src/third_party/trace-viewer/trace_viewer/tracing/selection_test.js

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 'use strict';
   6
   7 tvcm.require('tracing.timeline_viewport');
   8 tvcm.require('tracing.test_utils');
   9 tvcm.require('tracing.trace_model');
  10 tvcm.require('tracing.selection');
  11 tvcm.require('tracing.tracks.slice_track');
  12
  13 tvcm.unittest.testSuite('tracing.selection_test', function() {
  14   test('selectionObject', function() {
  15     var model = new tracing.TraceModel();
  16     var p1 = model.getOrCreateProcess(1);
  17     var t1 = p1.getOrCreateThread(1);
  18     t1.sliceGroup.pushSlice(
  19         new tracing.trace_model.ThreadSlice('', 'a', 0, 1, {}, 3));
  20     t1.sliceGroup.pushSlice(
  21         new tracing.trace_model.ThreadSlice('', 'a', 0, 5, {}, 1));
  22
  23     var sel = new tracing.Selection();
  24     sel.push(t1.sliceGroup.slices[0]);
  25
  26     assertEquals(1, sel.bounds.min);
  27     assertEquals(4, sel.bounds.max);
  28     assertEquals(t1.sliceGroup.slices[0], sel[0]);
  29
  30     sel.push(t1.sliceGroup.slices[1]);
  31     assertEquals(1, sel.bounds.min);
  32     assertEquals(6, sel.bounds.max);
  33     assertEquals(t1.sliceGroup.slices[1], sel[1]);
  34
  35     sel.clear();
  36     assertEquals(0, sel.length);
  37   });
  38
  39   test('shiftedSelection', function() {
  40     var model = new tracing.TraceModel();
  41     var p1 = model.getOrCreateProcess(1);
  42     var t1 = p1.getOrCreateThread(1);
  43     t1.sliceGroup.pushSlice(
  44         new tracing.trace_model.ThreadSlice('', 'a', 0, 1, {}, 3));
  45     t1.sliceGroup.pushSlice(
  46         new tracing.trace_model.ThreadSlice('', 'a', 0, 5, {}, 1));
  47
  48     var viewport = new tracing.TimelineViewport();
  49     var track = new tracing.tracks.SliceTrack(viewport);
  50     viewport.modelTrackContainer = track;
  51     track.slices = t1.sliceGroup.slices;
  52
  53     viewport.rebuildEventToTrackMap();
  54
  55
  56     var sel = new tracing.Selection();
  57     sel.push(t1.sliceGroup.slices[0]);
  58
  59     var shifted = sel.getShiftedSelection(track.viewport, 1);
  60     assertEquals(1, shifted.length);
  61     assertEquals(t1.sliceGroup.slices[1], shifted[0]);
  62   });
  63 });