Added reference to fixture dir to context in before_all.

tests/environment.py

@@ -1,13 +1,14 @@
 from gevent.monkey import patch_all; patch_all()
 import gevent
+import os
 from multiprocessing import Process
 
 from django import db
 from django.conf import settings
 from django.test.utils import setup_test_environment, teardown_test_environment
 from django.core.management import call_command
 
-from henchman import setup_environment
+from henchman import setup_test_environment
 setup_environment()
 
 from werkzeug.test import Client
@@ -20,6 +21,7 @@
 
 def before_all(context):
     setup_test_environment()
+    context._fixtures_dir = os.path.join(os.path.dirname(__file__), 'fixtures')
 
 def after_all(context):
     # clean up django test DB

tests/steps/snakefile.py

@@ -0,0 +1,10 @@
+import os
+
+@given(u'that we have a valid Snakefile')
+def step(context):
+    context.snakefile = os.path.join(context._fixtures_dir,
+                            'snakefile/valid_snakefile')
+
+@given(u'the Snakefile is executable')
+def step(context):
+    print context.snakefile