Ticket #21003: 21003-ut.diff

tests/comment/query.php

@@ -33 +33 @@
 
                 $this->assertEquals( $comment_id, $result->comment_ID );
         }
+
+        /**
+         * @ticket 21003
+         */
+        function test_orderby_meta() {
+                $comment_id = $this->factory->comment->create();
+                $comment_id2 = $this->factory->comment->create();
+                $comment_id3 = $this->factory->comment->create();
+
+                add_comment_meta( $comment_id, 'key', 'value1', true );
+                add_comment_meta( $comment_id, 'key1', 'value1', true );
+                add_comment_meta( $comment_id, 'key3', 'value3', true );
+                add_comment_meta( $comment_id2, 'key', 'value2', true );
+                add_comment_meta( $comment_id2, 'key2', 'value2', true );
+                add_comment_meta( $comment_id3, 'key3', 'value3', true );
+
+                $comments = get_comments( array( 'meta_key' => 'key', 'orderby' => array( 'meta_value' ) ) );
+                $this->assertEquals( 2, count( $comments ) );
+                $this->assertEquals( $comment_id2, $comments[0]->comment_ID );
+                $this->assertEquals( $comment_id, $comments[1]->comment_ID );
+
+                $comments = get_comments( array( 'meta_key' => 'key', 'orderby' => array( 'meta_value' ), 'order' => 'ASC' ) );
+                $this->assertEquals( 2, count( $comments ) );
+                $this->assertEquals( $comment_id, $comments[0]->comment_ID );
+                $this->assertEquals( $comment_id2, $comments[1]->comment_ID );
+
+                $comments = get_comments( array( 'meta_value' => 'value3', 'orderby' => array( 'meta_value' ) ) );
+                $this->assertEquals( 2, count( $comments ) );
+                $this->assertEquals( $comment_id, $comments[0]->comment_ID );
+                $this->assertEquals( $comment_id3, $comments[1]->comment_ID );
+
+                // value1 is present on two different keys for $comment_id yet we should get only one instance
+                // of that comment in the results
+                $comments = get_comments( array( 'meta_value' => 'value1', 'orderby' => array( 'meta_value' ) ) );
+                $this->assertEquals( 1, count( $comments ) );
+        }
 }