# -*- coding: utf-8 -*- # test_git.py # Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors # # This module is part of GitPython and is released under # the BSD License: http://www.opensource.org/licenses/bsd-license.php import os import subprocess import sys from tempfile import TemporaryFile from unittest import mock from git import Git, refresh, GitCommandError, GitCommandNotFound, Repo, cmd from test.lib import TestBase, fixture_path from test.lib import with_rw_directory from git.util import finalize_process import os.path as osp from git.compat import is_win class TestGit(TestBase): @classmethod def setUpClass(cls): super(TestGit, cls).setUpClass() cls.git = Git(cls.rorepo.working_dir) def tearDown(self): import gc gc.collect() @mock.patch.object(Git, "execute") def test_call_process_calls_execute(self, git): git.return_value = "" self.git.version() self.assertTrue(git.called) self.assertEqual(git.call_args, ((["git", "version"],), {})) def test_call_unpack_args_unicode(self): args = Git._unpack_args("Unicode€™") mangled_value = "Unicode\u20ac\u2122" self.assertEqual(args, [mangled_value]) def test_call_unpack_args(self): args = Git._unpack_args(["git", "log", "--", "Unicode€™"]) mangled_value = "Unicode\u20ac\u2122" self.assertEqual(args, ["git", "log", "--", mangled_value]) def test_it_raises_errors(self): self.assertRaises(GitCommandError, self.git.this_does_not_exist) def test_it_transforms_kwargs_into_git_command_arguments(self): self.assertEqual(["-s"], self.git.transform_kwargs(**{"s": True})) self.assertEqual(["-s", "5"], self.git.transform_kwargs(**{"s": 5})) self.assertEqual([], self.git.transform_kwargs(**{"s": None})) self.assertEqual(["--max-count"], self.git.transform_kwargs(**{"max_count": True})) self.assertEqual(["--max-count=5"], self.git.transform_kwargs(**{"max_count": 5})) self.assertEqual(["--max-count=0"], self.git.transform_kwargs(**{"max_count": 0})) self.assertEqual([], self.git.transform_kwargs(**{"max_count": None})) # Multiple args are supported by using lists/tuples self.assertEqual( ["-L", "1-3", "-L", "12-18"], self.git.transform_kwargs(**{"L": ("1-3", "12-18")}), ) self.assertEqual(["-C", "-C"], self.git.transform_kwargs(**{"C": [True, True, None, False]})) # order is undefined res = self.git.transform_kwargs(**{"s": True, "t": True}) self.assertEqual({"-s", "-t"}, set(res)) def test_it_executes_git_to_shell_and_returns_result(self): self.assertRegex(self.git.execute(["git", "version"]), r"^git version [\d\.]{2}.*$") def test_it_accepts_stdin(self): filename = fixture_path("cat_file_blob") with open(filename, "r") as fh: self.assertEqual( "70c379b63ffa0795fdbfbc128e5a2818397b7ef8", self.git.hash_object(istream=fh, stdin=True), ) @mock.patch.object(Git, "execute") def test_it_ignores_false_kwargs(self, git): # this_should_not_be_ignored=False implies it *should* be ignored self.git.version(pass_this_kwarg=False) self.assertTrue("pass_this_kwarg" not in git.call_args[1]) def test_it_raises_proper_exception_with_output_stream(self): tmp_file = TemporaryFile() self.assertRaises( GitCommandError, self.git.checkout, "non-existent-branch", output_stream=tmp_file, ) def test_it_accepts_environment_variables(self): filename = fixture_path("ls_tree_empty") with open(filename, "r") as fh: tree = self.git.mktree(istream=fh) env = { "GIT_AUTHOR_NAME": "Author Name", "GIT_AUTHOR_EMAIL": "author@example.com", "GIT_AUTHOR_DATE": "1400000000+0000", "GIT_COMMITTER_NAME": "Committer Name", "GIT_COMMITTER_EMAIL": "committer@example.com", "GIT_COMMITTER_DATE": "1500000000+0000", } commit = self.git.commit_tree(tree, m="message", env=env) self.assertEqual(commit, "4cfd6b0314682d5a58f80be39850bad1640e9241") def test_persistent_cat_file_command(self): # read header only hexsha = "b2339455342180c7cc1e9bba3e9f181f7baa5167" g = self.git.cat_file(batch_check=True, istream=subprocess.PIPE, as_process=True) g.stdin.write(b"b2339455342180c7cc1e9bba3e9f181f7baa5167\n") g.stdin.flush() obj_info = g.stdout.readline() # read header + data g = self.git.cat_file(batch=True, istream=subprocess.PIPE, as_process=True) g.stdin.write(b"b2339455342180c7cc1e9bba3e9f181f7baa5167\n") g.stdin.flush() obj_info_two = g.stdout.readline() self.assertEqual(obj_info, obj_info_two) # read data - have to read it in one large chunk size = int(obj_info.split()[2]) g.stdout.read(size) g.stdout.read(1) # now we should be