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mojo/services/view_manager/test_change_tracker.cc

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "mojo/services/view_manager/test_change_tracker.h"
+
+#include "base/strings/string_util.h"
+#include "base/strings/stringprintf.h"
+#include "mojo/common/common_type_converters.h"
+#include "third_party/mojo_services/src/view_manager/public/cpp/util.h"
+
+using mojo::Array;
+using mojo::Id;
+using mojo::ViewDataPtr;
+using mojo::String;
+
+namespace view_manager {
+
+std::string ViewIdToString(Id id) {
+  return (id == 0) ? "null" : base::StringPrintf("%d,%d", mojo::HiWord(id),
+                                                 mojo::LoWord(id));
+}
+
+namespace {
+
+std::string RectToString(const mojo::Rect& rect) {
+  return base::StringPrintf("%d,%d %dx%d", rect.x, rect.y, rect.width,
+                            rect.height);
+}
+
+std::string DirectionToString(mojo::OrderDirection direction) {
+  return direction == mojo::ORDER_DIRECTION_ABOVE ? "above" : "below";
+}
+
+std::string ChangeToDescription1(const Change& change) {
+  switch (change.type) {
+    case CHANGE_TYPE_EMBED:
+      return base::StringPrintf("OnEmbed creator=%s",
+                                change.creator_url.data());
+
+    case CHANGE_TYPE_EMBEDDED_APP_DISCONNECTED:
+      return base::StringPrintf("OnEmbeddedAppDisconnected view=%s",
+                                ViewIdToString(change.view_id).c_str());
+
+    case CHANGE_TYPE_NODE_BOUNDS_CHANGED:
+      return base::StringPrintf(
+          "BoundsChanged view=%s old_bounds=%s new_bounds=%s",
+          ViewIdToString(change.view_id).c_str(),
+          RectToString(change.bounds).c_str(),
+          RectToString(change.bounds2).c_str());
+
+    case CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED:
+      // TODO(sky): Not implemented.
+      return "ViewportMetricsChanged";
+
+    case CHANGE_TYPE_NODE_HIERARCHY_CHANGED:
+      return base::StringPrintf(
+          "HierarchyChanged view=%s new_parent=%s old_parent=%s",
+          ViewIdToString(change.view_id).c_str(),
+          ViewIdToString(change.view_id2).c_str(),
+          ViewIdToString(change.view_id3).c_str());
+
+    case CHANGE_TYPE_NODE_REORDERED:
+      return base::StringPrintf("Reordered view=%s relative=%s direction=%s",
+                                ViewIdToString(change.view_id).c_str(),
+                                ViewIdToString(change.view_id2).c_str(),
+                                DirectionToString(change.direction).c_str());
+
+    case CHANGE_TYPE_NODE_DELETED:
+      return base::StringPrintf("ViewDeleted view=%s",
+                                ViewIdToString(change.view_id).c_str());
+
+    case CHANGE_TYPE_NODE_VISIBILITY_CHANGED:
+      return base::StringPrintf("VisibilityChanged view=%s visible=%s",
+                                ViewIdToString(change.view_id).c_str(),
+                                change.bool_value ? "true" : "false");
+
+    case CHANGE_TYPE_NODE_DRAWN_STATE_CHANGED:
+      return base::StringPrintf("DrawnStateChanged view=%s drawn=%s",
+                                ViewIdToString(change.view_id).c_str(),
+                                change.bool_value ? "true" : "false");
+
+    case CHANGE_TYPE_INPUT_EVENT:
+      return base::StringPrintf("InputEvent view=%s event_action=%d",
+                                ViewIdToString(change.view_id).c_str(),
+                                change.event_action);
+
+    case CHANGE_TYPE_PROPERTY_CHANGED:
+      return base::StringPrintf("PropertyChanged view=%s key=%s value=%s",
+                                ViewIdToString(change.view_id).c_str(),
+                                change.property_key.c_str(),
+                                change.property_value.c_str());
+
+    case CHANGE_TYPE_DELEGATE_EMBED:
+      return base::StringPrintf("DelegateEmbed url=%s",
+                                change.embed_url.data());
+  }
+  return std::string();
+}
+
+}  // namespace
+
+std::vector<std::string> ChangesToDescription1(
+    const std::vector<Change>& changes) {
+  std::vector<std::string> strings(changes.size());
+  for (size_t i = 0; i < changes.size(); ++i)
+    strings[i] = ChangeToDescription1(changes[i]);
+  return strings;
+}
+
+std::string SingleChangeToDescription(const std::vector<Change>& changes) {
+  if (changes.size() != 1u)
+    return std::string();
+  return ChangeToDescription1(changes[0]);
+}
+
+std::string SingleViewDescription(const std::vector<TestView>& views) {
+  if (views.size() != 1u)
+    return std::string();
+  return views[0].ToString();
+}
+
+std::string ChangeViewDescription(const std::vector<Change>& changes) {
+  if (changes.size() != 1)
+    return std::string();
+  std::vector<std::string> view_strings(changes[0].views.size());
+  for (size_t i = 0; i < changes[0].views.size(); ++i)
+    view_strings[i] = "[" + changes[0].views[i].ToString() + "]";
+  return JoinString(view_strings, ',');
+}
+
+TestView ViewDataToTestView(const ViewDataPtr& data) {
+  TestView view;
+  view.parent_id = data->parent_id;
+  view.view_id = data->view_id;
+  view.visible = data->visible;
+  view.drawn = data->drawn;
+  view.properties =
+      data->properties.To<std::map<std::string, std::vector<uint8_t>>>();
+  return view;
+}
+
+void ViewDatasToTestViews(const Array<ViewDataPtr>& data,
+                          std::vector<TestView>* test_views) {
+  for (size_t i = 0; i < data.size(); ++i)
+    test_views->push_back(ViewDataToTestView(data[i]));
+}
+
+Change::Change()
+    : type(CHANGE_TYPE_EMBED),
+      connection_id(0),
+      view_id(0),
+      view_id2(0),
+      view_id3(0),
+      event_action(0),
+      direction(mojo::ORDER_DIRECTION_ABOVE),
+      bool_value(false) {
+}
+
+Change::~Change() {
+}
+
+TestChangeTracker::TestChangeTracker()
+    : delegate_(NULL) {
+}
+
+TestChangeTracker::~TestChangeTracker() {
+}
+
+void TestChangeTracker::OnEmbed(mojo::ConnectionSpecificId connection_id,
+                                const String& creator_url,
+                                ViewDataPtr root) {
+  Change change;
+  change.type = CHANGE_TYPE_EMBED;
+  change.connection_id = connection_id;
+  change.creator_url = creator_url;
+  change.views.push_back(ViewDataToTestView(root));
+  AddChange(change);
+}
+
+void TestChangeTracker::OnEmbeddedAppDisconnected(Id view_id) {
+  Change change;
+  change.type = CHANGE_TYPE_EMBEDDED_APP_DISCONNECTED;
+  change.view_id = view_id;
+  AddChange(change);
+}
+
+void TestChangeTracker::OnViewBoundsChanged(Id view_id,
+                                            mojo::RectPtr old_bounds,
+                                            mojo::RectPtr new_bounds) {
+  Change change;
+  change.type = CHANGE_TYPE_NODE_BOUNDS_CHANGED;
+  change.view_id = view_id;
+  change.bounds.x = old_bounds->x;
+  change.bounds.y = old_bounds->y;
+  change.bounds.width = old_bounds->width;
+  change.bounds.height = old_bounds->height;
+  change.bounds2.x = new_bounds->x;
+  change.bounds2.y = new_bounds->y;
+  change.bounds2.width = new_bounds->width;
