src/third_party/trace-viewer/trace_viewer/tracing/find_controller_test.html

   1 <!DOCTYPE html>
   2 <!--
   3 Copyright (c) 2013 The Chromium Authors. All rights reserved.
   4 Use of this source code is governed by a BSD-style license that can be
   5 found in the LICENSE file.
   6 -->
   7
   8 <link rel="import" href="/tracing/find_controller.html">
   9 <link rel="import" href="/tracing/test_utils.html">
  10 <link rel="import" href="/tracing/timeline_track_view.html">
  11
  12 <script>
  13 'use strict';
  14
  15 tvcm.unittest.testSuite(function() {
  16   /*
  17    * Just enough of the Timeline to support the tests below.
  18    */
  19   var FakeTimeline = tvcm.ui.define('div');
  20
  21   FakeTimeline.prototype = {
  22     __proto__: HTMLDivElement.prototype,
  23
  24     decorate: function() {
  25       this.addAllObjectsMatchingFilterToSelectionReturnValue = [];
  26
  27       this.selection = new tracing.Selection();
  28       this.highlight = new tracing.Selection();
  29       this.keyHelp = '<keyHelp>';
  30
  31       // Put some simple UI in for testing purposes.
  32       var noteEl = document.createElement('div');
  33       noteEl.textContent = 'FakeTimeline:';
  34       this.appendChild(noteEl);
  35
  36       this.statusEl_ = document.createElement('div');
  37       this.appendChild(this.statusEl_);
  38       this.refresh_();
  39     },
  40
  41     refresh_: function() {
  42       var status;
  43       if (this.model)
  44         status = 'model=set';
  45       else
  46         status = 'model=undefined';
  47       this.statusEl_.textContent = status;
  48     },
  49
  50     addAllObjectsMatchingFilterToSelection: function(filter, selection) {
  51       var n = this.addAllObjectsMatchingFilterToSelectionReturnValue.length;
  52       for (var i = 0; i < n; i++) {
  53         selection.push(
  54             this.addAllObjectsMatchingFilterToSelectionReturnValue[i]);
  55       }
  56     },
  57
  58     setHighlightAndClearSelection: function(highlight) {
  59       this.highlight = highlight;
  60     }
  61   };
  62
  63   test('findControllerNoTimeline', function() {
  64     var controller = new tracing.FindController();
  65     controller.findNext();
  66     controller.findPrevious();
  67   });
  68
  69   test('findControllerEmptyHit', function() {
  70     var timeline = new FakeTimeline();
  71     var controller = new tracing.FindController();
  72     controller.timeline = timeline;
  73
  74     timeline.selection = new tracing.Selection();
  75     timeline.highlight = new tracing.Selection();
  76     controller.findNext();
  77     assertArrayShallowEquals([], timeline.selection);
  78     assertArrayShallowEquals([], timeline.highlight);
  79     controller.findPrevious();
  80     assertArrayShallowEquals([], timeline.selection);
  81     assertArrayShallowEquals([], timeline.highlight);
  82   });
  83
  84   test('findControllerOneHit', function() {
  85     var timeline = new FakeTimeline();
  86     var controller = new tracing.FindController();
  87     controller.timeline = timeline;
  88
  89     timeline.addAllObjectsMatchingFilterToSelectionReturnValue = [1];
  90     controller.filterText = 'asdf';
  91
  92     assertArrayShallowEquals([], timeline.selection);
  93     assertArrayShallowEquals([1], timeline.highlight);
  94     controller.findNext();
  95     assertArrayShallowEquals([1], timeline.selection);
  96     assertArrayShallowEquals([1], timeline.highlight);
  97     controller.findNext();
  98     assertArrayShallowEquals([1], timeline.selection);
  99     assertArrayShallowEquals([1], timeline.highlight);
 100     controller.findPrevious();
 101     assertArrayShallowEquals([1], timeline.selection);
 102     assertArrayShallowEquals([1], timeline.highlight);
 103   });
 104
 105   test('findControllerMultipleHits', function() {
 106     var timeline = new FakeTimeline();
 107     var controller = new tracing.FindController();
 108     controller.timeline = timeline;
 109
 110     timeline.addAllObjectsMatchingFilterToSelectionReturnValue = [1, 2, 3];
 111     controller.filterText = 'asdf';
 112
 113     // Loop through hits then when we wrap, try moving backward.
