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 base::StringPrintf("OnEmbed creator=%s",
  39                                 change.creator_url.data());
  40
  41     case CHANGE_TYPE_EMBEDDED_APP_DISCONNECTED:
  42       return base::StringPrintf("OnEmbeddedAppDisconnected view=%s",
  43                                 ViewIdToString(change.view_id).c_str());
  44
  45     case CHANGE_TYPE_WILL_EMBED:
  46       return base::StringPrintf("OnWillEmbed view=%s",
  47                                 ViewIdToString(change.view_id).c_str());
  48
  49     case CHANGE_TYPE_NODE_BOUNDS_CHANGED:
  50       return base::StringPrintf(
  51           "BoundsChanged view=%s old_bounds=%s new_bounds=%s",
  52           ViewIdToString(change.view_id).c_str(),
  53           RectToString(change.bounds).c_str(),
  54           RectToString(change.bounds2).c_str());
  55
  56     case CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED:
  57       // TODO(sky): Not implemented.
  58       return "ViewportMetricsChanged";
  59
  60     case CHANGE_TYPE_NODE_HIERARCHY_CHANGED:
  61       return base::StringPrintf(
  62           "HierarchyChanged view=%s new_parent=%s old_parent=%s",
  63           ViewIdToString(change.view_id).c_str(),
  64           ViewIdToString(change.view_id2).c_str(),
  65           ViewIdToString(change.view_id3).c_str());
  66
  67     case CHANGE_TYPE_NODE_REORDERED:
  68       return base::StringPrintf("Reordered view=%s relative=%s direction=%s",
  69                                 ViewIdToString(change.view_id).c_str(),
  70                                 ViewIdToString(change.view_id2).c_str(),
  71                                 DirectionToString(change.direction).c_str());
  72
  73     case CHANGE_TYPE_NODE_DELETED:
  74       return base::StringPrintf("ViewDeleted view=%s",
  75                                 ViewIdToString(change.view_id).c_str());
  76
  77     case CHANGE_TYPE_NODE_VISIBILITY_CHANGED:
  78       return base::StringPrintf("VisibilityChanged view=%s visible=%s",
  79                                 ViewIdToString(change.view_id).c_str(),
  80                                 change.bool_value ? "true" : "false");
  81
  82     case CHANGE_TYPE_NODE_DRAWN_STATE_CHANGED:
  83       return base::StringPrintf("DrawnStateChanged view=%s drawn=%s",
  84                                 ViewIdToString(change.view_id).c_str(),
  85                                 change.bool_value ? "true" : "false");
  86
  87     case CHANGE_TYPE_INPUT_EVENT:
  88       return base::StringPrintf("InputEvent view=%s event_action=%d",
  89                                 ViewIdToString(change.view_id).c_str(),
  90                                 change.event_action);
  91
  92     case CHANGE_TYPE_PROPERTY_CHANGED:
  93       return base::StringPrintf("PropertyChanged view=%s key=%s value=%s",
  94                                 ViewIdToString(change.view_id).c_str(),
  95                                 change.property_key.c_str(),
  96                                 change.property_value.c_str());
  97
  98     case CHANGE_TYPE_DELEGATE_EMBED:
  99       return base::StringPrintf("DelegateEmbed url=%s",
 100                                 change.embed_url.data());
 101
 102     case CHANGE_TYPE_FOCUSED:
 103       return base::StringPrintf("Focused id=%s",
 104                                 ViewIdToString(change.view_id).c_str());
 105   }
 106   return std::string();
 107 }
 108
 109 }  // namespace
 110
 111 std::vector<std::string> ChangesToDescription1(
 112     const std::vector<Change>& changes) {
 113   std::vector<std::string> strings(changes.size());
 114   for (size_t i = 0; i < changes.size(); ++i)
 115     strings[i] = ChangeToDescription1(changes[i]);
 116   return strings;
 117 }
 118
