components/view_manager/test_change_tracker.cc

   1 // Copyright 2014 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 "components/view_manager/test_change_tracker.h"
   6
   7 #include "base/strings/string_util.h"
   8 #include "base/strings/stringprintf.h"
   9 #include "components/view_manager/public/cpp/util.h"
  10 #include "mojo/common/common_type_converters.h"
  11
  12 using mojo::Array;
  13 using mojo::Id;
  14 using mojo::ViewDataPtr;
  15 using mojo::String;
  16
  17 namespace view_manager {
  18
  19 std::string ViewIdToString(Id id) {
  20   return (id == 0) ? "null" : base::StringPrintf("%d,%d", mojo::HiWord(id),
  21                                                  mojo::LoWord(id));
  22 }
  23
  24 namespace {
  25
  26 std::string RectToString(const mojo::Rect& rect) {
  27   return base::StringPrintf("%d,%d %dx%d", rect.x, rect.y, rect.width,
  28                             rect.height);
  29 }
  30
  31 std::string DirectionToString(mojo::OrderDirection direction) {
  32   return direction == mojo::ORDER_DIRECTION_ABOVE ? "above" : "below";
  33 }
  34
  35 std::string ChangeToDescription1(const Change& change) {
  36   switch (change.type) {
  37     case CHANGE_TYPE_EMBED:
  38       return "OnEmbed";
  39
  40     case CHANGE_TYPE_EMBEDDED_APP_DISCONNECTED:
  41       return base::StringPrintf("OnEmbeddedAppDisconnected view=%s",
  42                                 ViewIdToString(change.view_id).c_str());
  43
  44     case CHANGE_TYPE_EMBED_FOR_DESCENDANT:
  45       return base::StringPrintf("OnEmbedForDescendant view=%s",
  46                                 ViewIdToString(change.view_id).c_str());
  47
  48     case CHANGE_TYPE_NODE_BOUNDS_CHANGED:
  49       return base::StringPrintf(
  50           "BoundsChanged view=%s old_bounds=%s new_bounds=%s",
  51           ViewIdToString(change.view_id).c_str(),
  52           RectToString(change.bounds).c_str(),
  53           RectToString(change.bounds2).c_str());
  54
  55     case CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED:
  56       // TODO(sky): Not implemented.
  57       return "ViewportMetricsChanged";
  58
  59     case CHANGE_TYPE_NODE_HIERARCHY_CHANGED:
  60       return base::StringPrintf(
  61           "HierarchyChanged view=%s new_parent=%s old_parent=%s",
  62           ViewIdToString(change.view_id).c_str(),
  63           ViewIdToString(change.view_id2).c_str(),
  64           ViewIdToString(change.view_id3).c_str());
  65
  66     case CHANGE_TYPE_NODE_REORDERED:
  67       return base::StringPrintf("Reordered view=%s relative=%s direction=%s",
  68                                 ViewIdToString(change.view_id).c_str(),
  69                                 ViewIdToString(change.view_id2).c_str(),
  70                                 DirectionToString(change.direction).c_str());
  71
  72     case CHANGE_TYPE_NODE_DELETED:
  73       return base::StringPrintf("ViewDeleted view=%s",
  74                                 ViewIdToString(change.view_id).c_str());
  75
  76     case CHANGE_TYPE_NODE_VISIBILITY_CHANGED:
  77       return base::StringPrintf("VisibilityChanged view=%s visible=%s",
  78                                 ViewIdToString(change.view_id).c_str(),
  79                                 change.bool_value ? "true" : "false");
  80
  81     case CHANGE_TYPE_NODE_DRAWN_STATE_CHANGED:
  82       return base::StringPrintf("DrawnStateChanged view=%s drawn=%s",
  83                                 ViewIdToString(change.view_id).c_str(),
  84                                 change.bool_value ? "true" : "false");
  85
  86     case CHANGE_TYPE_INPUT_EVENT:
  87       return base::StringPrintf("InputEvent view=%s event_action=%d",
  88                                 ViewIdToString(change.view_id).c_str(),
  89                                 change.event_action);
  90
  91     case CHANGE_TYPE_PROPERTY_CHANGED:
  92       return base::StringPrintf("PropertyChanged view=%s key=%s value=%s",
  93                                 ViewIdToString(change.view_id).c_str(),
  94                                 change.property_key.c_str(),
