LP 348570 Core : Extending actions with the new properties, adding min /

max size to arrays

1 files changed, 22 insertions, 4 deletions

diff --git a/src/sugar/tutorius/constraints.py b/src/sugar/tutorius/constraints.py
index a666ecb..0e09664 100644
--- a/src/sugar/tutorius/constraints.py
+++ b/src/sugar/tutorius/constraints.py
@@ -81,10 +81,10 @@ class LowerLimitConstraint(ValueConstraint):
             raise LowerLimitConstraintError()
         return
 
-class SizeConstraintError(Exception):
+class MaxSizeConstraintError(Exception):
     pass
     
-class SizeConstraint(ValueConstraint):
+class MaxSizeConstraint(ValueConstraint):
     def validate(self, value):
         """
         Evaluate whether a given object is smaller than the given size when
@@ -94,9 +94,27 @@ class SizeConstraint(ValueConstraint):
         bigger than the limit.
         """
         if self.limit is not None:
-            if self.limit > len(value):
+            if self.limit >= len(value):
                 return
-            raise SizeConstraintError("Setter : trying to set value of length %d while limit is %d"%(len(value), self.limit))
+            raise MaxSizeConstraintError("Setter : trying to set value of length %d while limit is %d"%(len(value), self.limit))
+        return
+
+class MinSizeConstraintError(Exception):
+    pass
+    
+class MinSizeConstraint(ValueConstraint):
+    def validate(self, value):
+        """
+        Evaluate whether a given object is smaller than the given size when
+        run through len(). Great for string, lists and the like. ;)
+        
+        @raise SizeConstraintError If the length of the value is strictly
+        bigger than the limit.
+        """
+        if self.limit is not None:
+            if self.limit <= len(value):
+                return
+            raise MinSizeConstraintError("Setter : trying to set value of length %d while limit is %d"%(len(value), self.limit))
         return
 
 class ColorConstraintError(Exception):