Add unittests for set runpath and validity

Author: andreas-el

tests/test_config_parsing/test_model_config.py

@@ -45,12 +45,24 @@ def test_default_model_config_ens_path(tmpdir):
 
 
 def test_default_model_config_run_path(tmpdir):
-    assert (
-        ModelConfig(
-            num_realizations=1,
-        ).runpath_format_string
-        == "simulations/realization-%d/iter-%d"
+    mc = ModelConfig(num_realizations=1)
+    assert mc.runpath_format_string == "simulations/realization-<IENS>/iter-<ITER>"
+    assert mc.is_valid_runpath() == True
+
+
+def test_invalid_model_config_run_path(tmpdir):
+    mc = ModelConfig(
+        num_realizations=1, runpath_format_string="realization-no-specifier"
     )
+    assert mc.runpath_format_string == None
+    assert mc.is_valid_runpath() == False
+
+
+def test_deprecated_model_config_run_path(tmpdir):
+    runpath = "simulations/realization-%d/iter-%d"
+    mc = ModelConfig(num_realizations=1, runpath_format_string=runpath)
+    assert mc.runpath_format_string == runpath
+    assert mc.is_valid_runpath() == True
 
 
 @given(config_generators())