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# -*- coding: utf-8 -*- |
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import os |
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import subprocess |
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import pytest |
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from cookiecutter import exceptions, vcs |
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@pytest.fixture |
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def clone_dir(tmpdir): |
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"""Simulates creation of a directory called `clone_dir` inside of `tmpdir`. |
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Returns a str to said directory. |
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""" |
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return str(tmpdir.mkdir('clone_dir')) |
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def test_clone_should_raise_if_vcs_not_installed(mocker, clone_dir): |
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"""In `clone()`, a `VCSNotInstalled` exception should be raised if no VCS |
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is installed. |
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""" |
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mocker.patch( |
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'cookiecutter.vcs.is_vcs_installed', |
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autospec=True, |
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return_value=False |
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) |
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repo_url = 'https://github.com/pytest-dev/cookiecutter-pytest-plugin.git' |
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with pytest.raises(exceptions.VCSNotInstalled): |
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vcs.clone(repo_url, clone_to_dir=clone_dir) |
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@pytest.mark.parametrize('which_return, result', [ |
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('', False), |
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(None, False), |
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(False, False), |
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('/usr/local/bin/git', True), |
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]) |
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def test_is_vcs_installed(mocker, which_return, result): |
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mocker.patch( |
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'cookiecutter.vcs.which', |
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autospec=True, |
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return_value=which_return |
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) |
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assert vcs.is_vcs_installed('git') == result |
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@pytest.mark.parametrize('repo_type, repo_url, repo_name', [ |
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('git', 'https://github.com/hello/world.git', 'world'), |
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('hg', 'https://bitbucket.org/foo/bar', 'bar'), |
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]) |
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def test_clone_should_invoke_git( |
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mocker, clone_dir, repo_type, repo_url, repo_name): |
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"""When `clone()` is called with a git/hg repo, the corresponding VCS |
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command should be run via `subprocess.check_output()`. |
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This should take place: |
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* In the correct dir |
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* With the correct args. |
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""" |
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mocker.patch( |
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'cookiecutter.vcs.is_vcs_installed', |
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autospec=True, |
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return_value=True |
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) |
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mock_subprocess = mocker.patch( |
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'cookiecutter.vcs.subprocess.check_output', |
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autospec=True, |
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) |
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expected_repo_dir = os.path.normpath(os.path.join(clone_dir, repo_name)) |
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branch = 'foobar' |
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repo_dir = vcs.clone( |
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repo_url, |
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checkout=branch, |
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clone_to_dir=clone_dir, |
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no_input=True |
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) |
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assert repo_dir == expected_repo_dir |
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mock_subprocess.assert_any_call( |
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[repo_type, 'clone', repo_url], cwd=clone_dir |
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) |
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mock_subprocess.assert_any_call( |
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[repo_type, 'checkout', branch], cwd=expected_repo_dir |
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) |
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def test_clone_should_abort_if_user_does_not_want_to_reclone(mocker, tmpdir): |
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"""In `clone()`, if user doesn't want to reclone, Cookiecutter should exit |
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without cloning anything. |
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""" |
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mocker.patch( |
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'cookiecutter.vcs.is_vcs_installed', |
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autospec=True, |
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return_value=True |
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) |
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mocker.patch( |
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'cookiecutter.vcs.prompt_and_delete_repo', |
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side_effect=SystemExit, |
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autospec=True |
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) |
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mock_subprocess = mocker.patch( |
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'cookiecutter.vcs.subprocess.check_output', |
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autospec=True, |
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) |
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clone_to_dir = tmpdir.mkdir('clone') |
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# Create repo_dir to trigger prompt_and_delete_repo |
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clone_to_dir.mkdir('cookiecutter-pytest-plugin') |
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repo_url = 'https://github.com/pytest-dev/cookiecutter-pytest-plugin.git' |
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with pytest.raises(SystemExit): |
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vcs.clone(repo_url, clone_to_dir=str(clone_to_dir)) |
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assert not mock_subprocess.called |
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def test_clone_should_rstrip_trailing_slash_in_repo_url(mocker, clone_dir): |
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"""In `clone()`, repo URL's trailing slash should be stripped if one is |
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present. |
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""" |
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mocker.patch( |
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'cookiecutter.vcs.is_vcs_installed', |
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autospec=True, |
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return_value=True |
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) |
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mock_subprocess = mocker.patch( |
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'cookiecutter.vcs.subprocess.check_output', |
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autospec=True, |
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) |
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vcs.clone( |
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'https://github.com/foo/bar/', |
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clone_to_dir=clone_dir, |
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no_input=True |
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) |
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mock_subprocess.assert_called_once_with( |
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['git', 'clone', 'https://github.com/foo/bar'], cwd=clone_dir |
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) |
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def test_clone_unknown_subprocess_error(mocker, clone_dir): |
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mock_subprocess = mocker.patch( |
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'cookiecutter.vcs.subprocess.check_output', |
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autospec=True, |
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side_effect=subprocess.CalledProcessError( |
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-1, |
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'cmd', |
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output='Something went wrong' |
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) |
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) |
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with pytest.raises(subprocess.CalledProcessError): |
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vcs.clone( |
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'https://github.com/pytest-dev/cookiecutter-pytest-plgin', |
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clone_to_dir=clone_dir, |
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no_input=True |
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) |
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def test_clone_handles_misspelt_repo(mocker, clone_dir): |
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mock_subprocess = mocker.patch( |
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'cookiecutter.vcs.subprocess.check_output', |
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autospec=True, |
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side_effect=subprocess.CalledProcessError( |
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-1, |
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'cmd', |
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output="fatal: repository 'https://github.com/pytest-dev/cookiecutter-pytest-plgin' not found" |
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) |
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) |
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with pytest.raises(exceptions.RepositoryCloneFailed): |
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vcs.clone( |
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'https://github.com/pytest-dev/cookiecutter-pytest-plgin', |
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clone_to_dir=clone_dir, |
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no_input=True |
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) |
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def test_clone_handles_branch_typo(mocker, clone_dir): |
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mock_subprocess = mocker.patch( |
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'cookiecutter.vcs.subprocess.check_output', |
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autospec=True, |
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side_effect=subprocess.CalledProcessError( |
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-1, |
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'cmd', |
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output="error: pathspec 'unknown_branch' did not match any file(s) known to git." |
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) |
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) |
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with pytest.raises(exceptions.RepositoryBranchNotFound): |
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vcs.clone( |
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'https://github.com/pytest-dev/cookiecutter-pytest-plugin', |
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clone_to_dir=clone_dir, |
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checkout='unknown_branch', |
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no_input=True |
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) |
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michaeljoseph /
cookiecutter
