From b642de6fe88fa9130f96d30f15b8e5f2c95cf4db Mon Sep 17 00:00:00 2001
From: J08nY
Date: Thu, 31 Aug 2023 15:40:57 +0200
Subject: More tests for point coordinate conversion.

---
 pyecsca/ec/params.py | 2 +-
 pyecsca/ec/point.py  | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

(limited to 'pyecsca/ec')

diff --git a/pyecsca/ec/params.py b/pyecsca/ec/params.py
index 8f3d092..19ed974 100644
--- a/pyecsca/ec/params.py
+++ b/pyecsca/ec/params.py
@@ -214,7 +214,7 @@ def _create_params(curve, coords, infty):
                 else:
                     raise_unsatisified_assumption(
                         getconfig().ec.unsatisfied_coordinate_assumption_action,
-                        f"Coordinate model {coord_model} has an unsatisifed assumption on the {param} parameter (0 = {expr})."
+                        f"Coordinate model {coord_model} has an unsatisifed assumption on the {param} parameter (0 = {expr} mod {field})."
                     )
 
     # Construct the point at infinity
diff --git a/pyecsca/ec/point.py b/pyecsca/ec/point.py
index f682225..e1814de 100644
--- a/pyecsca/ec/point.py
+++ b/pyecsca/ec/point.py
@@ -82,7 +82,7 @@ class Point:
                     pass
             result_variables = set(map(lambda x: x.result, ops))
             if not result_variables.issuperset(affine_model.variables):
-                raise NotImplementedError
+                raise NotImplementedError(f"Coordinate model does have affine mapping function ({result_variables})")
             result = {}
             locls = {**self.coords}
             for op in ops:
@@ -160,7 +160,7 @@ class Point:
         """
         Test whether this point is equal to :paramref:`~.equals_scaled.other` using the "z" scaling formula.
 
-        The "z" scalig formula maps the projective class to a single representative.
+        The "z" scaling formula maps the projective class to a single representative.
 
         :param other: The point to compare
         :raises ValueError: If the "z" formula is not available for the coordinate system.
-- 
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