Ticket #29589: 29589.unit-tests.diff

tests/phpunit/tests/taxonomy.php

@@ -296 +296 @@
                 $term20 = $this->factory->tag->create( array( 'name' => 'A--' ) );
                 $this->assertFalse( is_wp_error( $term20 ) );
         }
+
+        function test_term_exists_that_sanitizes_to_empty() {   
+                wp_insert_term( '//', 'category' );
+                $this->assertTrue( term_exists( '//' ) );
+                $this->assertTrue( term_exists( '//', 'category' ) );
+        }
+
+        /**
+         * Unfinished at the moment, but you should be able to see where it's going.
+         * Currently, first iteration works, second iteration breaks, due to
+         *  failure of test_term_exists_that_sanitizes_to_empty
+         */
+        function test_insert_terms_that_sanitize_to_empty() {
+                $post_one = $this->factory->post->create_and_get();
+                $post_two = $this->factory->post->create_and_get();
+
+                $this->assertEquals( 0, term_exists( '>>' ) );
+                $this->assertEquals( 0, term_exists( '//' ) );
+
+                $terms = wp_set_object_terms( $post_one->ID, array( '>>', '//' ), 'category' );
+
+                $this->assertEquals( 2, sizeof( $terms ) );
+                $this->assertEquals( $terms, array_map( 'intval', $terms ) );
+                $this->assertNotEquals( 0, term_exists( '>>' ), "term_exists( '>>' ) has not found existence of the queried term." );
+                $this->assertNotEquals( 0, term_exists( '//' ), "term_exists( '//' ) has not found existence of the queried term." );
+
+                $terms = wp_set_object_terms( $post_two->ID, array( '>>', '//' ), 'category' );
+
+                $this->assertEquals( 2, sizeof( $terms ) );
+                $this->assertEquals( $terms, array_map( 'intval', $terms ) );
+                $this->assertNotEquals( 0, term_exists( '>>' ), "term_exists( '>>' ) has not found existence of the queried term." );
+                $this->assertNotEquals( 0, term_exists( '//' ), "term_exists( '//' ) has not found existence of the queried term." );
+        }
 }