# -*- coding: utf-8 -*-
import unittest
from unittest import TestCase
from semver import compare
from semver import match
from semver import parse
from semver import format_version
from semver import bump_major
from semver import bump_minor
from semver import bump_patch
from semver import bump_prerelease
from semver import bump_build
from semver import min_ver
from semver import max_ver
class TestSemver(TestCase):
def test_should_parse_version(self):
self.assertEqual(
parse("1.2.3-alpha.1.2+build.11.e0f985a"),
{'major': 1,
'minor': 2,
'patch': 3,
'prerelease': 'alpha.1.2',
'build': 'build.11.e0f985a'})
self.assertEqual(
parse("1.2.3-alpha-1+build.11.e0f985a"),
{'major': 1,
'minor': 2,
'patch': 3,
'prerelease': 'alpha-1',
'build': 'build.11.e0f985a'})
def test_should_get_less(self):
self.assertEqual(
compare("1.0.0", "2.0.0"),
-1)
def test_should_get_greater(self):
self.assertEqual(
compare("2.0.0", "1.0.0"),
1)
def test_should_match_simple(self):
self.assertEqual(
match("2.3.7", ">=2.3.6"),
True)
def test_should_no_match_simple(self):
self.assertEqual(
match("2.3.7", ">=2.3.8"),
False)
def test_should_raise_value_error_for_zero_prefixed_versions(self):
self.assertRaises(ValueError, parse, "01.2.3")
self.assertRaises(ValueError, parse, "1.02.3")
self.assertRaises(ValueError, parse, "1.2.03")
def test_should_raise_value_error_for_invalid_value(self):
self.assertRaises(ValueError, compare, 'foo', 'bar')
self.assertRaises(ValueError, compare, '1.0', '1.0.0')
self.assertRaises(ValueError, compare, '1.x', '1.0.0')
def test_should_raise_value_error_for_invalid_match_expression(self):
self.assertRaises(ValueError, match, '1.0.0', '')
self.assertRaises(ValueError, match, '1.0.0', '!')
self.assertRaises(ValueError, match, '1.0.0', '1.0.0')
def test_should_follow_specification_comparison(self):
# produce comparsion chain:
# 1.0.0-alpha < 1.0.0-alpha.1 < 1.0.0-beta.2 < 1.0.0-beta.11
# < 1.0.0-rc.1 < 1.0.0-rc.1+build.1 < 1.0.0 < 1.0.0+0.3.7 < 1.3.7+build
# < 1.3.7+build.2.b8f12d7 < 1.3.7+build.11.e0f985a
# and in backward too.
chain = ['1.0.0-alpha', '1.0.0-alpha.1', '1.0.0-beta.2',
'1.0.0-beta.11', '1.0.0-rc.1',
'1.0.0', '1.3.7+build']
versions = zip(chain[:-1], chain[1:])
for low_version, high_version in versions:
self.assertEqual(
compare(low_version, high_version), -1,
'%s should be lesser than %s' % (low_version, high_version))
self.assertEqual(
compare(high_version, low_version), 1,
'%s should be higher than %s' % (high_version, low_version))
def test_should_compare_rc_builds(self):
self.assertEqual(compare('1.0.0-beta.2', '1.0.0-beta.11'), -1)
def test_should_compare_release_candidate_with_release(self):
self.assertEqual(compare('1.0.0-rc.1+build.1', '1.0.0'), -1)
def test_should_say_equal_versions_are_equal(self):
self.assertEqual(compare('2.0.0', '2.0.0'), 0)
self.assertEqual(compare('1.1.9-rc.1', '1.1.9-rc.1'), 0)
self.assertEqual(compare('1.1.9+build.1', '1.1.9+build.1'), 0)