  95                                 change.property_value.c_str());
  96
  97     case CHANGE_TYPE_DELEGATE_EMBED:
  98       return base::StringPrintf("DelegateEmbed url=%s",
  99                                 change.embed_url.data());
 100
 101     case CHANGE_TYPE_FOCUSED:
 102       return base::StringPrintf("Focused id=%s",
 103                                 ViewIdToString(change.view_id).c_str());
 104   }
 105   return std::string();
 106 }
 107
 108 }  // namespace
 109
 110 std::vector<std::string> ChangesToDescription1(
 111     const std::vector<Change>& changes) {
 112   std::vector<std::string> strings(changes.size());
 113   for (size_t i = 0; i < changes.size(); ++i)
 114     strings[i] = ChangeToDescription1(changes[i]);
 115   return strings;
 116 }
 117
 118 std::string SingleChangeToDescription(const std::vector<Change>& changes) {
 119   if (changes.size() != 1u)
 120     return std::string();
 121   return ChangeToDescription1(changes[0]);
 122 }
 123
 124 std::string SingleViewDescription(const std::vector<TestView>& views) {
 125   if (views.size() != 1u)
 126     return "more than one changes and expected only one";
 127   return views[0].ToString();
 128 }
 129
 130 std::string ChangeViewDescription(const std::vector<Change>& changes) {
 131   if (changes.size() != 1)
 132     return std::string();
 133   std::vector<std::string> view_strings(changes[0].views.size());
 134   for (size_t i = 0; i < changes[0].views.size(); ++i)
 135     view_strings[i] = "[" + changes[0].views[i].ToString() + "]";
 136   return JoinString(view_strings, ',');
 137 }
 138
 139 TestView ViewDataToTestView(const ViewDataPtr& data) {
 140   TestView view;
 141   view.parent_id = data->parent_id;
 142   view.view_id = data->view_id;
 143   view.visible = data->visible;
 144   view.drawn = data->drawn;
 145   view.properties =
 146       data->properties.To<std::map<std::string, std::vector<uint8_t>>>();
 147   return view;
 148 }
 149
 150 void ViewDatasToTestViews(const Array<ViewDataPtr>& data,
 151                           std::vector<TestView>* test_views) {
 152   for (size_t i = 0; i < data.size(); ++i)
 153     test_views->push_back(ViewDataToTestView(data[i]));
 154 }
 155
 156 Change::Change()
 157     : type(CHANGE_TYPE_EMBED),
 158       connection_id(0),
 159       view_id(0),
 160       view_id2(0),
 161       view_id3(0),
 162       event_action(0),
 163       direction(mojo::ORDER_DIRECTION_ABOVE),
 164       bool_value(false) {
 165 }
 166
 167 Change::~Change() {
 168 }
 169
 170 TestChangeTracker::TestChangeTracker()
 171     : delegate_(NULL) {
 172 }
 173
 174 TestChangeTracker::~TestChangeTracker() {
 175 }
 176
 177 void TestChangeTracker::OnEmbed(mojo::ConnectionSpecificId connection_id,
 178                                 ViewDataPtr root) {
 179   Change change;
 180   change.type = CHANGE_TYPE_EMBED;
 181   change.connection_id = connection_id;
 182   change.views.push_back(ViewDataToTestView(root));
 183   AddChange(change);
 184 }
 185
 186 void TestChangeTracker::OnEmbedForDescendant(mojo::Id view_id) {
 187   Change change;
 188   change.type = CHANGE_TYPE_EMBED_FOR_DESCENDANT;
 189   change.view_id = view_id;
 190   AddChange(change);
 191 }
 192
 193 void TestChangeTracker::OnEmbeddedAppDisconnected(Id view_id) {
 194   Change change;
 195   change.type = CHANGE_TYPE_EMBEDDED_APP_DISCONNECTED;
 196   change.view_id = view_id;
 197   AddChange(change);
 198 }
 199
 200 void TestChangeTracker::OnViewBoundsChanged(Id view_id,
 201                                             mojo::RectPtr old_bounds,
 202                                             mojo::RectPtr new_bounds) {
 203   Change change;
 204   change.type = CHANGE_TYPE_NODE_BOUNDS_CHANGED;
 205   change.view_id = view_id;
 206   change.bounds.x = old_bounds->x;
 207   change.bounds.y = old_bounds->y;
 208   change.bounds.width = old_bounds->width;
 209   change.bounds.height = old_bounds->height;
 210   change.bounds2.x = new_bounds->x;
 211   change.bounds2.y = new_bounds->y;
 212   change.bounds2.width = new_bounds->width;
 213   change.bounds2.height = new_bounds->height;
 214   AddChange(change);
 215 }
