Do not ship test suite with actual project

tests/test_hierarchy.py

@@ -0,0 +1,28 @@
+import doctest
+import unittest
+
+from hypothesis import given
+from hypothesis.strategies import booleans, characters, iterables, one_of, none, text
+from pathlib import Path
+from rbackup.hierarchy.hierarchy import Hierarchy
+
+# ========== Constants ==========
+TESTING_MODULE = "rbackup.hierarchy.hierarchy"
+
+
+# ========== Functions ==========
+def load_tests(loader, tests, ignore):
+    tests.addTests(doctest.DocTestSuite(TESTING_MODULE))
+    return tests
+
+
+# ========== Tests ==========
+class TestHierarchyPaths(unittest.TestCase):
+    @given(one_of(text(), characters()))
+    def test_returns_correct_path(self, p):
+        self.assertEqual(Path(p), Hierarchy(p).path)
+
+    @given(one_of(iterables(elements=none()), booleans()))
+    def test_raises_value_error(self, p):
+        with self.assertRaises(TypeError):
+            Hierarchy(p)