* Re-work message tests so I could wrap my simple head around what was happening - just needed an example that made sense to me.
* Clear out complex get_message_instance_receive how that many-to-many works. * Create decent error messages when correlations fail * Move correlation checks into the MessageInstance class * The APIError could bomb out ugly if it hit a workflow exception with not Task Spec.
This commit is contained in:
Dan
parent
a395909127
commit
b169c3a872
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@ -27,8 +27,8 @@ flask-marshmallow = "*"
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flask-migrate = "*"
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flask-migrate = "*"
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flask-restful = "*"
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flask-restful = "*"
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werkzeug = "*"
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werkzeug = "*"
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SpiffWorkflow = {git = "https://github.com/sartography/SpiffWorkflow", rev = "main"}
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#SpiffWorkflow = {git = "https://github.com/sartography/SpiffWorkflow", rev = "main"}
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# SpiffWorkflow = {develop = true, path = "../SpiffWorkflow" }
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SpiffWorkflow = {develop = true, path = "../SpiffWorkflow" }
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sentry-sdk = "^1.10"
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sentry-sdk = "^1.10"
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sphinx-autoapi = "^2.0"
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sphinx-autoapi = "^2.0"
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flask-bpmn = {git = "https://github.com/sartography/flask-bpmn", rev = "main"}
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flask-bpmn = {git = "https://github.com/sartography/flask-bpmn", rev = "main"}
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@ -157,7 +157,7 @@ class ApiError(Exception):
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error_line=exp.error_line,
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error_line=exp.error_line,
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task_trace=exp.task_trace,
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task_trace=exp.task_trace,
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)
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)
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elif isinstance(exp, WorkflowException):
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elif isinstance(exp, WorkflowException) and exp.task_spec:
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return ApiError.from_task_spec(error_code, message, exp.task_spec)
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return ApiError.from_task_spec(error_code, message, exp.task_spec)
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else:
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else:
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return ApiError("workflow_error", str(exp))
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return ApiError("workflow_error", str(exp))
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@ -1,7 +1,7 @@
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"""Message_instance."""
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"""Message_instance."""
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import enum
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import enum
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from dataclasses import dataclass
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from dataclasses import dataclass
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from typing import Any
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from typing import Any, Self
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from typing import Optional
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from typing import Optional
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from typing import TYPE_CHECKING
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from typing import TYPE_CHECKING
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@ -68,7 +68,15 @@ class MessageInstanceModel(SpiffworkflowBaseDBModel):
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"""Validate_status."""
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"""Validate_status."""
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return self.validate_enum_field(key, value, MessageStatuses)
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return self.validate_enum_field(key, value, MessageStatuses)
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def correlates(self, correlation_dictionary):
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def correlates(self, other_message_instance: Self) -> bool:
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if other_message_instance.message_model_id != self.message_model_id:
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return False
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correlation_dict = {}
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for c in other_message_instance.message_correlations:
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correlation_dict[c.name]=c.value
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return self.correlates_with_dictionary(correlation_dict)
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def correlates_with_dictionary(self, correlation_dictionary: dict) -> bool:
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"""Returns true if the given dictionary matches the correlation names and values connected to this message instance"""
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"""Returns true if the given dictionary matches the correlation names and values connected to this message instance"""
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for c in self.message_correlations:
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for c in self.message_correlations:
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# Fixme: Maybe we should look at typing the correlations and not forcing them to strings?
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# Fixme: Maybe we should look at typing the correlations and not forcing them to strings?
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@ -125,7 +125,7 @@ def message_send(
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# do any waiting message instances have matching correlations?
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# do any waiting message instances have matching correlations?
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matching_message = None
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matching_message = None
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for message_instance in message_instances:
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for message_instance in message_instances:
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if message_instance.correlates(body["payload"]):
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if message_instance.correlates_with_dictionary(body["payload"]):
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matching_message = message_instance
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matching_message = message_instance
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process_instance = None
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process_instance = None
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@ -8,7 +8,7 @@ from sqlalchemy import select
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from spiffworkflow_backend.models.db import db
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from spiffworkflow_backend.models.db import db
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from spiffworkflow_backend.models.message_correlation import MessageCorrelationModel
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from spiffworkflow_backend.models.message_correlation import MessageCorrelationModel
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from spiffworkflow_backend.models.message_instance import MessageInstanceModel
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from spiffworkflow_backend.models.message_instance import MessageInstanceModel, MessageStatuses
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from spiffworkflow_backend.models.message_triggerable_process_model import (
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from spiffworkflow_backend.models.message_triggerable_process_model import (
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MessageTriggerableProcessModel,
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MessageTriggerableProcessModel,
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)
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)
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@ -38,6 +38,7 @@ class MessageService:
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message_instances_receive = MessageInstanceModel.query.filter_by(
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message_instances_receive = MessageInstanceModel.query.filter_by(
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message_type="receive", status="ready"
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message_type="receive", status="ready"
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).all()
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).all()
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for message_instance_send in message_instances_send:
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for message_instance_send in message_instances_send:
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# check again in case another background process picked up the message
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# check again in case another background process picked up the message
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# while the previous one was running
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# while the previous one was running
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@ -121,8 +122,7 @@ class MessageService:
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processor_receive.do_engine_steps(save=False)
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processor_receive.do_engine_steps(save=False)
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processor_receive.bpmn_process_instance.catch_bpmn_message(
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processor_receive.bpmn_process_instance.catch_bpmn_message(
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message_model_name,
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message_model_name,
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message_payload,
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message_payload
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correlations={},
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)
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)
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processor_receive.do_engine_steps(save=True)
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processor_receive.do_engine_steps(save=True)
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@ -156,58 +156,19 @@ class MessageService:
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correlations={},
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correlations={},
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)
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)
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processor_receive.do_engine_steps(save=True)
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processor_receive.do_engine_steps(save=True)
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message_instance_receive.status = MessageStatuses.completed.value
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db.session.add(message_instance_receive)
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db.session.commit()
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@staticmethod
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@staticmethod
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def get_message_instance_receive(
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def get_message_instance_receive(
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message_instance_send: MessageInstanceModel,
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message_instance_send: MessageInstanceModel,
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message_instances_receive: list[MessageInstanceModel],
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message_instances_receive: list[MessageInstanceModel],
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) -> Optional[MessageInstanceModel]:
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) -> Optional[MessageInstanceModel]:
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"""Get_message_instance_receive."""
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"""Returns the message instance that correlates to the send message, or None if nothing correlates."""
