# pybsv - Backup, Synchronization, Versioning.
# Copyright (C) 2025  Simon Boyé
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.
"""Tests for cli_utils.py."""

from __future__ import annotations

from bsv.cli_utils import format_human_byte_size


def test_format_human_byte_size():
    assert format_human_byte_size(0) == "0B"
    assert format_human_byte_size(1) == "1B"
    assert format_human_byte_size(9) == "9B"
    assert format_human_byte_size(10) == "10B"
    assert format_human_byte_size(99) == "99B"
    assert format_human_byte_size(100) == "100B"
    assert format_human_byte_size(999) == "999B"
    assert format_human_byte_size(1000) == "1000B"
    assert format_human_byte_size(1023) == "1023B"
    assert format_human_byte_size(2**10) == "1KiB"
    assert format_human_byte_size(int(1.23456 * 2**10)) == "1.23KiB"
    assert format_human_byte_size(9 * 2**10) == "9KiB"
    assert format_human_byte_size(10 * 2**10 - 1) == "10KiB"
    assert format_human_byte_size(int(98.76543 * 2**10)) == "98.8KiB"
    assert format_human_byte_size(99 * 2**10 - 1) == "99KiB"
    assert format_human_byte_size(100 * 2**10 - 1) == "100KiB"
    assert format_human_byte_size(int(192.8374 * 2**10)) == "193KiB"
    assert format_human_byte_size(999 * 2**10 - 1) == "999KiB"
    assert format_human_byte_size(1000 * 2**10 - 1) == "1000KiB"
    assert format_human_byte_size(2**20 - 1) == "1MiB"
    assert format_human_byte_size(2**20) == "1MiB"
    assert format_human_byte_size(2**30) == "1GiB"
    assert format_human_byte_size(2**40) == "1TiB"
    assert format_human_byte_size(2**50) == "1PiB"
    assert format_human_byte_size(2**60) == "1EiB"
    assert format_human_byte_size(2**70) == "1ZiB"
    assert format_human_byte_size(2**80) == "1YiB"
    assert format_human_byte_size(2**90) == "1RiB"
    assert format_human_byte_size(2**100 - 2**80) == "1QiB"
    assert format_human_byte_size(2**100) == "1QiB"
    assert format_human_byte_size(2**110 - 2**90) == "1024QiB"
    assert format_human_byte_size(2**110) == "1024QiB"
    assert format_human_byte_size(2**120) == "1048576QiB"