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Auto-detect repository's default branch instead of hard-coding list

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emanb29 2026-04-04 13:56:22 -07:00
parent f1dff44d3a
commit ea5f72dd61
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3 changed files with 48 additions and 2 deletions
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33
tests/no_commit_to_branch_test.py
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@ -2,6 +2,7 @@ from __future__ import annotations
import pytest
from pre_commit_hooks.no_commit_to_branch import _default_branch
from pre_commit_hooks.no_commit_to_branch import is_on_branch
from pre_commit_hooks.no_commit_to_branch import main
from pre_commit_hooks.util import cmd_output
@ -78,3 +79,35 @@ def test_default_branch_names(temp_git_dir, branch_name):
with temp_git_dir.as_cwd():
cmd_output('git', 'checkout', '-b', branch_name)
assert main(()) == 1
def test_default_branch_detects_from_origin(tmpdir):
remote = tmpdir.join('remote')
cmd_output('git', 'init', '--', str(remote))
with remote.as_cwd():
cmd_output('git', 'checkout', '-b', 'develop')
git_commit('--allow-empty', '-m', 'init')
local = tmpdir.join('local')
cmd_output('git', 'clone', str(remote), str(local))
with local.as_cwd():
assert _default_branch() == frozenset({'develop'})
def test_main_blocks_detected_default_branch(tmpdir):
remote = tmpdir.join('remote')
cmd_output('git', 'init', '--', str(remote))
with remote.as_cwd():
cmd_output('git', 'checkout', '-b', 'develop')
git_commit('--allow-empty', '-m', 'init')
local = tmpdir.join('local')
cmd_output('git', 'clone', str(remote), str(local))
with local.as_cwd():
# On detected default branch — should be blocked
assert main(()) == 1
# On a feature branch — should pass
cmd_output('git', 'checkout', '-b', 'feature')
assert main(()) == 0