def test_popping_unpopulated_override_errors(self):
manager = OverrideManager()
with pytest.raises(RuntimeError) as excinfo:
manager.pop()
assert "popped wrong override context" in str(excinfo.value)
def test_override_context_manager(self):
manager = OverrideManager()
o = Override()
with manager.override(o):
assert _override_ctx_stack.top[1] is o
assert _override_ctx_stack.top is None
def test_manager_throws_if_different_context_popped(self):
manager = OverrideManager()
manager.push(Override())
manager2 = OverrideManager()
with pytest.raises(RuntimeError) as excinfo:
manager2.pop()
assert "popped wrong override context" in str(excinfo.value)
def test_override_with_use_parent_combines_both(self):
manager = OverrideManager()
def parent_requirement(user):
return True
def child_requirement(user):
return True
parent = Override(parent_requirement)
child = Override(child_requirement)
expected = Override(parent_requirement, child_requirement)
with manager.override(parent):
with manager.override(child, use_parent=True):
assert expected == manager.current
def test_current_overrides_points_towards_temporary_context(
self, never, always):
manager = OverrideManager()
manager.push(Override(never))
o = Override(always)
with manager.override(o):
assert o == current_overrides
manager.pop()
def test_current_overrides_returns_active_context(self, never):
manager = OverrideManager()
o = Override(never)
manager.push(o)
assert o == current_overrides
manager.pop()
def test_conditional_skips_overridden_requirements(member, never, always, request):
manager = OverrideManager()
manager.push(Override(never))
reqs = And(never, always)
assert reqs.fulfill(member, request)
manager.pop()
def test_conditional_skips_overridden_requirements_even_if_nested(
member, always, never, request
):
manager = OverrideManager()
manager.push(Override(never))
reqs = And(And(And(always), Or(never)))
assert reqs.fulfill(member)
manager.pop()
def test_override_manager_populates_overrides_local(self):
manager = OverrideManager()
override = Override(some_requirement)
manager.push(override)
assert some_requirement in current_overrides