FreedomBox/plinth/tests/test_app.py
Sunil Mohan Adapa 9368504da5
*.py: Use SPDX license identifier
Reviewed-by: Veiko Aasa <veiko17@disroot.org>
2020-02-19 14:38:55 +02:00

304 lines
9.4 KiB
Python

# SPDX-License-Identifier: AGPL-3.0-or-later
"""
Test module for App, base class for all applications.
"""
import collections
from unittest.mock import patch
import pytest
from plinth.app import App, Component, FollowerComponent, Info, LeaderComponent
class AppTest(App):
"""Sample App for testing."""
app_id = 'test-app'
class LeaderTest(FollowerComponent):
"""Test class for using LeaderComponent in tests."""
is_leader = True
def diagnose(self):
"""Return diagnostic results."""
return [('test-result-' + self.component_id, 'success')]
@pytest.fixture(name='app_with_components')
def fixture_app_with_components():
"""Setup an app with some components."""
app = AppTest()
app.add(FollowerComponent('test-follower-1'))
app.add(FollowerComponent('test-follower-2'))
app.add(LeaderTest('test-leader-1'))
app.add(LeaderTest('test-leader-2'))
return app
@pytest.fixture(name='empty_apps', autouse=True)
def fixture_empty_apps():
"""Remove all apps from global list before starting a test."""
App._all_apps = collections.OrderedDict()
def test_app_instantiation():
"""Test that App is instantiated properly."""
app = AppTest()
assert isinstance(app.components, collections.OrderedDict)
assert not app.components
assert app.app_id == 'test-app'
assert app._all_apps['test-app'] == app
assert len(app._all_apps) == 1
def test_app_get():
"""Test that an app can be correctly retrieved."""
app = AppTest()
assert App.get(app.app_id) == app
def test_app_list():
"""Test listing all apps."""
app = AppTest()
assert list(App.list()) == [app]
def test_app_add():
"""Test adding a components to an App."""
app = AppTest()
component = Component('test-component')
return_value = app.add(component)
assert len(app.components) == 1
assert app.components['test-component'] == component
assert return_value == app
def test_app_remove(app_with_components):
"""Test removing a component from an App."""
app = app_with_components
component = app.components['test-leader-1']
assert app.remove('test-leader-1') == component
assert 'test-leader-1' not in app.components
def test_get_component(app_with_components):
"""Test retrieving a component from an App."""
app = app_with_components
component = app.components['test-leader-1']
assert app.get_component('test-leader-1') == component
with pytest.raises(KeyError):
app.get_component('x-invalid-component')
def test_get_components_of_type(app_with_components):
"""Test retrieving list of components of a given type."""
app = app_with_components
components = app.get_components_of_type(FollowerComponent)
follower_components = [
app.components['test-follower-1'],
app.components['test-follower-2'],
app.components['test-leader-1'],
app.components['test-leader-2'],
]
assert list(components) == follower_components
components = app.get_components_of_type(LeaderTest)
leader_components = [
app.components['test-leader-1'],
app.components['test-leader-2'],
]
assert list(components) == leader_components
def test_app_enable(app_with_components):
"""Test that enabling an app enables components."""
app_with_components.disable()
app_with_components.enable()
for component in app_with_components.components.values():
assert component.is_enabled()
def test_app_disable(app_with_components):
"""Test that disabling an app disables components."""
app_with_components.enable()
app_with_components.disable()
for component in app_with_components.components.values():
assert not component.is_enabled()
def test_app_is_enabled(app_with_components):
"""Test checking for app enabled."""
app = app_with_components
app.disable()
# Disabling the components disables that app
assert not app.is_enabled()
# Enabling followers will not enable the app
app.components['test-follower-1'].enable()
assert not app.is_enabled()
app.components['test-follower-2'].enable()
assert not app.is_enabled()
# Enabling both leaders will enable the app
app.components['test-leader-1'].enable()
assert not app.is_enabled()
app.components['test-leader-2'].enable()
assert app.is_enabled()
# Disabling followers has no effect
app.components['test-follower-1'].disable()
assert app.is_enabled()
def test_app_is_enabled_with_no_leader_components():
"""When there are not leader components, app.is_enabled() returns True."""
