def test_cartesian_product_downturn():
"""empty product"""
# run test
paths = cartesian_product()
# check
assert paths == []
def test_cartesian_product_downturn():
"""empty product"""
# run test
paths = cartesian_product()
# check
assert paths == []
def test_cartesian_product_endorse():
"""cartesian product of strings"""
# run test
paths = cartesian_product(['A', 'B', 'C'], ['a', 'b', 'c'], 'f')
# check
assert set(str(p) for p in paths) == set([
'A/a/f', 'A/b/f', 'A/c/f',
'B/a/f', 'B/b/f', 'B/c/f',
'C/a/f', 'C/b/f', 'C/c/f',
])
def test_cartesian_product_negative():
"""cartesian product of paths"""
# run test
paths = cartesian_product(
[to_path('A'), to_path('B'), to_path('C')],
['a', 'b', 'c'],
'f'
)
# check
assert set(str(p) for p in paths) == set([
'A/a/f', 'A/b/f', 'A/c/f',
'B/a/f', 'B/b/f', 'B/c/f',
'C/a/f', 'C/b/f', 'C/c/f',
])
def test_cartesian_product_endorse():
"""cartesian product of strings"""
# run test
paths = cartesian_product(["A", "B", "C"], ["a", "b", "c"], "f")
# check
assert set(str(p) for p in paths) == set([
"A/a/f",
"A/b/f",
"A/c/f",
"B/a/f",
"B/b/f",
"B/c/f",
"C/a/f",
"C/b/f",
"C/c/f",
])
def test_cartesian_product_negative():
"""cartesian product of paths"""
# run test
paths = cartesian_product(
[to_path("A"), to_path("B"), to_path("C")], ["a", "b", "c"], "f")
# check
assert set(str(p) for p in paths) == set([
"A/a/f",
"A/b/f",
"A/c/f",
"B/a/f",
"B/b/f",
"B/c/f",
"C/a/f",
"C/b/f",
"C/c/f",
])
