add unit tests

.github/workflows/pytest.yml

@@ -1,7 +1,7 @@
 # This workflow will install Python dependencies, run tests and lint with a single version of Python
 # For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
 
-name: run unit tests using pytest
+name: PyTest
 
 on:
   push:
@@ -33,4 +33,5 @@ jobs:
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
     - name: Test with pytest
       run: |
-        pytest
+        python -m pytest ./pytests
+

pytests/test_volumes.py

@@ -0,0 +1,19 @@
+import pytest
+
+from podman_compose import parse_short_mount
+
+@pytest.fixture
+def multi_propagation_mount_str():
+    return "/foo/bar:/baz:U,Z"
+
+
+def test_parse_short_mount_multi_propagation(multi_propagation_mount_str):
+    expected = {
+        "type": "bind",
+        "source": "/foo/bar",
+        "target": "/baz",
+        "bind": {
+            "propagation": "U,Z",
+        },
+    }
+    assert parse_short_mount(multi_propagation_mount_str, "/") == expected