Bring up fast user switcher on right-click of the avatar menu on Mac.

chrome/browser/ui/cocoa/profiles/avatar_button_unittest.mm

+// Copyright 2015 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.
+
+#import "chrome/browser/ui/cocoa/profiles/avatar_button.h"
+
+#import "base/mac/scoped_nsobject.h"
+#import "ui/events/test/cocoa_test_event_utils.h"
+#import "ui/gfx/test/ui_cocoa_test_helper.h"
+
+@interface AvatarButton (ExposedForTesting)
+- (void)performRightClick;
+@end
+
+@interface AvatarButtonTestObserver : NSObject
+@property BOOL clicked_;
+
+- (id)init;
+- (void)buttonRightClicked;
+@end
+
+@implementation AvatarButtonTestObserver
+@synthesize clicked_;
+
+- (id)init {
+  self.clicked_ = NO;
+  return self;
+}
+- (void)buttonRightClicked {
+  self.clicked_ = YES;
+}
+@end
+
+class AvatarButtonTest : public ui::CocoaTest {
+ public:
+  AvatarButtonTest() {
+    NSRect content_frame = [[test_window() contentView] frame];
+    base::scoped_nsobject<AvatarButton> button(
+        [[AvatarButton alloc] initWithFrame:content_frame]);
+    button_ = button.get();
+    [[test_window() contentView] addSubview:button_];
+  }
+
+  AvatarButton* button_;
+};
+
+TEST_F(AvatarButtonTest, RightClick) {
+  base::scoped_nsobject<AvatarButtonTestObserver> observer(
+      [[AvatarButtonTestObserver alloc] init]);
+  [button_ setTarget:observer.get()];
+  [button_ setRightAction:@selector(buttonRightClicked)];
+
+  ASSERT_FALSE(observer.get().clicked_);
+
+  [button_ performRightClick];
+  ASSERT_TRUE(observer.get().clicked_);
+}
+
+TEST_F(AvatarButtonTest, RightClickInView) {
+  base::scoped_nsobject<AvatarButtonTestObserver> observer(
+      [[AvatarButtonTestObserver alloc] init]);
+  [button_ setTarget:observer.get()];
+  [button_ setRightAction:@selector(buttonRightClicked)];
+
+  ASSERT_FALSE(observer.get().clicked_);
+
+  std::pair<NSEvent*, NSEvent*> events =
+      cocoa_test_event_utils::RightMouseClickInView(button_, 1);
+
+  [NSApp postEvent:events.second atStart:YES];
+  [NSApp sendEvent:events.first];
+
+  ASSERT_TRUE(observer.get().clicked_);
+}
+
+TEST_F(AvatarButtonTest, RightMouseUpOutOfView) {
+  base::scoped_nsobject<AvatarButtonTestObserver> observer(
+      [[AvatarButtonTestObserver alloc] init]);
+  [button_ setTarget:observer.get()];
+  [button_ setRightAction:@selector(buttonRightClicked)];
+
+  ASSERT_FALSE(observer.get().clicked_);
+
+  const NSRect bounds = [button_ convertRect:[button_ bounds] toView:nil];
+  const NSPoint downLocation = NSMakePoint(NSMidX(bounds), NSMidY(bounds));
+  NSEvent* down = cocoa_test_event_utils::MouseEventAtPointInWindow(
+      downLocation, NSRightMouseDown, [button_ window], 1);
+
+  const NSPoint upLocation = NSMakePoint(downLocation.x + bounds.size.width,
+                                         downLocation.y + bounds.size.height);
+  NSEvent* up = cocoa_test_event_utils::MouseEventAtPointInWindow(
+      upLocation, NSRightMouseUp, [button_ window], 1);
+
+  [NSApp postEvent:up atStart:YES];
+  [NSApp sendEvent:down];
+
+  ASSERT_FALSE(observer.get().clicked_);
+}