Update charted to 0.4.8 and roll

packages/observe/benchmark/index.dart

-// Copyright (c) 2013, 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.
-library observe.test.benchmark.index;
-
-import 'dart:async';
-import 'dart:html';
-import 'package:benchmark_harness/benchmark_harness.dart';
-import 'package:chart/chart.dart';
-import 'package:observe/mirrors_used.dart'; // Makes output smaller.
-import 'package:smoke/mirrors.dart';
-import 'object_benchmark.dart';
-import 'setup_object_benchmark.dart';
-import 'observable_list_benchmark.dart';
-import 'setup_observable_list_benchmark.dart';
-import 'path_benchmark.dart';
-import 'setup_path_benchmark.dart';
-
-/// Benchmark names to factory functions.
-typedef BenchmarkBase BenchmarkFactory(
-    int objectCount, int mutationCount, String config);
-final Map<String, BenchmarkFactory> benchmarkFactories = {
-  'ObjectBenchmark': (int o, int m, String c) => new ObjectBenchmark(o, m, c),
-  'SetupObjectBenchmark':
-      (int o, int m, String c) => new SetupObjectBenchmark(o, c),
-  'ObservableListBenchmark':
-      (int o, int m, String c) => new ObservableListBenchmark(o, m, c),
-  'SetupObservableListBenchmark':
-      (int o, int m, String c) => new SetupObservableListBenchmark(o, c),
-  'PathBenchmark': (int o, int m, String c) => new PathBenchmark(o, m, c),
-  'SetupPathBenchmark':
-      (int o, int m, String c) => new SetupPathBenchmark(o, c),
-};
-
-/// Benchmark names to possible configs.
-final Map<String, List<String>> benchmarkConfigs = {
-  'ObjectBenchmark': [],
-  'SetupObjectBenchmark': [],
-  'ObservableListBenchmark': ['splice', 'update', 'push/pop', 'shift/unshift'],
-  'SetupObservableListBenchmark': [],
-  'PathBenchmark': ['leaf', 'root'],
-  'SetupPathBenchmark': [],
-};
-
-Iterable<int> objectCounts;
-Iterable<int> mutationCounts;
-
-final ButtonElement goButton = querySelector('#go');
-final InputElement objectCountInput = querySelector('#objectCountInput');
-final InputElement mutationCountInput = querySelector('#mutationCountInput');
-final SpanElement mutationCountWrapper = querySelector('#mutationCountWrapper');
-final SpanElement statusSpan = querySelector('#status');
-final DivElement canvasWrapper = querySelector('#canvasWrapper');
-final SelectElement benchmarkSelect = querySelector('#benchmarkSelect');
-final SelectElement configSelect = querySelector('#configSelect');
-final UListElement legendList = querySelector('#legendList');
-final List<List<String>> colors = [
-  [0, 0, 255],
-  [138, 43, 226],
-  [165, 42, 42],
-  [100, 149, 237],
-  [220, 20, 60],
-  [184, 134, 11]
-].map((rgb) => 'rgba(' + rgb.join(',') + ',.7)').toList();
-
-main() {
-  // TODO(jakemac): Use a transformer to generate the smoke config so we can see
-  // how that affects the benchmark.
-  useMirrors();
-
-  benchmarkSelect.onChange.listen((_) => changeBenchmark());
-  changeBenchmark();
-
-  goButton.onClick.listen((_) async {
-    canvasWrapper.children.clear();
-    goButton.disabled = true;
-    goButton.text = 'Running...';
-    legendList.text = '';
-    objectCounts =
-        objectCountInput.value.split(',').map((val) => int.parse(val));
-
-    if (benchmarkSelect.value.startsWith('Setup')) {
-      mutationCounts = [0];
-    } else {
-      mutationCounts =
-          mutationCountInput.value.split(',').map((val) => int.parse(val));
-    }
-
-    var i = 0;
-    mutationCounts.forEach((count) {
-      var li = document.createElement('li');
-      li.text = '$count mutations.';
-      li.style.color = colors[i % colors.length];
-      legendList.append(li);
-      i++;
-    });
-
-    var results = [];
-    for (int objectCount in objectCounts) {
-      int x = 0;
-      for (int mutationCount in mutationCounts) {
-        statusSpan.text =
-            'Testing: $objectCount objects with $mutationCount mutations';
-        // Let the status text render before running the next benchmark.
-        await new Future(() {});
-        var factory = benchmarkFactories[benchmarkSelect.value];
-        var benchmark = factory(objectCount, mutationCount, configSelect.value);
-        // Divide by 10 because benchmark_harness returns the amount of time it
-        // took to run 10 times, not once :(.
-        var resultMicros = benchmark.measure() / 10;
-
-        if (results.length <= x) results.add([]);
-        results[x].add(resultMicros / 1000);
-        x++;
-      }
-    }
-
-    drawBenchmarks(results);
-  });
-}
-
-void drawBenchmarks(List<List<double>> results) {
-  var datasets = [];
-  for (int i = 0; i < results.length; i++) {
-    datasets.add({
-      'fillColor': 'rgba(255, 255, 255, 0)',
-      'strokeColor': colors[i % colors.length],
-      'pointColor': colors[i % colors.length],
-      'pointStrokeColor': "#fff",
-      'data': results[i],
-    });
-  }
-  var data = {
-    'labels': objectCounts.map((c) => '$c').toList(),
-    'datasets': datasets,
-  };
-
-  new Line(data, {'bezierCurve': false,}).show(canvasWrapper);
-  goButton.disabled = false;
-  goButton.text = 'Run Benchmarks';
-  statusSpan.text = '';
-}
-
-void changeBenchmark() {
-  var configs = benchmarkConfigs[benchmarkSelect.value];
-  configSelect.text = '';
-  configs.forEach((config) {
-    var option = document.createElement('option');
-    option.text = config;
-    configSelect.append(option);
-  });
-
-  document.title = benchmarkSelect.value;
-
-  // Don't show the configSelect if there are no configs.
-  if (configs.isEmpty) {
-    configSelect.style.display = 'none';
-  } else {
-    configSelect.style.display = 'inline';
-  }
-
-  // Don't show the mutation counts box if running a Setup* benchmark.
-  if (benchmarkSelect.value.startsWith('Setup')) {
-    mutationCountWrapper.style.display = 'none';
-  } else {
-    mutationCountWrapper.style.display = 'inline';
-  }
-}