Add "previewing on hover" support for single-field autocomplete input

components/autofill/content/browser/content_autofill_driver_unittest.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 <algorithm>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 139 matching lines @@
   // messages. If none is present, returns false. Otherwise, extracts the first
   // matching message, fills the output parameter with the string16 from the
   // message's parameter, and clears the queue of sent messages.
   bool GetString16FromMessageWithID(uint32 messageID, base::string16* value) {
     const IPC::Message* message =
         process()->sink().GetFirstMessageMatching(messageID);
     if (!message)
       return false;
     Tuple1<base::string16> autofill_param;
     switch (messageID) {
-      case AutofillMsg_SetNodeText::ID:
-        if (!AutofillMsg_SetNodeText::Read(message, &autofill_param))
+      case AutofillMsg_FillFieldWithValue::ID:
+        if (!AutofillMsg_FillFieldWithValue::Read(message, &autofill_param))
+          return false;
+        break;
+      case AutofillMsg_PreviewFieldWithValue::ID:
+        if (!AutofillMsg_PreviewFieldWithValue::Read(message, &autofill_param))
           return false;
         break;
       case AutofillMsg_AcceptDataListSuggestion::ID:
         if (!AutofillMsg_AcceptDataListSuggestion::Read(message,
                                                         &autofill_param))
           return false;
         break;
       case AutofillMsg_AcceptPasswordAutofillSuggestion::ID:
         if (!AutofillMsg_AcceptPasswordAutofillSuggestion::Read(
                 message, &autofill_param))
@@ skipping 131 matching lines @@
 TEST_F(ContentAutofillDriverTest, ClearFilledFormSentToRenderer) {
   driver_->RendererShouldClearFilledForm();
   EXPECT_TRUE(HasMessageMatchingID(AutofillMsg_ClearForm::ID));
 }
 
 TEST_F(ContentAutofillDriverTest, ClearPreviewedFormSentToRenderer) {
   driver_->RendererShouldClearPreviewedForm();
   EXPECT_TRUE(HasMessageMatchingID(AutofillMsg_ClearPreviewedForm::ID));
 }
 
-TEST_F(ContentAutofillDriverTest, SetNodeText) {
+TEST_F(ContentAutofillDriverTest, FillFieldWithValue) {
   base::string16 input_value(base::ASCIIToUTF16("barqux"));
   base::string16 output_value;
-  driver_->RendererShouldSetNodeText(input_value);
-  EXPECT_TRUE(
-      GetString16FromMessageWithID(AutofillMsg_SetNodeText::ID, &output_value));
+
+  driver_->RendererShouldFillFieldWithValue(input_value);
+  EXPECT_TRUE(GetString16FromMessageWithID(AutofillMsg_FillFieldWithValue::ID,
+                                           &output_value));
   EXPECT_EQ(input_value, output_value);
 }
 
+TEST_F(ContentAutofillDriverTest, PreviewFieldWithValue) {
+  base::string16 input_value(base::ASCIIToUTF16("barqux"));
+  base::string16 output_value;
+  driver_->RendererShouldPreviewFieldWithValue(input_value);
+  EXPECT_TRUE(GetString16FromMessageWithID(
+      AutofillMsg_PreviewFieldWithValue::ID,
+      &output_value));
+  EXPECT_EQ(input_value, output_value);
+}
+
 }  // namespace autofill