exo: Add ShellSurface::SetApplicationId.

components/exo/shell_surface_unittest.cc

 // 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.
 
 #include "base/message_loop/message_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/exo/buffer.h"
 #include "components/exo/shell_surface.h"
 #include "components/exo/surface.h"
 #include "components/exo/test/exo_test_base.h"
@@ skipping 65 matching lines @@
 }
 
 TEST_F(ShellSurfaceTest, SetTitle) {
   scoped_ptr<Surface> surface(new Surface);
   scoped_ptr<ShellSurface> shell_surface(new ShellSurface(surface.get()));
 
   shell_surface->SetTitle(base::string16(base::ASCIIToUTF16("test")));
   surface->Commit();
 }
 
+TEST_F(ShellSurfaceTest, SetApplicationId) {
+  scoped_ptr<Surface> surface(new Surface);
+  scoped_ptr<ShellSurface> shell_surface(new ShellSurface(surface.get()));
+
+  shell_surface->SetToplevel();
+  surface->Commit();
+  EXPECT_EQ("", ShellSurface::GetApplicationId(
+                    shell_surface->GetWidget()->GetNativeWindow()));
+  shell_surface->SetApplicationId("test");
+  EXPECT_EQ("test", ShellSurface::GetApplicationId(
+                        shell_surface->GetWidget()->GetNativeWindow()));
+}
+
 void DestroyShellSurface(scoped_ptr<ShellSurface>* shell_surface) {
   shell_surface->reset();
 }
 
 TEST_F(ShellSurfaceTest, Move) {
   scoped_ptr<Surface> surface(new Surface);
   scoped_ptr<ShellSurface> shell_surface(new ShellSurface(surface.get()));
 
   // Map shell surface.
   shell_surface->SetToplevel();
   surface->Commit();
 
   // Post a task that will destroy the shell surface and then start an
   // interactive move. The interactive move should end when surface is
   // destroyed.
   base::MessageLoopForUI::current()->PostTask(
       FROM_HERE,
       base::Bind(&DestroyShellSurface, base::Unretained(&shell_surface)));
   shell_surface->Move();
 }
 
 }  // namespace
 }  // namespace exo