Implement Mac Pop-up Dictionary for OOPIF.

content/browser/site_per_process_mac_browsertest.mm

+// Copyright (c) 2016 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 "content/browser/site_per_process_browsertest.h"
+
+#include "content/public/test/content_browser_test_utils.h"
+#include "content/public/test/test_utils.h"
+
+namespace content {
+
+namespace {
+
+// Helper class for TextInputClientMac.
+class TextInputClientMacHelper {
+ public:
+  TextInputClientMacHelper() {}
+  ~TextInputClientMacHelper() {}
+
+  void WaitForStringFromRange(RenderWidgetHost* rwh, const gfx::Range& range) {
+    GetStringFromRangeForRenderWidget(
+        rwh, range, base::Bind(&TextInputClientMacHelper::OnResult,
+                               base::Unretained(this)));
+    loop_runner_ = new MessageLoopRunner();
+    loop_runner_->Run();
+  }
+
+  void WaitForStringAtPoint(RenderWidgetHost* rwh, const gfx::Point& point) {
+    GetStringAtPointForRenderWidget(
+        rwh, point, base::Bind(&TextInputClientMacHelper::OnResult,
+                               base::Unretained(this)));
+    loop_runner_ = new MessageLoopRunner();
+    loop_runner_->Run();
+  }
+  const std::string& word() const { return word_; }
+  const gfx::Point& point() const { return point_; }
+
+ private:
+  void OnResult(const std::string& string, const gfx::Point& point) {
+    if (!BrowserThread::CurrentlyOn(BrowserThread::UI)) {
+      BrowserThread::PostTask(
+          BrowserThread::UI, FROM_HERE,
+          base::Bind(&TextInputClientMacHelper::OnResult,
+                     base::Unretained(this), string, point));
+      return;
+    }
+    word_ = string;
+    point_ = point;
+
+    if (loop_runner_ && loop_runner_->loop_running())
+      loop_runner_->Quit();
+  }
+
+  std::string word_;
+  gfx::Point point_;
+  scoped_refptr<MessageLoopRunner> loop_runner_;
+
+  DISALLOW_COPY_AND_ASSIGN(TextInputClientMacHelper);
+};
+
+}  // namespace
+
+// Site per process browser tests inside content which are specific to Mac OSX
+// platform.
+class SitePerProcessMacBrowserTest : public SitePerProcessBrowserTest {};
+
+// This test will load a text only page inside a child frame and then queries
+// the string range which includes the first word. Then it uses the returned
+// point to query the text again and verifies that correct result is returned.
+// Finally, the returned words are compared against the first word in the html
+// file which is "This".
+IN_PROC_BROWSER_TEST_F(SitePerProcessMacBrowserTest,
+                       GetStringFromRangeAndPointChildFrame) {
+  GURL main_url(embedded_test_server()->GetURL(
+      "a.com", "/cross_site_iframe_factory.html?a(b)"));
+  EXPECT_TRUE(NavigateToURL(shell(), main_url));
+  FrameTreeNode* root = web_contents()->GetFrameTree()->root();
+  FrameTreeNode* child = root->child_at(0);
+  NavigateFrameToURL(child,
+                     embedded_test_server()->GetURL("b.com", "/title1.html"));
+
+  RenderWidgetHost* child_widget_host =
+      child->current_frame_host()->GetRenderWidgetHost();
+  TextInputClientMacHelper helper;
+
+  // Get string from range.
+  helper.WaitForStringFromRange(child_widget_host, gfx::Range(0, 4));
+  gfx::Point point = helper.point();
+  std::string word = helper.word();
+
+  // Now get it at a given point.
+  point.SetPoint(point.x(),
+                 child_widget_host->GetView()->GetViewBounds().size().height() -
+                     point.y());
+  helper.WaitForStringAtPoint(child_widget_host, point);
+  EXPECT_EQ(word, helper.word());
+  EXPECT_EQ("This", word);
+}
+
+// This test will load a text only page and then queries the string range which
+// includes the first word. Then it uses the returned point to query the text
+// again and verifies that correct result is returned. Finally, the returned
+// words are compared against the first word in the html file which is "This".
+IN_PROC_BROWSER_TEST_F(SitePerProcessMacBrowserTest,
+                       GetStringFromRangeAndPointMainFrame) {
+  GURL main_url(embedded_test_server()->GetURL("a.com", "/title1.html"));
+  EXPECT_TRUE(NavigateToURL(shell(), main_url));
+  FrameTreeNode* root = web_contents()->GetFrameTree()->root();
+  RenderWidgetHost* widget_host =
+      root->current_frame_host()->GetRenderWidgetHost();
+  TextInputClientMacHelper helper;
+
+  // Get string from range.
+  helper.WaitForStringFromRange(widget_host, gfx::Range(0, 4));
+  gfx::Point point = helper.point();
+  std::string word = helper.word();
+
+  // Now get it at a given point.
+  point.SetPoint(
+      point.x(),
+      widget_host->GetView()->GetViewBounds().size().height() - point.y());
+  helper.WaitForStringAtPoint(widget_host, point);
+  EXPECT_EQ(word, helper.word());
+  EXPECT_EQ("This", word);
+}
+}  // namespace content