mirror of
https://github.com/cookiecutter/cookiecutter-django.git
synced 2025-11-04 09:57:30 +03:00
383 lines
14 KiB
Python
Executable File
383 lines
14 KiB
Python
Executable File
import glob
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import os
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import re
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import sys
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import pytest
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try:
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import sh
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except (ImportError, ModuleNotFoundError):
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sh = None # sh doesn't support Windows
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import yaml
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from binaryornot.check import is_binary
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from cookiecutter.exceptions import FailedHookException
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PATTERN = r"{{(\s?cookiecutter)[.](.*?)}}"
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RE_OBJ = re.compile(PATTERN)
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if sys.platform.startswith("win"):
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pytest.skip("sh doesn't support windows", allow_module_level=True)
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elif sys.platform.startswith("darwin") and os.getenv("CI"):
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pytest.skip("skipping slow macOS tests on CI", allow_module_level=True)
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# Run auto-fixable styles checks - skipped on CI by default. These can be fixed
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# automatically by running pre-commit after generation however they are tedious
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# to fix in the template, so we don't insist too much in fixing them.
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AUTOFIXABLE_STYLES = os.getenv("AUTOFIXABLE_STYLES") == "1"
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auto_fixable = pytest.mark.skipif(not AUTOFIXABLE_STYLES, reason="auto-fixable")
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@pytest.fixture
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def context():
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return {
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"project_name": "My Test Project",
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"project_slug": "my_test_project",
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"author_name": "Test Author",
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"email": "test@example.com",
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"description": "A short description of the project.",
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"domain_name": "example.com",
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"version": "0.1.0",
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"timezone": "UTC",
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}
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SUPPORTED_COMBINATIONS = [
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{"username_type": "username"},
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{"username_type": "email"},
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{"open_source_license": "MIT"},
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{"open_source_license": "BSD"},
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{"open_source_license": "GPLv3"},
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{"open_source_license": "Apache Software License 2.0"},
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{"open_source_license": "Not open source"},
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{"windows": "y"},
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{"windows": "n"},
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{"use_pycharm": "y"},
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{"use_pycharm": "n"},
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{"use_docker": "y"},
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{"use_docker": "n"},
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{"postgresql_version": "14"},
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{"postgresql_version": "13"},
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{"postgresql_version": "12"},
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{"postgresql_version": "11"},
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{"postgresql_version": "10"},
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{"cloud_provider": "AWS", "use_whitenoise": "y"},
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{"cloud_provider": "AWS", "use_whitenoise": "n"},
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{"cloud_provider": "GCP", "use_whitenoise": "y"},
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{"cloud_provider": "GCP", "use_whitenoise": "n"},
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{"cloud_provider": "Azure", "use_whitenoise": "y"},
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{"cloud_provider": "Azure", "use_whitenoise": "n"},
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{"cloud_provider": "None", "use_whitenoise": "y", "mail_service": "Mailgun"},
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{"cloud_provider": "None", "use_whitenoise": "y", "mail_service": "Mailjet"},
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{"cloud_provider": "None", "use_whitenoise": "y", "mail_service": "Mandrill"},
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{"cloud_provider": "None", "use_whitenoise": "y", "mail_service": "Postmark"},
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{"cloud_provider": "None", "use_whitenoise": "y", "mail_service": "Sendgrid"},
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{"cloud_provider": "None", "use_whitenoise": "y", "mail_service": "SendinBlue"},
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{"cloud_provider": "None", "use_whitenoise": "y", "mail_service": "SparkPost"},
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{"cloud_provider": "None", "use_whitenoise": "y", "mail_service": "Other SMTP"},
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# Note: cloud_provider=None AND use_whitenoise=n is not supported
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{"cloud_provider": "AWS", "mail_service": "Mailgun"},
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{"cloud_provider": "AWS", "mail_service": "Amazon SES"},
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{"cloud_provider": "AWS", "mail_service": "Mailjet"},
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{"cloud_provider": "AWS", "mail_service": "Mandrill"},
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{"cloud_provider": "AWS", "mail_service": "Postmark"},
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{"cloud_provider": "AWS", "mail_service": "Sendgrid"},
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{"cloud_provider": "AWS", "mail_service": "SendinBlue"},
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{"cloud_provider": "AWS", "mail_service": "SparkPost"},
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{"cloud_provider": "AWS", "mail_service": "Other SMTP"},
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{"cloud_provider": "GCP", "mail_service": "Mailgun"},
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{"cloud_provider": "GCP", "mail_service": "Mailjet"},
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{"cloud_provider": "GCP", "mail_service": "Mandrill"},
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{"cloud_provider": "GCP", "mail_service": "Postmark"},
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{"cloud_provider": "GCP", "mail_service": "Sendgrid"},
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{"cloud_provider": "GCP", "mail_service": "SendinBlue"},
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{"cloud_provider": "GCP", "mail_service": "SparkPost"},
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{"cloud_provider": "GCP", "mail_service": "Other SMTP"},
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{"cloud_provider": "Azure", "mail_service": "Mailgun"},
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{"cloud_provider": "Azure", "mail_service": "Mailjet"},
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{"cloud_provider": "Azure", "mail_service": "Mandrill"},
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{"cloud_provider": "Azure", "mail_service": "Postmark"},
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{"cloud_provider": "Azure", "mail_service": "Sendgrid"},
