Implement missing lexer test.

JoaRiski · Oct 13, 2015 · 6c52d0f · 6c52d0f
1 parent f84c6a6
commit 6c52d0f
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/tests/core_language/test_lexer.py b/tests/core_language/test_lexer.py
@@ -199,6 +199,10 @@ def test_lex_reports_useful_unknown_character_error():
         lex_one(u'\u203B')
     assert u'Syntax Error GraphQL (1:1) Unexpected character "\\u203b"' in excinfo.value.message
 
+    with raises(LanguageError) as excinfo:
+        lex_one(u'\u200b')
+    assert u'Syntax Error GraphQL (1:1) Unexpected character "\\u200b"' in excinfo.value.message
+
 
 def test_lex_reports_useful_information_for_dashes_in_names():
     q = u'a-b'