self.assertEqual(compare('1.1.9-rc.1+build.1', '1.1.9-rc.1+build.1'), 0)
def test_should_compare_versions_with_build_and_release(self):
self.assertEqual(compare('1.1.9-rc.1', '1.1.9-rc.1+build.1'), -1)
self.assertEqual(compare('1.1.9-rc.1', '1.1.9+build.1'), 1)
def test_should_correctly_format_version(self):
self.assertEqual(format_version(3, 4, 5), '3.4.5')
self.assertEqual(format_version(3, 4, 5, 'rc.1'), '3.4.5-rc.1')
self.assertEqual(format_version(3, 4, 5, prerelease='rc.1'), '3.4.5-rc.1')
self.assertEqual(format_version(3, 4, 5, build='build.4'), '3.4.5+build.4')
self.assertEqual(format_version(3, 4, 5, 'rc.1', 'build.4'), '3.4.5-rc.1+build.4')
def test_should_bump_major(self):
self.assertEqual(bump_major('3.4.5'), '4.0.0')
def test_should_bump_minor(self):
self.assertEqual(bump_minor('3.4.5'), '3.5.0')
def test_should_bump_patch(self):
self.assertEqual(bump_patch('3.4.5'), '3.4.6')
def test_should_ignore_extensions_for_bump(self):
self.assertEqual(bump_patch('3.4.5-rc1+build4'), '3.4.6')
def test_should_get_max(self):
self.assertEqual(max_ver('3.4.5', '4.0.2'), '4.0.2')
def test_should_get_min(self):
self.assertEqual(min_ver('3.4.5', '4.0.2'), '3.4.5')
def test_should_get_min_same(self):
self.assertEqual(min_ver('3.4.5', '3.4.5'), '3.4.5')
def test_should_get_more_rc1(self):
self.assertEqual(
compare("1.0.0-rc1", "1.0.0-rc0"),
1)
def test_prerelease_order(self):
self.assertEqual(min_ver('1.2.3-rc.2', '1.2.3-rc.10'),
'1.2.3-rc.2')
self.assertEqual(min_ver('1.2.3-rc2', '1.2.3-rc10'),
'1.2.3-rc10')
# identifiers with letters or hyphens are compared lexically in ASCII sort order.
self.assertEqual(min_ver('1.2.3-Rc10', '1.2.3-rc10'),
'1.2.3-Rc10')
# Numeric identifiers always have lower precedence than non-numeric identifiers.
self.assertEqual(min_ver('1.2.3-2', '1.2.3-rc'),
'1.2.3-rc')
# A larger set of pre-release fields has a higher precedence than a smaller set,
# if all of the preceding identifiers are equal.
self.assertEqual(min_ver('1.2.3-rc.2.1', '1.2.3-rc.2'),
'1.2.3-rc.2')
# When major, minor, and patch are equal, a pre-release version has lower precedence
# than a normal version.
self.assertEqual(min_ver('1.2.3', '1.2.3-1'),
'1.2.3-1')
self.assertEqual(min_ver('1.0.0-alpha', '1.0.0-alpha.1'),
'1.0.0-alpha')
def test_should_bump_prerelease(self):
self.assertEqual(bump_prerelease('3.4.5-rc.9'),
'3.4.5-rc.10')
self.assertEqual(bump_prerelease('3.4.5-0009.dev'),
'3.4.5-0010.dev')
self.assertEqual(bump_prerelease('3.4.5'),
'3.4.5-rc.1')
def test_should_ignore_build_on_prerelease_bump(self):
self.assertEqual(bump_prerelease('3.4.5-rc.1+build.4'),
'3.4.5-rc.2')
def test_should_bump_build(self):
self.assertEqual(bump_build('3.4.5-rc.1+build.9'),
'3.4.5-rc.1+build.10')
self.assertEqual(bump_build('3.4.5-rc.1+0009.dev'),
'3.4.5-rc.1+0010.dev')
self.assertEqual(bump_build('3.4.5-rc.1'),
'3.4.5-rc.1+build.1')
self.assertEqual(bump_build('3.4.5'),
'3.4.5+build.1')
if __name__ == '__main__':
unittest.main()