This changelist represents the necessary merger of two others:...

chrome/browser/cocoa/event_utils_unittest.mm

+// Copyright (c) 2009 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 <objc/objc-class.h>
+
+#import "chrome/browser/cocoa/cocoa_test_helper.h"
+#include "chrome/browser/cocoa/event_utils.h"
+#include "chrome/browser/cocoa/test_event_utils.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+// We provide a donor class with a specially modified |modifierFlags|
+// implementation that we swap with NSEvent's. This is because we can't create a
+// NSEvent that represents a middle click with modifiers.
+@interface TestEvent : NSObject
+@end
+@implementation TestEvent
+- (NSUInteger)modifierFlags { return NSShiftKeyMask; }
+@end
+
+namespace {
+
+class EventUtilsTest : public testing::Test {
+ private:
+  CocoaTestHelper cocoa_helper_;  // Inits Cocoa, creates window, etc...
+};
+
+TEST_F(EventUtilsTest, TestWindowOpenDispositionFromNSEvent) {
+  // Left Click = same tab.
+  NSEvent* me = test_event_utils::MakeMouseEvent(NSLeftMouseUp, 0);
+  EXPECT_EQ(CURRENT_TAB, event_utils::WindowOpenDispositionFromNSEvent(me));
+
+  // Middle Click = new background tab.
+  me = test_event_utils::MakeMouseEvent(NSOtherMouseUp, 0);
+  EXPECT_EQ(NEW_BACKGROUND_TAB,
+            event_utils::WindowOpenDispositionFromNSEvent(me));
+
+  // Shift+Middle Click = new foreground tab.
+  {
+    ScopedClassSwizzler swizzler([NSEvent class], [TestEvent class],
+                                 @selector(modifierFlags));
+    me = test_event_utils::MakeMouseEvent(NSOtherMouseUp, NSShiftKeyMask);
+    EXPECT_EQ(NEW_FOREGROUND_TAB,
+              event_utils::WindowOpenDispositionFromNSEvent(me));
+  }
+
+  // Cmd+Left Click = new background tab.
+  me = test_event_utils::MakeMouseEvent(NSLeftMouseUp, NSCommandKeyMask);
+  EXPECT_EQ(NEW_BACKGROUND_TAB,
+            event_utils::WindowOpenDispositionFromNSEvent(me));
+
+  // Cmd+Shift+Left Click = new foreground tab.
+  me = test_event_utils::MakeMouseEvent(NSLeftMouseUp, NSCommandKeyMask | NSShiftKeyMask);
+  EXPECT_EQ(NEW_FOREGROUND_TAB,
+            event_utils::WindowOpenDispositionFromNSEvent(me));
+
+  // Shift+Left Click = new window
+  me = test_event_utils::MakeMouseEvent(NSLeftMouseUp, NSShiftKeyMask);
+  EXPECT_EQ(NEW_WINDOW, event_utils::WindowOpenDispositionFromNSEvent(me));
+}
+
+}  // namespace