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for message_instance in message_instances_receive:
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message_correlations_send = message_instance_send.message_correlations
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if message_instance.correlates(message_instance_send):
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return message_instance
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message_correlation_filter = []
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for message_correlation_send in message_correlations_send:
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message_correlation_filter.append(
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and_(
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MessageCorrelationModel.name == message_correlation_send.name,
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MessageCorrelationModel.value == message_correlation_send.value,
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MessageCorrelationModel.message_correlation_property_id
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== message_correlation_send.message_correlation_property_id,
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)
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)
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for message_instance_receive in message_instances_receive:
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# sqlalchemy supports select / where statements like active record apparantly
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# https://docs.sqlalchemy.org/en/14/core/tutorial.html#conjunctions
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message_correlation_select = (
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select([db.func.count()])
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.select_from(MessageCorrelationModel) # type: ignore
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.where(
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and_(
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MessageCorrelationModel.process_instance_id
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== message_instance_receive.process_instance_id,
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or_(*message_correlation_filter),
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)
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)
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.join(message_correlation_message_instance_table) # type: ignore
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.filter_by(
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message_instance_id=message_instance_receive.id,
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)
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)
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message_correlations_receive = db.session.execute(
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message_correlation_select
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)
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# since the query matches on name, value, and message_instance_receive.id, if the counts
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# message correlations found are the same, then this should be the relevant message
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if (
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message_correlations_receive.scalar() == len(message_correlations_send)
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and message_instance_receive.message_model_id
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== message_instance_send.message_model_id
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):
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return message_instance_receive
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return None
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return None
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@staticmethod
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@staticmethod
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@ -1,42 +1,39 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<?xml version="1.0" encoding="UTF-8"?>
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<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:spiffworkflow="http://spiffworkflow.org/bpmn/schema/1.0/core" id="Definitions_96f6665" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="3.0.0-dev">
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<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:spiffworkflow="http://spiffworkflow.org/bpmn/schema/1.0/core" id="Definitions_96f6665" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="3.0.0-dev">
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<bpmn:collaboration id="Collaboration_0oye1os">
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<bpmn:collaboration id="Collaboration_0oye1os">
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<bpmn:participant id="message_receiver" name="Message Receiver" processRef="message_receiver_process" />
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<bpmn:participant id="message_receiver" name="Message Receiver (invoice approver)" processRef="message_receiver_process" />
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<bpmn:participant id="message_sender" name="Message Sender" />
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<bpmn:participant id="message_sender" name="Message Sender" />
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<bpmn:messageFlow id="message_send_flow" name="Message Send Flow" sourceRef="message_sender" targetRef="receive_message" />
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<bpmn:messageFlow id="message_send_flow" name="Message Send Flow" sourceRef="message_sender" targetRef="receive_message" />
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<bpmn:messageFlow id="Flow_0ds946g" sourceRef="send_message_response" targetRef="message_sender" />
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<bpmn:messageFlow id="Flow_0ds946g" sourceRef="send_message_response" targetRef="message_sender" />
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<bpmn:correlationKey name="message_correlation_key">
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<bpmn:correlationKey name="invoice">
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<bpmn:correlationPropertyRef>message_correlation_property_topica</bpmn:correlationPropertyRef>
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<bpmn:correlationPropertyRef>customer_id</bpmn:correlationPropertyRef>
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<bpmn:correlationPropertyRef>message_correlation_property_topicb</bpmn:correlationPropertyRef>
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<bpmn:correlationPropertyRef>po_number</bpmn:correlationPropertyRef>
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</bpmn:correlationKey>
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</bpmn:correlationKey>
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</bpmn:collaboration>
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</bpmn:collaboration>
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<bpmn:correlationProperty id="message_correlation_property_topica" name="Message Correlation Property TopicA">
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<bpmn:correlationProperty id="customer_id" name="Customer Id">
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<bpmn:correlationPropertyRetrievalExpression messageRef="message_send">
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<bpmn:correlationPropertyRetrievalExpression messageRef="request_approval">
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<bpmn:messagePath>topica</bpmn:messagePath>
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<bpmn:formalExpression>customer_id</bpmn:formalExpression>
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</bpmn:correlationPropertyRetrievalExpression>
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</bpmn:correlationPropertyRetrievalExpression>
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<bpmn:correlationPropertyRetrievalExpression messageRef="message_response">
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<bpmn:correlationPropertyRetrievalExpression messageRef="approval_result">
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<bpmn:messagePath>the_payload.topica</bpmn:messagePath>
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<bpmn:formalExpression>customer_id</bpmn:formalExpression>
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</bpmn:correlationPropertyRetrievalExpression>
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</bpmn:correlationPropertyRetrievalExpression>
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</bpmn:correlationProperty>
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</bpmn:correlationProperty>
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<bpmn:correlationProperty id="message_correlation_property_topicb" name="Message Correlation Property TopicB">
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<bpmn:correlationProperty id="po_number" name="Purchase Order Number">
