add test_unique_theoryid_variations

validphys2/src/validphys/tests/test_scalevariationtheoryids.py

@@ -0,0 +1,18 @@
+import importlib.resources as resources
+
+from ruamel.yaml import YAML
+
+import validphys.scalevariations
+
+yaml = YAML()
+
+
+def test_unique_theoryid_variations():
+    """Check that for each theoryid there is only one set of scale variations in
+    scalevariationtheoryids.yaml
+    """
+    file_path = resources.files(validphys.scalevariations).joinpath("scalevariationtheoryids.yaml")
+    with file_path.open("r") as file:
+        data = yaml.load(file)
+    thids = [k["theoryid"] for k in data["scale_variations_for"]]
+    assert len(thids) == len(set(thids))