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"""Test `process_json`, `read_user_dict` functions in `cookiecutter.prompt`.""" |
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import click |
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import pytest |
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from cookiecutter.prompt import ( |
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process_json, |
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read_user_dict, |
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) |
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def test_process_json_invalid_json(): |
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"""Test `process_json` for correct error on malformed input.""" |
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with pytest.raises(click.UsageError) as exc_info: |
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process_json('nope]') |
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assert str(exc_info.value) == 'Unable to decode to JSON.' |
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def test_process_json_non_dict(): |
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"""Test `process_json` for correct error on non-JSON input.""" |
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with pytest.raises(click.UsageError) as exc_info: |
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process_json('[1, 2]') |
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assert str(exc_info.value) == 'Requires JSON dict.' |
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def test_process_json_valid_json(): |
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"""Test `process_json` for correct output on JSON input. |
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Test for simple dict with list. |
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""" |
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user_value = '{"name": "foobar", "bla": ["a", 1, "b", false]}' |
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assert process_json(user_value) == { |
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'name': 'foobar', |
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'bla': ['a', 1, 'b', False], |
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} |
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def test_process_json_deep_dict(): |
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"""Test `process_json` for correct output on JSON input. |
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Test for dict in dict case. |
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""" |
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user_value = '''{ |
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"key": "value", |
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"integer_key": 37, |
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"dict_key": { |
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"deep_key": "deep_value", |
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"deep_integer": 42, |
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"deep_list": [ |
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"deep value 1", |
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"deep value 2", |
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"deep value 3" |
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] |
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}, |
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"list_key": [ |
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"value 1", |
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"value 2", |
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"value 3" |
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] |
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}''' |
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assert process_json(user_value) == { |
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"key": "value", |
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"integer_key": 37, |
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"dict_key": { |
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"deep_key": "deep_value", |
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"deep_integer": 42, |
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"deep_list": ["deep value 1", "deep value 2", "deep value 3"], |
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}, |
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"list_key": ["value 1", "value 2", "value 3"], |
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} |
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def test_should_raise_type_error(mocker): |
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"""Test `default_value` arg verification in `read_user_dict` function.""" |
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prompt = mocker.patch('cookiecutter.prompt.click.prompt') |
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80
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with pytest.raises(TypeError): |
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read_user_dict('name', 'russell') |
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assert not prompt.called |
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84
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85
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86
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def test_should_call_prompt_with_process_json(mocker): |
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"""Test to make sure that `process_json` is actually being used. |
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89
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Verifies generation of a processor for the user input. |
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""" |
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mock_prompt = mocker.patch('cookiecutter.prompt.click.prompt', autospec=True) |
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93
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read_user_dict('name', {'project_slug': 'pytest-plugin'}) |
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assert mock_prompt.call_args == mocker.call( |
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'name', type=click.STRING, default='default', value_proc=process_json, |
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) |
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def test_should_not_call_process_json_default_value(mocker, monkeypatch): |
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"""Make sure that `process_json` is not called when using default value.""" |
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mock_process_json = mocker.patch('cookiecutter.prompt.process_json', autospec=True) |
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103
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104
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runner = click.testing.CliRunner() |
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with runner.isolation(input="\n"): |
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read_user_dict('name', {'project_slug': 'pytest-plugin'}) |
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108
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mock_process_json.assert_not_called() |
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110
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111
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def test_read_user_dict_default_value(mocker): |
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"""Make sure that `read_user_dict` returns the default value. |
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113
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114
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Verify return of a dict variable rather than the display value. |
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""" |
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116
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mock_prompt = mocker.patch( |
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'cookiecutter.prompt.click.prompt', autospec=True, return_value='default', |
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) |
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119
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120
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val = read_user_dict('name', {'project_slug': 'pytest-plugin'}) |
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assert mock_prompt.call_args == mocker.call( |
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'name', type=click.STRING, default='default', value_proc=process_json, |
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) |
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125
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126
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assert val == {'project_slug': 'pytest-plugin'} |
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127
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cookiecutter /
cookiecutter
