test_get_files_info.py

from functions.get_files_info import get_files_info

test_input = [
    ("Result for current directory:", "calculator", "."),
    ("Result for 'pkg' directory:", "calculator", "pkg"),
    ("Result for '/bin' directory:", "calculator", "/bin"),
    ("Result for '../' directory:", "calculator", "../"),
]

for test in test_input:
    print(f"{test[0]}")
    result = get_files_info(test[1], test[2])
    if result:
        print(f"  {result}")