Make the pcre check for a more compliant implementation

asottile · asottile · commit f8c82f99fdcf · 2016-04-07T21:33:10.000-07:00
diff --git a/testing/util.py b/testing/util.py
@@ -75,8 +75,8 @@ def cmd_output_mocked_pre_commit_home(*args, **kwargs):
 
 
 def platform_supports_pcre():
-    output = cmd_output('grep', '-P', 'setup', 'setup.py', retcode=None)
-    return output[0] == 0 and 'from setuptools import setup' in output[1]
+    output = cmd_output('grep', '-P', "name='pre", 'setup.py', retcode=None)
+    return output[0] == 0 and "name='pre_commit'," in output[1]
 
 
 xfailif_no_pcre_support = pytest.mark.xfail(
