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from tests.tester import quickTest
from visma.discreteMaths.combinatorics import factorial, permutation, combination
from visma.discreteMaths.statistics import ArithemeticMean, Mode, Median
def test_factorial():
assert quickTest("5", factorial) == "120.0"
assert quickTest("0", factorial) == "1"
assert quickTest("11", factorial) == "39916800.0"
assert quickTest("11 - 11", factorial) == "1"
def test_permutation():
assert quickTest("5;2", permutation) == "20.0"
assert quickTest("12;3", permutation) == "1320.0"
assert quickTest("10 + 2;5 - 2", permutation) == "1320.0"
assert quickTest("11;11", permutation) == "39916800.0"
def test_combination():
assert quickTest("5;2", combination) == "10.0"
assert quickTest("2;2", permutation) == "2.0"
assert quickTest("11;0", permutation) == "1.0"
assert quickTest("11;11 - 11", permutation) == "1.0"
def test_statistics():
assert quickTest([12, 1, -12, -1, 0], ArithemeticMean) == "0.0"
assert quickTest([11, 1, -2, -1, 0], ArithemeticMean) == "1.8"
assert quickTest([12, 12, 12, 12, 1, -12, -1, 0], Mode) == "Mode=12;ModeFrequency=4"
assert quickTest([-1, -1, 2, 3, 4, 5, 6], Mode) == "Mode=-1;ModeFrequency=2"
assert quickTest([1, 2, 3, 4, 5], Median) == "3"
assert quickTest([1, 2, 3, 4, 5, 12], Median) == "3.5"
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