source: utilitiespy/test/immutablelist/PermutationOrderedWithoutReturnTest.py

from unittest.case import TestCase
from tudelft.utilities.immutablelist.FixedList import FixedList
from tudelft.utilities.immutablelist.PermutationsOrderedWithoutReturn import PermutationsOrderedWithoutReturn


class PermutationOrderedWithoutReturnTest(TestCase):
        def test1(self):
                source:FixedList[str]  = FixedList([ "a", "b", "c" ])
                p:PermutationsOrderedWithoutReturn[str]  = PermutationsOrderedWithoutReturn(source, 1)
                self.assertEqual(3, p.size())
                print("data=" + str(p) + "\n")
                self.assertEqual("[['c'],['b'],['a']]", str(p))

        def test2(self):
                source:FixedList[str]  = FixedList([ "a", "b", "c", "d"])
                p:PermutationsOrderedWithoutReturn[str]  = PermutationsOrderedWithoutReturn(source, 2)
                self.assertEqual(6, p.size())
                print("data=" + str(p) + "\n")
                self.assertEqual("[['c', 'd'],['b', 'd'],['b', 'c'],['a', 'd'],['a', 'c'],['a', 'b']]", str(p))