Integrating Mac OS Grammar checker into Chromium.

chrome/browser/spellcheck_message_filter_browsertest.cc

Index: chrome/browser/spellcheck_message_filter_browsertest.cc
diff --git a/chrome/browser/spellcheck_message_filter_browsertest.cc b/chrome/browser/spellcheck_message_filter_browsertest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..459915008afc5db5eb2d58af34eb68191c14de3e
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+++ b/chrome/browser/spellcheck_message_filter_browsertest.cc
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+// Copyright (c) 2011 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/command_line.h"
+#include "base/message_loop.h"
+#include "base/utf_string_conversions.h"
+#include "chrome/browser/spellcheck_message_filter.h"
+#include "chrome/common/render_messages.h"
+#include "chrome/test/in_process_browser_test.h"
+#include "chrome/test/ui_test_utils.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebTextCheckingResult.h"
+
+namespace {
+
+typedef InProcessBrowserTest SpellCheckMessageFilterBrowserTest;
+
+// Fake filter for testing, which stores sent messages and
+// allows verification by the test case.
+class TestingSpellCheckMessageFilter : public SpellCheckMessageFilter {
+ public:
+  explicit TestingSpellCheckMessageFilter(MessageLoopForUI* loop)
+      : loop_(loop) { }
+
+  ~TestingSpellCheckMessageFilter() {
+    for (std::vector<IPC::Message*>::iterator i = sent_messages_.begin();
+         i != sent_messages_.end();
+         ++i) {
+      delete *i;
+    }
+  }
+
+  virtual bool Send(IPC::Message* message) {
+    sent_messages_.push_back(message);
+    loop_->PostTask(FROM_HERE, new MessageLoop::QuitTask());
+    return true;
+  }
+
+  std::vector<IPC::Message*> sent_messages_;
+  MessageLoopForUI* loop_;
+};
+
+// Uses browsertest to setup chrome threads.
+IN_PROC_BROWSER_TEST_F(SpellCheckMessageFilterBrowserTest,
+                       SpellCheckReturnMessage) {
+  scoped_refptr<TestingSpellCheckMessageFilter> target
+      (new TestingSpellCheckMessageFilter(MessageLoopForUI::current()));
+
+  ViewHostMsg_SpellChecker_PlatformRequestTextCheck to_be_received
+      (123, 456, 789, UTF8ToUTF16("zz."));
+  bool handled = false;
+  target->OnMessageReceived(to_be_received, &handled);
+  EXPECT_TRUE(handled);
+
+  MessageLoopForUI::current()->Run();
+  EXPECT_EQ(1U, target->sent_messages_.size());
+
+  int sent_identifier;
+  int sent_tag;
+  std::vector<WebKit::WebTextCheckingResult> sent_results;
+  bool ok = ViewMsg_SpellChecker_RespondTextCheck::Read(
+      target->sent_messages_[0], &sent_identifier, &sent_tag, &sent_results);
+  EXPECT_TRUE(ok);
+  EXPECT_EQ(1U, sent_results.size());
+  EXPECT_EQ(sent_results[0].position(), 0);
+  EXPECT_EQ(sent_results[0].length(), 2);
+  EXPECT_EQ(sent_results[0].error(),
+            WebKit::WebTextCheckingResult::ErrorSpelling);
+}
+
+}  // namespace