Pull some code in from 2016 project; add tests

tests/test_blenderpack.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+
+import unittest
+import os.path
+import blenderpack
+
+class test_blenderpack_make_repo(unittest.TestCase):
+
+    helper_path = os.path.join('tests', 'test_helpers')
+
+    def test_extract_blinfo_from_file(self):
+        with open(os.path.join(self.helper_path, 'ivy_gen_blinfo.txt'), 'r') as f:
+            expectation = f.read()
+
+        reality = str(blenderpack.extract_blinfo(os.path.join(self.helper_path, 'addons', 'add_curve_ivygen.py')))
+        self.assertEqual(expectation, reality)
+        
+    def test_extract_blinfo_from_zip(self):
+        with open(os.path.join(self.helper_path, 'extra_objects_blinfo.txt'), 'r') as f:
+            expectation = f.read()
+
+        reality = str(blenderpack.extract_blinfo(os.path.join(self.helper_path, 'addons', 'add_curve_extra_objects.zip')))
+        self.assertEqual(expectation, reality)
+
+    # def test_validpath(self):
+    #     blenderpack.make_repo(os.path.join('test_helpers', 'addons'))
+
+