Uses and returns the fractional width in text eliding

chrome/browser/ui/autofill/autofill_popup_controller_unittest.cc

 // Copyright (c) 2012 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/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/prefs/testing_pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/autofill/autofill_popup_controller_impl.h"
 #include "chrome/browser/ui/autofill/autofill_popup_view.h"
@@ skipping 63 matching lines @@
 
   void set_display(const gfx::Display display) {
     display_ = display;
   }
   virtual gfx::Display GetDisplayNearestPoint(const gfx::Point& point) const
       OVERRIDE {
     return display_;
   }
 
   // Making protected functions public for testing
-  void SetPopupBounds(const gfx::Rect& bounds) {
+  void SetPopupBounds(const gfx::RectF& bounds) {
     AutofillPopupControllerImpl::SetPopupBounds(bounds);
   }
   const std::vector<string16>& names() const {
     return AutofillPopupControllerImpl::names();
   }
   const std::vector<string16>& subtexts() const {
     return AutofillPopupControllerImpl::subtexts();
   }
   const std::vector<int>& identifiers() const {
     return AutofillPopupControllerImpl::identifiers();
   }
   int selected_line() const {
     return AutofillPopupControllerImpl::selected_line();
   }
   void SetSelectedLine(size_t selected_line) {
     AutofillPopupControllerImpl::SetSelectedLine(selected_line);
   }
   void SelectNextLine() {
     AutofillPopupControllerImpl::SelectNextLine();
   }
   void SelectPreviousLine() {
     AutofillPopupControllerImpl::SelectPreviousLine();
   }
   bool RemoveSelectedLine() {
     return AutofillPopupControllerImpl::RemoveSelectedLine();
   }
   void DoHide() {
     AutofillPopupControllerImpl::Hide();
   }
-  const gfx::Rect& popup_bounds() const {
+  const gfx::RectF& popup_bounds() const {
     return AutofillPopupControllerImpl::popup_bounds();
   }
   const gfx::RectF& element_bounds() const {
     return AutofillPopupControllerImpl::element_bounds();
   }
 #if !defined(OS_ANDROID)
   const gfx::Font& GetNameFontForRow(size_t index) const {
     return AutofillPopupControllerImpl::GetNameFontForRow(index);
   }
   const gfx::Font& subtext_font() const {
@@ skipping 74 matching lines @@
   }
 
  protected:
   scoped_ptr<MockAutofillManagerDelegate> manager_delegate_;
   scoped_ptr<NiceMock<MockAutofillExternalDelegate> > external_delegate_;
   testing::NiceMock<TestAutofillPopupController>* autofill_popup_controller_;
 };
 
 TEST_F(AutofillPopupControllerUnitTest, SetBounds) {
   // Ensure the popup size can be set and causes a redraw.
-  gfx::Rect popup_bounds(10, 10, 100, 100);
+  gfx::RectF popup_bounds(10, 10, 100, 100);
 
   EXPECT_CALL(*autofill_popup_controller_,
               UpdateBoundsAndRedrawPopup());
 
   popup_controller()->SetPopupBounds(popup_bounds);
 
   EXPECT_EQ(popup_bounds, popup_controller()->popup_bounds());
 }
 
 TEST_F(AutofillPopupControllerUnitTest, ChangeSelectedLine) {
@@ skipping 349 matching lines @@
   int desired_width = autofill_popup_controller_->GetDesiredPopupWidth();
   int desired_height = autofill_popup_controller_->GetDesiredPopupHeight();
 
   // Set up the visible screen space.
   gfx::Display display(0,
                        gfx::Rect(0, 0, desired_width * 2, desired_height * 2));
 
   // Store the possible element bounds and the popup bounds they should result
   // in.
   std::vector<gfx::RectF> element_bounds;
-  std::vector<gfx::Rect> expected_popup_bounds;
+  std::vector<gfx::RectF> expected_popup_bounds;
 
   // The popup grows down and to the right.
   element_bounds.push_back(gfx::RectF(0, 0, 0, 0));
   expected_popup_bounds.push_back(
-      gfx::Rect(0, 0, desired_width, desired_height));
+      gfx::RectF(0, 0, desired_width, desired_height));
 
   // The popup grows down and to the left.
   element_bounds.push_back(gfx::RectF(2 * desired_width, 0, 0, 0));
   expected_popup_bounds.push_back(
-      gfx::Rect(desired_width, 0, desired_width, desired_height));
+      gfx::RectF(desired_width, 0, desired_width, desired_height));
 
   // The popup grows up and to the right.
   element_bounds.push_back(gfx::RectF(0, 2 * desired_height, 0, 0));
   expected_popup_bounds.push_back(
-      gfx::Rect(0, desired_height, desired_width, desired_height));
+      gfx::RectF(0, desired_height, desired_width, desired_height));
 
   // The popup grows up and to the left.
   element_bounds.push_back(
       gfx::RectF(2 * desired_width, 2 * desired_height, 0, 0));
   expected_popup_bounds.push_back(
-      gfx::Rect(desired_width, desired_height, desired_width, desired_height));
+      gfx::RectF(desired_width, desired_height, desired_width, desired_height));
 
   // The popup would be partial off the top and left side of the screen.
   element_bounds.push_back(
       gfx::RectF(-desired_width / 2, -desired_height / 2, 0, 0));
   expected_popup_bounds.push_back(
-      gfx::Rect(0, 0, desired_width, desired_height));
+      gfx::RectF(0, 0, desired_width, desired_height));
 
   // The popup would be partially off the bottom and the right side of
   // the screen.
   element_bounds.push_back(
       gfx::RectF(desired_width * 1.5, desired_height * 1.5, 0, 0));
   expected_popup_bounds.push_back(
-      gfx::Rect((desired_width + 1) / 2, (desired_height + 1) / 2,
+      gfx::RectF((desired_width + 1) / 2, (desired_height + 1) / 2,
                 desired_width, desired_height));
 
   for (size_t i = 0; i < element_bounds.size(); ++i) {
     AutofillDriverImpl* driver =
         AutofillDriverImpl::FromWebContents(web_contents());
     NiceMock<MockAutofillExternalDelegate> external_delegate(
         web_contents(), driver->autofill_manager(), driver);
     TestAutofillPopupController* autofill_popup_controller =
         new TestAutofillPopupController(external_delegate.GetWeakPtr(),
                                         element_bounds[i]);
 
     autofill_popup_controller->set_display(display);
     autofill_popup_controller->Show(names, names, names, autofill_ids);
 
     EXPECT_EQ(expected_popup_bounds[i].ToString(),
               autofill_popup_controller->popup_bounds().ToString()) <<
         "Popup bounds failed to match for test " << i;
 
     // Hide the controller to delete it.
     autofill_popup_controller->DoHide();
   }
 }
 
 }  // namespace autofill