 216
 217 void TestChangeTracker::OnViewViewportMetricsChanged(
 218     mojo::ViewportMetricsPtr old_metrics,
 219     mojo::ViewportMetricsPtr new_metrics) {
 220   Change change;
 221   change.type = CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED;
 222   // NOT IMPLEMENTED
 223   AddChange(change);
 224 }
 225
 226 void TestChangeTracker::OnViewHierarchyChanged(Id view_id,
 227                                                Id new_parent_id,
 228                                                Id old_parent_id,
 229                                                Array<ViewDataPtr> views) {
 230   Change change;
 231   change.type = CHANGE_TYPE_NODE_HIERARCHY_CHANGED;
 232   change.view_id = view_id;
 233   change.view_id2 = new_parent_id;
 234   change.view_id3 = old_parent_id;
 235   ViewDatasToTestViews(views, &change.views);
 236   AddChange(change);
 237 }
 238
 239 void TestChangeTracker::OnViewReordered(Id view_id,
 240                                         Id relative_view_id,
 241                                         mojo::OrderDirection direction) {
 242   Change change;
 243   change.type = CHANGE_TYPE_NODE_REORDERED;
 244   change.view_id = view_id;
 245   change.view_id2 = relative_view_id;
 246   change.direction = direction;
 247   AddChange(change);
 248 }
 249
 250 void TestChangeTracker::OnViewDeleted(Id view_id) {
 251   Change change;
 252   change.type = CHANGE_TYPE_NODE_DELETED;
 253   change.view_id = view_id;
 254   AddChange(change);
 255 }
 256
 257 void TestChangeTracker::OnViewVisibilityChanged(Id view_id, bool visible) {
 258   Change change;
 259   change.type = CHANGE_TYPE_NODE_VISIBILITY_CHANGED;
 260   change.view_id = view_id;
 261   change.bool_value = visible;
 262   AddChange(change);
 263 }
 264
 265 void TestChangeTracker::OnViewDrawnStateChanged(Id view_id, bool drawn) {
 266   Change change;
 267   change.type = CHANGE_TYPE_NODE_DRAWN_STATE_CHANGED;
 268   change.view_id = view_id;
 269   change.bool_value = drawn;
 270   AddChange(change);
 271 }
 272
 273 void TestChangeTracker::OnViewInputEvent(Id view_id, mojo::EventPtr event) {
 274   Change change;
 275   change.type = CHANGE_TYPE_INPUT_EVENT;
 276   change.view_id = view_id;
 277   change.event_action = event->action;
 278   AddChange(change);
 279 }
 280
 281 void TestChangeTracker::OnViewSharedPropertyChanged(Id view_id,
 282                                                     String name,
 283                                                     Array<uint8_t> data) {
 284   Change change;
 285   change.type = CHANGE_TYPE_PROPERTY_CHANGED;
 286   change.view_id = view_id;
 287   change.property_key = name;
 288   if (data.is_null())
 289     change.property_value = "NULL";
 290   else
 291     change.property_value = data.To<std::string>();
 292   AddChange(change);
 293 }
 294
 295 void TestChangeTracker::OnViewFocused(mojo::Id view_id) {
 296   Change change;
 297   change.type = CHANGE_TYPE_FOCUSED;
 298   change.view_id = view_id;
 299   AddChange(change);
 300 }
 301
 302 void TestChangeTracker::DelegateEmbed(const String& url) {
 303   Change change;
 304   change.type = CHANGE_TYPE_DELEGATE_EMBED;
 305   change.embed_url = url;
 306   AddChange(change);
 307 }
 308
 309 void TestChangeTracker::AddChange(const Change& change) {
 310   changes_.push_back(change);
 311   if (delegate_)
 312     delegate_->OnChangeAdded();
 313 }
 314
 315 TestView::TestView() {}
 316
 317 TestView::~TestView() {}
 318
 319 std::string TestView::ToString() const {
 320   return base::StringPrintf("view=%s parent=%s",
 321                             ViewIdToString(view_id).c_str(),
 322                             ViewIdToString(parent_id).c_str());
 323 }
 324
 325 std::string TestView::ToString2() const {
 326   return base::StringPrintf("view=%s parent=%s visible=%s drawn=%s",
 327                             ViewIdToString(view_id).c_str(),
 328                             ViewIdToString(parent_id).c_str(),
 329                             visible ? "true" : "false",
 330                             drawn ? "true" : "false");
 331 }
 332
 333 }  // namespace view_manager