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from argparse import Namespace
from contextlib import contextmanager
from unittest.mock import patch
import pytest
from semver import (
cmd_bump,
cmd_check,
cmd_compare,
cmd_nextver,
createparser,
main,
__main__,
)
@contextmanager
def does_not_raise(item):
yield item
@pytest.mark.parametrize(
"cli,expected",
[
(["bump", "major", "1.2.3"], Namespace(bump="major", version="1.2.3")),
(["bump", "minor", "1.2.3"], Namespace(bump="minor", version="1.2.3")),
(["bump", "patch", "1.2.3"], Namespace(bump="patch", version="1.2.3")),
(
["bump", "prerelease", "1.2.3"],
Namespace(bump="prerelease", version="1.2.3"),
),
(["bump", "build", "1.2.3"], Namespace(bump="build", version="1.2.3")),
# ---
(["compare", "1.2.3", "2.1.3"], Namespace(version1="1.2.3", version2="2.1.3")),
# ---
(["check", "1.2.3"], Namespace(version="1.2.3")),
],
)
def test_should_parse_cli_arguments(cli, expected):
parser = createparser()
assert parser
result = parser.parse_args(cli)
del result.func
assert result == expected
@pytest.mark.parametrize(
"func,args,expectation",
[
# bump subcommand
(cmd_bump, Namespace(bump="major", version="1.2.3"), does_not_raise("2.0.0")),
(cmd_bump, Namespace(bump="minor", version="1.2.3"), does_not_raise("1.3.0")),
(cmd_bump, Namespace(bump="patch", version="1.2.3"), does_not_raise("1.2.4")),
(
cmd_bump,
Namespace(bump="prerelease", version="1.2.3-rc1"),
does_not_raise("1.2.3-rc2"),
),
(
cmd_bump,
Namespace(bump="build", version="1.2.3+build.13"),
does_not_raise("1.2.3+build.14"),
),
# compare subcommand
(
cmd_compare,
Namespace(version1="1.2.3", version2="2.1.3"),
does_not_raise("-1"),
),
(
cmd_compare,
Namespace(version1="1.2.3", version2="1.2.3"),
does_not_raise("0"),
),
(
cmd_compare,
Namespace(version1="2.4.0", version2="2.1.3"),
does_not_raise("1"),
),
# check subcommand
(cmd_check, Namespace(version="1.2.3"), does_not_raise(None)),
(cmd_check, Namespace(version="1.2"), pytest.raises(ValueError)),
# nextver subcommand
(
cmd_nextver,
Namespace(version="1.2.3", part="major"),
does_not_raise("2.0.0"),
),
(
cmd_nextver,
Namespace(version="1.2", part="major"),
pytest.raises(ValueError),
),
(
cmd_nextver,
Namespace(version="1.2.3", part="nope"),
pytest.raises(ValueError),
),
],
)
def test_should_process_parsed_cli_arguments(func, args, expectation):
with expectation as expected:
result = func(args)
assert result == expected
def test_should_process_print(capsys):
rc = main(["bump", "major", "1.2.3"])
assert rc == 0
captured = capsys.readouterr()
assert captured.out.rstrip() == "2.0.0"
def test_should_process_raise_error(capsys):
rc = main(["bump", "major", "1.2"])
assert rc != 0
captured = capsys.readouterr()
assert captured.err.startswith("ERROR")
def test_should_raise_systemexit_when_called_with_empty_arguments():
with pytest.raises(SystemExit):
main([])
def test_should_raise_systemexit_when_bump_iscalled_with_empty_arguments():
with pytest.raises(SystemExit):
main(["bump"])
def test_should_process_check_iscalled_with_valid_version(capsys):
result = main(["check", "1.1.1"])
assert not result
captured = capsys.readouterr()
assert not captured.out
@pytest.mark.parametrize("package_name", ["", "semver"])
def test_main_file_should_call_cli_main(package_name):
with patch("semver.__main__.cli.main") as mocked_main:
with patch("semver.__main__.__package__", package_name):
__main__.main()
mocked_main.assert_called_once()
|
