QA:Testcase i18n input method setup

Description

This test case is to set up the input method to get it working on the desktop.

How to test

• For GNOME3

1. Open the Settings window by clicking on the your name at the upper right corner
2. Click at the Region & Language icon.
3. Add your preferable input source and layout if not in Input Sources section.
4. Try to click the 2-letter language icon on the panel and select the input source
   1. or press the Super+space or a shortcut key which is configured in Typing section on Shortcuts tab at Keyboard configuration.

• For others

1. Select Input Method Selector from the desktop menu or run im-chooser from the terminal
2. Select Use IBus, then click Prefrences... at the right side.
3. Open Input Method tab
4. See if there are any input method engine you want to use.
   1. If not available, turn on Customize active input methods and select one from the pull down menu. then click Add button.
5. Click on the ibus icon and select the engine
   1. or press Super+space

Expected Results

• For GNOME3
  • It may depends on the order of the input source, 2 letter language or a symbol for engine should appears at the panel.
• For others
  • IBus icon should appears at the panel if ibus is running
• GUI and windows should be popped up and displayed without error.
• Every change should take effect.
• IBus is turned on when selecting the certain input source or pressing the shortcut key.