Makes a window that has been resized to maximized bounds, then maximized and then restored shrink

ash/wm/window_state_unittest.cc

Index: ash/wm/window_state_unittest.cc
diff --git a/ash/wm/window_state_unittest.cc b/ash/wm/window_state_unittest.cc
index b81f4ca5e74a6cb588f3704c7563291f97fc60e8..cef8fbbe25304830a70be20b3c77c78a07f013b6 100644
--- a/ash/wm/window_state_unittest.cc
+++ b/ash/wm/window_state_unittest.cc
@@ -312,6 +312,26 @@ TEST_F(WindowStateTest, StateSwapRestore) {
   EXPECT_FALSE(window_state->IsMaximized());
 }
 
+// Tests that a window that had same bounds as the work area shrinks after the
+// window is maximized and then restored.
+TEST_F(WindowStateTest, RestoredWindowBoundsShrink) {
+  scoped_ptr<aura::Window> window(CreateTestWindowInShellWithId(0));
+  WindowState* window_state = GetWindowState(window.get());
+  EXPECT_FALSE(window_state->IsMaximized());
+  gfx::Rect work_area =
+      ash::Shell::GetScreen()->GetPrimaryDisplay().work_area();
+
+  window->SetBounds(work_area);
+  window_state->Maximize();
+  EXPECT_TRUE(window_state->IsMaximized());
+  EXPECT_EQ(work_area.ToString(), window->bounds().ToString());
+
+  window_state->Restore();
+  EXPECT_FALSE(window_state->IsMaximized());
+  EXPECT_NE(work_area.ToString(), window->bounds().ToString());
+  EXPECT_TRUE(work_area.Contains(window->bounds()));
+}
+
 // TODO(skuhne): Add more unit test to verify the correctness for the restore
 // operation.