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#!/usr/bin/env python |
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# -*- coding: utf-8 -*- |
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""" |
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test_vcs |
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------------ |
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Tests for `cookiecutter.vcs` module. |
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""" |
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import os |
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import pytest |
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from cookiecutter import exceptions, vcs |
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@pytest.mark.parametrize('repo_url, exp_repo_type, exp_repo_url', [ |
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( |
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"git+https://github.com/pytest-dev/cookiecutter-pytest-plugin.git", |
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"git", |
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"https://github.com/pytest-dev/cookiecutter-pytest-plugin.git" |
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), ( |
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"hg+https://bitbucket.org/foo/bar.hg", |
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"hg", |
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"https://bitbucket.org/foo/bar.hg" |
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), ( |
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"https://github.com/pytest-dev/cookiecutter-pytest-plugin.git", |
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"git", |
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"https://github.com/pytest-dev/cookiecutter-pytest-plugin.git" |
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), ( |
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"https://bitbucket.org/foo/bar.hg", |
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"hg", |
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"https://bitbucket.org/foo/bar.hg" |
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) |
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]) |
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def test_identify_known_repo(repo_url, exp_repo_type, exp_repo_url): |
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assert vcs.identify_repo(repo_url) == (exp_repo_type, exp_repo_url) |
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@pytest.fixture(params=[ |
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"foo+git", # uses explicit identifier with 'git' in the wrong place |
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"foo+hg", # uses explicit identifier with 'hg' in the wrong place |
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"foo+bar", # uses explicit identifier with neither 'git' nor 'hg' |
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"foobar" # no identifier but neither 'git' nor 'bitbucket' in url |
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]) |
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def unknown_repo_type_url(request): |
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return request.param |
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def test_identify_raise_on_unknown_repo(unknown_repo_type_url): |
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with pytest.raises(exceptions.UnknownRepoType): |
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vcs.identify_repo(unknown_repo_type_url) |
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def test_prompt_should_ask_and_rm_repo_dir(mocker, tmpdir): |
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"""In `prompt_and_delete_repo()`, if the user agrees to delete/reclone the |
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repo, the repo should be deleted. |
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""" |
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mock_read_user = mocker.patch( |
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'cookiecutter.vcs.read_user_yes_no', |
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return_value=True, |
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autospec=True |
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) |
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repo_dir = tmpdir.mkdir('repo') |
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vcs.prompt_and_delete_repo(str(repo_dir)) |
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assert mock_read_user.called |
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assert not repo_dir.exists() |
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def test_prompt_should_ask_and_keep_repo_dir(mocker, tmpdir): |
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"""In `prompt_and_delete_repo()`, if the user wants to keep their old |
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cloned template repo, it should not be deleted. |
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""" |
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mock_read_user = mocker.patch( |
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'cookiecutter.vcs.read_user_yes_no', |
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return_value=False, |
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autospec=True |
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) |
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repo_dir = tmpdir.mkdir('repo') |
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with pytest.raises(SystemExit): |
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vcs.prompt_and_delete_repo(str(repo_dir)) |
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assert mock_read_user.called |
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assert repo_dir.exists() |
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def test_prompt_should_not_ask_if_no_input_and_rm_repo_dir(mocker, tmpdir): |
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"""In `prompt_and_delete_repo()`, if `no_input` is True, the call to |
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`vcs.read_user_yes_no()` should be suppressed. |
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""" |
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mock_read_user = mocker.patch( |
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'cookiecutter.vcs.read_user_yes_no', |
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return_value=True, |
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autospec=True |
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) |
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repo_dir = tmpdir.mkdir('repo') |
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vcs.prompt_and_delete_repo(str(repo_dir), no_input=True) |
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assert not mock_read_user.called |
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assert not repo_dir.exists() |
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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_call()`. |
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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_call', |
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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_call', |
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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_call', |
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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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michaeljoseph /
cookiecutter
