entity_crud.test

<?php


/**
 * @file
 * Tests for the Entity CRUD API.
 */

/**
 * Tests the entity_load() function.
 */
class EntityLoadTestCase extends DrupalWebTestCase {
    protected $profile = 'testing';
    public static function getInfo() {
        return array(
            'name' => 'Entity loading',
            'description' => 'Tests the entity_load() function.',
            'group' => 'Entity API',
        );
    }
    
    /**
     * Tests the functionality for loading entities matching certain conditions.
     */
    public function testEntityLoadConditions() {
        // Create a few nodes. One of them is given an edge-case title of "Array",
        // because loading entities by an array of conditions is subject to PHP
        // array-to-string conversion issues and we want to test those.
        $node_1 = $this->drupalCreateNode(array(
            'title' => 'Array',
        ));
        $node_2 = $this->drupalCreateNode(array(
            'title' => 'Node 2',
        ));
        $node_3 = $this->drupalCreateNode(array(
            'title' => 'Node 3',
        ));
        // Load all entities so that they are statically cached.
        $all_nodes = entity_load('node', FALSE);
        // Check that the first node can be loaded by title.
        $nodes_loaded = entity_load('node', FALSE, array(
            'title' => 'Array',
        ));
        $this->assertEqual(array_keys($nodes_loaded), array(
            $node_1->nid,
        ));
        // Check that the second and third nodes can be loaded by title using an
        // array of conditions, and that the first node is not loaded from the
        // cache along with them.
        $nodes_loaded = entity_load('node', FALSE, array(
            'title' => array(
                'Node 2',
                'Node 3',
            ),
        ));
        ksort($nodes_loaded);
        $this->assertEqual(array_keys($nodes_loaded), array(
            $node_2->nid,
            $node_3->nid,
        ));
        $this->assertIdentical($nodes_loaded[$node_2->nid], $all_nodes[$node_2->nid], 'Loaded node 2 is identical to cached node.');
        $this->assertIdentical($nodes_loaded[$node_3->nid], $all_nodes[$node_3->nid], 'Loaded node 3 is identical to cached node.');
    }
    public function testEntityLoadIds() {
        $this->drupalCreateNode(array(
            'title' => 'Node 1',
        ));
        $this->drupalCreateNode(array(
            'title' => 'Node 2',
        ));
        $nodes_loaded = entity_load('node', array(
            '1',
            '2',
        ));
        $this->assertEqual(count($nodes_loaded), 2);
        // Ensure that an id with a trailing decimal place is ignored.
        $nodes_loaded = entity_load('node', array(
            '1.',
            '2',
        ));
        $this->assertEqual(count($nodes_loaded), 1);
    }
    
    /**
     * Tests the controller class loading functionality on non-existing entity
     * types and on entities without valid controller class.
     */
    public function testEntityLoadInvalidControllerClass() {
        // Ensure that loading a non-existing entity type will throw an
        // EntityMalformedException.
        try {
            entity_load('test', array(
                '1',
            ));
            $this->fail(t('Cannot load a controller class on non-existing entity type.'));
        } catch (EntityMalformedException $e) {
            $this->pass(t('Cannot load a controller class on non-existing entity type.'));
        }
        // Ensure that loading an entity without valid controller class will throw
        // an EntityMalformedException.
        module_enable(array(
            'entity_crud_hook_test',
        ));
        variable_set('entity_crud_hook_test_alter_controller_class', TRUE);
        try {
            entity_load('node', array(
                '1',
            ));
            $this->fail(t('Cannot load a missing or non-existent controller class.'));
        } catch (EntityMalformedException $e) {
            $this->pass(t('Cannot load a missing or non-existent controller class.'));
        }
        variable_set('entity_crud_hook_test_alter_controller_class', FALSE);
    }

}