1/* 2 * Copyright (C) 2024 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17import {TimeDuration} from './time_duration'; 18import {TIME_UNIT_TO_NANO} from './time_units'; 19 20describe('TimeDuration', () => { 21 const MILLISECOND = BigInt(TIME_UNIT_TO_NANO.ms); 22 const SECOND = BigInt(TIME_UNIT_TO_NANO.s); 23 const MINUTE = BigInt(TIME_UNIT_TO_NANO.m); 24 25 it('formats to nearest ms, using locale format for number', () => { 26 const expected0 = makeExpectedString(0); 27 expect(new TimeDuration(0n).format()).toEqual(expected0); 28 expect(new TimeDuration(1000n).format()).toEqual(expected0); 29 expect(new TimeDuration(10n * MILLISECOND).format()).toEqual( 30 makeExpectedString(10), 31 ); 32 33 const expected1000 = makeExpectedString(1000); 34 expect(new TimeDuration(SECOND - 1n).format()).toEqual(expected1000); 35 expect(new TimeDuration(SECOND).format()).toEqual(expected1000); 36 expect(new TimeDuration(SECOND + MILLISECOND).format()).toEqual( 37 makeExpectedString(1001), 38 ); 39 40 const expected60000 = makeExpectedString(60000); 41 expect(new TimeDuration(MINUTE - 1n).format()).toEqual(expected60000); 42 expect(new TimeDuration(MINUTE).format()).toEqual(expected60000); 43 44 const expected61001 = makeExpectedString(61001); 45 expect(new TimeDuration(MINUTE + SECOND + MILLISECOND).format()).toEqual( 46 expected61001, 47 ); 48 expect( 49 new TimeDuration(MINUTE + SECOND + MILLISECOND + 1n).format(), 50 ).toEqual(expected61001); 51 }); 52 53 function makeExpectedString(value: number) { 54 return BigInt(value).toLocaleString() + ' ms'; 55 } 56}); 57