| <!DOCTYPE html> |
| <!-- |
| Copyright (c) 2015 The Chromium Authors. All rights reserved. |
| Use of this source code is governed by a BSD-style license that can be |
| found in the LICENSE file. |
| --> |
| <link rel="import" href="/base/units/time.html"> |
| <script> |
| 'use strict'; |
| |
| tr.b.unittest.testSuite(function() { |
| test('Time.ms.format', function() { |
| function local(v) { |
| return v.toLocaleString(undefined, { minimumFractionDigits: 3}) + ' ms'; |
| } |
| |
| var unit = tr.b.units.Time.supportedUnits.ms; |
| assert.equal(unit.format(1), local(1)); |
| assert.equal(unit.format(1.001), local(1.001)); |
| assert.equal(unit.format(1.0005), local(1.001)); |
| assert.equal(unit.format(1.0004), local(1)); |
| assert.equal(unit.format(0.999), local(0.999)); |
| assert.equal(unit.format(0.9995), local(1)); |
| }); |
| |
| test('Time.ns.format', function() { |
| function local(v) { |
| return v.toLocaleString(undefined, { maximumFractionDigits: 0}) + ' ns'; |
| } |
| |
| var unit = tr.b.units.Time.supportedUnits.ns; |
| assert.equal(unit.format(1), local(1000000)); |
| assert.equal(unit.format(0.001), local(1000)); |
| assert.equal(unit.format(0.000001), local(1)); |
| assert.equal(unit.format(0.0000005), local(1)); |
| assert.equal(unit.format(0.0000004), local(0)); |
| assert.equal(unit.format(0.0000015), local(2)); |
| }); |
| |
| test('Time.display-unit-changed', function() { |
| var Time = tr.b.units.Time; |
| |
| var listenerWasCalled = false; |
| function listener(e) { |
| listenerWasCalled = true; |
| } |
| |
| try { |
| Time.currentDisplayUnit = Time.supportedUnits.ms; |
| Time.addEventListener('display-unit-changed', listener); |
| |
| listenerWasCalled = false; |
| Time.currentDisplayUnit = Time.supportedUnits.ns; |
| assert.isTrue(listenerWasCalled); |
| assert.equal(Time.currentDisplayUnit, Time.supportedUnits.ns); |
| } finally { |
| Time.removeEventListener('display-unit-changed', listener); |
| Time.reset(); |
| } |
| }); |
| }); |
| </script> |