 119 std::string SingleChangeToDescription(const std::vector<Change>& changes) {
 120   if (changes.size() != 1u)
 121     return std::string();
 122   return ChangeToDescription1(changes[0]);
 123 }
 124
 125 std::string SingleViewDescription(const std::vector<TestView>& views) {
 126   if (views.size() != 1u)
 127     return "more than one changes and expected only one";
 128   return views[0].ToString();
 129 }
 130
 131 std::string ChangeViewDescription(const std::vector<Change>& changes) {
 132   if (changes.size() != 1)
 133     return std::string();
 134   std::vector<std::string> view_strings(changes[0].views.size());
 135   for (size_t i = 0; i < changes[0].views.size(); ++i)
 136     view_strings[i] = "[" + changes[0].views[i].ToString() + "]";
 137   return JoinString(view_strings, ',');
 138 }
 139
 140 TestView ViewDataToTestView(const ViewDataPtr& data) {
 141   TestView view;
 142   view.parent_id = data->parent_id;
 143   view.view_id = data->view_id;
 144   view.visible = data->visible;
 145   view.drawn = data->drawn;
 146   view.properties =
 147       data->properties.To<std::map<std::string, std::vector<uint8_t>>>();
 148   return view;
 149 }
 150
 151 void ViewDatasToTestViews(const Array<ViewDataPtr>& data,
 152                           std::vector<TestView>* test_views) {
 153   for (size_t i = 0; i < data.size(); ++i)
 154     test_views->push_back(ViewDataToTestView(data[i]));
 155 }
 156
 157 Change::Change()
 158     : type(CHANGE_TYPE_EMBED),
 159       connection_id(0),
 160       view_id(0),
 161       view_id2(0),
 162       view_id3(0),
 163       event_action(0),
 164       direction(mojo::ORDER_DIRECTION_ABOVE),
 165       bool_value(false) {
 166 }
 167
 168 Change::~Change() {
 169 }
 170
 171 TestChangeTracker::TestChangeTracker()
 172     : delegate_(NULL) {
 173 }
 174
 175 TestChangeTracker::~TestChangeTracker() {
 176 }
 177
 178 void TestChangeTracker::OnEmbed(mojo::ConnectionSpecificId connection_id,
 179                                 const String& creator_url,
 180                                 ViewDataPtr root) {
 181   Change change;
 182   change.type = CHANGE_TYPE_EMBED;
 183   change.connection_id = connection_id;
 184   change.creator_url = creator_url;
 185   change.views.push_back(ViewDataToTestView(root));
 186   AddChange(change);
 187 }
 188
 189 void TestChangeTracker::OnWillEmbed(mojo::Id view_id) {
 190   Change change;
 191   change.type = CHANGE_TYPE_WILL_EMBED;
 192   change.view_id = view_id;
 193   AddChange(change);
 194 }
 195
 196 void TestChangeTracker::OnEmbeddedAppDisconnected(Id view_id) {
 197   Change change;
 198   change.type = CHANGE_TYPE_EMBEDDED_APP_DISCONNECTED;
 199   change.view_id = view_id;
 200   AddChange(change);
 201 }
 202
 203 void TestChangeTracker::OnViewBoundsChanged(Id view_id,
 204                                             mojo::RectPtr old_bounds,
 205                                             mojo::RectPtr new_bounds) {
 206   Change change;
 207   change.type = CHANGE_TYPE_NODE_BOUNDS_CHANGED;
 208   change.view_id = view_id;
 209   change.bounds.x = old_bounds->x;
 210   change.bounds.y = old_bounds->y;
 211   change.bounds.width = old_bounds->width;
 212   change.bounds.height = old_bounds->height;
 213   change.bounds2.x = new_bounds->x;
 214   change.bounds2.y = new_bounds->y;
 215   change.bounds2.width = new_bounds->width;
 216   change.bounds2.height = new_bounds->height;
 217   AddChange(change);
 218 }
 219
 220 void TestChangeTracker::OnViewViewportMetricsChanged(
 221     mojo::ViewportMetricsPtr old_metrics,
 222     mojo::ViewportMetricsPtr new_metrics) {
 223   Change change;
 224   change.type = CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED;
 225   // NOT IMPLEMENTED
 226   AddChange(change);
 227 }
 228
