Added network components for blimp text input feature

blimp/engine/feature/engine_render_widget_feature_unittest.cc

 // Copyright 2015 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 "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/numerics/safe_conversions.h"
+#include "base/strings/utf_string_conversions.h"
 #include "blimp/common/create_blimp_message.h"
 #include "blimp/common/proto/blimp_message.pb.h"
 #include "blimp/common/proto/compositor.pb.h"
 #include "blimp/common/proto/render_widget.pb.h"
 #include "blimp/engine/feature/engine_render_widget_feature.h"
 #include "blimp/net/input_message_generator.h"
 #include "blimp/net/test_common.h"
 #include "content/public/browser/render_widget_host.h"
 #include "net/base/net_errors.h"
 #include "net/base/test_completion_callback.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
+#include "ui/base/ime/text_input_client.h"
 
 using testing::_;
 using testing::InSequence;
 using testing::Sequence;
 
 namespace blimp {
 
 namespace {
 
 class MockHostRenderWidgetMessageDelegate
@@ skipping 59 matching lines @@
   void AddMouseEventCallback(const MouseEventCallback& callback) override {}
   void RemoveMouseEventCallback(const MouseEventCallback& callback) override {}
   void GetWebScreenInfo(blink::WebScreenInfo* result) override {}
   bool GetScreenColorProfile(std::vector<char>* color_profile) override {
     return false; }
   void HandleCompositorProto(const std::vector<uint8_t>& proto) override {}
 
   bool Send(IPC::Message* msg) override { return false; }
 };
 
+class MockTextInputClient : public ui::TextInputClient {
+  ui::TextInputType text_input_type_;
+
+ public:
+  MockTextInputClient() : text_input_type_(ui::TEXT_INPUT_TYPE_TEXT) {}
+  ~MockTextInputClient() override {}
+
+  void SetCompositionText(const ui::CompositionText& composition) override {}
+  void ConfirmCompositionText() override {}
+  void ClearCompositionText() override {}
+  void InsertText(const base::string16& text) override {}
+  void InsertChar(const ui::KeyEvent& event) override {}
+  ui::TextInputType GetTextInputType() const override {
+    return text_input_type_;
+  }
+  ui::TextInputMode GetTextInputMode() const override {
+    return ui::TEXT_INPUT_MODE_DEFAULT;
+  }
+  int GetTextInputFlags() const override { return 0; }
+  bool CanComposeInline() const override { return false; }
+  gfx::Rect GetCaretBounds() const override { return gfx::Rect(); }
+  bool GetCompositionCharacterBounds(uint32_t index,
+                                     gfx::Rect* rect) const override {
+    return false;
+  }
+  bool HasCompositionText() const override { return false; }
+  bool GetTextRange(gfx::Range* range) const override { return false; }
+  bool GetCompositionTextRange(gfx::Range* range) const override {
+    return false;
+  }
+  bool GetSelectionRange(gfx::Range* range) const override { return false; }
+  bool SetSelectionRange(const gfx::Range& range) override { return false; }
+  bool DeleteRange(const gfx::Range& range) override { return false; }
+  void OnInputMethodChanged() override {}
+  bool ChangeTextDirectionAndLayoutAlignment(
+      base::i18n::TextDirection direction) override {
+    return false;
+  }
+  void ExtendSelectionAndDelete(size_t before, size_t after) override {}
+  void EnsureCaretInRect(const gfx::Rect& rect) override {}
+  bool IsEditCommandEnabled(int command_id) override { return false; }
+  void SetEditCommandForNextKeyEvent(int command_id) override {}
+  bool GetTextFromRange(const gfx::Range& range,
+                        base::string16* text) const override {
+    *text = base::string16(base::ASCIIToUTF16("green apple"));
+    return false;
+  }
+};
+
 MATCHER_P(CompMsgEquals, contents, "") {
   if (contents.size() != arg.size())
     return false;
 
   return memcmp(contents.data(), arg.data(), contents.size()) == 0;
 }
 
 MATCHER_P3(BlimpCompMsgEquals, tab_id, rw_id, contents, "") {
   if (contents.size() != arg.compositor().payload().size())
     return false;
 
   if (memcmp(contents.data(),
              arg.compositor().payload().data(),
              contents.size()) != 0) {
     return false;
   }
 
   return arg.compositor().render_widget_id() == rw_id &&
       arg.target_tab_id() == tab_id;
 }
 
 MATCHER_P3(BlimpRWMsgEquals, tab_id, rw_id, message_type, "") {
   return arg.render_widget().render_widget_id() == rw_id &&
       arg.target_tab_id() == tab_id &&
       arg.render_widget().type() == message_type;
 }
 
