mirror of
https://github.com/weaveworks/scope.git
synced 2026-03-03 02:00:43 +00:00
19 lines
445 B
JavaScript
19 lines
445 B
JavaScript
import expect from 'expect';
|
|
import timer from '../timer-utils';
|
|
|
|
describe('timer', () => {
|
|
it('records how long a function takes to execute', () => {
|
|
const add100k = (number) => {
|
|
for (let i = 0; i < 100000; i += 1) {
|
|
number += 1;
|
|
}
|
|
return number;
|
|
};
|
|
|
|
const timedFn = timer(add100k);
|
|
const result = timedFn(70);
|
|
expect(result).toEqual(100070);
|
|
expect(timedFn.time).toBeA('number');
|
|
});
|
|
});
|