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<bpmn:correlationPropertyRetrievalExpression messageRef="message_send">
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<bpmn:correlationPropertyRetrievalExpression messageRef="request_approval">
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<bpmn:messagePath>topicb</bpmn:messagePath>
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<bpmn:formalExpression>po_number</bpmn:formalExpression>
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</bpmn:correlationPropertyRetrievalExpression>
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</bpmn:correlationPropertyRetrievalExpression>
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<bpmn:correlationPropertyRetrievalExpression messageRef="message_response">
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<bpmn:correlationPropertyRetrievalExpression messageRef="approval_result">
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<bpmn:messagePath>the_payload.topicb</bpmn:messagePath>
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<bpmn:formalExpression>po_number</bpmn:formalExpression>
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</bpmn:correlationPropertyRetrievalExpression>
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</bpmn:correlationPropertyRetrievalExpression>
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</bpmn:correlationProperty>
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</bpmn:correlationProperty>
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<bpmn:message id="message_send" name="Message Send">
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<bpmn:message id="request_approval" name="Request Approval">
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<bpmn:extensionElements>
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<bpmn:extensionElements>
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<spiffworkflow:messageVariable>the_payload</spiffworkflow:messageVariable>
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<spiffworkflow:messageVariable>invoice</spiffworkflow:messageVariable>
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</bpmn:extensionElements>
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</bpmn:extensionElements>
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</bpmn:message>
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</bpmn:message>
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<bpmn:message id="message_response" name="Message Response">
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<bpmn:message id="approval_result" name="Approval Result">
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<bpmn:extensionElements>
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<bpmn:extensionElements>
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<spiffworkflow:messagePayload>{ "the_payload": {
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<spiffworkflow:messagePayload>invoice</spiffworkflow:messagePayload>
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"topica": the_payload.topica,
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"topicb": the_payload.topicb,
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}}</spiffworkflow:messagePayload>
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</bpmn:extensionElements>
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</bpmn:extensionElements>
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</bpmn:message>
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</bpmn:message>
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<bpmn:process id="message_receiver_process" name="Message Receiver Process" isExecutable="true">
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<bpmn:process id="message_receiver_process" name="Message Receiver Process" isExecutable="true">
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@ -45,28 +42,21 @@
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<bpmn:endEvent id="Event_0q5otqd">
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<bpmn:endEvent id="Event_0q5otqd">
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<bpmn:incoming>Flow_11r9uiw</bpmn:incoming>
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<bpmn:incoming>Flow_11r9uiw</bpmn:incoming>
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</bpmn:endEvent>
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</bpmn:endEvent>
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<bpmn:sendTask id="send_message_response" name="Send Message Reponse" messageRef="message_response">
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<bpmn:sendTask id="send_message_response" name="Send Message Reponse" messageRef="approval_result">
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<bpmn:incoming>Flow_0fruoax</bpmn:incoming>
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<bpmn:incoming>Flow_0fruoax</bpmn:incoming>
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<bpmn:outgoing>Flow_11r9uiw</bpmn:outgoing>
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<bpmn:outgoing>Flow_11r9uiw</bpmn:outgoing>
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</bpmn:sendTask>
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</bpmn:sendTask>
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<bpmn:startEvent id="receive_message" name="Receive Message">
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<bpmn:startEvent id="receive_message" name="Receive Message">
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<bpmn:outgoing>Flow_0fruoax</bpmn:outgoing>
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<bpmn:outgoing>Flow_0fruoax</bpmn:outgoing>
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<bpmn:messageEventDefinition id="MessageEventDefinition_08u7ksn" messageRef="message_send" />
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<bpmn:messageEventDefinition id="MessageEventDefinition_08u7ksn" messageRef="request_approval" />
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</bpmn:startEvent>
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</bpmn:startEvent>
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</bpmn:process>
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</bpmn:process>
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<bpmndi:BPMNDiagram id="BPMNDiagram_1">
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<bpmndi:BPMNDiagram id="BPMNDiagram_1">
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<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="Collaboration_0oye1os">
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<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="Collaboration_0oye1os">
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<bpmndi:BPMNShape id="Participant_0mr0gg1_di" bpmnElement="message_receiver" isHorizontal="true">
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<bpmndi:BPMNShape id="Participant_0mr0gg1_di" bpmnElement="message_receiver" isHorizontal="true">
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<dc:Bounds x="120" y="350" width="480" height="230" />
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<dc:Bounds x="120" y="350" width="480" height="230" />
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<bpmndi:BPMNLabel />
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</bpmndi:BPMNShape>
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</bpmndi:BPMNShape>
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<bpmndi:BPMNEdge id="Flow_11r9uiw_di" bpmnElement="Flow_11r9uiw">
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<di:waypoint x="480" y="480" />
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<di:waypoint x="512" y="480" />
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</bpmndi:BPMNEdge>
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<bpmndi:BPMNEdge id="Flow_0fruoax_di" bpmnElement="Flow_0fruoax">
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<di:waypoint x="208" y="480" />
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<di:waypoint x="380" y="480" />
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</bpmndi:BPMNEdge>
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<bpmndi:BPMNShape id="Event_0q5otqd_di" bpmnElement="Event_0q5otqd">
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<bpmndi:BPMNShape id="Event_0q5otqd_di" bpmnElement="Event_0q5otqd">
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<dc:Bounds x="512" y="462" width="36" height="36" />
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<dc:Bounds x="512" y="462" width="36" height="36" />
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</bpmndi:BPMNShape>
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</bpmndi:BPMNShape>
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@ -79,6 +69,14 @@
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<dc:Bounds x="149" y="505" width="88" height="14" />
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<dc:Bounds x="149" y="505" width="88" height="14" />
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</bpmndi:BPMNLabel>
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</bpmndi:BPMNLabel>
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</bpmndi:BPMNShape>
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</bpmndi:BPMNShape>
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<bpmndi:BPMNEdge id="Flow_0fruoax_di" bpmnElement="Flow_0fruoax">
