def test_negative1(cls):
assert_equals(simplify_fraction(-3, 9), (-1,3))
def test_negative2(cls):
assert_equals(simplify_fraction(3, -9), (1,-3))
def test_noniteger_argument3(cls):
simplify_fraction("string1", "string2")
def test_zero_denominator(cls):
simplify_fraction(3, 0)
def test_noniteger_argument1(cls):
simplify_fraction("string", 3)
def test_noniteger_argument2(cls):
simplify_fraction(3, "string")
def test_noninteger_number3(cls):
simplify_fraction(3.14, 3.14)
def test_zero_numerator(cls):
assert_equals(simplify_fraction(0, 37), (0, 1))
def test_positive2(cls):
assert_equals(simplify_fraction(28, 37), (28, 37))
def test_positive1(cls):
assert_equals(simplify_fraction(28, 36), (7,9))
def test_negative3(cls):
assert_equals(simplify_fraction(-3, -9), (-1,-3))
