[Mac] Touch Bar Support for Dialogs

ui/base/cocoa/touch_bar_util_unittest.mm

Index: ui/base/cocoa/touch_bar_util_unittest.mm
diff --git a/ui/base/cocoa/touch_bar_util_unittest.mm b/ui/base/cocoa/touch_bar_util_unittest.mm
new file mode 100644
index 0000000000000000000000000000000000000000..d0235c3056c02a3a4603947a19ef57f291a25e45
--- /dev/null
+++ b/ui/base/cocoa/touch_bar_util_unittest.mm
@@ -0,0 +1,33 @@
+// Copyright 2017 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 "ui/base/cocoa/touch_bar_util.h"
+
+#include "base/mac/foundation_util.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/platform_test.h"
+#import "ui/gfx/test/ui_cocoa_test_helper.h"
+
+namespace {
+
+const char kTestChromeBundleId[] = "test.bundleid";
+
+NSString* const kTestTouchBarId = @"test-touch-bar";
+
+NSString* const kTestTouchBarItemId = @"TEST-ITEM";
+
+}  // namespace
+
+class TouchBarUtilTest : public ui::CocoaTest {
+ public:
+  TouchBarUtilTest() {}
+};
+
+TEST_F(TouchBarUtilTest, TouchBarIdentifiers) {
+  base::mac::SetBaseBundleID(kTestChromeBundleId);
+  EXPECT_TRUE([ui::GetTouchBarId(kTestTouchBarId)
+      isEqualToString:@"test.bundleid.test-touch-bar"]);
+  EXPECT_TRUE([ui::GetTouchBarItemId(kTestTouchBarId, kTestTouchBarItemId)
+      isEqualToString:@"test.bundleid.test-touch-bar-TEST-ITEM"]);
+}