1 files changed, 106 insertions, 0 deletions
diff --git a/testing/util.py b/testing/util.py
new file mode 100644
index 0000000..08d52cb
--- /dev/null
+++ b/testing/util.py
@@ -0,0 +1,106 @@
+from __future__ import annotations
+
+import contextlib
+import os.path
+import subprocess
+import sys
+
+import pytest
+
+from pre_commit.util import cmd_output
+from testing.auto_namedtuple import auto_namedtuple
+
+
+TESTING_DIR = os.path.abspath(os.path.dirname(__file__))
+
+
+def get_resource_path(path):
+    return os.path.join(TESTING_DIR, 'resources', path)
+
+
+def cmd_output_mocked_pre_commit_home(
+        *args, tempdir_factory, pre_commit_home=None, env=None, **kwargs,
+):
+    if pre_commit_home is None:
+        pre_commit_home = tempdir_factory.get()
+    env = env if env is not None else os.environ
+    kwargs.setdefault('stderr', subprocess.STDOUT)
+    # Don't want to write to the home directory
+    env = dict(env, PRE_COMMIT_HOME=pre_commit_home)
+    ret, out, _ = cmd_output(*args, env=env, **kwargs)
+    return ret, out.replace('\r\n', '\n'), None
+
+
+xfailif_windows = pytest.mark.xfail(sys.platform == 'win32', reason='windows')
+
+
+def run_opts(
+        all_files=False,
+        files=(),
+        color=False,
+        verbose=False,
+        hook=None,
+        remote_branch='',
+        local_branch='',
+        from_ref='',
+        to_ref='',
+        pre_rebase_upstream='',
+        pre_rebase_branch='',
+        remote_name='',
+        remote_url='',
+        hook_stage='pre-commit',
+        show_diff_on_failure=False,
+        commit_msg_filename='',
+        prepare_commit_message_source='',
+        commit_object_name='',
+        checkout_type='',
+        is_squash_merge='',
+        rewrite_command='',
+):
+    # These are mutually exclusive
+    assert not (all_files and files)
+    return auto_namedtuple(
+        all_files=all_files,
+        files=files,
+        color=color,
+        verbose=verbose,
+        hook=hook,
+        remote_branch=remote_branch,
+        local_branch=local_branch,
+        from_ref=from_ref,
+        to_ref=to_ref,
+        pre_rebase_upstream=pre_rebase_upstream,
+        pre_rebase_branch=pre_rebase_branch,
+        remote_name=remote_name,
+        remote_url=remote_url,
+        hook_stage=hook_stage,
+        show_diff_on_failure=show_diff_on_failure,
+        commit_msg_filename=commit_msg_filename,
+        prepare_commit_message_source=prepare_commit_message_source,
+        commit_object_name=commit_object_name,
+        checkout_type=checkout_type,
+        is_squash_merge=is_squash_merge,
+        rewrite_command=rewrite_command,
+    )
+
+
+@contextlib.contextmanager
+def cwd(path):
+    original_cwd = os.getcwd()
+    os.chdir(path)
+    try:
+        yield
+    finally:
+        os.chdir(original_cwd)
+
+
+def git_commit(*args, fn=cmd_output, msg='commit!', all_files=True, **kwargs):
+    kwargs.setdefault('stderr', subprocess.STDOUT)
+
+    cmd = ('git', 'commit', '--allow-empty', '--no-gpg-sign', *args)
+    if all_files:  # allow skipping `-a` with `all_files=False`
+        cmd += ('-a',)
+    if msg is not None:  # allow skipping `-m` with `msg=None`
+        cmd += ('-m', msg)
+    ret, out, _ = fn(*cmd, **kwargs)
+    return ret, out.replace('\r\n', '\n')