+  change.bounds2.height = new_bounds->height;
+  AddChange(change);
+}
+
+void TestChangeTracker::OnViewViewportMetricsChanged(
+    mojo::ViewportMetricsPtr old_metrics,
+    mojo::ViewportMetricsPtr new_metrics) {
+  Change change;
+  change.type = CHANGE_TYPE_NODE_VIEWPORT_METRICS_CHANGED;
+  // NOT IMPLEMENTED
+  AddChange(change);
+}
+
+void TestChangeTracker::OnViewHierarchyChanged(Id view_id,
+                                               Id new_parent_id,
+                                               Id old_parent_id,
+                                               Array<ViewDataPtr> views) {
+  Change change;
+  change.type = CHANGE_TYPE_NODE_HIERARCHY_CHANGED;
+  change.view_id = view_id;
+  change.view_id2 = new_parent_id;
+  change.view_id3 = old_parent_id;
+  ViewDatasToTestViews(views, &change.views);
+  AddChange(change);
+}
+
+void TestChangeTracker::OnViewReordered(Id view_id,
+                                        Id relative_view_id,
+                                        mojo::OrderDirection direction) {
+  Change change;
+  change.type = CHANGE_TYPE_NODE_REORDERED;
+  change.view_id = view_id;
+  change.view_id2 = relative_view_id;
+  change.direction = direction;
+  AddChange(change);
+}
+
+void TestChangeTracker::OnViewDeleted(Id view_id) {
+  Change change;
+  change.type = CHANGE_TYPE_NODE_DELETED;
+  change.view_id = view_id;
+  AddChange(change);
+}
+
+void TestChangeTracker::OnViewVisibilityChanged(Id view_id, bool visible) {
+  Change change;
+  change.type = CHANGE_TYPE_NODE_VISIBILITY_CHANGED;
+  change.view_id = view_id;
+  change.bool_value = visible;
+  AddChange(change);
+}
+
+void TestChangeTracker::OnViewDrawnStateChanged(Id view_id, bool drawn) {
+  Change change;
+  change.type = CHANGE_TYPE_NODE_DRAWN_STATE_CHANGED;
+  change.view_id = view_id;
+  change.bool_value = drawn;
+  AddChange(change);
+}
+
+void TestChangeTracker::OnViewInputEvent(Id view_id, mojo::EventPtr event) {
+  Change change;
+  change.type = CHANGE_TYPE_INPUT_EVENT;
+  change.view_id = view_id;
+  change.event_action = event->action;
+  AddChange(change);
+}
+
+void TestChangeTracker::OnViewSharedPropertyChanged(Id view_id,
+                                                    String name,
+                                                    Array<uint8_t> data) {
+  Change change;
+  change.type = CHANGE_TYPE_PROPERTY_CHANGED;
+  change.view_id = view_id;
+  change.property_key = name;
+  if (data.is_null())
+    change.property_value = "NULL";
+  else
+    change.property_value = data.To<std::string>();
+  AddChange(change);
+}
+
+void TestChangeTracker::DelegateEmbed(const String& url) {
+  Change change;
+  change.type = CHANGE_TYPE_DELEGATE_EMBED;
+  change.embed_url = url;
+  AddChange(change);
+}
+
+void TestChangeTracker::AddChange(const Change& change) {
+  changes_.push_back(change);
+  if (delegate_)
+    delegate_->OnChangeAdded();
+}
+
+TestView::TestView() {}
+
+TestView::~TestView() {}
+
+std::string TestView::ToString() const {
+  return base::StringPrintf("view=%s parent=%s",
+                            ViewIdToString(view_id).c_str(),
+                            ViewIdToString(parent_id).c_str());
+}
+
+std::string TestView::ToString2() const {
+  return base::StringPrintf("view=%s parent=%s visible=%s drawn=%s",
+                            ViewIdToString(view_id).c_str(),
+                            ViewIdToString(parent_id).c_str(),
+                            visible ? "true" : "false",
+                            drawn ? "true" : "false");
+}
+
+}  // namespace view_manager