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<di:waypoint x="208" y="480" />
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<di:waypoint x="380" y="480" />
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</bpmndi:BPMNEdge>
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<bpmndi:BPMNEdge id="Flow_11r9uiw_di" bpmnElement="Flow_11r9uiw">
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<di:waypoint x="480" y="480" />
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<di:waypoint x="512" y="480" />
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|
</bpmndi:BPMNEdge>
|
||||||
<bpmndi:BPMNShape id="Participant_0xvqrmk_di" bpmnElement="message_sender" isHorizontal="true">
|
<bpmndi:BPMNShape id="Participant_0xvqrmk_di" bpmnElement="message_sender" isHorizontal="true">
|
||||||
<dc:Bounds x="130" y="250" width="360" height="60" />
|
<dc:Bounds x="130" y="250" width="360" height="60" />
|
||||||
<bpmndi:BPMNLabel />
|
<bpmndi:BPMNLabel />
|
||||||
|
|
|
||||||
|
|
@ -5,25 +5,31 @@
|
||||||
<bpmn:participant id="message-receiver" name="Message Receiver" />
|
<bpmn:participant id="message-receiver" name="Message Receiver" />
|
||||||
<bpmn:messageFlow id="message_send_flow" name="Message Send Flow" sourceRef="send_message" targetRef="message-receiver" />
|
<bpmn:messageFlow id="message_send_flow" name="Message Send Flow" sourceRef="send_message" targetRef="message-receiver" />
|
||||||
<bpmn:messageFlow id="message_response_flow" name="Message Response Flow" sourceRef="message-receiver" targetRef="receive_message_response" />
|
<bpmn:messageFlow id="message_response_flow" name="Message Response Flow" sourceRef="message-receiver" targetRef="receive_message_response" />
|
||||||
<bpmn:correlationKey name="message_correlation_key">
|
<bpmn:textAnnotation id="TextAnnotation_0oxbpew">
|
||||||
<bpmn:correlationPropertyRef>message_correlation_property_topica</bpmn:correlationPropertyRef>
|
<bpmn:text>The messages sent here are about an Invoice that can be uniquely identified by the customer_id ("sartography") and a purchase order number (1001)
|
||||||
<bpmn:correlationPropertyRef>message_correlation_property_topicb</bpmn:correlationPropertyRef>
|
|
||||||
|
It will fire a message connected to the invoice keys above, starting another process, which can communicate back to this specific process instance using the correct key.</bpmn:text>
|
||||||
|
</bpmn:textAnnotation>
|
||||||
|
<bpmn:association id="Association_1d6q7zd" sourceRef="message_initiator" targetRef="TextAnnotation_0oxbpew" />
|
||||||
|
<bpmn:correlationKey name="invoice">
|
||||||
|
<bpmn:correlationPropertyRef>po_number</bpmn:correlationPropertyRef>
|
||||||
|
<bpmn:correlationPropertyRef>customer_id</bpmn:correlationPropertyRef>
|
||||||
</bpmn:correlationKey>
|
</bpmn:correlationKey>
|
||||||
</bpmn:collaboration>
|
</bpmn:collaboration>
|
||||||
<bpmn:correlationProperty id="message_correlation_property_topica" name="Message Correlation Property TopicA">
|
<bpmn:correlationProperty id="po_number" name="Purchase Order Number">
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_send">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="request_approval">
|
||||||
<bpmn:messagePath>topica</bpmn:messagePath>
|
<bpmn:formalExpression>po_number</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_response">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="approval_result">
|
||||||
<bpmn:messagePath>the_payload.topica</bpmn:messagePath>
|
<bpmn:formalExpression>po_number</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
</bpmn:correlationProperty>
|
</bpmn:correlationProperty>
|
||||||
<bpmn:correlationProperty id="message_correlation_property_topicb" name="Message Correlation Property TopicB">
|
<bpmn:correlationProperty id="customer_id" name="Customer ID">
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_send">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="request_approval">
|
||||||
<bpmn:messagePath>topicb</bpmn:messagePath>
|
<bpmn:formalExpression>customer_id</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_response">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="approval_result">
|
||||||
<bpmn:messagePath>the_payload.topicb</bpmn:messagePath>
|
<bpmn:formalExpression>customer_id</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
</bpmn:correlationProperty>
|
</bpmn:correlationProperty>
|
||||||
<bpmn:process id="message_send_process" name="Message Send Process" isExecutable="true">
|
<bpmn:process id="message_send_process" name="Message Send Process" isExecutable="true">
|
||||||
|
|
@ -32,42 +38,45 @@
|
||||||
</bpmn:startEvent>
|
</bpmn:startEvent>
|
||||||
<bpmn:sequenceFlow id="Flow_037vpjk" sourceRef="send_message" targetRef="receive_message_response" />
|
<bpmn:sequenceFlow id="Flow_037vpjk" sourceRef="send_message" targetRef="receive_message_response" />
|
||||||
<bpmn:sequenceFlow id="Flow_1qgz6p0" sourceRef="receive_message_response" targetRef="Event_0kndoyu" />
|
<bpmn:sequenceFlow id="Flow_1qgz6p0" sourceRef="receive_message_response" targetRef="Event_0kndoyu" />
|
||||||
<bpmn:sequenceFlow id="Flow_10conab" sourceRef="StartEvent_1" targetRef="set_topic" />
|
<bpmn:sequenceFlow id="Flow_10conab" sourceRef="StartEvent_1" targetRef="invoice_form" />
|
||||||
<bpmn:endEvent id="Event_0kndoyu">
|
<bpmn:endEvent id="Event_0kndoyu">
|
||||||
<bpmn:incoming>Flow_1qgz6p0</bpmn:incoming>
|
<bpmn:incoming>Flow_1qgz6p0</bpmn:incoming>
|
||||||
</bpmn:endEvent>
|
</bpmn:endEvent>
|
||||||
<bpmn:intermediateCatchEvent id="receive_message_response" name="Receive Message Response">
|
<bpmn:intermediateCatchEvent id="receive_message_response" name="Receive Approval Result">
|
||||||
<bpmn:incoming>Flow_037vpjk</bpmn:incoming>
|
<bpmn:incoming>Flow_037vpjk</bpmn:incoming>
|
||||||
<bpmn:outgoing>Flow_1qgz6p0</bpmn:outgoing>
|
<bpmn:outgoing>Flow_1qgz6p0</bpmn:outgoing>
|
||||||
<bpmn:messageEventDefinition id="MessageEventDefinition_1l3n0zr" messageRef="message_response" />
|
<bpmn:messageEventDefinition id="MessageEventDefinition_1l3n0zr" messageRef="approval_result" />
|
||||||
</bpmn:intermediateCatchEvent>
|
</bpmn:intermediateCatchEvent>
|
||||||
<bpmn:sendTask id="send_message" name="Send Message" messageRef="message_send">
|
<bpmn:sendTask id="send_message" name="Request Approval" messageRef="request_approval">
|
||||||
<bpmn:extensionElements>
|
<bpmn:extensionElements>
|
||||||
<spiffworkflow:preScript>the_topic = "first_conversation" </spiffworkflow:preScript>
|
<spiffworkflow:preScript>the_topic = "first_conversation" </spiffworkflow:preScript>
|
||||||
</bpmn:extensionElements>
|
</bpmn:extensionElements>
|
||||||
<bpmn:incoming>Flow_1ihr88m</bpmn:incoming>
|
<bpmn:incoming>Flow_02lw0q9</bpmn:incoming>
|
||||||
<bpmn:outgoing>Flow_037vpjk</bpmn:outgoing>
|
<bpmn:outgoing>Flow_037vpjk</bpmn:outgoing>
|
||||||
</bpmn:sendTask>
|
</bpmn:sendTask>
|
||||||
<bpmn:sequenceFlow id="Flow_1ihr88m" sourceRef="set_topic" targetRef="send_message" />
|
<bpmn:sequenceFlow id="Flow_02lw0q9" sourceRef="invoice_form" targetRef="send_message" />
|
||||||
<bpmn:scriptTask id="set_topic" name="Set Topic" scriptFormat="python">
|
<bpmn:userTask id="invoice_form" name="Create Invoice">
|
||||||
|
<bpmn:extensionElements>
|
||||||
|
<spiffworkflow:properties>
|
||||||
|
<spiffworkflow:property name="formJsonSchemaFilename" value="invoice_form.json" />
|
||||||
|
<spiffworkflow:property name="formUiSchemaFilename" value="invoice_ui.json" />
|
||||||
|
</spiffworkflow:properties>
|
||||||
|
</bpmn:extensionElements>
|
||||||
<bpmn:incoming>Flow_10conab</bpmn:incoming>
|
<bpmn:incoming>Flow_10conab</bpmn:incoming>
|
||||||
<bpmn:outgoing>Flow_1ihr88m</bpmn:outgoing>
|
<bpmn:outgoing>Flow_02lw0q9</bpmn:outgoing>
|
||||||
<bpmn:script>
|
</bpmn:userTask>
|
||||||
timestamp = time.time()
|
|
||||||
the_topica = f"first_conversation_a_{timestamp}"
|
|
||||||
the_topicb = f"first_conversation_b_{timestamp}"
|
|
||||||
del time</bpmn:script>
|
|
||||||
</bpmn:scriptTask>
|
|
||||||
</bpmn:process>
|
</bpmn:process>
|
||||||
<bpmn:message id="message_send" name="Message Send">
|
<bpmn:message id="request_approval" name="Request Approval">
|
||||||
<bpmn:extensionElements>
|
<bpmn:extensionElements>
|
||||||
<spiffworkflow:messagePayload>{
|
<spiffworkflow:messagePayload>{
|
||||||
"topica": the_topica,
|
"customer_id": customer_id,
|
||||||
"topicb": the_topicb,
|
"po_number": po_number,
|
||||||
|
"amount": amount,
|
||||||
|
"description": description,
|
||||||
}</spiffworkflow:messagePayload>
|
}</spiffworkflow:messagePayload>
|
||||||
</bpmn:extensionElements>
|
</bpmn:extensionElements>
|
||||||
</bpmn:message>
|
</bpmn:message>
|
||||||
<bpmn:message id="message_response" name="Message Response">
|
<bpmn:message id="approval_result" name="Approval Result">
|
||||||
<bpmn:extensionElements>
|
<bpmn:extensionElements>
|
||||||
<spiffworkflow:messageVariable>the_payload</spiffworkflow:messageVariable>
|
<spiffworkflow:messageVariable>the_payload</spiffworkflow:messageVariable>
|
||||||
</bpmn:extensionElements>
|
</bpmn:extensionElements>
|
||||||
|
|
@ -78,22 +87,6 @@ del time</bpmn:script>
|
||||||
<dc:Bounds x="120" y="52" width="600" height="338" />
|
<dc:Bounds x="120" y="52" width="600" height="338" />
|
||||||
<bpmndi:BPMNLabel />
|
<bpmndi:BPMNLabel />
|
||||||
</bpmndi:BPMNShape>
|
</bpmndi:BPMNShape>
|
||||||