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{"cloud_provider": "Azure", "mail_service": "SendinBlue"},
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{"cloud_provider": "Azure", "mail_service": "SparkPost"},
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{"cloud_provider": "Azure", "mail_service": "Other SMTP"},
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# Note: cloud_providers GCP, Azure, and None
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# with mail_service Amazon SES is not supported
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{"use_async": "y"},
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{"use_async": "n"},
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{"use_drf": "y"},
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{"use_drf": "n"},
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{"frontend_pipeline": "None"},
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{"frontend_pipeline": "Django Compressor"},
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{"frontend_pipeline": "Gulp"},
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{"frontend_pipeline": "Webpack"},
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{"use_celery": "y"},
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{"use_celery": "n"},
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{"use_mailhog": "y"},
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{"use_mailhog": "n"},
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{"use_sentry": "y"},
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{"use_sentry": "n"},
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{"use_whitenoise": "y"},
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{"use_whitenoise": "n"},
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{"use_heroku": "y"},
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{"use_heroku": "n"},
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{"ci_tool": "None"},
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{"ci_tool": "Travis"},
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{"ci_tool": "Gitlab"},
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{"ci_tool": "Github"},
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{"keep_local_envs_in_vcs": "y"},
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{"keep_local_envs_in_vcs": "n"},
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{"debug": "y"},
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{"debug": "n"},
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]
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UNSUPPORTED_COMBINATIONS = [
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{"cloud_provider": "None", "use_whitenoise": "n"},
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{"cloud_provider": "GCP", "mail_service": "Amazon SES"},
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{"cloud_provider": "Azure", "mail_service": "Amazon SES"},
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{"cloud_provider": "None", "mail_service": "Amazon SES"},
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]
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def _fixture_id(ctx):
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"""Helper to get a user-friendly test name from the parametrized context."""
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return "-".join(f"{key}:{value}" for key, value in ctx.items())
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def build_files_list(base_dir):
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"""Build a list containing absolute paths to the generated files."""
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return [os.path.join(dirpath, file_path) for dirpath, subdirs, files in os.walk(base_dir) for file_path in files]
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def check_paths(paths):
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"""Method to check all paths have correct substitutions."""
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# Assert that no match is found in any of the files
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for path in paths:
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if is_binary(path):
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continue
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for line in open(path):
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match = RE_OBJ.search(line)
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assert match is None, f"cookiecutter variable not replaced in {path}"
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@pytest.mark.parametrize("context_override", SUPPORTED_COMBINATIONS, ids=_fixture_id)
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def test_project_generation(cookies, context, context_override):
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"""Test that project is generated and fully rendered."""
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result = cookies.bake(extra_context={**context, **context_override})
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assert result.exit_code == 0
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assert result.exception is None
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assert result.project_path.name == context["project_slug"]
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assert result.project_path.is_dir()
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paths = build_files_list(str(result.project_path))
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assert paths
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check_paths(paths)
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@pytest.mark.parametrize("context_override", SUPPORTED_COMBINATIONS, ids=_fixture_id)
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def test_flake8_passes(cookies, context_override):
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"""Generated project should pass flake8."""
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result = cookies.bake(extra_context=context_override)
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try:
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sh.flake8(_cwd=str(result.project_path))
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except sh.ErrorReturnCode as e:
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pytest.fail(e.stdout.decode())
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@auto_fixable
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@pytest.mark.parametrize("context_override", SUPPORTED_COMBINATIONS, ids=_fixture_id)
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def test_black_passes(cookies, context_override):
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"""Check whether generated project passes black style."""
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result = cookies.bake(extra_context=context_override)
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try:
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sh.black(
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"--check",
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"--diff",
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"--exclude",
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"migrations",
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".",
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_cwd=str(result.project_path),
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)
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except sh.ErrorReturnCode as e:
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pytest.fail(e.stdout.decode())
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@auto_fixable
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@pytest.mark.parametrize("context_override", SUPPORTED_COMBINATIONS, ids=_fixture_id)
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def test_isort_passes(cookies, context_override):
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"""Check whether generated project passes isort style."""
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result = cookies.bake(extra_context=context_override)
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try:
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sh.isort(_cwd=str(result.project_path))
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except sh.ErrorReturnCode as e:
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pytest.fail(e.stdout.decode())
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@auto_fixable
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@pytest.mark.parametrize("context_override", SUPPORTED_COMBINATIONS, ids=_fixture_id)
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def test_django_upgrade_passes(cookies, context_override):
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"""Check whether generated project passes django-upgrade."""
