learn-python/src/operators/test_arithmetic.py at master · bboychencan/learn-python

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"""Arithmetic operators

@see: https://www.w3schools.com/python/python_operators.asp

Arithmetic operators are used with numeric values to perform common mathematical operations

"""

def test_arithmetic_operators():

"""Arithmetic operators"""

# Addition.

assert 5 + 3 == 8

# Subtraction.

assert 5 - 3 == 2

# Multiplication.

assert 5 * 3 == 15

assert isinstance(5 * 3, int)

# Division.

# Result of division is float number.

assert 5 / 3 == 1.6666666666666667

assert 8 / 4 == 2

assert isinstance(5 / 3, float)

assert isinstance(8 / 4, float)

# Modulus.

assert 5 % 3 == 2

# Exponentiation.

assert 5 ** 3 == 125

assert 2 ** 3 == 8

assert 2 ** 4 == 16

assert 2 ** 5 == 32

assert isinstance(5 ** 3, int)

# Floor division.

assert 5 // 3 == 1

assert 6 // 3 == 2

assert 7 // 3 == 2

assert 9 // 3 == 3

assert isinstance(5 // 3, int)

def test_my_arithetic_operators():

"""my operators"""

# addition

assert 5 + 5 == 10

# subtraction

assert 90 - 90.0 == 0.0

assert isinstance(5 / 3, float)

assert isinstance(4 / 2, float)

assert 8 + 8 == 16

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