Enforce the default permalink style in testing

Author: jkmassel

tests/wp-includes/rest-api/auth/class-test-wp-rest-key-pair.php

@@ -69,6 +69,9 @@ public function setUp() {
 
 		$this->user_id = $this->factory->user->create( $user_data );
 		$this->user    = get_user_by( 'id', $this->user_id );
+
+		// Enforce the expected permalink style
+		add_filter( 'default_option_permalink_structure', [ $this, 'defaultPermalinkStyle' ], 10, 0 );
 	}
 
 	/**
@@ -82,6 +85,7 @@ public function tearDown() {
 		$this->user_id  = null;
 		$this->user     = null;
 		unset( $GLOBALS['wp_rest_server'] );
+		remove_filter( 'default_option_permalink_structure', [ $this, 'defaultPermalinkStyle' ], 10 );
 		parent::tearDown();
 	}
 
@@ -110,6 +114,10 @@ public function test_get_rest_uri() {
 		$this->assertEquals( '/wp-json/wp/v2/key-pair', WP_REST_Key_Pair::get_rest_uri() );
 	}
 
+	public function defaultPermalinkStyle() {
+		return '/%postname%/';
+	}
+
 	/**
 	 * Test register_routes().
 	 *