<bpmndi:BPMNEdge id="Flow_1ihr88m_di" bpmnElement="Flow_1ihr88m">
|
|
||||||
<di:waypoint x="350" y="177" />
|
|
||||||
<di:waypoint x="390" y="177" />
|
|
||||||
</bpmndi:BPMNEdge>
|
|
||||||
<bpmndi:BPMNEdge id="Flow_10conab_di" bpmnElement="Flow_10conab">
|
|
||||||
<di:waypoint x="215" y="177" />
|
|
||||||
<di:waypoint x="250" y="177" />
|
|
||||||
</bpmndi:BPMNEdge>
|
|
||||||
<bpmndi:BPMNEdge id="Flow_1qgz6p0_di" bpmnElement="Flow_1qgz6p0">
|
|
||||||
<di:waypoint x="568" y="177" />
|
|
||||||
<di:waypoint x="622" y="177" />
|
|
||||||
</bpmndi:BPMNEdge>
|
|
||||||
<bpmndi:BPMNEdge id="Flow_037vpjk_di" bpmnElement="Flow_037vpjk">
|
|
||||||
<di:waypoint x="490" y="177" />
|
|
||||||
<di:waypoint x="532" y="177" />
|
|
||||||
</bpmndi:BPMNEdge>
|
|
||||||
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
|
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
|
||||||
<dc:Bounds x="179" y="159" width="36" height="36" />
|
<dc:Bounds x="179" y="159" width="36" height="36" />
|
||||||
</bpmndi:BPMNShape>
|
</bpmndi:BPMNShape>
|
||||||
|
|
@ -103,20 +96,44 @@ del time</bpmn:script>
|
||||||
<bpmndi:BPMNShape id="Event_0yt48xb_di" bpmnElement="receive_message_response">
|
<bpmndi:BPMNShape id="Event_0yt48xb_di" bpmnElement="receive_message_response">
|
||||||
<dc:Bounds x="532" y="159" width="36" height="36" />
|
<dc:Bounds x="532" y="159" width="36" height="36" />
|
||||||
<bpmndi:BPMNLabel>
|
<bpmndi:BPMNLabel>
|
||||||
<dc:Bounds x="507" y="129" width="88" height="27" />
|
<dc:Bounds x="508" y="129" width="86" height="27" />
|
||||||
</bpmndi:BPMNLabel>
|
</bpmndi:BPMNLabel>
|
||||||
</bpmndi:BPMNShape>
|
</bpmndi:BPMNShape>
|
||||||
<bpmndi:BPMNShape id="Activity_0vm33bu_di" bpmnElement="send_message">
|
<bpmndi:BPMNShape id="Activity_0vm33bu_di" bpmnElement="send_message">
|
||||||
<dc:Bounds x="390" y="137" width="100" height="80" />
|
<dc:Bounds x="390" y="137" width="100" height="80" />
|
||||||
<bpmndi:BPMNLabel />
|
<bpmndi:BPMNLabel />
|
||||||
</bpmndi:BPMNShape>
|
</bpmndi:BPMNShape>
|
||||||
<bpmndi:BPMNShape id="Activity_1t3nq1h_di" bpmnElement="set_topic">
|
<bpmndi:BPMNShape id="Activity_0798vfz_di" bpmnElement="invoice_form">
|
||||||
<dc:Bounds x="250" y="137" width="100" height="80" />
|
<dc:Bounds x="240" y="137" width="100" height="80" />
|
||||||
<bpmndi:BPMNLabel />
|
<bpmndi:BPMNLabel />
|
||||||
</bpmndi:BPMNShape>
|
</bpmndi:BPMNShape>
|
||||||
|
<bpmndi:BPMNEdge id="Flow_037vpjk_di" bpmnElement="Flow_037vpjk">
|
||||||
|
<di:waypoint x="490" y="177" />
|
||||||
|
<di:waypoint x="532" y="177" />
|
||||||
|
</bpmndi:BPMNEdge>
|
||||||
|
<bpmndi:BPMNEdge id="Flow_1qgz6p0_di" bpmnElement="Flow_1qgz6p0">
|
||||||
|
<di:waypoint x="568" y="177" />
|
||||||
|
<di:waypoint x="622" y="177" />
|
||||||
|
</bpmndi:BPMNEdge>
|
||||||
|
<bpmndi:BPMNEdge id="Flow_10conab_di" bpmnElement="Flow_10conab">
|
||||||
|
<di:waypoint x="215" y="177" />
|
||||||
|
<di:waypoint x="240" y="177" />
|
||||||
|
</bpmndi:BPMNEdge>
|
||||||
|
<bpmndi:BPMNEdge id="Flow_02lw0q9_di" bpmnElement="Flow_02lw0q9">
|
||||||
|
<di:waypoint x="340" y="177" />
|
||||||
|
<di:waypoint x="390" y="177" />
|
||||||
|
</bpmndi:BPMNEdge>
|
||||||
<bpmndi:BPMNShape id="Participant_158b3ei_di" bpmnElement="message-receiver" isHorizontal="true">
|
<bpmndi:BPMNShape id="Participant_158b3ei_di" bpmnElement="message-receiver" isHorizontal="true">
|
||||||
<dc:Bounds x="120" y="350" width="600" height="60" />
|
<dc:Bounds x="120" y="350" width="600" height="60" />
|
||||||
</bpmndi:BPMNShape>
|
</bpmndi:BPMNShape>
|
||||||
|
<bpmndi:BPMNShape id="TextAnnotation_0oxbpew_di" bpmnElement="TextAnnotation_0oxbpew">
|
||||||
|
<dc:Bounds x="760" y="-30" width="226.98863220214844" height="155.9943084716797" />
|
||||||
|
<bpmndi:BPMNLabel />
|
||||||
|
</bpmndi:BPMNShape>
|
||||||
|
<bpmndi:BPMNEdge id="Association_1d6q7zd_di" bpmnElement="Association_1d6q7zd">
|
||||||
|
<di:waypoint x="699" y="52" />
|
||||||
|
<di:waypoint x="760" y="15" />
|
||||||
|
</bpmndi:BPMNEdge>
|
||||||
<bpmndi:BPMNEdge id="Flow_1ueajoz_di" bpmnElement="message_send_flow">
|
<bpmndi:BPMNEdge id="Flow_1ueajoz_di" bpmnElement="message_send_flow">
|
||||||
<di:waypoint x="410" y="217" />
|
<di:waypoint x="410" y="217" />
|
||||||
<di:waypoint x="410" y="350" />
|
<di:waypoint x="410" y="350" />
|
||||||
|
|
@ -128,7 +145,7 @@ del time</bpmn:script>
|
||||||
<di:waypoint x="550" y="350" />
|
<di:waypoint x="550" y="350" />
|
||||||
<di:waypoint x="550" y="195" />
|
<di:waypoint x="550" y="195" />
|
||||||
<bpmndi:BPMNLabel>
|
<bpmndi:BPMNLabel>
|
||||||
<dc:Bounds x="552" y="294" width="76" height="27" />
|
<dc:Bounds x="552" y="294" width="77" height="27" />
|
||||||
</bpmndi:BPMNLabel>
|
</bpmndi:BPMNLabel>
|
||||||
</bpmndi:BPMNEdge>
|
</bpmndi:BPMNEdge>
|
||||||
</bpmndi:BPMNPlane>
|
</bpmndi:BPMNPlane>
|
||||||
|
|
|
||||||
|
|
@ -19,18 +19,18 @@
|
||||||
</bpmn:collaboration>
|
</bpmn:collaboration>
|
||||||
<bpmn:correlationProperty id="mcp_topica_one" name="MCP TopicA One">
|
<bpmn:correlationProperty id="mcp_topica_one" name="MCP TopicA One">
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_send_one">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="message_send_one">
|
||||||
<bpmn:messagePath>topica_one</bpmn:messagePath>
|
<bpmn:formalExpression>topica_one</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_response_one">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="message_response_one">
|
||||||
<bpmn:messagePath>payload_var_one.topica_one</bpmn:messagePath>
|
<bpmn:formalExpression>topic_one_a</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
</bpmn:correlationProperty>
|
</bpmn:correlationProperty>
|
||||||
<bpmn:correlationProperty id="mcp_topicb_one" name="MCP TopicB_one">
|
<bpmn:correlationProperty id="mcp_topicb_one" name="MCP TopicB_one">
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_send_one">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="message_send_one">
|
||||||
<bpmn:messagePath>topicb_one</bpmn:messagePath>
|
<bpmn:formalExpression>topicb_one</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_response_one">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="message_response_one">
|
||||||
<bpmn:messagePath>payload_var_one.topicb</bpmn:messagePath>
|
<bpmn:formalExpression>topic_one_b</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
</bpmn:correlationProperty>
|
</bpmn:correlationProperty>
|
||||||
<bpmn:process id="message_send_process" name="Message Send Process" isExecutable="true">
|
<bpmn:process id="message_send_process" name="Message Send Process" isExecutable="true">
|
||||||
|
|
@ -117,18 +117,18 @@ del time</bpmn:script>
|
||||||
</bpmn:message>
|
</bpmn:message>
|
||||||
<bpmn:correlationProperty id="mcp_topica_two" name="MCP Topica Two">
|
<bpmn:correlationProperty id="mcp_topica_two" name="MCP Topica Two">
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_send_two">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="message_send_two">
|
||||||
<bpmn:messagePath>topica_two</bpmn:messagePath>
|
<bpmn:formalExpression>topica_two</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_response_two">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="message_response_two">
|
||||||
<bpmn:messagePath>topica_two</bpmn:messagePath>
|
<bpmn:formalExpression>topic_two_a</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
</bpmn:correlationProperty>
|
</bpmn:correlationProperty>
|
||||||
<bpmn:correlationProperty id="mcp_topicb_two" name="MCP Topicb Two">
|
<bpmn:correlationProperty id="mcp_topicb_two" name="MCP Topicb Two">
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_send_two">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="message_send_two">
|
||||||
<bpmn:messagePath>topicb_two</bpmn:messagePath>
|
<bpmn:formalExpression>topicb_two</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
<bpmn:correlationPropertyRetrievalExpression messageRef="message_response_two">
|
<bpmn:correlationPropertyRetrievalExpression messageRef="message_response_two">
|
||||||
<bpmn:messagePath>topicb_two</bpmn:messagePath>
|
<bpmn:formalExpression>topic_two_b</bpmn:formalExpression>
|
||||||
</bpmn:correlationPropertyRetrievalExpression>
|
</bpmn:correlationPropertyRetrievalExpression>
|
||||||
</bpmn:correlationProperty>
|
</bpmn:correlationProperty>
|
||||||
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
|
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
|
||||||
|
|
|
||||||
|
|
@ -1,6 +1,10 @@
|
||||||
"""Test_message_service."""
|
"""Test_message_service."""
|
||||||
|
import pytest
|
||||||
from flask import Flask
|
from flask import Flask
|
||||||
from flask.testing import FlaskClient
|
from flask.testing import FlaskClient
|
||||||
|
|
||||||
|
from spiffworkflow_backend.exceptions.api_error import ApiError
|
||||||
|
from spiffworkflow_backend.routes.messages_controller import message_send
|
||||||
from tests.spiffworkflow_backend.helpers.base_test import BaseTest
|
from tests.spiffworkflow_backend.helpers.base_test import BaseTest
|
||||||
from tests.spiffworkflow_backend.helpers.test_data import load_test_spec
|
from tests.spiffworkflow_backend.helpers.test_data import load_test_spec
|
||||||
|
|
||||||
|
|
@ -20,105 +24,182 @@ from spiffworkflow_backend.services.process_instance_service import (
|
||||||
class TestMessageService(BaseTest):
|
class TestMessageService(BaseTest):
|
||||||
"""TestMessageService."""
