unittests now exit 1 when a test fails

.travis.yml

@@ -2,7 +2,7 @@ language: python
 sudo: required
 dist: xenial
 services: postgresql
-before_script:
+before_script: # setup postgres db
   - psql -f server/setup/internal/setup_database.sql -U postgres
 python:
   - "3.5"

README.md

@@ -1,4 +1,4 @@
-# Imaging
+# Imaging [![Build Status](https://travis-ci.com/BYU-AUVSI/imaging.png)](https://travis-ci.com/BYU-AUVSI/imaging)
 
 This package contains all the code used by the imaging subsystem.
 

server/src/test.py

@@ -1,6 +1,10 @@
 #!/usr/bin/env python
-import unittest
+import unittest, sys
 
-if __name__ == "__main__":
+def main():
     suite = unittest.TestLoader().discover('.', pattern = "*_test.py")
-    unittest.TextTestRunner(verbosity=2).run(suite)
+    results = unittest.TextTestRunner(verbosity=2).run(suite)
+    sys.exit(not results.wasSuccessful())
+
+if __name__ == "__main__":
+    main()