<!DOCTYPE html>
<!--
Copyright (c) 2013 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.
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<link rel="import" href="/base/task.html">
<link rel="import" href="/core/test_utils.html">
<link rel="import" href="/extras/importer/trace_event_importer.html">
<link rel="import" href="/core/timeline_view.html">

<script>
'use strict';

tr.b.unittest.testSuite(function() {
  var newSliceEx = tr.c.test_utils.newSliceEx;

  var Selection = tr.c.Selection;
  var SelectionState = tr.model.SelectionState;

  function newSimpleModel() {
    return tr.c.test_utils.newModel(function(m) {
      m.p1 = m.getOrCreateProcess(1);
      m.t2 = m.p1.getOrCreateThread(2);

      m.sA = m.t2.sliceGroup.pushSlice(
          newSliceEx({title: 'a', start: 0, end: 5}));
      m.sB = m.t2.sliceGroup.pushSlice(
          newSliceEx({title: 'b', start: 10, end: 15}));
      m.sC = m.t2.sliceGroup.pushSlice(
          newSliceEx({title: 'c', start: 20, end: 20}));
    });
  }

  test('brushingStateSimple', function() {
    var m = newSimpleModel();

    var bs = new tr.c.BrushingState();
    bs.selection = new Selection([m.sA]);

    bs.applyToModelSelectionState(m);
    assert.equal(m.sA.selectionState, SelectionState.SELECTED);
    bs.unapplyFromModelSelectionState();
    assert.equal(m.sA.selectionState, SelectionState.NONE);
  });

  test('brushingStateWithSimpleHighlight', function() {
    var m = newSimpleModel();

    var bs = new tr.c.BrushingState();
    bs.selection = new Selection([m.sA]);
    bs.findMatches = new Selection([m.sA, m.sB]);

    bs.applyToModelSelectionState(m);
    assert.equal(m.sA.selectionState, SelectionState.SELECTED);
    assert.equal(m.sB.selectionState, SelectionState.HIGHLIGHTED);
    assert.equal(m.sC.selectionState, SelectionState.DIMMED);
    bs.unapplyFromModelSelectionState();
    assert.equal(m.sA.selectionState, SelectionState.NONE);
    assert.equal(m.sB.selectionState, SelectionState.NONE);
    assert.equal(m.sC.selectionState, SelectionState.NONE);
  });

  test('brushingTransfer', function() {
    var m = newSimpleModel();

    var bs = new tr.c.BrushingState();
    bs.selection = new Selection([m.sA]);

    var bs2 = bs.clone();

    bs.applyToModelSelectionState(m);
    assert.equal(m.sA.selectionState, SelectionState.SELECTED);
    bs.transferModelOwnershipToClone(bs2);
    assert.isFalse(bs.isAppliedToModel);
    assert.isTrue(bs2.isAppliedToModel);

    bs2.unapplyFromModelSelectionState();
    assert.equal(m.sA.selectionState, SelectionState.NONE);
    assert.equal(m.sB.selectionState, SelectionState.NONE);
    assert.equal(m.sC.selectionState, SelectionState.NONE);
  });

  test('equality', function() {
    var m = newSimpleModel();

    var bs = new tr.c.BrushingState();
    bs.selection = new Selection([m.sA]);
    bs.findMatches = new Selection([m.sB]);
    bs.applyToModelSelectionState = new Selection([m.sC]);

    // Clone equality, but with shared refs.
    var bs2 = bs.clone();
    assert.isTrue(bs.equals(bs2));

    // Same value, different refs.
    bs2.selection = new Selection([m.sA]);
    assert.isTrue(bs.equals(bs2));

    // Different actual values.
    bs2.selection = new Selection([m.sB]);
    assert.isFalse(bs.equals(bs2));
  });

});
</script>