Add test for GMEU entry 'a'

tests/test_gmeu/test_a.py

@@ -0,0 +1,20 @@
+"""Test GMEU entry 'a'."""
+
+from proselint.tools import assert_error
+from nose import SkipTest
+
+
+def test_a():
+    """Use the correct determiner."""
+    raise SkipTest
+
+    sentences = [
+        "Ezra gave an eulogy more unique.",
+        "What capital of an European country is the farthest north?",
+        "His sole reward was an one-year term as Ambassador to Thailand."
+    ]
+
+    error_check_name = "uncomparables.misc"
+
+    for sentence in sentences:
+        yield assert_error, sentence, error_check_name