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_UNEMBED:
  49       return "OnUnembed";
  50
  51     case CHANGE_TYPE_NODE_BOUNDS_CHANGED:
  52       return base::StringPrintf(
  53           "BoundsChanged view=%s old_bounds=%s new_bounds=%s",
  54           ViewIdToString(change.view_id).c_str(),
  55           RectToString(change.bounds).c_str(),
  56           RectToString(change.bounds2).c_str());
  57
  58     case CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED:
  59       // TODO(sky): Not implemented.
  60       return "ViewportMetricsChanged";
  61
  62     case CHANGE_TYPE_NODE_HIERARCHY_CHANGED:
  63       return base::StringPrintf(
  64           "HierarchyChanged view=%s new_parent=%s old_parent=%s",
  65           ViewIdToString(change.view_id).c_str(),
  66           ViewIdToString(change.view_id2).c_str(),
  67           ViewIdToString(change.view_id3).c_str());
  68
  69     case CHANGE_TYPE_NODE_REORDERED:
  70       return base::StringPrintf("Reordered view=%s relative=%s direction=%s",
  71                                 ViewIdToString(change.view_id).c_str(),
  72                                 ViewIdToString(change.view_id2).c_str(),
  73                                 DirectionToString(change.direction).c_str());
  74
  75     case CHANGE_TYPE_NODE_DELETED:
  76       return base::StringPrintf("ViewDeleted view=%s",
  77                                 ViewIdToString(change.view_id).c_str());
  78
  79     case CHANGE_TYPE_NODE_VISIBILITY_CHANGED:
  80       return base::StringPrintf("VisibilityChanged view=%s visible=%s",
  81                                 ViewIdToString(change.view_id).c_str(),
  82                                 change.bool_value ? "true" : "false");
  83
  84     case CHANGE_TYPE_NODE_DRAWN_STATE_CHANGED:
  85       return base::StringPrintf("DrawnStateChanged view=%s drawn=%s",
  86                                 ViewIdToString(change.view_id).c_str(),
  87                                 change.bool_value ? "true" : "false");
  88
  89     case CHANGE_TYPE_INPUT_EVENT:
  90       return base::StringPrintf("InputEvent view=%s event_action=%d",
  91                                 ViewIdToString(change.view_id).c_str(),
  92                                 change.event_action);
  93
  94     case CHANGE_TYPE_PROPERTY_CHANGED:
  95       return base::StringPrintf("PropertyChanged view=%s key=%s value=%s",
  96                                 ViewIdToString(change.view_id).c_str(),
  97                                 change.property_key.c_str(),
  98                                 change.property_value.c_str());
  99
 100     case CHANGE_TYPE_DELEGATE_EMBED:
 101       return base::StringPrintf("DelegateEmbed url=%s",
 102                                 change.embed_url.data());
 103
 104     case CHANGE_TYPE_FOCUSED:
 105       return base::StringPrintf("Focused id=%s",
 106                                 ViewIdToString(change.view_id).c_str());
 107   }
 108   return std::string();
 109 }
 110
 111 }  // namespace
 112
 113 std::vector<std::string> ChangesToDescription1(
 114     const std::vector<Change>& changes) {
 115   std::vector<std::string> strings(changes.size());
 116   for (size_t i = 0; i < changes.size(); ++i)
 117     strings[i] = ChangeToDescription1(changes[i]);
 118   return strings;
 119 }
 120
 121 std::string SingleChangeToDescription(const std::vector<Change>& changes) {
 122   if (changes.size() != 1u)
 123     return std::string();
 124   return ChangeToDescription1(changes[0]);
 125 }
 126
 127 std::string SingleViewDescription(const std::vector<TestView>& views) {
 128   if (views.size() != 1u)
 129     return "more than one changes and expected only one";
 130   return views[0].ToString();
 131 }
 132
 133 std::string ChangeViewDescription(const std::vector<Change>& changes) {
 134   if (changes.size() != 1)
 135     return std::string();
 136   std::vector<std::string> view_strings(changes[0].views.size());
 137   for (size_t i = 0; i < changes[0].views.size(); ++i)
 138     view_strings[i] = "[" + changes[0].views[i].ToString() + "]";
 139   return base::JoinString(view_strings, ",");
 140 }
 141
 142 TestView ViewDataToTestView(const ViewDataPtr& data) {
 143   TestView view;
 144   view.parent_id = data->parent_id;
 145   view.view_id = data->view_id;
 146   view.visible = data->visible;
 147   view.drawn = data->drawn;
 148   view.properties =
 149       data->properties.To<std::map<std::string, std::vector<uint8_t>>>();
 150   return view;
 151 }
 152
 153 void ViewDatasToTestViews(const Array<ViewDataPtr>& data,
 154                           std::vector<TestView>* test_views) {
 155   for (size_t i = 0; i < data.size(); ++i)
 156     test_views->push_back(ViewDataToTestView(data[i]));
 157 }
 158
 159 Change::Change()
 160     : type(CHANGE_TYPE_EMBED),
 161       connection_id(0),
 162       view_id(0),
 163       view_id2(0),
 164       view_id3(0),
 165       event_action(0),
 166       direction(mojo::ORDER_DIRECTION_ABOVE),
