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_UNEMBED:
  45       return "OnUnembed";
  46
  47     case CHANGE_TYPE_NODE_BOUNDS_CHANGED:
  48       return base::StringPrintf(
  49           "BoundsChanged view=%s old_bounds=%s new_bounds=%s",
  50           ViewIdToString(change.view_id).c_str(),
  51           RectToString(change.bounds).c_str(),
  52           RectToString(change.bounds2).c_str());
  53
  54     case CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED:
  55       // TODO(sky): Not implemented.
  56       return "ViewportMetricsChanged";
  57
  58     case CHANGE_TYPE_NODE_HIERARCHY_CHANGED:
  59       return base::StringPrintf(
  60           "HierarchyChanged view=%s new_parent=%s old_parent=%s",
  61           ViewIdToString(change.view_id).c_str(),
  62           ViewIdToString(change.view_id2).c_str(),
  63           ViewIdToString(change.view_id3).c_str());
  64
  65     case CHANGE_TYPE_NODE_REORDERED:
  66       return base::StringPrintf("Reordered view=%s relative=%s direction=%s",
  67                                 ViewIdToString(change.view_id).c_str(),
  68                                 ViewIdToString(change.view_id2).c_str(),
  69                                 DirectionToString(change.direction).c_str());
  70
  71     case CHANGE_TYPE_NODE_DELETED:
  72       return base::StringPrintf("ViewDeleted view=%s",
  73                                 ViewIdToString(change.view_id).c_str());
  74
  75     case CHANGE_TYPE_NODE_VISIBILITY_CHANGED:
  76       return base::StringPrintf("VisibilityChanged view=%s visible=%s",
  77                                 ViewIdToString(change.view_id).c_str(),
  78                                 change.bool_value ? "true" : "false");
  79
  80     case CHANGE_TYPE_NODE_DRAWN_STATE_CHANGED:
  81       return base::StringPrintf("DrawnStateChanged view=%s drawn=%s",
  82                                 ViewIdToString(change.view_id).c_str(),
  83                                 change.bool_value ? "true" : "false");
  84
  85     case CHANGE_TYPE_INPUT_EVENT:
  86       return base::StringPrintf("InputEvent view=%s event_action=%d",
  87                                 ViewIdToString(change.view_id).c_str(),
  88                                 change.event_action);
  89
  90     case CHANGE_TYPE_PROPERTY_CHANGED:
  91       return base::StringPrintf("PropertyChanged view=%s key=%s value=%s",
  92                                 ViewIdToString(change.view_id).c_str(),
  93                                 change.property_key.c_str(),
  94                                 change.property_value.c_str());
  95
  96     case CHANGE_TYPE_DELEGATE_EMBED:
  97       return base::StringPrintf("DelegateEmbed url=%s",
  98                                 change.embed_url.data());
  99
 100     case CHANGE_TYPE_FOCUSED:
 101       return base::StringPrintf("Focused id=%s",
 102                                 ViewIdToString(change.view_id).c_str());
 103   }
 104   return std::string();
 105 }
 106
 107 }  // namespace
 108
 109 std::vector<std::string> ChangesToDescription1(
 110     const std::vector<Change>& changes) {
 111   std::vector<std::string> strings(changes.size());
 112   for (size_t i = 0; i < changes.size(); ++i)
 113     strings[i] = ChangeToDescription1(changes[i]);
 114   return strings;
 115 }
 116
 117 std::string SingleChangeToDescription(const std::vector<Change>& changes) {
 118   std::string result;
 119   for (auto& change : changes) {
 120     if (!result.empty())
 121       result += "\n";
 122     result += ChangeToDescription1(change);
 123   }
 124   return result;
 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::OnEmbeddedAppDisconnected(Id view_id) {
 190   Change change;
 191   change.type = CHANGE_TYPE_EMBEDDED_APP_DISCONNECTED;
 192   change.view_id = view_id;
 193   AddChange(change);
 194 }
 195
 196 void TestChangeTracker::OnViewBoundsChanged(Id view_id,
 197                                             mojo::RectPtr old_bounds,
 198                                             mojo::RectPtr new_bounds) {
 199   Change change;
 200   change.type = CHANGE_TYPE_NODE_BOUNDS_CHANGED;
 201   change.view_id = view_id;
 202   change.bounds.x = old_bounds->x;
 203   change.bounds.y = old_bounds->y;
 204   change.bounds.width = old_bounds->width;
 205   change.bounds.height = old_bounds->height;
 206   change.bounds2.x = new_bounds->x;
 207   change.bounds2.y = new_bounds->y;
