import unittest from pathlib import Path from typing import Any from typing import Callable from typing import NamedTuple from typing import Optional from unittest.mock import MagicMock from unittest.mock import mock_open from unittest.mock import patch import requests import release_gitter class TestExpression(NamedTuple): t: unittest.TestCase args: list[Any] kwargs: dict[str, Any] expected: Any exception: Optional[type[Exception]] def run(self, f: Callable): with self.t.subTest(f=f, args=self.args, kwargs=self.kwargs): try: result = f(*self.args, **self.kwargs) self.t.assertIsNone( self.exception, f"Expected an exception of type {self.exception}, but found none", ) self.t.assertEqual(self.expected, result) return result except Exception as e: if self.exception and isinstance(e, self.exception): return e raise class TestRemoteInfo(unittest.TestCase): def test_parse_remote_info(self): for test_case in ( TestExpression( self, ["https://github.com/owner/repo"], {}, release_gitter.GitRemoteInfo("github.com", "owner", "repo"), None, ), TestExpression( self, ["git@github.com:owner/repo"], {}, release_gitter.GitRemoteInfo("github.com", "owner", "repo"), None, ), TestExpression( self, ["ssh://git@git.iamthefij.com/owner/repo"], {}, release_gitter.GitRemoteInfo("git.iamthefij.com", "owner", "repo"), None, ), TestExpression( self, ["https://git@example.com/repo"], {}, None, release_gitter.InvalidRemoteError, ), ): test_case.run(release_gitter.get_git_remote) def test_generate_release_url(self): for subtest in ( TestExpression( self, [release_gitter.GitRemoteInfo("github.com", "owner", "repo")], {}, "https://api.github.com/repos/owner/repo/releases", None, ), TestExpression( self, [release_gitter.GitRemoteInfo("git.iamthefij.com", "owner", "repo")], {}, "https://git.iamthefij.com/api/v1/repos/owner/repo/releases", None, ), TestExpression( self, [release_gitter.GitRemoteInfo("gitlab.com", "owner", "repo")], {}, None, release_gitter.InvalidRemoteError, ), ): mock_response = MagicMock(spec=requests.Response) mock_response.json = MagicMock() if subtest.args[0].hostname == "git.iamthefij.com": mock_response.json.return_value = { "paths": {"/repos/{owner}/{repo}/releases": {}}, "basePath": "/api/v1", } with patch("requests.get", return_value=mock_response): subtest.run(release_gitter.GitRemoteInfo.get_releases_url) class TestVersionInfo(unittest.TestCase): def test_no_cargo_file(self): with patch("pathlib.Path.exists", return_value=False): version = release_gitter.read_version() self.assertIsNone(version) def test_cargo_file_has_version(self): with ( patch("pathlib.Path.exists", return_value=True), patch( "pathlib.Path.open", mock_open(read_data="\n".join(["[package]", 'version = "1.0.0"'])), ), ): version = release_gitter.read_version() self.assertEqual(version, "1.0.0") def test_cargo_file_missing_version(self): with ( patch("pathlib.Path.exists", return_value=True), patch( "pathlib.Path.open", mock_open(read_data="\n".join(["[package]"])), ), ): with self.assertRaises(ValueError): release_gitter.read_version() if __name__ == "__main__": unittest.main()