'use strict'; // ======================================= // // Utility functions for testing timing // // ======================================= // ------------------------------ // Helper functions // ------------------------------ // Utility function to check that a subset of timing properties have their // default values. function assert_default_timing_except(effect, propertiesToSkip) { const defaults = { delay: 0, endDelay: 0, fill: 'auto', iterationStart: 0, iterations: 1, duration: 'auto', direction: 'normal', easing: 'linear', }; for (const prop of Object.keys(defaults)) { if (propertiesToSkip.includes(prop)) { continue; } assert_equals( effect.getTiming()[prop], defaults[prop], `${prop} parameter has default value:` ); } }