# import the function
from greatest_common_divisor import greatest_common_divisor
#      name of .py file             name of function

"""
The following tests are performed:

| num1 | num2 | GCD |
|------|------|-----|
| 12   | 18   | 6   |
| 10   | 15   | 5   |
| 1024 | 192  | 64  |
| 100  | 1000 | 100 |
| 1000 | 100  | 100 |
| 23   | 23   | 23  |
"""

expected = 6
output = greatest_common_divisor(12, 18)
if output != expected:
    print("FAILED the following test:")
print("greatest_common_divisor(12, 18) returned", output, "should be", expected)

expected = 5
output = greatest_common_divisor(10, 15)
if output != expected:
    print("FAILED the following test:")
print("greatest_common_divisor(10, 15) returned", output, "should be", expected)

expected = 64
output = greatest_common_divisor(1024, 192)
if output != expected:
    print("FAILED the following test:")
print("greatest_common_divisor(1024, 192) returned", output, "should be", expected)

expected = 100
output = greatest_common_divisor(100, 1000)
if output != expected:
    print("FAILED the following test:")
print("greatest_common_divisor(100, 1000) returned", output, "should be", expected)

expected = 100
output = greatest_common_divisor(1000, 100)
if output != expected:
    print("FAILED the following test:")
print("greatest_common_divisor(1000, 100) returned", output, "should be", expected)

expected = 23
output = greatest_common_divisor(23, 23)
if output != expected:
    print("FAILED the following test:")
print("greatest_common_divisor(23, 23) returned", output, "should be", expected)