Add test for gardenlinux.features.CName

Signed-off-by: Tobias Wolf <[email protected]>

Author: NotTheEvilOne

tests/features/test_cname.py

@@ -0,0 +1,32 @@
+import pytest
+
+from gardenlinux.features import CName
+
+
+@pytest.mark.parametrize(
+    "input_cname, expected_output",
+    [
+        (
+            "aws-gardener_prod",
+            "aws-gardener_prod",
+        ),
+        (
+            "metal-khost_dev",
+            "metal-khost_dev",
+        ),
+        (
+            "metal_pxe",
+            "metal_pxe",
+        ),
+    ],
+)
+def test_cname_flavor(input_cname: str, expected_output: dict):
+    """
+    Tests if cname returns the dict with expected features.
+
+    If you discover that this test failed, you may want to verify if the included
+    features have changed since writing this test. In this case, update the expected output accordingly.
+    You can print the output of cname so you have the dict in the expected format.
+    """
+    cname = CName(input_cname)
+    assert cname.flavor == expected_output