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#!/usr/bin/env python |
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# -*- coding: utf-8 -*- |
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""" |
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test_real_hooks_with_context_serialized |
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--------------------------------------- |
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Additional tests for `cookiecutter.hooks` module. |
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""" |
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import os |
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import errno |
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import json |
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import sys |
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import subprocess |
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import pytest |
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from cookiecutter import hooks, utils |
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class TestRealHooks(object): |
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repo_path = os.path.abspath( |
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'tests/test-real-hooks-with-serialized-context') |
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hooks_path = repo_path + '/hooks' |
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def setup_method(self, method): |
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self.old_popen = subprocess.Popen |
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self.old_platform = sys.platform |
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self.old_logging = hooks.logging |
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def teardown_method(self, method): |
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subprocess.Popen = self.old_popen |
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sys.platform = self.old_platform |
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hooks.logging = self.old_logging |
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def run_script_with_context(self, repo_id, context): |
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""" |
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Helper method to execute hooks.run_script_with_context on a given repo |
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:param repo_id: repository identifier |
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:param context: context dictionary |
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""" |
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return hooks.run_script_with_context( |
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os.path.join( |
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self.repo_path, |
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repo_id, |
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'hooks', |
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'pre_gen_project.py' |
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), |
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'tests', |
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context |
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) |
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def run_hook(self, repo_id, context, hook_name='pre_gen_project'): |
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""" |
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Helper method to execute hooks.run_hook on a given repo |
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:param repo_id: repository identifier |
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:param context: context dictionary |
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:param hook_name: hook name to run |
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""" |
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return hooks.run_hook( |
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hook_name, |
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os.path.join( |
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self.repo_path, |
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repo_id, |
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'input{{' + repo_id + '_hooks}}' |
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), |
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context |
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) |
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def __configure_mock(self, mock_object, configuration): |
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""" |
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Helper method to configure a given mock object |
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:param mock_object: the mock to configure |
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:param configuration: the configuration dictionary |
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""" |
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omock = mock_object.return_value |
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omock.configure_mock(**configuration) |
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return omock |
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def test_run_script_with_context_get_updated_context(self): |
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""" |
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Execute a hook script, passing a serialized context object and |
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getting the context updated |
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""" |
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context = { |
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"my_key": "my_val" |
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} |
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expected = { |
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"my_key": "my_val_updated" |
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} |
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actual = self.run_script_with_context('update_context', context) |
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assert actual == expected |
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def test_run_script_with_context_returns_context(self): |
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""" |
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Execute a hook script, passing a serialized context object |
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""" |
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context = { |
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"my_key": "my_val" |
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} |
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actual = self.run_script_with_context('simple', context) |
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assert actual == context |
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def test_run_hook_returns_context(self): |
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""" |
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Execute a hook script, passing a serialized context object |
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""" |
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context = { |
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"my_key": "my_val" |
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} |
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with utils.work_in(os.path.join(self.repo_path, 'simple')): |
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actual = self.run_hook('simple', context) |
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assert actual == context |
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with utils.work_in(os.path.join(self.repo_path, 'update_context')): |
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expected = { |
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"my_key": "my_val_updated" |
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} |
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actual = self.run_hook('update_context', context) |
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assert actual == expected |
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with utils.work_in(os.path.join(self.repo_path, 'update_context')): |
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actual = self.run_hook( |
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'update_context', |
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context, |
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'not_handled_hook' |
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) |
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assert actual == context |
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def test_run_script_with_context_runs_hook_in_place(self): |
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""" |
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Execute a hook script in place, passing a serialized context object |
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""" |
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hook = os.path.join( |
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self.repo_path, |
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'inplace', |
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'hooks', |
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'pre_gen_project.py' |
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) |
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context = { |
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"_run_hook_in_place": True |
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} |
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expected = { |
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"_run_hook_in_place": True, |
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"inplace": hook |
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} |
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actual = hooks.run_script_with_context(hook, 'tests', context) |
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assert actual == expected |
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def test_getting_bad_json_returns_original_context(self): |
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""" |
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Execute a hook script that returns bad json |
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""" |
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context = { |
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"my_key": "my_val", |
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} |
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actual = self.run_script_with_context('bad_json', context) |
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assert actual == context |
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def test_handle_lost_stdin_during_communication_on_windows_os( |
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self, mocker |
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): |
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""" |
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Ensure that an OSError raised from Popen._stdin_write is correctly |
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caught and logged, while not blocking the process on windows OS |
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:param mocker: mock library handler |
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""" |
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mock_popen = mocker.patch('subprocess.Popen', autospec=True) |
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mock_logging = mocker.patch('cookiecutter.hooks.logging') |
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context = { |
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"my_key": "my_val" |
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} |
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self.__configure_mock( |
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mock_popen, |
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{ |
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'communicate.side_effect': OSError( |
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errno.EINVAL, 'Invalid Argument' |
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), |
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'communicate.return_value': json.dumps(context).encode(), |
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'wait.return_value': 0 |
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} |
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) |
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sys.platform = 'win32' |
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actual = self.run_script_with_context('simple', context) |
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mock_logging.warn.assert_called_with( |
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'Popen.communicate failed certainly ' + |
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'because of the issue #19612' |
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) |
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assert actual == context |
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def test_handle_oserror_during_communication_on_non_windows_os( |
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self, mocker |
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): |
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""" |
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Ensure that an OSError raised on a non windows os is bubbled up |
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:param mocker: mock library handler |
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""" |
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mock_popen = mocker.patch('subprocess.Popen', autospec=True) |
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self.__configure_mock( |
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mock_popen, |
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{ |
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'communicate.side_effect': OSError( |
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errno.EINVAL, 'Invalid Argument' |
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) |
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} |
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) |
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sys.platform = 'linux2' |
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with pytest.raises(OSError) as excinfo: |
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self.run_script_with_context('simple', {}) |
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assert excinfo.value.errno == errno.EINVAL |
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def test_custom_serializer_from_extra_directory(self): |
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context = { |
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"_serializers": { |
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"use": "custom", |
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"classes": { |
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"custom": "serializers.CustomSerializer" |
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} |
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} |
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} |
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actual = self.run_script_with_context('custom_serializer', context) |
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assert 'template_dir' in actual |
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def test_run_script_with_large_context(self): |
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context = { |
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u'cookiecutter': { |
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u'_extensions': [u'jinja2_time.TimeExtension'], |
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u'email': u'[email protected]', |
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u'full_name': u'John Doe', |
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u'github_username': u'johndoe', |
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u'project_name': u'Dummy Project', |
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u'project_short_description': u'Short description', |
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u'project_slug': u'dummy-project', |
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u'release_date': u'2016-06-07', |
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u'version': u'0.1.0' |
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} |
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} |
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actual = self.run_script_with_context('update_context', context) |
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assert 'my_key' in actual |
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audreyr /
cookiecutter
