Refined memory schema (4Mi to 99Gi)

Author: Alan Christie

decoder/schema.yaml

@@ -149,12 +149,11 @@ definitions:
     maximum: 32
 
   # A kubernetes memory declaration.
-  # Here we only accept between 1 and 4 numbers
-  # and force a restricted suffix (Mi or Gi)
+  # Here we allow a 4-digit Mi value (minimum of 4Mi)
+  # or a 2-digit Gi value (minimum of 1G).
   memory:
     type: string
-    minLength: 1
-    pattern: '^[1-9][0-9]{0,3}(Gi|Mi)$'
+    pattern: '^(([4-9]|[1-9][0-9]{1,3})Mi|[1-9][0-9]{0,1}Gi)$'
 
   # Image environment definitions.
   environment:

tests/test_validate_job_schema.py

@@ -98,11 +98,11 @@ def test_validate_image_memory_32gi():
     assert error is None
 
 
-def test_validate_image_memory_500Mi():
+def test_validate_image_memory_4mi():
     # Arrange
     text: Dict[str, Any] = deepcopy(_MINIMAL)
     demo_job: Dict[str, Any] = text['jobs']['demo']
-    demo_job['image']['memory'] = '500Mi'
+    demo_job['image']['memory'] = '4Mi'
 
     # Act
     error = decoder.validate_job_schema(text)