1// Copyright (c) 2012 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#include "ui/views/view_model.h"
6
7#include "base/strings/string_number_conversions.h"
8#include "testing/gtest/include/gtest/gtest.h"
9#include "ui/views/view.h"
10
11namespace views {
12
13namespace {
14
15// Returns a string containing the x-coordinate of each of the views in |model|.
16std::string BoundsString(const ViewModel& model) {
17  std::string result;
18  for (int i = 0; i < model.view_size(); ++i) {
19    if (i != 0)
20      result += " ";
21    result += base::IntToString(model.ideal_bounds(i).x());
22  }
23  return result;
24}
25
26// Returns a string containing the id of each of the views in |model|.
27std::string ViewIDsString(const ViewModel& model) {
28  std::string result;
29  for (int i = 0; i < model.view_size(); ++i) {
30    if (i != 0)
31      result += " ";
32    result += base::IntToString(model.view_at(i)->id());
33  }
34  return result;
35}
36
37}  // namespace
38
39TEST(ViewModel, BasicAssertions) {
40  View v1;
41  ViewModel model;
42  model.Add(&v1, 0);
43  EXPECT_EQ(1, model.view_size());
44  EXPECT_EQ(&v1, model.view_at(0));
45  gfx::Rect v1_bounds(1, 2, 3, 4);
46  model.set_ideal_bounds(0, v1_bounds);
47  EXPECT_EQ(v1_bounds, model.ideal_bounds(0));
48  EXPECT_EQ(0, model.GetIndexOfView(&v1));
49}
50
51TEST(ViewModel, Move) {
52  View v1, v2, v3;
53  v1.set_id(0);
54  v2.set_id(1);
55  v3.set_id(2);
56  ViewModel model;
57  model.Add(&v1, 0);
58  model.Add(&v2, 1);
59  model.Add(&v3, 2);
60  model.Move(0, 2);
61  EXPECT_EQ("1 2 0", ViewIDsString(model));
62
63  model.Move(2, 0);
64  EXPECT_EQ("0 1 2", ViewIDsString(model));
65}
66
67TEST(ViewModel, MoveViewOnly) {
68  View v1, v2, v3;
69  v1.set_id(0);
70  v2.set_id(1);
71  v3.set_id(2);
72  ViewModel model;
73  model.Add(&v1, 0);
74  model.Add(&v2, 1);
75  model.Add(&v3, 2);
76  model.set_ideal_bounds(0, gfx::Rect(10, 0, 1, 2));
77  model.set_ideal_bounds(1, gfx::Rect(11, 0, 1, 2));
78  model.set_ideal_bounds(2, gfx::Rect(12, 0, 1, 2));
79  model.MoveViewOnly(0, 2);
80  EXPECT_EQ("1 2 0", ViewIDsString(model));
81  EXPECT_EQ("10 11 12", BoundsString(model));
82
83  model.MoveViewOnly(2, 0);
84  EXPECT_EQ("0 1 2", ViewIDsString(model));
85  EXPECT_EQ("10 11 12", BoundsString(model));
86
87  model.MoveViewOnly(0, 1);
88  EXPECT_EQ("1 0 2", ViewIDsString(model));
89  EXPECT_EQ("10 11 12", BoundsString(model));
90
91  model.MoveViewOnly(1, 0);
92  EXPECT_EQ("0 1 2", ViewIDsString(model));
93  EXPECT_EQ("10 11 12", BoundsString(model));
94}
95
96}  // namespace views
97