def test_detect_worktree_failing_git(self):
with self.executable_git() as git:
with open(git, "w") as fp:
fp.write("#!/bin/sh\n")
fp.write("exit 1")
self.assertIsNone(Git.detect_worktree())
self.assertIsNone(Git.detect_worktree(git))
def test_detect_worktree_working_git(self):
expected_worktree_dir = "/a/fake/worktree/dir"
with self.executable_git() as git:
with open(git, "w") as fp:
fp.write("#!/bin/sh\n")
fp.write("echo " + expected_worktree_dir)
self.assertEqual(expected_worktree_dir, Git.detect_worktree())
self.assertEqual(expected_worktree_dir,
Git.detect_worktree(binary=git))
def worktree_relative_to(some_dir, expected):
# Given a directory relative to the worktree, tests that the worktree is detected as 'expected'.
subdir = os.path.join(clone, some_dir)
if not os.path.isdir(subdir):
os.mkdir(subdir)
actual = Git.detect_worktree(subdir=subdir)
self.assertEqual(expected, actual)
def worktree_relative_to(cwd, expected):
# Given a cwd relative to the worktree, tests that the worktree is detected as 'expected'.
orig_cwd = os.getcwd()
try:
abs_cwd = os.path.join(clone, cwd)
if not os.path.isdir(abs_cwd):
os.mkdir(abs_cwd)
os.chdir(abs_cwd)
actual = Git.detect_worktree()
self.assertEqual(expected, actual)
finally:
os.chdir(orig_cwd)
def get_git() -> Optional[Git]:
"""Returns Git, if available."""
global _Git
if _Git:
return _Git
# We know about Git, so attempt an auto-configure
worktree = Git.detect_worktree()
if worktree and os.path.isdir(worktree):
git = Git(worktree=worktree)
try:
logger.debug(f"Detected git repository at {worktree} on branch {git.branch_name}")
_Git = git
except GitException as e:
logger.info(f"Failed to load git repository at {worktree}: {e!r}")
return _Git
def test_detect_worktree_invalid_executable_git(self):
with self.executable_git() as git:
self.assertIsNone(Git.detect_worktree())
self.assertIsNone(Git.detect_worktree(binary=git))
def test_detect_worktree_no_git(self):
with self.empty_path():
self.assertIsNone(Git.detect_worktree())