|
"""TestMessageService."""
|
||||||
|
|
||||||
def test_can_send_message_to_waiting_message(
|
def test_message_from_api_into_running_process(
|
||||||
self,
|
self,
|
||||||
app: Flask,
|
app: Flask,
|
||||||
client: FlaskClient,
|
client: FlaskClient,
|
||||||
with_db_and_bpmn_file_cleanup: None,
|
with_db_and_bpmn_file_cleanup: None,
|
||||||
with_super_admin_user: UserModel,
|
with_super_admin_user: UserModel,
|
||||||
) -> None:
|
) -> None:
|
||||||
"""Test_can_send_message_to_waiting_message."""
|
"""This example workflow will send a message called 'request_approval' and then wait for a response message
|
||||||
|
of 'approval_result'. This test assures that it will fire the message with the correct correlation properties
|
||||||
|
and will respond only to a message called "approval_result' that has the matching correlation properties,
|
||||||
|
as sent by an API Call"""
|
||||||
|
|
||||||
|
self.payload = {
|
||||||
|
"customer_id": "Sartography",
|
||||||
|
"po_number": 1001,
|
||||||
|
"description": "We built a new feature for messages!",
|
||||||
|
"amount": "100.00"
|
||||||
|
}
|
||||||
|
|
||||||
|
self.start_sender_process(client, with_super_admin_user)
|
||||||
|
self.assure_a_message_was_sent()
|
||||||
|
self.assure_there_is_a_process_waiting_on_a_message()
|
||||||
|
|
||||||
|
# Make an API call to the service endpoint, but use the wrong po number
|
||||||
|
with pytest.raises(ApiError):
|
||||||
|
message_send("approval_result", {'payload': {'po_number': 5001}})
|
||||||
|
|
||||||
|
# Sound return an error when making an API call for right po number, wrong client
|
||||||
|
with pytest.raises(ApiError):
|
||||||
|
message_send("approval_result", {'payload': {'po_number': 1001, 'customer_id': 'jon'}})
|
||||||
|
|
||||||
|
# No error when calling with the correct parameters
|
||||||
|
response = message_send("approval_result", {'payload': {'po_number': 1001, 'customer_id': 'Sartography'}})
|
||||||
|
|
||||||
|
# There is no longer a waiting message
|
||||||
|
waiting_messages = MessageInstanceModel.query. \
|
||||||
|
filter_by(message_type="receive"). \
|
||||||
|
filter_by(status="ready"). \
|
||||||
|
filter_by(process_instance_id=self.process_instance.id).all()
|
||||||
|
assert len(waiting_messages) == 0
|
||||||
|
|
||||||
|
# The process has completed
|
||||||
|
assert self.process_instance.status == 'complete'
|
||||||
|
|
||||||
|
def test_single_conversation_between_two_processes(
|
||||||
|
self,
|
||||||
|
app: Flask,
|
||||||
|
client: FlaskClient,
|
||||||
|
with_db_and_bpmn_file_cleanup: None,
|
||||||
|
with_super_admin_user: UserModel,
|
||||||
|
) -> None:
|
||||||
|
"""Assure that communication between two processes works the same as making a call through the API, here
|
||||||
|
we have two process instances that are communicating with each other using one conversation about an
|
||||||
|
Invoice whose details are defined in the following message payload """
|
||||||
|
self.payload = {
|
||||||
|
"customer_id": "Sartography",
|
||||||
|
"po_number": 1001,
|
||||||
|
"description": "We built a new feature for messages!",
|
||||||
|
"amount": "100.00"
|
||||||
|
}
|
||||||
|
|
||||||
|
# Load up the definition for the receiving process (it has a message start event that should cause it to
|
||||||
|
# fire when a unique message comes through.
|
||||||
|
# Fire up the first process
|
||||||
|
second_process_model = load_test_spec(
|
||||||
|
"test_group/message_receive",
|
||||||
|
process_model_source_directory="message_send_one_conversation",
|
||||||
|
bpmn_file_name="message_receiver.bpmn"
|
||||||
|
)
|
||||||
|
|
||||||
|
# Now start the main process
|
||||||
|
self.start_sender_process(client, with_super_admin_user)
|
||||||
|
self.assure_a_message_was_sent()
|
||||||
|
|
||||||
|
# This is typically called in a background cron process, so we will manually call it
|
||||||
|
# here in the tests
|
||||||
|
# The first time it is called, it will instantiate a new instance of the message_recieve process
|
||||||
|
MessageService.process_message_instances()
|
||||||
|
|
||||||
|
# The sender process should still be waiting on a message to be returned to it ...
|
||||||
|
self.assure_there_is_a_process_waiting_on_a_message()
|
||||||
|
|
||||||
|
# The second time we call ths process_message_isntances (again it would typically be running on cron)
|
||||||
|
# it will deliver the message that was sent from the receiver back to the original sender.
|
||||||
|
MessageService.process_message_instances()
|
||||||
|
|
||||||
|
|
||||||
|
# But there should be no send message waiting for delivery, because
|
||||||
|
# the message receiving process should pick it up instantly via
|
||||||
|
# it's start event.
|
||||||
|
waiting_messages = MessageInstanceModel.query. \
|
||||||
|
filter_by(message_type="receive"). \
|
||||||
|
filter_by(status="ready"). \
|
||||||
|
filter_by(process_instance_id=self.process_instance.id).all()
|
||||||
|
assert len(waiting_messages) == 0
|
||||||
|
|
||||||
|
# The message sender process is complete
|
||||||
|
assert self.process_instance.status == 'complete'
|
||||||
|
|
||||||
|
# The message receiver process is also complete
|
||||||
|
message_receiver_process = ProcessInstanceModel.query.filter_by(process_model_identifier = "test_group/message_receive").first()
|
||||||
|
assert message_receiver_process.status == 'complete'
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
def start_sender_process(self,
|
||||||
|
client: FlaskClient,
|
||||||
|
with_super_admin_user: UserModel):
|
||||||
process_group_id = "test_group"
|
process_group_id = "test_group"
|
||||||
self.create_process_group(
|
self.create_process_group(
|
||||||
client, with_super_admin_user, process_group_id, process_group_id
|
client, with_super_admin_user, process_group_id, process_group_id
|
||||||
)
|
)
|
||||||
|
|
||||||
load_test_spec(
|
process_model = load_test_spec(
|
||||||
"test_group/message_receiver",
|
"test_group/message",
|
||||||
process_model_source_directory="message_send_one_conversation",
|
process_model_source_directory="message_send_one_conversation",
|
||||||
bpmn_file_name="message_receiver.bpmn",
|
bpmn_file_name="message_sender.bpmn", # Slightly misnamed, it sends and receives
|
||||||
)
|
|
||||||
process_model_sender = load_test_spec(
|
|
||||||
"test_group/message_sender",
|
|
||||||
process_model_source_directory="message_send_one_conversation",
|
|
||||||
bpmn_file_name="message_sender.bpmn",
|
|
||||||
)
|
)
|
||||||
|
|
||||||
process_instance_sender = ProcessInstanceService.create_process_instance_from_process_model_identifier(
|
self.process_instance = ProcessInstanceService.create_process_instance_from_process_model_identifier(
|
||||||
process_model_sender.id,
|
process_model.id,
|
||||||
with_super_admin_user,
|
with_super_admin_user,
|
||||||
)
|
)
|
||||||
|
processor_send_receive = ProcessInstanceProcessor(self.process_instance)
|
||||||
|
processor_send_receive.do_engine_steps(save=True)
|
||||||
|
task = processor_send_receive.get_all_user_tasks()[0]
|
||||||
|
human_task = self.process_instance.active_human_tasks[0]
|
||||||
|
spiff_task = processor_send_receive.__class__.get_task_by_bpmn_identifier(
|
||||||
|
human_task.task_name, processor_send_receive.bpmn_process_instance
|
||||||
|
)
|
||||||
|
|
||||||
processor_sender = ProcessInstanceProcessor(process_instance_sender)
|
ProcessInstanceService.complete_form_task(
|
||||||
processor_sender.do_engine_steps()
|
processor_send_receive,
|
||||||
processor_sender.save()
|
task,
|
||||||
|
self.payload,
|
||||||
|
with_super_admin_user,
|
||||||
|
human_task,
|
||||||
|
)
|
||||||
|
processor_send_receive.save()
|
||||||
|
|
||||||
|
def assure_a_message_was_sent(self):
