diff --git a/core/tests/params.py b/core/tests/params.py
new file mode 100644
index 00000000..e49711f6
--- /dev/null
+++ b/core/tests/params.py
@@ -0,0 +1,34 @@
+import pytest
+import json
+import yaml
+
+from lls_core.models.output import SaveFileType
+
+inputs = pytest.mark.parametrize(
+    ["path"], [
+    ("RBC_tiny.czi", ),
+    ("RBC_lattice.tif", ),
+    ("LLS7_t1_ch1.czi", ),
+    ("LLS7_t1_ch3.czi", ),
+    ("LLS7_t2_ch1.czi", ),
+    ("LLS7_t2_ch3.czi", ),
+    ("multich_multi_time.tif", ),
+])
+parameterized = pytest.mark.parametrize("args", [
+    {"skew": "X"},
+    {"skew": "Y"},
+    {"angle": 30},
+    {"angle": 90},
+    {"physical_pixel_sizes": (1, 1, 1)},
+    {"save_type": SaveFileType.h5},
+    {"save_type": SaveFileType.tiff},
+
+    # # Cropping enabled
+    # {"crop": {"roi_list": []}}core/lls_core/cropping.py,
+])
+
+# Allows parameterisation over two serialization formats
+config_types = pytest.mark.parametrize(["save_func", "cli_param"], [
+     (json.dump, "--json-config"),
+     (yaml.safe_dump, "--yaml-config")
+])