Ticket #29839: 20141115_01-getTerms.diff

tests/phpunit/tests/term/getTerms.php

@@ -424 +424 @@
                 $this->assertEquals( array( $t1, $t3 ), $found );
         }
 
+        /**
+         * @ticket 29839
+         */
+        function test_get_terms_children_only() {
+                $tax = 'location';
+                register_taxonomy( $tax, 'post', array( 'hierarchical' => true ) );
+                /*
+                Canada
+                        Ontario
+                                Ottawa
+                                        Nepean
+                                Toronto
+                        Quebec
+                                Montreal
+                        PEI
+                */
+                // Level 1
+                $canada = $this->factory->term->create( array( 'name' => 'Canada', 'taxonomy' => $tax ) );
+
+                // Level 2
+                $ontario = $this->factory->term->create( array( 'name' => 'Ontario', 'parent' => $canada, 'taxonomy' => $tax ) );
+                $quebec = $this->factory->term->create( array( 'name' => 'Quebec', 'parent' => $canada, 'taxonomy' => $tax ) );
+                $pei = $this->factory->term->create( array( 'name' => 'PEI', 'parent' => $canada, 'taxonomy' => $tax ) );
+
+                // Level 3
+                $toronto= $this->factory->term->create( array( 'name' => 'Toronto', 'parent' => $ontario, 'taxonomy' => $tax ) );
+                $ottawa= $this->factory->term->create( array( 'name' => 'Ottawa', 'parent' => $ontario, 'taxonomy' => $tax ) );
+                $montreal= $this->factory->term->create( array( 'name' => 'Montreal', 'parent' => $quebec, 'taxonomy' => $tax ) );
+
+                // Level 4
+                $nepean = $this->factory->term->create( array( 'name' => 'Nepean', 'parent' => $ottawa, 'taxonomy' => $tax ) );
+
+
+                $post1_id = $this->factory->post->create();
+                $post2_id = $this->factory->post->create();
+                $post3_id = $this->factory->post->create();
+
+                wp_set_post_terms( $post1_id, $nepean, $tax );
+                wp_set_post_terms( $post2_id, $montreal, $tax );
+                wp_set_post_terms( $post3_id, $ottawa, $tax );
+
+                // Test 1: hide_empty = false
+                $terms = get_terms( $tax, array( 'children_only' => true, 'hide_empty' => false) );
+
+                // Expected: Montreal, Nepean, PEI, Toronto
+                $this->assertEquals( 4, count($terms) );
+                $this->assertEqualSets( array($montreal, $nepean, $pei, $toronto), wp_list_pluck( $terms, 'term_id' ) );
+
+
+                // Test 2: hide_empty = true
+                $terms = get_terms( $tax, array( 'children_only' => true, 'hide_empty' => true) );
+
+                // Expected: Montreal, Nepean
+                $this->assertEquals( 2, count($terms) );
+                $this->assertEqualSets( array($montreal, $nepean), wp_list_pluck( $terms, 'term_id' ) );
+
+
+                // Test 3: child_of = Quebec
+                $terms = get_terms( $tax, array( 'children_only' => true, 'hide_empty' => false, 'child_of' => $quebec ) );
+
+                // Expected: Montreal
+                $this->assertEquals( 1, count($terms) );
+                $this->assertEqualSets( array( $montreal ), wp_list_pluck( $terms, 'term_id' ) );
+
+                _unregister_taxonomy( $tax );
+        }
+
         public function test_get_terms_hierarchical_tax_hide_empty_false_fields_ids() {
                 // Set up a clean taxonomy.
                 $tax = 'hierarchical_fields';