Add a runner for unit tests.

(This is currently only the RIPEMD-160 test.)

Signed-off-by: Daira Hopwood <[email protected]>

README.md

@@ -17,6 +17,8 @@ after adjusting:
 - `poetry run SCRIPT_NAME [-t json|rust|zcash]`
   - `SCRIPT_NAME` is one of the scripts listed in `pyproject.toml`.
 
+To run unit tests, use ``poetry run test``.
+
 ## License
 
 Licensed under either of

pyproject.toml

@@ -62,3 +62,5 @@ orchard_note_encryption = "zcash_test_vectors.orchard.note_encryption:main"
 orchard_poseidon = "zcash_test_vectors.orchard.poseidon:main"
 orchard_poseidon_hash = "zcash_test_vectors.orchard.poseidon:hash_test_vectors"
 orchard_sinsemilla = "zcash_test_vectors.orchard.sinsemilla:main"
+
+test = "test:test"

test.py

@@ -0,0 +1,11 @@
+# Copyright (c) 2022 The Zcash developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or https://www.opensource.org/licenses/mit-license.php .
+
+import unittest
+
+def test():
+    loader = unittest.TestLoader()
+    suite = loader.discover('.', pattern='*.py')
+    runner = unittest.TextTestRunner()
+    runner.run(suite)