#!/usr/bin/env python3

import unittest

from pgtoolkit import prettysize

class TestHumansize(unittest.TestCase):

    def test_humansize(self):

        psize = prettysize.prettysize_short

        expected = (

            (0, '0'),

            (1000, '1000'),

            (1024, '1K'),

            (1050, '1.03K'),

            (2050, '2K'),

            (333333, '325.52K'),

            (1048576, '1M'),

            (1050000, '1M'),

            (5555555, '5.3M'),

            (1073741824, '1G'),

            )

        for input, result in expected:

            self.assertEqual(psize(input), result)

if __name__ == '__main__':

    unittest.main()