able to read a new object g.stdin.write(b"b2339455342180c7cc1e9bba3e9f181f7baa5167\n") g.stdin.flush() self.assertEqual(g.stdout.readline(), obj_info) # same can be achieved using the respective command functions hexsha, typename, size = self.git.get_object_header(hexsha) hexsha, typename_two, size_two, _ = self.git.get_object_data(hexsha) self.assertEqual(typename, typename_two) self.assertEqual(size, size_two) def test_version(self): v = self.git.version_info self.assertIsInstance(v, tuple) for n in v: self.assertIsInstance(n, int) # END verify number types def test_cmd_override(self): prev_cmd = self.git.GIT_PYTHON_GIT_EXECUTABLE exc = GitCommandNotFound try: # set it to something that doesn't exist, assure it raises type(self.git).GIT_PYTHON_GIT_EXECUTABLE = osp.join( "some", "path", "which", "doesn't", "exist", "gitbinary" ) self.assertRaises(exc, self.git.version) finally: type(self.git).GIT_PYTHON_GIT_EXECUTABLE = prev_cmd # END undo adjustment def test_refresh(self): # test a bad git path refresh self.assertRaises(GitCommandNotFound, refresh, "yada") # test a good path refresh which_cmd = "where" if is_win else "command -v" path = os.popen("{0} git".format(which_cmd)).read().strip().split("\n")[0] refresh(path) def test_options_are_passed_to_git(self): # This work because any command after git --version is ignored git_version = self.git(version=True).NoOp() git_command_version = self.git.version() self.assertEqual(git_version, git_command_version) def test_persistent_options(self): git_command_version = self.git.version() # analog to test_options_are_passed_to_git self.git.set_persistent_git_options(version=True) git_version = self.git.NoOp() self.assertEqual(git_version, git_command_version) # subsequent calls keep this option: git_version_2 = self.git.NoOp() self.assertEqual(git_version_2, git_command_version) # reset to empty: self.git.set_persistent_git_options() self.assertRaises(GitCommandError, self.git.NoOp) def test_single_char_git_options_are_passed_to_git(self): input_value = "TestValue" output_value = self.git(c="user.name=%s" % input_value).config("--get", "user.name") self.assertEqual(input_value, output_value) def test_change_to_transform_kwargs_does_not_break_command_options(self): self.git.log(n=1) def test_insert_after_kwarg_raises(self): # This isn't a complete add command, which doesn't matter here self.assertRaises(ValueError, self.git.remote, "add", insert_kwargs_after="foo") def test_env_vars_passed_to_git(self): editor = "non_existent_editor" with mock.patch.dict("os.environ", {"GIT_EDITOR": editor}): # @UndefinedVariable self.assertEqual(self.git.var("GIT_EDITOR"), editor) @with_rw_directory def test_environment(self, rw_dir): # sanity check self.assertEqual(self.git.environment(), {}) # make sure the context manager works and cleans up after itself with self.git.custom_environment(PWD="/tmp"): self.assertEqual(self.git.environment(), {"PWD": "/tmp"}) self.assertEqual(self.git.environment(), {}) old_env = self.git.update_environment(VARKEY="VARVALUE") # The returned dict can be used to revert the change, hence why it has # an entry with value 'None'. self.assertEqual(old_env, {"VARKEY": None}) self.assertEqual(self.git.environment(), {"VARKEY": "VARVALUE"}) new_env = self.git.update_environment(**old_env) self.assertEqual(new_env, {"VARKEY": "VARVALUE"}) self.assertEqual(self.git.environment(), {}) path = osp.join(rw_dir, "failing-script.sh") with open(path, "wt") as stream: stream.write("#!/usr/bin/env sh\n" "echo FOO\n") os.chmod(path, 0o777) rw_repo = Repo.init(osp.join(rw_dir, "repo")) remote = rw_repo.create_remote("ssh-origin", "ssh://git@server/foo") with rw_repo.git.custom_environment(GIT_SSH=path): try: remote.fetch() except GitCommandError as err: self.assertIn("FOO", str(err)) def test_handle_process_output(self): from git.cmd import handle_process_output line_count = 5002 count = [None, 0, 0] def counter_stdout(line): count[1] += 1 def counter_stderr(line): count[2] += 1 cmdline = [ sys.executable, fixture_path("cat_file.py"), str(fixture_path("issue-301_stderr")), ] proc = subprocess.Popen( cmdline, stdin=None, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=False, creationflags=cmd.PROC_CREATIONFLAGS, ) handle_process_output(proc, counter_stdout, counter_stderr, finalize_process) self.assertEqual(count[1], line_count) self.assertEqual(count[2], line_count)