 114     assertArrayShallowEquals([], timeline.selection);
 115     assertArrayShallowEquals([1, 2, 3], timeline.highlight);
 116     controller.findNext();
 117     assertArrayShallowEquals([1], timeline.selection);
 118     controller.findNext();
 119     assertArrayShallowEquals([2], timeline.selection);
 120     controller.findNext();
 121     assertArrayShallowEquals([3], timeline.selection);
 122     controller.findNext();
 123     assertArrayShallowEquals([1], timeline.selection);
 124     controller.findPrevious();
 125     assertArrayShallowEquals([3], timeline.selection);
 126     controller.findPrevious();
 127     assertArrayShallowEquals([2], timeline.selection);
 128     assertArrayShallowEquals([1, 2, 3], timeline.highlight);
 129   });
 130
 131   test('findControllerChangeFilterAfterNext', function() {
 132     var timeline = new FakeTimeline();
 133     var controller = new tracing.FindController();
 134     controller.timeline = timeline;
 135
 136     timeline.addAllObjectsMatchingFilterToSelectionReturnValue = [1, 2, 3];
 137     controller.filterText = 'asdf';
 138
 139     // Loop through hits then when we wrap, try moving backward.
 140     controller.findNext();
 141     timeline.addAllObjectsMatchingFilterToSelectionReturnValue = [4];
 142     controller.filterText = 'asdfsf';
 143     controller.findNext();
 144     assertArrayShallowEquals([4], timeline.selection);
 145   });
 146
 147   test('findControllerSelectsAllItemsFirst', function() {
 148     var timeline = new FakeTimeline();
 149     var controller = new tracing.FindController();
 150     controller.timeline = timeline;
 151
 152     timeline.addAllObjectsMatchingFilterToSelectionReturnValue = [1, 2, 3];
 153     controller.filterText = 'asdfsf';
 154     assertArrayShallowEquals([], timeline.selection);
 155     assertArrayShallowEquals([1, 2, 3], timeline.highlight);
 156     controller.findNext();
 157     assertArrayShallowEquals([1], timeline.selection);
 158     controller.findNext();
 159     assertArrayShallowEquals([2], timeline.selection);
 160     assertArrayShallowEquals([1, 2, 3], timeline.highlight);
 161   });
 162
 163   test('findControllerWithRealTimeline', function() {
 164     var model = new tracing.TraceModel();
 165     var p1 = model.getOrCreateProcess(1);
 166     var t1 = p1.getOrCreateThread(1);
 167     t1.sliceGroup.pushSlice(new tracing.trace_model.ThreadSlice(
 168         '', 'a', 0, 1, {}, 3));
 169
 170     var timeline = new tracing.TimelineTrackView();
 171     timeline.model = model;
 172
 173     var controller = new tracing.FindController();
 174     controller.timeline = timeline;
 175
 176     // Test find with no filterText.
 177     controller.findNext();
 178
 179     // Test find with filter txt.
 180     controller.filterText = 'a';
 181     assertArrayEquals([], timeline.selection);
 182     assertArrayEquals(t1.sliceGroup.slices, timeline.highlight);
 183
 184     controller.findNext();
 185     assertEquals(1, timeline.selection.length);
 186     assertEquals(t1.sliceGroup.slices[0], timeline.selection[0]);
 187
 188     controller.filterText = 'xxx';
 189     assertEquals(0, timeline.highlight.length);
 190     assertEquals(0, timeline.selection.length);
 191     controller.findNext();
 192     assertEquals(0, timeline.selection.length);
 193     controller.findNext();
 194     assertEquals(0, timeline.selection.length);
 195   });
 196 });
 197 </script>