Split cocoa_event_utils in two parts.

ui/events/cocoa/cocoa_event_utils_unittest.mm

Index: ui/events/cocoa/cocoa_event_utils_unittest.mm
diff --git a/ui/events/cocoa/cocoa_event_utils_unittest.mm b/ui/events/cocoa/cocoa_event_utils_unittest.mm
new file mode 100644
index 0000000000000000000000000000000000000000..21e011c2a13c85127d0299c2731e52108b5c521b
--- /dev/null
+++ b/ui/events/cocoa/cocoa_event_utils_unittest.mm
@@ -0,0 +1,79 @@
+// Copyright 2013 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 "ui/events/cocoa/cocoa_event_utils.h"
+
+#import <objc/objc-class.h>
+
+#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/platform_test.h"
+#include "ui/events/event_constants.h"
+#include "ui/events/event_utils.h"
+#import "ui/events/test/cocoa_test_event_utils.h"
+#import "ui/gfx/test/ui_cocoa_test_helper.h"
+
+namespace ui {
+
+namespace {
+
+class CocoaEventUtilsTest : public CocoaTest {
+};
+
+TEST_F(CocoaEventUtilsTest, EventFlagsFromNative) {
+  // Left click.
+  NSEvent* left = cocoa_test_event_utils::MouseEventWithType(NSLeftMouseUp, 0);
+  EXPECT_EQ(EF_LEFT_MOUSE_BUTTON, EventFlagsFromNative(left));
+
+  // Right click.
+  NSEvent* right = cocoa_test_event_utils::MouseEventWithType(NSRightMouseUp,
+                                                              0);
+  EXPECT_EQ(EF_RIGHT_MOUSE_BUTTON, EventFlagsFromNative(right));
+
+  // Middle click.
+  NSEvent* middle = cocoa_test_event_utils::MouseEventWithType(NSOtherMouseUp,
+                                                               0);
+  EXPECT_EQ(EF_MIDDLE_MOUSE_BUTTON, EventFlagsFromNative(middle));
+
+  // Caps + Left
+  NSEvent* caps = cocoa_test_event_utils::MouseEventWithType(
+      NSLeftMouseUp, NSAlphaShiftKeyMask);
+  EXPECT_EQ(EF_LEFT_MOUSE_BUTTON | EF_CAPS_LOCK_DOWN,
+            EventFlagsFromNative(caps));
+
+  // Shift + Left
+  NSEvent* shift = cocoa_test_event_utils::MouseEventWithType(NSLeftMouseUp,
+                                                              NSShiftKeyMask);
+  EXPECT_EQ(EF_LEFT_MOUSE_BUTTON | EF_SHIFT_DOWN, EventFlagsFromNative(shift));
+
+  // Ctrl + Left
+  NSEvent* ctrl = cocoa_test_event_utils::MouseEventWithType(NSLeftMouseUp,
+                                                             NSControlKeyMask);
+  EXPECT_EQ(EF_LEFT_MOUSE_BUTTON | EF_CONTROL_DOWN, EventFlagsFromNative(ctrl));
+
+  // Alt + Left
+  NSEvent* alt = cocoa_test_event_utils::MouseEventWithType(NSLeftMouseUp,
+                                                            NSAlternateKeyMask);
+  EXPECT_EQ(EF_LEFT_MOUSE_BUTTON | EF_ALT_DOWN, EventFlagsFromNative(alt));
+
+  // Cmd + Left
+  NSEvent* cmd = cocoa_test_event_utils::MouseEventWithType(NSLeftMouseUp,
+                                                            NSCommandKeyMask);
+  EXPECT_EQ(EF_LEFT_MOUSE_BUTTON | EF_COMMAND_DOWN, EventFlagsFromNative(cmd));
+
+  // Shift + Ctrl + Left
+  NSEvent* shiftctrl = cocoa_test_event_utils::MouseEventWithType(
+      NSLeftMouseUp, NSShiftKeyMask | NSControlKeyMask);
+  EXPECT_EQ(EF_LEFT_MOUSE_BUTTON | EF_SHIFT_DOWN | EF_CONTROL_DOWN,
+            EventFlagsFromNative(shiftctrl));
+
+  // Cmd + Alt + Right
+  NSEvent* cmdalt = cocoa_test_event_utils::MouseEventWithType(
+      NSLeftMouseUp, NSCommandKeyMask | NSAlternateKeyMask);
+  EXPECT_EQ(EF_LEFT_MOUSE_BUTTON | EF_COMMAND_DOWN | EF_ALT_DOWN,
+            EventFlagsFromNative(cmdalt));
+}
+
+}  // namespace
+
+}  // namespace ui