Added network components for blimp text input feature

blimp/engine/feature/engine_render_widget_feature_unittest.cc

Index: blimp/engine/feature/engine_render_widget_feature_unittest.cc
diff --git a/blimp/engine/feature/engine_render_widget_feature_unittest.cc b/blimp/engine/feature/engine_render_widget_feature_unittest.cc
index ad23d639374dd86f575fff0e26b1c2ae6dd5227f..3d9c91a6cd202f07fb40c53b43be435bb18f22db 100644
--- a/blimp/engine/feature/engine_render_widget_feature_unittest.cc
+++ b/blimp/engine/feature/engine_render_widget_feature_unittest.cc
@@ -5,6 +5,7 @@
 #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"
@@ -18,6 +19,7 @@
 #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;
@@ -97,6 +99,55 @@ class MockRenderWidgetHost
   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;
@@ -124,6 +175,24 @@ MATCHER_P3(BlimpRWMsgEquals, tab_id, rw_id, message_type, "") {
       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) {
@@ -167,6 +236,8 @@ class EngineRenderWidgetFeatureTest : public testing::Test {
     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_);
   }
@@ -174,10 +245,12 @@ class EngineRenderWidgetFeatureTest : public testing::Test {
  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_;
 };
 
@@ -213,6 +286,22 @@ TEST_F(EngineRenderWidgetFeatureTest, DelegateCallsOK) {
   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' };