"use strict"; // https://console.spec.whatwg/org/#counting // https://console.spec.whatwg/org/#timing const methods = ['count', 'countReset', 'time', 'timeLog', 'timeEnd']; for (const method of methods) { test(() => { let labelToStringCalled = false; console[method]({ toString() { labelToStringCalled = true; } }); assert_true(labelToStringCalled, `${method}() must call toString() on label when label is an object`); }, `console.${method}()'s label gets converted to string via label.toString() when label is an object`); test(() => { assert_throws({name: 'Error'}, () => { console[method]({ toString() { throw new Error('conversion error'); } }); }, `${method} must re-throw any exceptions thrown by label.toString() conversion`); }, `console.${method}() throws exceptions generated by erroneous label.toString() conversion`); }