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https://github.com/PyCQA/flake8.git
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acced5f62a
This avoids flake8 silently ignoring one of the plugins and fixes https://gitlab.com/pycqa/flake8/-/issues/634.
74 lines
2.2 KiB
Python
74 lines
2.2 KiB
Python
"""Integration tests for plugin loading."""
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import pytest
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from flake8.main import application
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from flake8 import exceptions
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LOCAL_PLUGIN_CONFIG = 'tests/fixtures/config_files/local-plugin.ini'
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LOCAL_PLUGIN_PATH_CONFIG = 'tests/fixtures/config_files/local-plugin-path.ini'
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LOCAL_PLUGIN_DUPLICATE_CONFIG = 'tests/fixtures/config_files/local-plugin-duplicate-entry-point.ini'
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class ExtensionTestPlugin(object):
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"""Extension test plugin."""
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name = 'ExtensionTestPlugin'
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version = '1.0.0'
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def __init__(self, tree):
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"""Construct an instance of test plugin."""
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def run(self):
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"""Do nothing."""
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@classmethod
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def add_options(cls, parser):
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"""Register options."""
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parser.add_option('--anopt')
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class ReportTestPlugin(object):
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"""Report test plugin."""
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name = 'ReportTestPlugin'
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version = '1.0.0'
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def __init__(self, tree):
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"""Construct an instance of test plugin."""
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def run(self):
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"""Do nothing."""
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def test_enable_local_plugin_from_config():
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"""App can load a local plugin from config file."""
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app = application.Application()
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app.initialize(['flake8', '--config', LOCAL_PLUGIN_CONFIG])
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assert app.check_plugins['XE'].plugin is ExtensionTestPlugin
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assert app.formatting_plugins['XR'].plugin is ReportTestPlugin
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def test_local_plugin_can_add_option():
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"""A local plugin can add a CLI option."""
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app = application.Application()
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app.initialize(
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['flake8', '--config', LOCAL_PLUGIN_CONFIG, '--anopt', 'foo'])
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assert app.options.anopt == 'foo'
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def test_enable_local_plugin_at_non_installed_path():
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"""Can add a paths option in local-plugins config section for finding."""
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app = application.Application()
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app.initialize(['flake8', '--config', LOCAL_PLUGIN_PATH_CONFIG])
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assert app.check_plugins['XE'].plugin.name == 'ExtensionTestPlugin2'
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def test_reject_local_plugins_with_duplicate_entry_point():
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"""Reject duplicate entry points in local-plugins config section."""
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with pytest.raises(exceptions.DuplicatePluginEntryPoint):
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app = application.Application()
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app.initialize(['flake8', '--config', LOCAL_PLUGIN_DUPLICATE_CONFIG])
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