def test_cached_missing_branch_template(base_command, myapp):
"If the cached repo doesn't have the requested branch, an error is raised"
base_command.git = mock.MagicMock()
mock_repo = mock.MagicMock()
mock_remote = mock.MagicMock()
# Git returns a Repo, that repo can return a remote. However, it doesn't
# have a head corresponding to the requested Python version, so it
# raises an IndexError
base_command.git.Repo.return_value = mock_repo
mock_repo.remote.return_value = mock_remote
mock_remote.refs.__getitem__.side_effect = IndexError
cached_path = cookiecutter_cache_path(
'https://example.com/magic/special-template.git')
# Generating the template under there conditions raises an error
with pytest.raises(TemplateUnsupportedVersion):
base_command.update_cookiecutter_cache(
template='https://example.com/magic/special-template.git',
branch='invalid')
# The cookiecutter cache location will be interrogated.
base_command.git.Repo.assert_called_once_with(cached_path)
# The origin of the repo was fetched
mock_repo.remote.assert_called_once_with(name='origin')
mock_remote.fetch.assert_called_once_with()
# An attempt to access the branch was made
mock_remote.refs.__getitem__.assert_called_once_with('invalid')
def test_offline_repo_template(base_command, mock_git):
"""If the user is offline the first time a repo template is requested, an
error is raised."""
base_command.git = mock_git
mock_repo = mock.MagicMock()
mock_remote = mock.MagicMock()
mock_remote_head = mock.MagicMock()
# Git returns a Repo, that repo can return a remote, and it has
# heads that can be accessed. However, calling fetch on the remote
# will cause a git error (error code 128).
base_command.git.Repo.return_value = mock_repo
mock_repo.remote.return_value = mock_remote
mock_remote.refs.__getitem__.return_value = mock_remote_head
mock_remote.fetch.side_effect = git_exceptions.GitCommandError("git", 128)
cached_path = cookiecutter_cache_path(
"https://example.com/magic/special-template.git"
)
# Update the cache
cached_template = base_command.update_cookiecutter_cache(
template="https://example.com/magic/special-template.git", branch="special"
)
# The cookiecutter cache location will be interrogated.
base_command.git.Repo.assert_called_once_with(cached_path)
# The origin of the repo was fetched
mock_repo.remote.assert_called_once_with(name="origin")
mock_remote.fetch.assert_called_once_with()
# The right branch was accessed
mock_remote.refs.__getitem__.assert_called_once_with("special")
# The remote head was checked out.
mock_remote_head.checkout.assert_called_once_with()
# The template that will be used is the original URL
assert cached_template == cached_path
def test_explicit_new_repo_template(base_command):
"If a previously unknown URL template is specified it is used"
base_command.git = mock.MagicMock()
# There won't be a cookiecutter cache, so there won't be
# a repo path (yet).
base_command.git.Repo.side_effect = git_exceptions.NoSuchPathError
cached_path = cookiecutter_cache_path(
'https://example.com/magic/special-template.git')
# Update the cache
cached_template = base_command.update_cookiecutter_cache(
template='https://example.com/magic/special-template.git',
branch='special',
)
# The template that will be used is the original URL
assert cached_template == 'https://example.com/magic/special-template.git'
# The cookiecutter cache location will be interrogated.
base_command.git.Repo.assert_called_once_with(cached_path)
def test_explicit_cached_repo_template(base_command, mock_git):
"""If a previously known URL template is specified it is used."""
base_command.git = mock_git
mock_repo = mock.MagicMock()
mock_remote = mock.MagicMock()
mock_remote_head = mock.MagicMock()
# Git returns a Repo, that repo can return a remote, and it has
# heads that can be accessed.
base_command.git.Repo.return_value = mock_repo
mock_repo.remote.return_value = mock_remote
mock_remote.refs.__getitem__.return_value = mock_remote_head
cached_path = cookiecutter_cache_path(
"https://example.com/magic/special-template.git"
)
# Update the cache
cached_template = base_command.update_cookiecutter_cache(
template="https://example.com/magic/special-template.git",
branch="special",
)
# The cookiecutter cache location will be interrogated.
base_command.git.Repo.assert_called_once_with(cached_path)
# The origin of the repo was fetched
mock_repo.remote.assert_called_once_with(name="origin")
mock_remote.fetch.assert_called_once_with()
# The right branch was accessed
mock_remote.refs.__getitem__.assert_called_once_with("special")
# The remote head was checked out.
mock_remote_head.checkout.assert_called_once_with()
# The template that will be used is the original URL
assert cached_template == cached_path