 229 void TestChangeTracker::OnViewHierarchyChanged(Id view_id,
 230                                                Id new_parent_id,
 231                                                Id old_parent_id,
 232                                                Array<ViewDataPtr> views) {
 233   Change change;
 234   change.type = CHANGE_TYPE_NODE_HIERARCHY_CHANGED;
 235   change.view_id = view_id;
 236   change.view_id2 = new_parent_id;
 237   change.view_id3 = old_parent_id;
 238   ViewDatasToTestViews(views, &change.views);
 239   AddChange(change);
 240 }
 241
 242 void TestChangeTracker::OnViewReordered(Id view_id,
 243                                         Id relative_view_id,
 244                                         mojo::OrderDirection direction) {
 245   Change change;
 246   change.type = CHANGE_TYPE_NODE_REORDERED;
 247   change.view_id = view_id;
 248   change.view_id2 = relative_view_id;
 249   change.direction = direction;
 250   AddChange(change);
 251 }
 252
 253 void TestChangeTracker::OnViewDeleted(Id view_id) {
 254   Change change;
 255   change.type = CHANGE_TYPE_NODE_DELETED;
 256   change.view_id = view_id;
 257   AddChange(change);
 258 }
 259
 260 void TestChangeTracker::OnViewVisibilityChanged(Id view_id, bool visible) {
 261   Change change;
 262   change.type = CHANGE_TYPE_NODE_VISIBILITY_CHANGED;
 263   change.view_id = view_id;
 264   change.bool_value = visible;
 265   AddChange(change);
 266 }
 267
 268 void TestChangeTracker::OnViewDrawnStateChanged(Id view_id, bool drawn) {
 269   Change change;
 270   change.type = CHANGE_TYPE_NODE_DRAWN_STATE_CHANGED;
 271   change.view_id = view_id;
 272   change.bool_value = drawn;
 273   AddChange(change);
 274 }
 275
 276 void TestChangeTracker::OnViewInputEvent(Id view_id, mojo::EventPtr event) {
 277   Change change;
 278   change.type = CHANGE_TYPE_INPUT_EVENT;
 279   change.view_id = view_id;
 280   change.event_action = event->action;
 281   AddChange(change);
 282 }
 283
 284 void TestChangeTracker::OnViewSharedPropertyChanged(Id view_id,
 285                                                     String name,
 286                                                     Array<uint8_t> data) {
 287   Change change;
 288   change.type = CHANGE_TYPE_PROPERTY_CHANGED;
 289   change.view_id = view_id;
 290   change.property_key = name;
 291   if (data.is_null())
 292     change.property_value = "NULL";
 293   else
 294     change.property_value = data.To<std::string>();
 295   AddChange(change);
 296 }
 297
 298 void TestChangeTracker::OnViewFocused(mojo::Id view_id) {
 299   Change change;
 300   change.type = CHANGE_TYPE_FOCUSED;
 301   change.view_id = view_id;
 302   AddChange(change);
 303 }
 304
 305 void TestChangeTracker::DelegateEmbed(const String& url) {
 306   Change change;
 307   change.type = CHANGE_TYPE_DELEGATE_EMBED;
 308   change.embed_url = url;
 309   AddChange(change);
 310 }
 311
 312 void TestChangeTracker::AddChange(const Change& change) {
 313   changes_.push_back(change);
 314   if (delegate_)
 315     delegate_->OnChangeAdded();
 316 }
 317
 318 TestView::TestView() {}
 319
 320 TestView::~TestView() {}
 321
 322 std::string TestView::ToString() const {
 323   return base::StringPrintf("view=%s parent=%s",
 324                             ViewIdToString(view_id).c_str(),
 325                             ViewIdToString(parent_id).c_str());
 326 }
 327
 328 std::string TestView::ToString2() const {
 329   return base::StringPrintf("view=%s parent=%s visible=%s drawn=%s",
 330                             ViewIdToString(view_id).c_str(),
 331                             ViewIdToString(parent_id).c_str(),
 332                             visible ? "true" : "false",
 333                             drawn ? "true" : "false");
 334 }
 335
 336 }  // namespace view_manager