/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import { NumberFormatter, createDurationFormatter } from '@superset-ui/core';

describe('createDurationFormatter()', () => {
  it('creates an instance of NumberFormatter', () => {
    const formatter = createDurationFormatter();
    expect(formatter).toBeInstanceOf(NumberFormatter);
  });
  it('format milliseconds in human readable format with default options', () => {
    const formatter = createDurationFormatter();
    expect(formatter(0)).toBe('0ms');
    expect(formatter(1000)).toBe('1s');
    expect(formatter(1337)).toBe('1.3s');
    expect(formatter(10500)).toBe('10.5s');
    expect(formatter(60 * 1000)).toBe('1m');
    expect(formatter(90 * 1000)).toBe('1m 30s');
  });
  it('format seconds in human readable format with default options', () => {
    const formatter = createDurationFormatter({ multiplier: 1000 });
    expect(formatter(0.5)).toBe('500ms');
    expect(formatter(1)).toBe('1s');
    expect(formatter(30)).toBe('30s');
    expect(formatter(60)).toBe('1m');
    expect(formatter(90)).toBe('1m 30s');
  });
  it('format milliseconds in human readable format with additional pretty-ms options', () => {
    const colonNotationFormatter = createDurationFormatter({
      colonNotation: true,
    });
    expect(colonNotationFormatter(10500)).toBe('0:10.5');
    const zeroDecimalFormatter = createDurationFormatter({
      secondsDecimalDigits: 0,
    });
    expect(zeroDecimalFormatter(10500)).toBe('10s');
    const subMillisecondFormatter = createDurationFormatter({
      formatSubMilliseconds: true,
    });
    expect(subMillisecondFormatter(100.40008)).toBe('100ms 400µs 80ns');
  });
});