1
1
Fork 0
mirror of https://github.com/pypa/pip synced 2023-12-13 21:30:23 +01:00
pip/tests/functional/test_vcs_git.py
2017-10-05 10:42:04 -07:00

92 lines
2.9 KiB
Python

"""
Contains functional tests of the Git class.
"""
from pip._internal.utils.temp_dir import TempDirectory
from pip._internal.vcs.git import Git
def get_head_sha(script, dest):
"""Return the HEAD sha."""
result = script.run('git', 'rev-parse', 'HEAD', cwd=dest)
sha = result.stdout.strip()
return sha
def do_commit(script, dest):
script.run(
'git', 'commit', '-q', '--author', 'pip <pypa-dev@googlegroups.com>',
'--allow-empty', '-m', 'test commit', cwd=dest
)
return get_head_sha(script, dest)
def add_commits(script, dest, count):
"""Return a list of the commit hashes from oldest to newest."""
shas = []
for index in range(count):
sha = do_commit(script, dest)
shas.append(sha)
return shas
def check_rev(repo_dir, rev, expected_sha):
git = Git()
assert git.get_revision_sha(repo_dir, rev) == expected_sha
def test_get_revision_sha(script):
with TempDirectory(kind="testing") as temp:
repo_dir = temp.path
script.run('git', 'init', cwd=repo_dir)
shas = add_commits(script, repo_dir, count=3)
tag_sha = shas[0]
origin_sha = shas[1]
head_sha = shas[2]
assert head_sha == shas[-1]
origin_ref = 'refs/remotes/origin/origin-branch'
generic_ref = 'refs/generic-ref'
script.run(
'git', 'branch', 'local-branch', head_sha, cwd=repo_dir
)
script.run('git', 'tag', 'v1.0', tag_sha, cwd=repo_dir)
script.run('git', 'update-ref', origin_ref, origin_sha, cwd=repo_dir)
script.run(
'git', 'update-ref', 'refs/remotes/upstream/upstream-branch',
head_sha, cwd=repo_dir
)
script.run('git', 'update-ref', generic_ref, head_sha, cwd=repo_dir)
# Test two tags pointing to the same sha.
script.run('git', 'tag', 'v2.0', tag_sha, cwd=repo_dir)
# Test tags sharing the same suffix as another tag, both before and
# after the suffix alphabetically.
script.run('git', 'tag', 'aaa/v1.0', head_sha, cwd=repo_dir)
script.run('git', 'tag', 'zzz/v1.0', head_sha, cwd=repo_dir)
check_rev(repo_dir, 'v1.0', tag_sha)
check_rev(repo_dir, 'v2.0', tag_sha)
check_rev(repo_dir, 'origin-branch', origin_sha)
ignored_names = [
# Local branches should be ignored.
'local-branch',
# Non-origin remote branches should be ignored.
'upstream-branch',
# Generic refs should be ignored.
'generic-ref',
# Fully spelled-out refs should be ignored.
origin_ref,
generic_ref,
# Test passing a valid commit hash.
tag_sha,
# Test passing a non-existent name.
'does-not-exist',
]
for name in ignored_names:
check_rev(repo_dir, name, None)