def test_deleting_child():
"""Test deleting a child.
"""
root = RootTask()
task1 = ComplexTask(name='task1',
database_entries={'val1': 2.0})
task2 = SimpleTask(name='task2',
database_entries={'val2': 1},
access_exs={'val2': 2})
task3 = ComplexTask(name='task3')
task4 = ComplexTask(name='task4')
task1.add_child_task(0, task2)
task1.add_child_task(1, task4)
root.add_child_task(0, task1)
root.add_child_task(1, task3)
listener = SignalListener()
task1.observe('children_changed', listener.listen)
task1.remove_child_task(0)
assert listener.counter == 1
assert listener.signals[0].removed
assert task1.preferences['children_0']['name'] == 'task4'
assert 'task2_val2' not in task3.list_accessible_database_entries()
root.remove_child_task(0)
assert len(root.children) == 1
with pytest.raises(KeyError):
root.get_from_database('task1_val1')
def test_deleting_child():
"""Test deleting a child.
"""
root = RootTask()
task1 = ComplexTask(name='task1',
database_entries={'val1': 2.0})
task2 = SimpleTask(name='task2',
database_entries={'val2': 1},
access_exs={'val2': 2})
task3 = ComplexTask(name='task3')
task4 = ComplexTask(name='task4')
task1.add_child_task(0, task2)
task1.add_child_task(1, task4)
root.add_child_task(0, task1)
root.add_child_task(1, task3)
listener = SignalListener()
task1.observe('children_changed', listener.listen)
task1.remove_child_task(0)
assert listener.counter == 1
assert listener.signals[0].removed
assert task1.preferences['children_0']['name'] == 'task4'
assert 'task2_val2' not in task3.list_accessible_database_entries()
root.remove_child_task(0)
assert len(root.children) == 1
with pytest.raises(KeyError):
root.get_from_database('task1_val1')
class TestInterfaceableTaskMixin(object):
"""Test the capabilities of task interfaces.
"""
def setup(self):
self.root = RootTask()
self.mixin = Mixin(name='Simple')
self.root.add_child_task(0, self.mixin)
def test_interface_observer(self):
"""Test changing the interface.
"""
i1 = InterfaceTest()
i2 = InterfaceTest2()
self.mixin.interface = i1
assert i1.task is self.mixin
assert self.mixin.database_entries == {'test': 2.0, 'itest': 1.0}
assert i1.interface_id[1] == (self.mixin.task_id,)
self.mixin.interface = i2
assert i2.task is self.mixin
assert i1.task is None
assert self.mixin.database_entries == {'test': 2.0, 'itest': 2.0,
'fmt': '', 'feval': 0}
def test_check1(self):
"""Test running checks when the interface is present.
"""
self.mixin.interface = InterfaceTest(answer=True)
res, traceback = self.mixin.check()
assert res
assert not traceback
assert self.mixin.interface.called
def test_check2(self):
"""Test running checks when no interface exist but i_perform is
implemented.
"""
res, traceback = IMixin().check()
assert res
assert not traceback
def test_check3(self):
"""Test handling missing interface.
"""
res, traceback = self.mixin.check()
assert not res
assert traceback
assert len(traceback) == 1
assert 'root/Simple-interface' in traceback
def test_check4(self):
"""Test handling a non-passing test from the interface.
"""
self.mixin.interface = InterfaceTest()
res, traceback = self.mixin.check()
assert not res
assert len(traceback) == 1
assert self.mixin.interface.called
def test_check5(self):
"""Check that auto-check of fmt and feavl tagged members works.
"""
self.mixin.interface = InterfaceTest2(fmt='{Simple_test}',
feval='2*{Simple_test}')
res, traceback = self.mixin.check()
assert res
assert not traceback
assert self.root.get_from_database('Simple_fmt') == '2.0'
assert self.root.get_from_database('Simple_feval') == 4.0
def test_check6(self):
"""Check that auto-check of fmt and feavl handle errors.
"""
self.mixin.interface = InterfaceTest2(fmt='{Simple_test*}',
feval='2*{Simple_test}*')
res, traceback = self.mixin.check()
assert not res
assert self.root.get_from_database('Simple_fmt') == ''
assert self.root.get_from_database('Simple_feval') == 0
assert len(traceback) == 2
assert 'root/Simple-fmt' in traceback
assert 'root/Simple-feval' in traceback
def test_perform1(self):
"""Test perform does call interface if present.
"""
self.mixin.interface = InterfaceTest()
self.root.database.prepare_to_run()
self.mixin.perform()
assert self.mixin.get_from_database('Simple_itest') == 2.0
def test_perform2(self):
"""Test perform use i_perform when no interface exists.
"""
self.root.remove_child_task(0)
self.mixin = IMixin(name='Simple')
self.root.add_child_task(0, self.mixin)
self.root.database.prepare_to_run()
self.mixin.perform()
assert self.root.get_from_database('Simple_test') == 3.0
def test_build_from_config1(self):
"""Test building a interfaceable task with no interface from a config.