 167       bool_value(false) {
 168 }
 169
 170 Change::~Change() {
 171 }
 172
 173 TestChangeTracker::TestChangeTracker()
 174     : delegate_(NULL) {
 175 }
 176
 177 TestChangeTracker::~TestChangeTracker() {
 178 }
 179
 180 void TestChangeTracker::OnEmbed(mojo::ConnectionSpecificId connection_id,
 181                                 ViewDataPtr root) {
 182   Change change;
 183   change.type = CHANGE_TYPE_EMBED;
 184   change.connection_id = connection_id;
 185   change.views.push_back(ViewDataToTestView(root));
 186   AddChange(change);
 187 }
 188
 189 void TestChangeTracker::OnEmbedForDescendant(mojo::Id view_id) {
 190   Change change;
 191   change.type = CHANGE_TYPE_EMBED_FOR_DESCENDANT;
 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::OnUnembed() {
 221   Change change;
 222   change.type = CHANGE_TYPE_UNEMBED;
 223   AddChange(change);
 224 }
 225
 226 void TestChangeTracker::OnViewViewportMetricsChanged(
 227     mojo::ViewportMetricsPtr old_metrics,
 228     mojo::ViewportMetricsPtr new_metrics) {
 229   Change change;
 230   change.type = CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED;
 231   // NOT IMPLEMENTED
 232   AddChange(change);
 233 }
 234
 235 void TestChangeTracker::OnViewHierarchyChanged(Id view_id,
 236                                                Id new_parent_id,
 237                                                Id old_parent_id,
 238                                                Array<ViewDataPtr> views) {
 239   Change change;
 240   change.type = CHANGE_TYPE_NODE_HIERARCHY_CHANGED;
 241   change.view_id = view_id;
 242   change.view_id2 = new_parent_id;
 243   change.view_id3 = old_parent_id;
 244   ViewDatasToTestViews(views, &change.views);
 245   AddChange(change);
 246 }
 247
 248 void TestChangeTracker::OnViewReordered(Id view_id,
 249                                         Id relative_view_id,
 250                                         mojo::OrderDirection direction) {
 251   Change change;
 252   change.type = CHANGE_TYPE_NODE_REORDERED;
 253   change.view_id = view_id;
 254   change.view_id2 = relative_view_id;
 255   change.direction = direction;
 256   AddChange(change);
 257 }
 258
 259 void TestChangeTracker::OnViewDeleted(Id view_id) {
 260   Change change;
 261   change.type = CHANGE_TYPE_NODE_DELETED;
 262   change.view_id = view_id;
 263   AddChange(change);
 264 }
 265
 266 void TestChangeTracker::OnViewVisibilityChanged(Id view_id, bool visible) {
 267   Change change;
 268   change.type = CHANGE_TYPE_NODE_VISIBILITY_CHANGED;
 269   change.view_id = view_id;
 270   change.bool_value = visible;
 271   AddChange(change);
 272 }
 273
 274 void TestChangeTracker::OnViewDrawnStateChanged(Id view_id, bool drawn) {
 275   Change change;
 276   change.type = CHANGE_TYPE_NODE_DRAWN_STATE_CHANGED;
 277   change.view_id = view_id;
 278   change.bool_value = drawn;
 279   AddChange(change);
 280 }
 281
 282 void TestChangeTracker::OnViewInputEvent(Id view_id, mojo::EventPtr event) {
 283   Change change;
 284   change.type = CHANGE_TYPE_INPUT_EVENT;
 285   change.view_id = view_id;
 286   change.event_action = event->action;
 287   AddChange(change);
 288 }
 289
 290 void TestChangeTracker::OnViewSharedPropertyChanged(Id view_id,
 291                                                     String name,
 292                                                     Array<uint8_t> data) {
 293   Change change;
 294   change.type = CHANGE_TYPE_PROPERTY_CHANGED;
 295   change.view_id = view_id;
 296   change.property_key = name;
 297   if (data.is_null())
 298     change.property_value = "NULL";
 299   else
 300     change.property_value = data.To<std::string>();
 301   AddChange(change);
 302 }
 303
 304 void TestChangeTracker::OnViewFocused(mojo::Id view_id) {
 305   Change change;
 306   change.type = CHANGE_TYPE_FOCUSED;
 307   change.view_id = view_id;
 308   AddChange(change);
 309 }
 310
 311 void TestChangeTracker::DelegateEmbed(const String& url) {
 312   Change change;
 313   change.type = CHANGE_TYPE_DELEGATE_EMBED;
 314   change.embed_url = url;
 315   AddChange(change);
 316 }
 317
 318 void TestChangeTracker::AddChange(const Change& change) {
 319   changes_.push_back(change);
 320   if (delegate_)
 321     delegate_->OnChangeAdded();
 322 }
 323
 324 TestView::TestView() {}
 325
 326 TestView::~TestView() {}
 327
 328 std::string TestView::ToString() const {
 329   return base::StringPrintf("view=%s parent=%s",
 330                             ViewIdToString(view_id).c_str(),
 331                             ViewIdToString(parent_id).c_str());
 332 }
 333
 334 std::string TestView::ToString2() const {
 335   return base::StringPrintf("view=%s parent=%s visible=%s drawn=%s",
 336                             ViewIdToString(view_id).c_str(),
 337                             ViewIdToString(parent_id).c_str(),
 338                             visible ? "true" : "false",
 339                             drawn ? "true" : "false");
 340 }
 341
 342 }  // namespace view_manager