|
||||||
|
# There should be one new send message for the given process instance.
|
||||||
|
send_messages = MessageInstanceModel.query. \
|
||||||
|
filter_by(message_type="send"). \
|
||||||
|
filter_by(process_instance_id=self.process_instance.id).all()
|
||||||
|
assert len(send_messages) == 1
|
||||||
|
send_message = send_messages[0]
|
||||||
|
|
||||||
|
# The payload should match because of how it is written in the Send task.
|
||||||
|
assert send_message.payload == self.payload, "The send message should match up with the payload"
|
||||||
|
assert send_message.message_model.identifier == "request_approval"
|
||||||
|
assert send_message.status == "ready"
|
||||||
|
assert len(send_message.message_correlations) == 2
|
||||||
message_instance_result = MessageInstanceModel.query.all()
|
message_instance_result = MessageInstanceModel.query.all()
|
||||||
assert len(message_instance_result) == 2
|
self.assure_correlation_properties_are_right(send_message)
|
||||||
# ensure both message instances are for the same process instance
|
|
||||||
# it will be send_message and receive_message_response
|
|
||||||
assert (
|
|
||||||
message_instance_result[0].process_instance_id
|
|
||||||
== message_instance_result[1].process_instance_id
|
|
||||||
)
|
|
||||||
|
|
||||||
message_instance_sender = message_instance_result[0]
|
def assure_there_is_a_process_waiting_on_a_message(self):
|
||||||
assert message_instance_sender.process_instance_id == process_instance_sender.id
|
# There should be one new send message for the given process instance.
|
||||||
message_correlations = MessageCorrelationModel.query.all()
|
waiting_messages = MessageInstanceModel.query. \
|
||||||
assert len(message_correlations) == 2
|
filter_by(message_type="receive"). \
|
||||||
assert message_correlations[0].process_instance_id == process_instance_sender.id
|
filter_by(status="ready"). \
|
||||||
message_correlations_message_instances = (
|
filter_by(process_instance_id=self.process_instance.id).all()
|
||||||
MessageCorrelationMessageInstanceModel.query.all()
|
assert len(waiting_messages) == 1
|
||||||
)
|
waiting_message = waiting_messages[0]
|
||||||
assert len(message_correlations_message_instances) == 4
|
self.assure_correlation_properties_are_right(waiting_message)
|
||||||
assert (
|
|
||||||
message_correlations_message_instances[0].message_instance_id
|
|
||||||
== message_instance_sender.id
|
|
||||||
)
|
|
||||||
assert (
|
|
||||||
message_correlations_message_instances[1].message_instance_id
|
|
||||||
== message_instance_sender.id
|
|
||||||
)
|
|
||||||
assert (
|
|
||||||
message_correlations_message_instances[2].message_instance_id
|
|
||||||
== message_instance_result[1].id
|
|
||||||
)
|
|
||||||
assert (
|
|
||||||
message_correlations_message_instances[3].message_instance_id
|
|
||||||
== message_instance_result[1].id
|
|
||||||
)
|
|
||||||
|
|
||||||
# process first message
|
def assure_correlation_properties_are_right(self, message):
|
||||||
MessageService.process_message_instances()
|
# Correlation Properties should match up
|
||||||
assert message_instance_sender.status == "completed"
|
po_curr = next(c for c in message.message_correlations if c.name == "po_number")
|
||||||
|
customer_curr = next(c for c in message.message_correlations if c.name == "customer_id")
|
||||||
process_instance_result = ProcessInstanceModel.query.all()
|
assert po_curr is not None
|
||||||
|
assert customer_curr is not None
|
||||||
assert len(process_instance_result) == 2
|
assert po_curr.value == '1001'
|
||||||
process_instance_receiver = process_instance_result[1]
|
assert customer_curr.value == "Sartography"
|
||||||
|
|
||||||
# just make sure it's a different process instance
|
|
||||||
assert process_instance_receiver.id != process_instance_sender.id
|
|
||||||
assert process_instance_receiver.status == "complete"
|
|
||||||
|
|
||||||
message_instance_result = MessageInstanceModel.query.all()
|
|
||||||
assert len(message_instance_result) == 3
|
|
||||||
message_instance_receiver = message_instance_result[1]
|
|
||||||
assert message_instance_receiver.id != message_instance_sender.id
|
|
||||||
assert message_instance_receiver.status == "ready"
|
|
||||||
|
|
||||||
# process second message
|
|
||||||
MessageService.process_message_instances()
|
|
||||||
|
|
||||||
message_instance_result = MessageInstanceModel.query.all()
|
|
||||||
assert len(message_instance_result) == 3
|
|
||||||
for message_instance in message_instance_result:
|
|
||||||
assert message_instance.status == "completed"
|
|
||||||
|
|
||||||
process_instance_result = ProcessInstanceModel.query.all()
|
|
||||||
assert len(process_instance_result) == 2
|
|
||||||
for process_instance in process_instance_result:
|
|
||||||
assert process_instance.status == "complete"
|
|
||||||
|
|
||||||
def test_can_send_message_to_multiple_process_models(
|
def test_can_send_message_to_multiple_process_models(
|
||||||
self,
|
self,
|
||||||
|
|
@ -153,55 +234,34 @@ class TestMessageService(BaseTest):
|
||||||
|
|
||||||
process_instance_sender = ProcessInstanceService.create_process_instance_from_process_model_identifier(
|
process_instance_sender = ProcessInstanceService.create_process_instance_from_process_model_identifier(
|
||||||
process_model_sender.id,
|
process_model_sender.id,
|
||||||
user,
|
user)
|
||||||
# process_group_identifier=process_model_sender.process_group_id,
|
|
||||||
)
|
|
||||||
|
|
||||||
processor_sender = ProcessInstanceProcessor(process_instance_sender)
|
processor_sender = ProcessInstanceProcessor(process_instance_sender)
|
||||||
processor_sender.do_engine_steps()
|
processor_sender.do_engine_steps()
|
||||||
processor_sender.save()
|
processor_sender.save()
|
||||||
|
|
||||||
message_instance_result = MessageInstanceModel.query.all()
