Add test script

shlaxfile.py

@@ -1,11 +1,13 @@
 #!/usr/bin/env shlax
 from shlax.contrib.gitlab import *
 
+PYTEST = 'py.test -svv tests'
+
 gitlabci = GitLabCIConfig(
     Job('test',
         stage='test',
         image='yourlabs/python',
-        script='pip install -U .[test] && py.test -svv tests',
+        script='pip install -U .[test] && ' + PYTEST,
     ),
     Job('pypi',
         stage='deploy',
@@ -14,3 +16,8 @@ gitlabci = GitLabCIConfig(
         only=['tags']
     ),
 )
+
+test = Script(
+    gitlabci,
+    Run('gitlab-runner exec docker test'),
+)