Adding more tests for ibus-gconf daemon.

client/site_tests/desktopui_IBusTest/desktopui_IBusTest.py

Index: client/site_tests/desktopui_IBusTest/desktopui_IBusTest.py
diff --git a/client/site_tests/desktopui_IBusTest/desktopui_IBusTest.py b/client/site_tests/desktopui_IBusTest/desktopui_IBusTest.py
index 7a4e2c8acb76c1102123a8556945cba46ad5d927..0f44f0ace0bc71e07117efa75786b13436c4cc2c 100644
--- a/client/site_tests/desktopui_IBusTest/desktopui_IBusTest.py
+++ b/client/site_tests/desktopui_IBusTest/desktopui_IBusTest.py
@@ -50,6 +50,16 @@ class desktopui_IBusTest(test.test):
 
 
     def test_config(self, type_name):
+        wrong_type_name = 'string'
+        if type_name == 'string':
+            wrong_type_name = 'int'
+        # First, write a dummy value which is not |type_name| type to make sure
+        # the second set_config overwrites this |wrong_type_name| value.
+        out = self.run_ibusclient('set_config %s' % wrong_type_name)
+        if not 'OK' in out:
+            raise error.TestFail('Failed to set %s value to '
+                                 'the ibus config service' % wrong_type_name)
+        # Then overwrite a value of |type_name| type.
         out = self.run_ibusclient('set_config %s' % type_name)
         if not 'OK' in out:
             raise error.TestFail('Failed to set %s value to '
@@ -84,7 +94,9 @@ class desktopui_IBusTest(test.test):
                                         'deps/ibusclient/ibusclient')
             self.test_reachable()
             self.test_supported_engines()
-            for type_name in ['boolean', 'int', 'double', 'string']:
+            for type_name in ['boolean', 'int', 'double', 'string',
+                              'boolean_list', 'int_list', 'double_list',
+                              'string_list']:
                 self.test_config(type_name)
         finally:
             # If we started logged out, log back out.