#68 Add rule for switching layout

tests/rules/test_switch_lang.py

@@ -0,0 +1,18 @@
+# -*- encoding: utf-8 -*-
+
+from mock import Mock
+from thefuck.rules import switch_lang
+
+
+def test_match():
+    assert switch_lang.match(Mock(stderr='command not found: фзе-пуе',
+                                  script=u'фзе-пуе'), None)
+    assert not switch_lang.match(Mock(stderr='command not found: pat-get',
+                                      script=u'pat-get'), None)
+    assert not switch_lang.match(Mock(stderr='some info',
+                                      script=u'фзе-пуе'), None)
+
+
+def test_get_new_command():
+    assert switch_lang.get_new_command(
+        Mock(script=u'фзе-пуе штыефдд мшь'), None) == 'apt-get install vim'