelevantProgress() {
                $this->createSmallTree();
                $children = $this->root_object->getChildren();
                $child_l = $children[0];
                $child_r = $children[1];
                $this->root_object->setStatus(ilStudyProgramme::STATUS_ACTIVE);
                $child_l->setStatus(ilStudyProgramme::STATUS_ACTIVE);
                $child_r->setStatus(ilStudyProgramme::STATUS_OUTDATED);
                
                $user = new ilObjUser();
                $user->create();
                
                $this->root_object->assignUser($user->getId());
                $this->root_object->removeNode($child_r);
        }
        
        public function testCreateableSubObjects() {
                $this->createSmallTree();
                $children = $this->root_object->getChildren();
                $child_l = $children[0];
                
                $all_possible_subobjects = $this->root_object->getPossibleSubObjects();
                // don't take rolfs into account, we don't need rolf anymore
                unset($all_possible_subobjects["rolf"]);
                
                // this is course reference and training programme
                $this->assertCount(2, $all_possible_subobjects);
                $this->assertArrayHasKey("prg", $all_possible_subobjects);
                $this->assertArrayHasKey("crsr", $all_possible_subobjects);
                
                // root already contains program nodes, so course ref is forbidden
                $subobjs = ilObjStudyProgramme::getCreatableSubObjects($all_possible_subobjects, $this->root_object->getRefId());
                $this->assertCount(1, $subobjs);
                $this->assertArrayHasKey("prg", $subobjs);
                
                // first node contains nothing, so course ref and program node are allowed
                $subobjs = ilObjStudyProgramme::getCreatableSubObjects($all_possible_subobjects, $child_l->getRefId());
                $this->assertCount(2, $subobjs);
                $this->assertArrayHasKey("prg", $subobjs);
                $this->assertArrayHasKey("crsr", $subobjs);
                
                $mock_leaf = new ilStudyProgrammeLeafMock();
                $children = $this->root_object->getChildren();
                $child_l->object_factory = new ilObjectFactoryWrapperMock();
                $child_l->addLeaf($mock_leaf);
 
                // Now we added a leaf, so no program nodes are allowed anymore.
                $subobjs = ilObjStudyProgramme::getCreatableSubObjects($all_possible_subobjects, $child_l->getRefId());
                $this->assertCount(1, $subobjs);
                $this->assertArrayHasKey("crsr", $subobjs);
        }
        
        public function testCreatableSubObjectsWithoutRef() {
                $all_possible_subobjects = $this->obj_definition->getSubObjects("prg");
                // don't take rolfs into account, we don't need rolf anymore
                unset($all_possible_subobjects["rolf"]);
                $this->assertEquals( $all_possible_subobjects
                                                   , ilObjStudyProgramme::getCreatableSubObjects($all_possible_subobjects, null)
                                                   );
        }
 
        public function testCreatableSubObjectsRaisesOnNonProgramRef() {
                ilObjStudyProgramme::getCreatableSubObjects(array(), 9);
        }
        
        public function testDeleteRemovesEntriesInPrgSettings() {
                $this->root_object->delete();
                $this->root_object = null;
                
                global $ilDB;
                $res = $ilDB->query( "SELECT COUNT(*) cnt "
                                                        ." FROM ".ilStudyProgramme::returnDbTableName()
                                                        ." WHERE obj_id = ".$this->root_object_obj_id
                                                        );
                $rec = $ilDB->fetchAssoc($res);
                $this->assertEquals(0, $rec["cnt"]);
        }
        
        public function testCreatePermissionExists() {
                // Ask for permission id for creation of "foobar" to check assumption
                // that lookupCreateOperationIds just drops unknown object types.
                $op_ids = ilRbacReview::lookupCreateOperationIds(array("prg", "foobar"));
                $this->assertCount(1, $op_ids);
        }
}