--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/env/lib/python3.7/site-packages/prov/tests/test_dot.py	Thu May 14 14:56:58 2020 -0400
@@ -0,0 +1,37 @@
+"""
+Created on Aug 13, 2015
+
+@author: Trung Dong Huynh
+"""
+from __future__ import (absolute_import, division, print_function,
+                        unicode_literals)
+
+import unittest
+
+# Skipping SVG tests if pydot is not installed
+from pkgutil import find_loader
+if find_loader("pydot") is not None:
+
+    from prov.dot import prov_to_dot
+    from prov.tests.test_model import AllTestsBase
+    from prov.tests.utility import DocumentBaseTestCase
+
+
+    class SVGDotOutputTest(DocumentBaseTestCase, AllTestsBase):
+        """
+        One-way output SVG with prov.dot to exercise its code
+        """
+        MIN_SVG_SIZE = 850
+
+        def do_tests(self, prov_doc, msg=None):
+            dot = prov_to_dot(prov_doc)
+            svg_content = dot.create(format="svg")
+            # Very naive check of the returned SVG content as we have no way to check the graphical content
+            self.assertGreater(
+                len(svg_content), self.MIN_SVG_SIZE,
+                "The size of the generated SVG content should be greater than %d bytes" % self.MIN_SVG_SIZE
+            )
+
+
+if __name__ == '__main__':
+    unittest.main()