Method create_sorted_instances

Lib/test/test_compare.py:205–222

Create objects of type `class_` and return them in a list. `values` is a list of values that determines the value of data attribute `x` of each object. Objects in the returned list are sorted by their identity. They assigned values in `values` list order. By assig

(self, class_, values)

            CompLe, CompGe, CompLeGe)  # less/greater-or-equal group

    def create_sorted_instances(self, class_, values):
        """Create objects of type `class_` and return them in a list.

        `values` is a list of values that determines the value of data
        attribute `x` of each object.

        Objects in the returned list are sorted by their identity.  They
        assigned values in `values` list order.  By assign decreasing
        values to objects with increasing identities, testcases can assert
        that order comparison is performed by value and not by identity.
        """

        instances = [class_() for __ in range(len(values))]
        instances.sort(key=id)
        # Assign the provided values to the instances.
        for inst, value in zip(instances, values):
            inst.x = value
        return instances

    def assert_equality_only(self, a, b, equal):
        """Assert equality result and that ordering is not implemented.