 208   change.bounds2.width = new_bounds->width;
 209   change.bounds2.height = new_bounds->height;
 210   AddChange(change);
 211 }
 212
 213 void TestChangeTracker::OnUnembed() {
 214   Change change;
 215   change.type = CHANGE_TYPE_UNEMBED;
 216   AddChange(change);
 217 }
 218
 219 void TestChangeTracker::OnViewViewportMetricsChanged(
 220     mojo::ViewportMetricsPtr old_metrics,
 221     mojo::ViewportMetricsPtr new_metrics) {
 222   Change change;
 223   change.type = CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED;
 224   // NOT IMPLEMENTED
 225   AddChange(change);
 226 }
 227
 228 void TestChangeTracker::OnViewHierarchyChanged(Id view_id,
 229                                                Id new_parent_id,
 230                                                Id old_parent_id,
 231                                                Array<ViewDataPtr> views) {
 232   Change change;
 233   change.type = CHANGE_TYPE_NODE_HIERARCHY_CHANGED;
 234   change.view_id = view_id;
 235   change.view_id2 = new_parent_id;
 236   change.view_id3 = old_parent_id;
 237   ViewDatasToTestViews(views, &change.views);
 238   AddChange(change);
 239 }
 240
 241 void TestChangeTracker::OnViewReordered(Id view_id,
 242                                         Id relative_view_id,
 243                                         mojo::OrderDirection direction) {
 244   Change change;
 245   change.type = CHANGE_TYPE_NODE_REORDERED;
 246   change.view_id = view_id;
 247   change.view_id2 = relative_view_id;
 248   change.direction = direction;
 249   AddChange(change);
 250 }
 251
 252 void TestChangeTracker::OnViewDeleted(Id view_id) {
 253   Change change;
 254   change.type = CHANGE_TYPE_NODE_DELETED;
 255   change.view_id = view_id;
 256   AddChange(change);
 257 }
 258
 259 void TestChangeTracker::OnViewVisibilityChanged(Id view_id, bool visible) {
 260   Change change;
 261   change.type = CHANGE_TYPE_NODE_VISIBILITY_CHANGED;
 262   change.view_id = view_id;
 263   change.bool_value = visible;
 264   AddChange(change);
 265 }
 266
 267 void TestChangeTracker::OnViewDrawnStateChanged(Id view_id, bool drawn) {
 268   Change change;
 269   change.type = CHANGE_TYPE_NODE_DRAWN_STATE_CHANGED;
 270   change.view_id = view_id;
 271   change.bool_value = drawn;
 272   AddChange(change);
 273 }
 274
 275 void TestChangeTracker::OnViewInputEvent(Id view_id, mojo::EventPtr event) {
 276   Change change;
 277   change.type = CHANGE_TYPE_INPUT_EVENT;
 278   change.view_id = view_id;
 279   change.event_action = event->action;
 280   AddChange(change);
 281 }
 282
 283 void TestChangeTracker::OnViewSharedPropertyChanged(Id view_id,
 284                                                     String name,
 285                                                     Array<uint8_t> data) {
 286   Change change;
 287   change.type = CHANGE_TYPE_PROPERTY_CHANGED;
 288   change.view_id = view_id;
 289   change.property_key = name;
 290   if (data.is_null())
 291     change.property_value = "NULL";
 292   else
 293     change.property_value = data.To<std::string>();
 294   AddChange(change);
 295 }
 296
 297 void TestChangeTracker::OnViewFocused(mojo::Id view_id) {
 298   Change change;
 299   change.type = CHANGE_TYPE_FOCUSED;
 300   change.view_id = view_id;
 301   AddChange(change);
 302 }
 303
 304 void TestChangeTracker::DelegateEmbed(const String& url) {
 305   Change change;
 306   change.type = CHANGE_TYPE_DELEGATE_EMBED;
 307   change.embed_url = url;
 308   AddChange(change);
 309 }
 310
 311 void TestChangeTracker::AddChange(const Change& change) {
 312   changes_.push_back(change);
 313   if (delegate_)
 314     delegate_->OnChangeAdded();
 315 }
 316
 317 TestView::TestView() {}
 318
 319 TestView::~TestView() {}
 320
 321 std::string TestView::ToString() const {
 322   return base::StringPrintf("view=%s parent=%s",
 323                             ViewIdToString(view_id).c_str(),
 324                             ViewIdToString(parent_id).c_str());
 325 }
 326
 327 std::string TestView::ToString2() const {
 328   return base::StringPrintf("view=%s parent=%s visible=%s drawn=%s",
 329                             ViewIdToString(view_id).c_str(),
 330                             ViewIdToString(parent_id).c_str(),
 331                             visible ? "true" : "false",
 332                             drawn ? "true" : "false");
 333 }
 334
 335 }  // namespace view_manager