| <!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. |
| --> |
| |
| <link rel="import" href="/tracing/core/test_utils.html"> |
| <link rel="import" href="/tracing/model/object_instance.html"> |
| |
| <script> |
| 'use strict'; |
| |
| tr.b.unittest.testSuite(function() { |
| test('getSnapshotAtWithImplicitCreation', function() { |
| var instance = new tr.model.ObjectInstance( |
| {}, '0x1000', 'cat', 'n', 10); |
| var s10 = instance.addSnapshot(10, 'a'); |
| instance.addSnapshot(40, 'b'); |
| instance.wasDeleted(60); |
| |
| var s1 = instance.getSnapshotAt(1); |
| assert.equal(s1, s10); |
| |
| var s10 = instance.getSnapshotAt(10); |
| assert.equal(s10.args, 'a'); |
| assert.equal(instance.getSnapshotAt(15), s10); |
| |
| var s40 = instance.getSnapshotAt(40); |
| assert.equal(s40.args, 'b'); |
| assert.equal(instance.getSnapshotAt(50), s40); |
| assert.equal(instance.getSnapshotAt(59.9), s40); |
| }); |
| |
| test('getSnapshotAtWithExplicitCreation', function() { |
| var instance = new tr.model.ObjectInstance( |
| {}, '0x1000', 'cat', 'n', 10); |
| instance.creationTsWasExplicit = true; |
| instance.addSnapshot(10, 'a'); |
| instance.wasDeleted(60); |
| |
| assert.throws(function() { |
| instance.getSnapshotAt(1); |
| }); |
| |
| var s10 = instance.getSnapshotAt(10); |
| assert.equal(s10.args, 'a'); |
| assert.equal(instance.getSnapshotAt(15), s10); |
| }); |
| |
| test('getSnapshotBeforeFirstSnapshot', function() { |
| var instance = new tr.model.ObjectInstance( |
| {}, '0x1000', 'cat', 'n', 10); |
| var s15 = instance.addSnapshot(15, 'a'); |
| instance.wasDeleted(40); |
| |
| assert.equal(instance.getSnapshotAt(10), s15); |
| }); |
| |
| test('getSnapshotAfterLastSnapshot', function() { |
| var instance = new tr.model.ObjectInstance( |
| {}, '0x1000', 'cat', 'n', 10); |
| var s15 = instance.addSnapshot(15, 'a'); |
| instance.wasDeleted(40); |
| |
| assert.equal(instance.getSnapshotAt(20), s15); |
| }); |
| }); |
| </script> |
| |