app = AppTest()
assert app.is_enabled()
def test_app_set_enabled(app_with_components):
"""Test that setting enabled effects only followers."""
app = app_with_components
app.disable()
app.set_enabled(True)
assert app.components['test-follower-1'].is_enabled()
assert not app.components['test-leader-1'].is_enabled()
app.enable()
app.set_enabled(False)
assert not app.components['test-follower-1'].is_enabled()
assert app.components['test-leader-1'].is_enabled()
def test_app_diagnose(app_with_components):
"""Test running diagnostics on an app."""
results = app_with_components.diagnose()
assert results == [('test-result-test-leader-1', 'success'),
('test-result-test-leader-2', 'success')]
def test_app_has_diagnostics(app_with_components):
"""Test checking if app has diagnostics implemented."""
app = app_with_components
# App with components that has diagnostics
assert app.has_diagnostics()
# App with components that don't have diagnostics
app.remove('test-leader-1')
app.remove('test-leader-2')
assert not app.has_diagnostics()
# App with app-level diagnostics
with patch.object(AppTest, 'diagnose', return_value=[('test1', 'passed')]):
assert app.has_diagnostics()
def test_component_initialization():
"""Test that component is initialized properly."""
with pytest.raises(ValueError):
Component(None)
component = Component('test-component')
assert component.component_id == 'test-component'
assert not component.is_leader
def test_component_diagnose():
"""Test running diagnostics on component."""
component = Component('test-component')
assert component.diagnose() == []
def test_component_has_diagnostics():
"""Test checking if component has diagnostics implemented."""
component = LeaderTest('test-leader-1')
assert component.has_diagnostics()
component = FollowerComponent('test-follower-1')
assert not component.has_diagnostics()
def test_follower_component_initialization():
"""Test that follower component is initialized properly."""
component = FollowerComponent('test-follower-1')
assert not component.is_enabled()
component = FollowerComponent('test-follower-2', False)
assert not component.is_enabled()
component = FollowerComponent('test-follower-3', True)
assert component.is_enabled()
def test_follower_component_set_enabled():
"""Test setting internal enabled state a follower component."""
component = FollowerComponent('test-follower-1', False)
component.set_enabled(True)
assert component.is_enabled()
component.set_enabled(False)
assert not component.is_enabled()
def test_follower_component_enable():
"""Test enabling a follower component."""
component = FollowerComponent('test-follower-1', False)
component.enable()
assert component.is_enabled()
def test_follower_component_disable():
"""Test disabling a follower component."""
component = FollowerComponent('test-follower-1', True)
component.disable()
assert not component.is_enabled()
def test_leader_component_initialization():
"""Test that leader component is initialized properly."""
component = LeaderComponent('test-leader-1')
assert component.is_leader
def test_leader_component_is_enabled():
"""Test getting enabled state is not implemented in leader component."""
component = LeaderComponent('test-leader-1')
with pytest.raises(NotImplementedError):
assert component.is_enabled()
def test_info_initialization_without_args():
"""Test initializing the Info component without arguments."""
info = Info('test-app', 3)
assert info.component_id == 'test-app-info'
assert info.app_id == 'test-app'
assert info.version == 3
assert not info.is_essential
assert info.depends == []
assert info.name is None
assert info.icon is None
assert info.icon_filename is None
assert info.short_description is None
assert info.description is None
assert info.manual_page is None
assert info.clients is None
def test_info_initialization_with_args():
"""Test initializing the Info component with arguments."""
info = Info('test-app', 3, is_essential=True, depends=['test-app-2'],
name='Test App', icon='fa-test', icon_filename='test-icon',
short_description='For Test', description='Test description',
manual_page='Test', clients=['test'])
assert info.is_essential
assert info.depends == ['test-app-2']
assert info.name == 'Test App'
assert info.icon == 'fa-test'
assert info.icon_filename == 'test-icon'
assert info.short_description == 'For Test'
assert info.description == 'Test description'
assert info.manual_page == 'Test'
assert info.clients == ['test']