+MATCHER_P2(BlimpImeMsgEquals, tab_id, message_type, "") {
+  return arg.target_tab_id() == tab_id && arg.ime().type() == message_type;
+}
+
+MATCHER_P5(BlimpImeMsgEquals,
+           tab_id,
+           rwid,
+           message_type,
+           text,
+           text_input_type,
+           "") {
+  return arg.target_tab_id() == tab_id &&
+         arg.ime().render_widget_id() == rwid &&
+         arg.ime().type() == message_type &&
+         arg.ime().ime_text().compare(text) == 0 &&
+         arg.ime().text_input_type() == text_input_type;
+}
+
 void SendInputMessage(BlimpMessageProcessor* processor,
                       int tab_id,
                       int rw_id) {
   blink::WebGestureEvent input_event;
   input_event.type = blink::WebGestureEvent::Type::GestureTap;
 
   InputMessageGenerator generator;
   scoped_ptr<BlimpMessage> message = generator.GenerateMessage(input_event);
   message->set_type(BlimpMessage::INPUT);
   message->set_target_tab_id(tab_id);
@@ skipping 23 matching lines @@
  public:
   EngineRenderWidgetFeatureTest() {}
 
   void SetUp() override {
     render_widget_message_sender_ = new MockBlimpMessageProcessor;
     feature_.set_render_widget_message_sender(
         make_scoped_ptr(render_widget_message_sender_));
     compositor_message_sender_ = new MockBlimpMessageProcessor;
     feature_.set_compositor_message_sender(
         make_scoped_ptr(compositor_message_sender_));
+    ime_message_sender_ = new MockBlimpMessageProcessor;
+    feature_.set_ime_message_sender(make_scoped_ptr(ime_message_sender_));
     feature_.SetDelegate(1, &delegate1_);
     feature_.SetDelegate(2, &delegate2_);
   }
 
  protected:
   MockBlimpMessageProcessor* render_widget_message_sender_;
   MockBlimpMessageProcessor* compositor_message_sender_;
+  MockBlimpMessageProcessor* ime_message_sender_;
   MockRenderWidgetHost render_widget_host1_;
   MockRenderWidgetHost render_widget_host2_;
   MockHostRenderWidgetMessageDelegate delegate1_;
   MockHostRenderWidgetMessageDelegate delegate2_;
+  MockTextInputClient text_input_client_;
   EngineRenderWidgetFeature feature_;
 };
 
 TEST_F(EngineRenderWidgetFeatureTest, DelegateCallsOK) {
   std::vector<uint8_t> payload = { 'd', 'a', 'v', 'i', 'd' };
 
   EXPECT_CALL(*render_widget_message_sender_, MockableProcessMessage(
       BlimpRWMsgEquals(1, 1, RenderWidgetMessage::CREATED), _))
   .Times(1);
   EXPECT_CALL(*render_widget_message_sender_, MockableProcessMessage(
@@ skipping 15 matching lines @@
   .Times(1);
 
   feature_.OnRenderWidgetCreated(1, &render_widget_host1_);
   feature_.OnRenderWidgetInitialized(1, &render_widget_host1_);
   feature_.OnRenderWidgetCreated(2, &render_widget_host2_);
   SendCompositorMessage(&feature_, 1, 1, payload);
   SendInputMessage(&feature_, 1, 1);
   SendCompositorMessage(&feature_, 2, 2, payload);
 }
 
+TEST_F(EngineRenderWidgetFeatureTest, ImeRequestSentCorrectly) {
+  EXPECT_CALL(
+      *ime_message_sender_,
+      MockableProcessMessage(BlimpImeMsgEquals(2, 1, ImeMessage::SHOW_IME,
+                                               std::string("green apple"), 1),
+                             _));
+
+  EXPECT_CALL(
+      *ime_message_sender_,
+      MockableProcessMessage(BlimpImeMsgEquals(2, ImeMessage::HIDE_IME), _));
+
+  feature_.OnRenderWidgetCreated(2, &render_widget_host1_);
+  feature_.SendShowImeRequest(2, &render_widget_host1_, &text_input_client_);
+  feature_.SendHideImeRequest(2, &render_widget_host1_);
+}
+
 TEST_F(EngineRenderWidgetFeatureTest, DropsStaleMessages) {
   InSequence sequence;
   std::vector<uint8_t> payload = { 'f', 'u', 'n' };
   std::vector<uint8_t> new_payload = {'n', 'o', ' ', 'f', 'u', 'n'};
 
   EXPECT_CALL(*render_widget_message_sender_,
               MockableProcessMessage(
                   BlimpRWMsgEquals(1, 1, RenderWidgetMessage::CREATED), _));
   EXPECT_CALL(delegate1_,
               MockableOnCompositorMessageReceived(&render_widget_host1_,
@@ skipping 52 matching lines @@
 
   feature_.OnRenderWidgetCreated(1, &render_widget_host1_);
   feature_.OnRenderWidgetCreated(2, &render_widget_host2_);
   feature_.OnRenderWidgetInitialized(1, &render_widget_host1_);
   feature_.OnRenderWidgetDeleted(2, &render_widget_host2_);
   feature_.SendCompositorMessage(1, &render_widget_host1_, payload);
 }
 
 
 }  // namespace blimp