"""
aux = RootTask()
aux.add_child_task(0, IMixin())
bis = RootTask.build_from_config(aux.preferences,
{'ecpy.task': {'tests.IMixin': IMixin,
'ecpy.RootTask':
RootTask}})
assert type(bis.children[0]).__name__ == 'IMixin'
def test_build_from_config2(self):
"""Test building a interfaceable task with an interface from a config.
"""
self.mixin.interface = InterfaceTest(answer=True)
self.root.update_preferences_from_members()
deps = {'ecpy.task': {'tests.Mixin': Mixin, 'ecpy.RootTask': RootTask},
'ecpy.tasks.interface':
{('InterfaceTest', ('tests.Mixin',)): InterfaceTest}}
bis = RootTask.build_from_config(self.root.preferences, deps)
assert type(bis.children[0].interface).__name__ == 'InterfaceTest'
def test_traverse(self):
"""Test traversing a task with interface.
"""
self.mixin.interface = InterfaceTest2()
w = list(self.mixin.traverse())
assert w == [self.mixin, self.mixin.interface]
class TestInterfaceableTaskMixin(object):
"""Test the capabilities of task interfaces.
"""
def setup(self):
self.root = RootTask()
self.mixin = Mixin(name='Simple')
self.root.add_child_task(0, self.mixin)
def test_interface_observer(self):
"""Test changing the interface.
"""
i1 = InterfaceTest()
i2 = InterfaceTest2()
self.mixin.interface = i1
assert i1.task is self.mixin
assert self.mixin.database_entries == {'test': 2.0, 'itest': 1.0}
assert i1.interface_id[1] == (self.mixin.task_id, )
self.mixin.interface = i2
assert i2.task is self.mixin
assert i1.task is None
assert self.mixin.database_entries == {
'test': 2.0,
'itest': 2.0,
'fmt': '',
'feval': 0
}
def test_check1(self):
"""Test running checks when the interface is present.
"""
self.mixin.interface = InterfaceTest(answer=True)
res, traceback = self.mixin.check()
assert res
assert not traceback
assert self.mixin.interface.called
def test_check2(self):
"""Test running checks when no interface exist but i_perform is
implemented.
"""
res, traceback = IMixin().check()
assert res
assert not traceback
def test_check3(self):
"""Test handling missing interface.
"""
res, traceback = self.mixin.check()
assert not res
assert traceback
assert len(traceback) == 1
assert 'root/Simple-interface' in traceback
def test_check4(self):
"""Test handling a non-passing test from the interface.
"""
self.mixin.interface = InterfaceTest()
res, traceback = self.mixin.check()
assert not res
assert len(traceback) == 1
assert self.mixin.interface.called
def test_check5(self):
"""Check that auto-check of fmt and feavl tagged members works.
"""
self.mixin.interface = InterfaceTest2(fmt='{Simple_test}',
feval='2*{Simple_test}')
res, traceback = self.mixin.check()
assert res
assert not traceback
assert self.root.get_from_database('Simple_fmt') == '2.0'
assert self.root.get_from_database('Simple_feval') == 4.0
def test_check6(self):
"""Check that auto-check of fmt and feavl handle errors.
"""
self.mixin.interface = InterfaceTest2(fmt='{Simple_test*}',
feval='2*{Simple_test}*')
res, traceback = self.mixin.check()
assert not res
assert self.root.get_from_database('Simple_fmt') == ''
assert self.root.get_from_database('Simple_feval') == 0
assert len(traceback) == 2
assert 'root/Simple-fmt' in traceback
assert 'root/Simple-feval' in traceback
def test_perform1(self):
"""Test perform does call interface if present.
"""
self.mixin.interface = InterfaceTest()
self.root.database.prepare_to_run()
self.mixin.perform()
assert self.mixin.get_from_database('Simple_itest') == 2.0
def test_perform2(self):
"""Test perform use i_perform when no interface exists.
"""
self.root.remove_child_task(0)
self.mixin = IMixin(name='Simple')
self.root.add_child_task(0, self.mixin)
self.root.database.prepare_to_run()
self.mixin.perform()
assert self.root.get_from_database('Simple_test') == 3.0
def test_build_from_config1(self):
"""Test building a interfaceable task with no interface from a config.
"""
aux = RootTask()
aux.add_child_task(0, IMixin())
bis = RootTask.build_from_config(
aux.preferences,
{'ecpy.task': {
'tests.IMixin': IMixin,
'ecpy.RootTask': RootTask
}})
assert type(bis.children[0]).__name__ == 'IMixin'
def test_build_from_config2(self):
"""Test building a interfaceable task with an interface from a config.
"""
self.mixin.interface = InterfaceTest(answer=True)
self.root.update_preferences_from_members()
deps = {
'ecpy.task': {
'tests.Mixin': Mixin,
'ecpy.RootTask': RootTask
},
'ecpy.tasks.interface': {
('InterfaceTest', ('tests.Mixin', )): InterfaceTest
}
}
bis = RootTask.build_from_config(self.root.preferences, deps)
assert type(bis.children[0].interface).__name__ == 'InterfaceTest'
def test_traverse(self):
"""Test traversing a task with interface.
"""
self.mixin.interface = InterfaceTest2()
w = list(self.mixin.traverse())
assert w == [self.mixin, self.mixin.interface]
