adapt formulas to new price system

counter/tests/test_formula.py

@@ -7,12 +7,7 @@ from counter.forms import ProductFormulaForm
 class TestFormulaForm(TestCase):
     @classmethod
     def setUpTestData(cls):
-        cls.products = product_recipe.make(
-            selling_price=iter([1.5, 1, 1]),
-            special_selling_price=iter([1.4, 0.9, 0.9]),
-            _quantity=3,
-            _bulk_create=True,
-        )
+        cls.products = product_recipe.make(_quantity=3, _bulk_create=True)
 
     def test_ok(self):
         form = ProductFormulaForm(
@@ -26,23 +21,6 @@ class TestFormulaForm(TestCase):
         assert formula.result == self.products[0]
         assert set(formula.products.all()) == set(self.products[1:])
 
-    def test_price_invalid(self):
-        self.products[0].selling_price = 2.1
-        self.products[0].save()
-        form = ProductFormulaForm(
-            data={
-                "result": self.products[0].id,
-                "products": [self.products[1].id, self.products[2].id],
-            }
-        )
-        assert not form.is_valid()
-        assert form.errors == {
-            "result": [
-                "Le résultat ne peut pas être plus cher "
-                "que le total des autres produits."
-            ]
-        }
-
     def test_product_both_in_result_and_products(self):
         form = ProductFormulaForm(
             data={