Added test runner via nosetests

setup.py

@@ -42,7 +42,7 @@ setup(
     zip_safe=False,
     install_requires=install_requires,
     tests_require=tests_require,
-    test_suite='tests',
+    test_suite='tests.run_tests.run',
     extras_require={
         'test': tests_require
     },

tests/run_tests.py

@@ -0,0 +1,35 @@
+# -*- coding: utf8 -*-
+
+from __future__ import print_function
+
+import sys
+import atexit
+import nose
+
+from os.path import dirname, abspath
+
+
+DEFAULT_PARAMS = [
+    "nosetests",
+    "--with-coverage",
+    "--cover-package=breadability",
+    "--cover-erase",
+]
+
+
+@atexit.register
+def exit_function(msg="Shutting down"):
+    print(msg, file=sys.stderr)
+
+
+def run(argv=[]):
+    sys.exitfunc = exit_function
+
+    nose.run(
+        argv=DEFAULT_PARAMS + argv,
+        defaultTest=abspath(dirname(__file__)),
+    )
+
+
+if __name__ == "__main__":
+    run(sys.argv[1:])