Using ui::test::EventGenerator

ui/views/controls/textfield/textfield_unittest.cc

Index: ui/views/controls/textfield/textfield_unittest.cc
diff --git a/ui/views/controls/textfield/textfield_unittest.cc b/ui/views/controls/textfield/textfield_unittest.cc
index 97595c57cb4e5b61a1c8569801d43f7724a0607d..91c3f3140e054fdcd4bf73abf91d6eb170f62dd7 100644
--- a/ui/views/controls/textfield/textfield_unittest.cc
+++ b/ui/views/controls/textfield/textfield_unittest.cc
@@ -39,6 +39,7 @@
 #include "ui/views/controls/textfield/textfield_model.h"
 #include "ui/views/controls/textfield/textfield_test_api.h"
 #include "ui/views/focus/focus_manager.h"
+#include "ui/views/style/platform_style.h"
 #include "ui/views/test/test_views_delegate.h"
 #include "ui/views/test/views_test_base.h"
 #include "ui/views/test/widget_test.h"
@@ -416,7 +417,7 @@ class TextfieldTest : public ViewsTestBase, public TextfieldController {
     View* container = new View();
     widget_->SetContentsView(container);
     container->AddChildView(textfield_);
-    textfield_->SetBoundsRect(params.bounds);
+    textfield_->SetBoundsRect(gfx::Rect(params.bounds.size()));
     textfield_->set_id(1);
     test_api_.reset(new TextfieldTestApi(textfield_));
 
@@ -653,9 +654,10 @@ class TextfieldTest : public ViewsTestBase, public TextfieldController {
   // Indicates how many times OnAfterUserAction() is called.
   int on_after_user_action_;
 
+  scoped_ptr<ui::test::EventGenerator> event_generator_;
+
  private:
   ui::ClipboardType copied_to_clipboard_;
-  scoped_ptr<ui::test::EventGenerator> event_generator_;
   DISALLOW_COPY_AND_ASSIGN(TextfieldTest);
 };
 
@@ -1195,6 +1197,34 @@ TEST_F(TextfieldTest, DragToSelect) {
   EXPECT_EQ(textfield_->text(), textfield_->GetSelectedText());
 }
 
+// This test checks that dragging above the textfield selects to the beginning
+// and dragging below the textfield selects to the end, but only on platforms
+// where that is the expected behavior.
+TEST_F(TextfieldTest, DragUpOrDownSelectsToEnd) {
+  InitTextfield();
+  textfield_->SetText(ASCIIToUTF16("hello world"));
+  const base::string16 expected_up = base::ASCIIToUTF16(
+      PlatformStyle::kTextfieldDragVerticallyDragsToEnd ? "hello" : "lo");
+  const base::string16 expected_down = base::ASCIIToUTF16(
+      PlatformStyle::kTextfieldDragVerticallyDragsToEnd ? " world" : " w");
+  const int kStartX = GetCursorPositionX(5);
+  const int kDownX = GetCursorPositionX(7);
+  const int kUpX = GetCursorPositionX(3);
+  const gfx::Vector2d offset =
+      widget_->GetWindowBoundsInScreen().OffsetFromOrigin();
+  gfx::Point start_point = gfx::Point(kStartX, 50) + offset;
+  gfx::Point down_point = gfx::Point(kDownX, 500) + offset;
+  gfx::Point up_point = gfx::Point(kUpX, -500) + offset;
+
+  event_generator_->set_current_location(start_point);
+  event_generator_->DragMouseTo(up_point);
+  EXPECT_EQ(expected_up, textfield_->GetSelectedText());
+
+  event_generator_->MoveMouseTo(start_point);
+  event_generator_->DragMouseTo(down_point);
+  EXPECT_EQ(expected_down, textfield_->GetSelectedText());
+}
+
 #if defined(OS_WIN)
 TEST_F(TextfieldTest, DragAndDrop_AcceptDrop) {
   InitTextfield();