[gtk-doc] check: fix the test as a followup

[Stefan Sauer <stefkost src gnome org>]

commit 424ca2c1b6cb8c464164c045ac9a47b87e933aac
Author: Stefan Sauer <ensonic users sf net>
Date:   Fri Nov 30 21:57:17 2018 +0100

    check: fix the test as a followup
    
    Commit 566a0284e changed the behaviour, but did not run the tests.

 tests/check.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/tests/check.py b/tests/check.py
index 997aa6e..b91377c 100755
--- a/tests/check.py
+++ b/tests/check.py
@@ -48,7 +48,7 @@ class TestCheck(unittest.TestCase):
 
     def test_get_variable_empty_file(self):
         with self.assertRaises(check.FileFormatError) as ctx:
-            check.get_variable({'foo': 'bar'}, [], 'foo')
+            check.get_variable({}, [], 'foo')
         self.assertEqual(str(ctx.exception), 'foo')