def test_init():
"""Testing init"""
fraction = Fraction(1, 3)
assert isinstance(fraction, Fraction)
def test_init_simplification():
"""Testing init with gcd"""
fraction = Fraction(4, 6)
assert fraction == Fraction(2, 3)
def test_eq_error():
"""Testing equality operator error"""
with pytest.raises(TypeError) as excinfo:
Fraction(1, 3) == 1
exception_msg = excinfo.value.args[0]
assert exception_msg == "Can only compare Fractions"
def test_truediv_error():
"""Testing true division operator error"""
with pytest.raises(TypeError) as excinfo:
Fraction(1, 3) / "1"
exception_msg = excinfo.value.args[0]
assert exception_msg == "Can only divide two Fractions"
def test_get_denominator():
"""Testing denominator getter"""
fraction = Fraction(1, 3)
assert fraction.get_denominator() == 3
def test_str():
"""Testing __str__method"""
fraction = Fraction(6, 4)
assert str(fraction) == "1 1/2"
def test_sub():
"""Testing subtraction operator"""
assert (Fraction(1, 3) - Fraction(2, 3)) == Fraction(-1, 3)
def test_get_numerator():
"""Testing numerator getter"""
fraction = Fraction(1, 3)
assert fraction.get_numerator() == 1
def test_add():
"""Testing addition operator"""
assert (Fraction(1, 3) + Fraction(2, 3)) == Fraction(1, 1)
def test_add_error():
"""Testing addition operator error"""
with pytest.raises(TypeError) as excinfo:
Fraction(1, 3) + "1"
exception_msg = excinfo.value.args[0]
assert exception_msg == "Can only add two Fractions"
def test_ge_error():
"""Testing greater-than-or-equal operator error"""
with pytest.raises(TypeError) as excinfo:
Fraction(1, 3) >= 1
exception_msg = excinfo.value.args[0]
assert exception_msg == "Can only compare Fractions"
def test_ge():
"""Testing greater-than-or-equal operator"""
assert Fraction(1, 3) >= Fraction(1, 4)
assert Fraction(1, 3) >= Fraction(2, 6)
assert Fraction(1, 2) <= Fraction(2, 3)
assert Fraction(1, 2) <= Fraction(2, 4)
def test_gt():
"""Testing greater-than operator"""
assert Fraction(1, 3) > Fraction(1, 4)
assert Fraction(1, 2) < Fraction(2, 3)
def test_init_numerator_error_2():
"""Testing numerator error"""
with pytest.raises(TypeError) as excinfo:
Fraction("1", 2)
exception_msg = excinfo.value.args[0]
assert exception_msg == "Numerator must be an integer number"
def test_sub_error():
"""Testing subtraction operator error"""
with pytest.raises(TypeError) as excinfo:
Fraction(1, 3) - "1"
exception_msg = excinfo.value.args[0]
assert exception_msg == "Can only subtract two Fractions"
def test_init_denominator_error_2():
"""Testing denominator error"""
with pytest.raises(TypeError) as excinfo:
new_fraction = Fraction(1, "2")
exception_msg = excinfo.value.args[0]
assert exception_msg == "Denominator must be an integer number"
def test_mul():
"""Testing multiplication operator"""
assert (Fraction(1, 3) * Fraction(2, 3)) == Fraction(2, 9)
def test_get_numerator_2():
"""Testing numerator property"""
fraction = Fraction(1, 3)
assert fraction.numerator == 1
def test_mul_error():
"""Testing multiplication operator error"""
with pytest.raises(TypeError) as excinfo:
Fraction(1, 3) * "1"
exception_msg = excinfo.value.args[0]
assert exception_msg == "Can only multiply two Fractions"
def test_get_denominator_2():
"""Testing denominator property"""
fraction = Fraction(1, 3)
assert fraction.denominator == 3
def test_truediv():
"""Testing true division operator"""
assert (Fraction(1, 3) / Fraction(2, 3)) == Fraction(1, 2)
def test_repr():
"""Testing __repr__method"""
fraction = Fraction(6, 4)
assert repr(fraction) == "Fraction(3, 2)"
def test_eq():
"""Testing equality operator"""
fraction1 = Fraction(1, 3)
fraction2 = Fraction(2, 6)
assert fraction1 == fraction2