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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | ||
| // for details. All rights reserved. Use of this source code is governed by a | ||
| // BSD-style license that can be found in the LICENSE file. | ||
|
|
||
| // Micro-benchmarks for formatting with Intl. | ||
|
|
||
| import 'package:benchmark_harness/benchmark_harness.dart'; | ||
| import 'package:intl/intl.dart'; | ||
|
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| var DATES = List.generate( | ||
| 100, | ||
| (i) => DateTime.fromMillisecondsSinceEpoch(1417666640631 - i * 1649837618), | ||
| ); | ||
|
|
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| const DATE_FORMATS = ['Hm', 'MMM yyyy', 'MMM dd, yyyy']; | ||
|
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| var NUMBERS = [ | ||
| 12.345, | ||
| 1.2345, | ||
| -12.345, | ||
| 20000000.1, | ||
| -200000001.2, | ||
| ...List.generate(90, (i) => (i - 45) * i * 0.716739 + 0.21), | ||
| ]; | ||
|
|
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| const NUMBER_FORMATS = ['\$#,##0.0', '#%', '#,##0', '#.##%']; | ||
|
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| const LOCALE = 'en_US'; | ||
|
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| var g; | ||
|
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| class Base extends BenchmarkBase { | ||
| Base(name, variant) : super('Intl.$name.format.$variant'); | ||
|
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| var formatters; | ||
| var data; | ||
|
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| @override | ||
| void run() { | ||
| for (var datum in data) { | ||
| for (var formatter in formatters) { | ||
| g = formatter.format(datum); | ||
| } | ||
| } | ||
|
|
||
| // TODO(devoncarew): Duplicated for golem investigation. | ||
| for (var datum in data) { | ||
| for (var formatter in formatters) { | ||
| g = formatter.format(datum); | ||
| } | ||
| } | ||
| // TODO(devoncarew): Duplicated for golem investigation. | ||
| } | ||
| } | ||
|
|
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| class DateBenchmark extends Base { | ||
| DateBenchmark() : super('DateFormat', 'oneshot'); | ||
|
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| @override | ||
| void setup() { | ||
| formatters = DATE_FORMATS.map((s) => DateFormat(s, LOCALE)); | ||
| data = DATES; | ||
| } | ||
| } | ||
|
|
||
| class DateBenchmarkReused extends Base { | ||
| DateBenchmarkReused() : super('DateFormat', 'reused'); | ||
|
|
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| @override | ||
| void setup() { | ||
| formatters = DATE_FORMATS.map((s) => DateFormat(s, LOCALE)).toList(); | ||
| data = DATES; | ||
| } | ||
| } | ||
|
|
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| class NumberBenchmark extends Base { | ||
| NumberBenchmark() : super('NumberFormat', 'oneshot'); | ||
|
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||
| @override | ||
| void setup() { | ||
| formatters = NUMBER_FORMATS.map((s) => NumberFormat(s, LOCALE)); | ||
| data = NUMBERS; | ||
| } | ||
| } | ||
|
|
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| class NumberBenchmarkReused extends Base { | ||
| NumberBenchmarkReused() : super('NumberFormat', 'reused'); | ||
|
|
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| @override | ||
| void setup() { | ||
| formatters = NUMBER_FORMATS.map((s) => NumberFormat(s, LOCALE)).toList(); | ||
| data = NUMBERS; | ||
| } | ||
| } | ||
|
|
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| void main() { | ||
| DateBenchmark().report(); | ||
| DateBenchmarkReused().report(); | ||
| NumberBenchmark().report(); | ||
| NumberBenchmarkReused().report(); | ||
|
|
||
| if (g is! String) throw 'Error'; | ||
| } |
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