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result = cookies.bake(extra_context=context_override)
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python_files = [
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file_path.removeprefix(f"{result.project_path}/")
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for file_path in glob.glob(str(result.project_path / "**" / "*.py"), recursive=True)
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]
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try:
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sh.django_upgrade(
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"--target-version",
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"4.1",
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*python_files,
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_cwd=str(result.project_path),
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)
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except sh.ErrorReturnCode as e:
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pytest.fail(e.stdout.decode())
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@pytest.mark.parametrize(
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["use_docker", "expected_test_script"],
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[
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("n", "pytest"),
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("y", "docker-compose -f local.yml run django pytest"),
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],
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)
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def test_travis_invokes_pytest(cookies, context, use_docker, expected_test_script):
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context.update({"ci_tool": "Travis", "use_docker": use_docker})
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result = cookies.bake(extra_context=context)
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assert result.exit_code == 0
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assert result.exception is None
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assert result.project_path.name == context["project_slug"]
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assert result.project_path.is_dir()
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with open(f"{result.project_path}/.travis.yml") as travis_yml:
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try:
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yml = yaml.safe_load(travis_yml)["jobs"]["include"]
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assert yml[0]["script"] == ["flake8"]
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assert yml[1]["script"] == [expected_test_script]
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except yaml.YAMLError as e:
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pytest.fail(str(e))
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@pytest.mark.parametrize(
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["use_docker", "expected_test_script"],
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[
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("n", "pytest"),
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("y", "docker-compose -f local.yml run django pytest"),
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],
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)
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def test_gitlab_invokes_precommit_and_pytest(cookies, context, use_docker, expected_test_script):
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context.update({"ci_tool": "Gitlab", "use_docker": use_docker})
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result = cookies.bake(extra_context=context)
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assert result.exit_code == 0
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assert result.exception is None
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assert result.project_path.name == context["project_slug"]
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assert result.project_path.is_dir()
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with open(f"{result.project_path}/.gitlab-ci.yml") as gitlab_yml:
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try:
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gitlab_config = yaml.safe_load(gitlab_yml)
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assert gitlab_config["precommit"]["script"] == [
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"pre-commit run --show-diff-on-failure --color=always --all-files"
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]
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assert gitlab_config["pytest"]["script"] == [expected_test_script]
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except yaml.YAMLError as e:
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pytest.fail(e)
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@pytest.mark.parametrize(
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["use_docker", "expected_test_script"],
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[
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("n", "pytest"),
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("y", "docker-compose -f local.yml run django pytest"),
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],
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)
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def test_github_invokes_linter_and_pytest(cookies, context, use_docker, expected_test_script):
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context.update({"ci_tool": "Github", "use_docker": use_docker})
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result = cookies.bake(extra_context=context)
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assert result.exit_code == 0
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assert result.exception is None
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assert result.project_path.name == context["project_slug"]
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assert result.project_path.is_dir()
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with open(f"{result.project_path}/.github/workflows/ci.yml") as github_yml:
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try:
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github_config = yaml.safe_load(github_yml)
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linter_present = False
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for action_step in github_config["jobs"]["linter"]["steps"]:
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if action_step.get("uses", "NA").startswith("pre-commit"):
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linter_present = True
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assert linter_present
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expected_test_script_present = False
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for action_step in github_config["jobs"]["pytest"]["steps"]:
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if action_step.get("run") == expected_test_script:
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expected_test_script_present = True
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assert expected_test_script_present
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except yaml.YAMLError as e:
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pytest.fail(e)
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@pytest.mark.parametrize("slug", ["project slug", "Project_Slug"])
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def test_invalid_slug(cookies, context, slug):
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"""Invalid slug should fail pre-generation hook."""
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context.update({"project_slug": slug})
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result = cookies.bake(extra_context=context)
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assert result.exit_code != 0
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assert isinstance(result.exception, FailedHookException)
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@pytest.mark.parametrize("invalid_context", UNSUPPORTED_COMBINATIONS)
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def test_error_if_incompatible(cookies, context, invalid_context):
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"""It should not generate project an incompatible combination is selected."""
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context.update(invalid_context)
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result = cookies.bake(extra_context=context)
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assert result.exit_code != 0
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assert isinstance(result.exception, FailedHookException)
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@pytest.mark.parametrize(
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["use_pycharm", "pycharm_docs_exist"],
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[
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("n", False),
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("y", True),
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],
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)
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def test_pycharm_docs_removed(cookies, context, use_pycharm, pycharm_docs_exist):
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context.update({"use_pycharm": use_pycharm})
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result = cookies.bake(extra_context=context)
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with open(f"{result.project_path}/docs/index.rst") as f:
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has_pycharm_docs = "pycharm/configuration" in f.read()
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assert has_pycharm_docs is pycharm_docs_exist
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def test_trim_domain_email(cookies, context):
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"""Check that leading and trailing spaces are trimmed in domain and email."""
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context.update(
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{
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"use_docker": "y",
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"domain_name": " example.com ",
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"email": " me@example.com ",
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}
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)
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result = cookies.bake(extra_context=context)
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assert result.exit_code == 0
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prod_django_env = result.project_path / ".envs" / ".production" / ".django"
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assert "DJANGO_ALLOWED_HOSTS=.example.com" in prod_django_env.read_text()
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base_settings = result.project_path / "config" / "settings" / "base.py"
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assert '"me@example.com"' in base_settings.read_text()
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