function RelationAPITestCase::testRelationTypes in Relation 7

Tests relation types.

File

tests/relation.test, line 346

Tests for Relation module.

Class

RelationAPITestCase

Tests Relation API.

Code

function testRelationTypes() {

  // Symmetric.
  $related = relation_get_related_entity('node', $this->node1->nid);
  $this
    ->assertEqual($this->node4->nid, $related->nid);

  // Confirm this works once the related entity has been cached.
  $related = relation_get_related_entity('node', $this->node1->nid);
  $this
    ->assertEqual($this->node4->nid, $related->nid);

  // Directional.
  // From Parent to Grandparent.
  $related = relation_get_related_entity('node', $this->node3->nid, $this->relation_types['directional']['relation_type'], 1);
  $this
    ->assertEqual($this->node1->nid, $related->nid);

  // From Parent to Child.
  $related = relation_get_related_entity('node', $this->node3->nid, $this->relation_types['directional']['relation_type'], 0);
  $this
    ->assertEqual($this->node4->nid, $related->nid);

  // Delete all relations related to node 4, then confirm that these can
  // no longer be found as related entities.
  $relations = relation_query('node', $this->node4->nid)
    ->execute();
  foreach ($relations as $relation) {
    relation_delete($relation->rid);
  }
  $this
    ->assertFalse(relation_get_related_entity('node', $this->node4->nid), 'The entity was not loaded after the relation was deleted.');
}