added CTRL+Click and SHIFT+Click handler for context menu, Back and Forward.

chrome/browser/ui/cocoa/event_utils_unittest.mm

Index: chrome/browser/ui/cocoa/event_utils_unittest.mm
diff --git a/chrome/browser/ui/cocoa/event_utils_unittest.mm b/chrome/browser/ui/cocoa/event_utils_unittest.mm
index 6f0b7fea43173e1e7fa11b2145cb47fa62f680d0..d4172bc972c198f8d240df0ae607ea9d9ef12f07 100644
--- a/chrome/browser/ui/cocoa/event_utils_unittest.mm
+++ b/chrome/browser/ui/cocoa/event_utils_unittest.mm
@@ -4,6 +4,7 @@
 
 #import <objc/objc-class.h>
 
+#include "ui/base/events.h"
 #import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
 #include "chrome/browser/ui/cocoa/event_utils.h"
 #include "chrome/browser/ui/cocoa/test_event_utils.h"
@@ -58,4 +59,63 @@ TEST_F(EventUtilsTest, TestWindowOpenDispositionFromNSEvent) {
   EXPECT_EQ(NEW_WINDOW, event_utils::WindowOpenDispositionFromNSEvent(me));
 }
 
+TEST_F(EventUtilsTest, TestEventFlagsFromNSEvent) {
+  // Left click.
+  NSEvent* left = test_event_utils::MakeMouseEvent(NSLeftMouseUp, 0);
+  EXPECT_EQ(ui::EF_LEFT_BUTTON_DOWN,
+            event_utils::EventFlagsFromNSEvent(left));
+
+  // Right click.
+  NSEvent* right = test_event_utils::MakeMouseEvent(NSRightMouseUp, 0);
+  EXPECT_EQ(ui::EF_RIGHT_BUTTON_DOWN,
+            event_utils::EventFlagsFromNSEvent(right));
+
+  // Middle click.
+  NSEvent* middle = test_event_utils::MakeMouseEvent(NSOtherMouseUp, 0);
+  EXPECT_EQ(ui::EF_MIDDLE_BUTTON_DOWN,
+            event_utils::EventFlagsFromNSEvent(middle));
+
+  // Caps + Left
+  NSEvent* caps = test_event_utils::MakeMouseEvent(
+      NSLeftMouseUp, NSAlphaShiftKeyMask);
+  EXPECT_EQ(ui::EF_LEFT_BUTTON_DOWN | ui::EF_CAPS_LOCK_DOWN,
+            event_utils::EventFlagsFromNSEvent(caps));
+
+  // Shift + Left
+  NSEvent* shift = test_event_utils::MakeMouseEvent(
+      NSLeftMouseUp, NSShiftKeyMask);
+  EXPECT_EQ(ui::EF_LEFT_BUTTON_DOWN | ui::EF_SHIFT_DOWN,
+            event_utils::EventFlagsFromNSEvent(shift));
+
+  // Ctrl + Left
+  NSEvent* ctrl = test_event_utils::MakeMouseEvent(
+      NSLeftMouseUp, NSControlKeyMask);
+  EXPECT_EQ(ui::EF_LEFT_BUTTON_DOWN | ui::EF_CONTROL_DOWN,
+            event_utils::EventFlagsFromNSEvent(ctrl));
+
+  // Alt + Left
+  NSEvent* alt = test_event_utils::MakeMouseEvent(
+      NSLeftMouseUp, NSAlternateKeyMask);
+  EXPECT_EQ(ui::EF_LEFT_BUTTON_DOWN | ui::EF_ALT_DOWN,
+            event_utils::EventFlagsFromNSEvent(alt));
+
+  // Cmd + Left
+  NSEvent* cmd = test_event_utils::MakeMouseEvent(
+      NSLeftMouseUp, NSCommandKeyMask);
+  EXPECT_EQ(ui::EF_LEFT_BUTTON_DOWN | ui::EF_COMMAND_DOWN,
+            event_utils::EventFlagsFromNSEvent(cmd));
+
+  // Shift + Ctrl + Left
+  NSEvent* shiftctrl = test_event_utils::MakeMouseEvent(
+      NSLeftMouseUp, NSShiftKeyMask | NSControlKeyMask);
+  EXPECT_EQ(ui::EF_LEFT_BUTTON_DOWN | ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN,
+            event_utils::EventFlagsFromNSEvent(shiftctrl));
+
+  // Cmd + Alt + Right
+  NSEvent* cmdalt = test_event_utils::MakeMouseEvent(
+      NSLeftMouseUp, NSCommandKeyMask | NSAlternateKeyMask);
+  EXPECT_EQ(ui::EF_LEFT_BUTTON_DOWN | ui::EF_COMMAND_DOWN | ui::EF_ALT_DOWN,
+            event_utils::EventFlagsFromNSEvent(cmdalt));
+}
+
 }  // namespace