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import logging
import pytest
from errbot.backends.test import TestPerson
from errbot.flow import Flow, FlowRoot, InvalidState
log = logging.getLogger(__name__)
def test_node():
root = FlowRoot("test", "This is my flowroot")
node = root.connect("a", lambda ctx: ctx["toto"] == "titui")
assert root.predicate_for_node(node)({"toto": "titui"})
assert not root.predicate_for_node(node)({"toto": "blah"})
def test_flow_predicate():
root = FlowRoot("test", "This is my flowroot")
node = root.connect("a", lambda ctx: "toto" in ctx and ctx["toto"] == "titui")
somebody = TestPerson("me")
# Non-matching predicate
flow = Flow(root, somebody, {})
assert node in flow.next_steps()
assert node not in flow.next_autosteps()
with pytest.raises(InvalidState):
flow.advance(node)
flow.advance(node, enforce_predicate=False) # This will bypass the restriction
assert flow._current_step == node
# Matching predicate
flow = Flow(root, somebody, {"toto": "titui"})
assert node in flow.next_steps()
assert node in flow.next_autosteps()
flow.advance(node)
assert flow._current_step == node
def test_autotrigger():
root = FlowRoot("test", "This is my flowroot")
node = root.connect(
"a", lambda ctx: "toto" in ctx and ctx["toto"] == "titui", auto_trigger=True
)
assert node.command in root.auto_triggers
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