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#!/usr/bin/env python |
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# -*- coding: utf-8 -*- |
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""" |
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test_generate_file |
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------------------ |
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Tests formerly known from a unittest residing in test_generate.py named |
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TestGenerateFile.test_generate_file |
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TestGenerateFile.test_generate_file_verbose_template_syntax_error |
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""" |
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from __future__ import unicode_literals |
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import os |
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import pytest |
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from jinja2 import FileSystemLoader |
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from jinja2.exceptions import TemplateSyntaxError |
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from cookiecutter import generate |
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from cookiecutter.environment import StrictEnvironment |
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@pytest.fixture(scope='function') |
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def remove_cheese_file(request): |
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""" |
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Remove the cheese text file which is created by the tests. |
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""" |
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def fin_remove_cheese_file(): |
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if os.path.exists('tests/files/cheese.txt'): |
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os.remove('tests/files/cheese.txt') |
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if os.path.exists('tests/files/cheese_lf_newlines.txt'): |
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os.remove('tests/files/cheese_lf_newlines.txt') |
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if os.path.exists('tests/files/cheese_crlf_newlines.txt'): |
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os.remove('tests/files/cheese_crlf_newlines.txt') |
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request.addfinalizer(fin_remove_cheese_file) |
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@pytest.fixture |
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def env(): |
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environment = StrictEnvironment() |
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environment.loader = FileSystemLoader('.') |
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return environment |
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@pytest.mark.usefixtures('remove_cheese_file') |
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def test_generate_file(env): |
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infile = 'tests/files/{{generate_file}}.txt' |
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generate.generate_file( |
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project_dir=".", |
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infile=infile, |
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context={'generate_file': 'cheese'}, |
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env=env |
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) |
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assert os.path.isfile('tests/files/cheese.txt') |
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with open('tests/files/cheese.txt', 'rt') as f: |
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generated_text = f.read() |
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assert generated_text == 'Testing cheese' |
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@pytest.mark.usefixtures('remove_cheese_file') |
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def test_generate_file_with_false_condition(env): |
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infile = 'tests/files/{% if generate_file == \'y\' %}cheese.txt{% endif %}' |
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generate.generate_file( |
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project_dir=".", |
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infile=infile, |
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context={'generate_file': 'n'}, |
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env=env |
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) |
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assert not os.path.exists('tests/files/cheese.txt') |
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@pytest.mark.usefixtures('remove_cheese_file') |
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def test_generate_file_with_true_conditional(env): |
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infile = 'tests/files/{% if generate_file == \'y\' %}cheese.txt{% endif %}' |
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generate.generate_file( |
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project_dir=".", |
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infile=infile, |
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context={'generate_file': 'y'}, |
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env=env |
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) |
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assert os.path.isfile('tests/files/cheese.txt') |
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with open('tests/files/cheese.txt', 'rt') as f: |
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generated_text = f.read() |
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assert generated_text == 'Testing that generate_file was y' |
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@pytest.fixture |
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def expected_msg(): |
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msg = ( |
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'Missing end of comment tag\n' |
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' File "./tests/files/syntax_error.txt", line 1\n' |
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' I eat {{ syntax_error }} {# this comment is not closed}' |
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) |
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return msg.replace("/", os.sep) |
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@pytest.mark.usefixtures('remove_cheese_file') |
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def test_generate_file_verbose_template_syntax_error(env, expected_msg): |
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try: |
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generate.generate_file( |
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project_dir=".", |
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infile='tests/files/syntax_error.txt', |
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context={'syntax_error': 'syntax_error'}, |
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env=env |
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) |
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except TemplateSyntaxError as exception: |
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assert str(exception) == expected_msg |
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except Exception as exception: |
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pytest.fail('Unexpected exception thrown: {0}'.format(exception)) |
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else: |
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pytest.fail('TemplateSyntaxError not thrown') |
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@pytest.mark.usefixtures('remove_cheese_file') |
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def test_generate_file_does_not_translate_lf_newlines(env): |
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infile = 'tests/files/{{generate_file}}_lf_newlines.txt' |
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generate.generate_file( |
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project_dir=".", |
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infile=infile, |
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context={'generate_file': 'cheese'}, |
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env=env |
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) |
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lines = open('tests/files/cheese_lf_newlines.txt', 'rb').readlines() |
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assert all(l.endswith('\n') for l in lines) |
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assert all(not l.endswith('\r\n') for l in lines) |
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@pytest.mark.usefixtures('remove_cheese_file') |
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def test_generate_file_does_translate_crlf_newlines_lf(env): |
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infile = 'tests/files/{{generate_file}}_crlf_newlines.txt' |
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generate.generate_file( |
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project_dir=".", |
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infile=infile, |
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context={'generate_file': 'cheese'}, |
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env=env |
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) |
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lines = open('tests/files/cheese_crlf_newlines.txt', 'rb').readlines() |
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assert all(l.endswith('\n') for l in lines) |
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assert all(not l.endswith('\r\n') for l in lines) |
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audreyr /
cookiecutter
