Tidy test

Author: wxtim

metomi/rose/tests/test_checksum.py

@@ -37,9 +37,16 @@ def test__get_hexdigest_path(tmp_path):
         assert _get_hexdigest('md5', handle) == expect
 
 
-def test_get_hexdigest_symlinks(tmp_path):
+def test_get_hexdigest_symlink(tmp_path):
+    """Function converts symlinks to non-existent files to hexdigest
+    of the target path.
+
+    https://github.com/metomi/rose/issues/2946
+    """
     link = tmp_path / 'link'
     missing = tmp_path / 'missing'
     # missing.touch()
     link.symlink_to(missing)
-    assert _get_hexdigest('md5', str(missing)) == md5(b'missing').hexdigest()
+    result = _get_hexdigest('md5', str(link)) 
+    control = md5(str(missing).encode()).hexdigest()
+    assert result == control