Ticket #43689: 43689.test.diff

tests/phpunit/tests/link/getAdjacentPostLink.php

@@ -94 +94 @@
                 $expected = '&laquo; <a href="' . home_url( '?p=' . $this->post_ids[3] ) . '" rel="prev">' . $title . '</a>';
                 $this->assertSame( $expected, $actual );
         }
+
+        /**
+         * @ticket 43689
+         */
+        public function test_get_next_post_link_same_term_custom_taxonomy_cpt() {
+                register_post_type( 'wp_tests_cpt_same_ct', array() );
+                register_taxonomy( 'wp_tests_ct', array( 'wp_tests_cpt_same_ct' ) );
+
+                $p1 = $this->factory->post->create( array(
+                        'post_type'   => 'wp_tests_cpt_same_ct',
+                        'post_date'   => '2018-04-08 01:00:00',
+                        'post_status' => 'publish',
+                ) );
+
+                $p2 = $this->factory->post->create( array(
+                        'post_type'   => 'wp_tests_cpt_same_ct',
+                        'post_date'   => '2018-04-08 02:00:00',
+                        'post_status' => 'publish',
+                ) );
+
+                $p3 = $this->factory->post->create( array(
+                        'post_type'   => 'wp_tests_cpt_same_ct',
+                        'post_date'   => '2018-04-08 03:00:00',
+                        'post_status' => 'publish',
+                ) );
+
+                wp_set_object_terms( $p1, array( 'developer' ), 'wp_tests_ct' );
+                wp_set_object_terms( $p2, array( 'designer' ), 'wp_tests_ct' );
+                wp_set_object_terms( $p3, array( 'developer' ), 'wp_tests_ct' );
+
+                $GLOBALS['post'] = get_post( $p1 );
+
+                $actual = get_next_post_link( '&laquo; %link', '%title', true, array(), 'wp_tests_ct' );
+
+                $title    = get_post( $p3 )->post_title;
+                $expected = '&laquo; <a href="' . get_permalink( $p3 ) . '" rel="next">' . $title . '</a>';
+                $this->assertSame( $expected, $actual );
+        }
 }