|
# At this point, the message_sender process has fired two different messages but those
|
||||||
assert len(message_instance_result) == 3
|
# processes have not started, and it is now paused, waiting for to receive a message. so
|
||||||
# ensure both message instances are for the same process instance
|
# we should have two sends and a receive.
|
||||||
# it will be send_message and receive_message_response
|
assert MessageInstanceModel.query.filter_by(process_instance_id = process_instance_sender.id).count() == 3
|
||||||
assert (
|
assert MessageInstanceModel.query.count() == 3 # all messages are related to the instance
|
||||||
message_instance_result[0].process_instance_id
|
orig_send_messages = MessageInstanceModel.query.filter_by(message_type="send").all()
|
||||||
== message_instance_result[1].process_instance_id
|
assert len(orig_send_messages) == 2
|
||||||
)
|
assert MessageInstanceModel.query.filter_by(message_type="receive").count() == 1
|
||||||
|
|
||||||
message_instance_sender = message_instance_result[0]
|
message_instances = MessageInstanceModel.query.all()
|
||||||
assert message_instance_sender.process_instance_id == process_instance_sender.id
|
# Each message instance should have two correlations
|
||||||
message_correlations = MessageCorrelationModel.query.all()
|
for mi in message_instances:
|
||||||
assert len(message_correlations) == 4
|
assert len(mi.message_correlations) == 2
|
||||||
assert message_correlations[0].process_instance_id == process_instance_sender.id
|
|
||||||
message_correlations_message_instances = (
|
|
||||||
MessageCorrelationMessageInstanceModel.query.all()
|
|
||||||
)
|
|
||||||
assert len(message_correlations_message_instances) == 6
|
|
||||||
assert (
|
|
||||||
message_correlations_message_instances[0].message_instance_id
|
|
||||||
== message_instance_sender.id
|
|
||||||
)
|
|
||||||
assert (
|
|
||||||
message_correlations_message_instances[1].message_instance_id
|
|
||||||
== message_instance_sender.id
|
|
||||||
)
|
|
||||||
assert (
|
|
||||||
message_correlations_message_instances[2].message_instance_id
|
|
||||||
== message_instance_result[1].id
|
|
||||||
)
|
|
||||||
assert (
|
|
||||||
message_correlations_message_instances[3].message_instance_id
|
|
||||||
== message_instance_result[1].id
|
|
||||||
)
|
|
||||||
|
|
||||||
# process first message
|
# process message instances
|
||||||
MessageService.process_message_instances()
|
MessageService.process_message_instances()
|
||||||
assert message_instance_sender.status == "completed"
|
# Once complete the original send messages should be completed and two new instanges
|
||||||
|
# should now exist, one for each of the process instances ...
|
||||||
|
for osm in orig_send_messages:
|
||||||
|
assert osm.status == "completed"
|
||||||
|
|
||||||
process_instance_result = ProcessInstanceModel.query.all()
|
process_instance_result = ProcessInstanceModel.query.all()
|
||||||
|
|
||||||
assert len(process_instance_result) == 3
|
assert len(process_instance_result) == 3
|
||||||
process_instance_receiver_one = ProcessInstanceModel.query.filter_by(
|
process_instance_receiver_one = ProcessInstanceModel.query.filter_by(
|
||||||
process_model_identifier="test_group/message_receiver_one"
|
process_model_identifier="test_group/message_receiver_one"
|
||||||
|
|
@ -241,9 +301,7 @@ class TestMessageService(BaseTest):
|
||||||
][0]
|
][0]
|
||||||
assert message_instance_receiver_one is not None
|
assert message_instance_receiver_one is not None
|
||||||
assert message_instance_receiver_two is not None
|
assert message_instance_receiver_two is not None
|
||||||
assert message_instance_receiver_one.id != message_instance_sender.id
|
|
||||||
assert message_instance_receiver_one.status == "ready"
|
assert message_instance_receiver_one.status == "ready"
|
||||||
assert message_instance_receiver_two.id != message_instance_sender.id
|
|
||||||
assert message_instance_receiver_two.status == "ready"
|
assert message_instance_receiver_two.status == "ready"
|
||||||
|
|
||||||
# process second message
|
# process second message
|
||||||
|
|
|
||||||
|
|
@ -1,127 +0,0 @@
|
||||||
"""Test_message_service."""
|
|
||||||
import pytest
|
|
||||||
from flask import Flask
|
|
||||||
from flask.testing import FlaskClient
|
|
||||||
|
|
||||||
from spiffworkflow_backend.exceptions.api_error import ApiError
|
|
||||||
from spiffworkflow_backend.routes.messages_controller import message_send
|
|
||||||
from tests.spiffworkflow_backend.helpers.base_test import BaseTest
|
|
||||||
from tests.spiffworkflow_backend.helpers.test_data import load_test_spec
|
|
||||||
|
|
||||||
from spiffworkflow_backend.models.message_correlation import MessageCorrelationModel
|
|
||||||
from spiffworkflow_backend.models.message_instance import MessageInstanceModel
|
|
||||||
from spiffworkflow_backend.models.process_instance import ProcessInstanceModel
|
|
||||||
from spiffworkflow_backend.models.user import UserModel
|
|
||||||
from spiffworkflow_backend.services.message_service import MessageService
|
|
||||||
from spiffworkflow_backend.services.process_instance_processor import (
|
|
||||||
ProcessInstanceProcessor,
|
|
||||||
)
|
|
||||||
from spiffworkflow_backend.services.process_instance_service import (
|
|
||||||
ProcessInstanceService,
|
|
||||||
)
|
|
||||||
|
|
||||||
|
|
||||||
class TestMessageService(BaseTest):
|
|
||||||
"""TestMessageService."""
|
|
||||||
|
|
||||||
def test_message_sent(
|
|
||||||
self,
|
|
||||||
app: Flask,
|
|
||||||
client: FlaskClient,
|
|
||||||
with_db_and_bpmn_file_cleanup: None,
|
|
||||||
with_super_admin_user: UserModel,
|
|
||||||
) -> None:
|
|
||||||
"""This example workflow will send a message called 'request_approval' and then wait for a response messge
|
|
||||||
of 'approval_result. This test assures that it will fire the message with the correct correlation properties
|
|
||||||
and will respond only to a message called "approval_result' that has the matching correlation properties."""
|
|
||||||
process_group_id = "test_group"
|
|
||||||
self.create_process_group(
|
|
||||||
client, with_super_admin_user, process_group_id, process_group_id
|
|
||||||
)
|
|
||||||
|
|
||||||
process_model = load_test_spec(
|
|
||||||
"test_group/message",
|
|
||||||
process_model_source_directory="message",
|
|
||||||
bpmn_file_name="message_send_receive.bpmn",
|
|
||||||
)
|
|
||||||
|
|
||||||
self.process_instance = ProcessInstanceService.create_process_instance_from_process_model_identifier(
|
|
||||||
process_model.id,
|
|
||||||
with_super_admin_user,
|
|
||||||
)
|
|
||||||
processor_send_receive = ProcessInstanceProcessor(self.process_instance)
|
|
||||||
processor_send_receive.do_engine_steps(save=True)
|
|
||||||
task = processor_send_receive.get_all_user_tasks()[0]
|
|
||||||
human_task = self.process_instance.active_human_tasks[0]
|
|
||||||
spiff_task = processor_send_receive.__class__.get_task_by_bpmn_identifier(
|
|
||||||
human_task.task_name, processor_send_receive.bpmn_process_instance
|
|
||||||
)
|
|
||||||
self.payload = {
|
|
||||||
"customer_id": "Sartography",
|
|
||||||
"po_number": 1001,
|
|
||||||
"description": "We build a new feature for messages!",
|
|
||||||
"amount": "100.00"
|
|
||||||
}
|
|
||||||
|
|
||||||
ProcessInstanceService.complete_form_task(
|
|
||||||
processor_send_receive,
|
|
||||||
task,
|
|
||||||
self.payload,
|
|
||||||
with_super_admin_user,
|
|
||||||
human_task,
|
|
||||||
)
|
|
||||||
processor_send_receive.save()
|
|
||||||
self.assure_a_message_was_sent()
|
|
||||||
self.assure_there_is_a_process_waiting_on_a_message()
|
|
||||||
|
|
||||||
## Should return an error when making an API call for the wrong po number
|
|
||||||
with pytest.raises(ApiError):
|
|
||||||
message_send("approval_result", {'payload': {'po_number' : 5001}})
|
|
||||||
|
|
||||||
## Sound return an error when making an API call for right po number, wrong client
|
|
||||||
with pytest.raises(ApiError):
|
|
||||||
message_send("approval_result", {'payload': {'po_number' : 1001, 'customer_id': 'jon'}})
|
|
||||||
|
|
||||||
## No error when calling with the correct parameters
|
|
||||||
response = message_send("approval_result", {'payload': {'po_number' : 1001, 'customer_id': 'Sartography'}})
|
|
||||||
|
|
||||||
## There is no longer a waiting message
|
|
||||||
waiting_messages = MessageInstanceModel.query. \
|
|
||||||
filter_by(message_type = "receive"). \
|
|
||||||
filter_by(process_instance_id = self.process_instance.id).all()
|
|
||||||
assert len(waiting_messages) == 0
|
|
||||||
|
|
||||||
def assure_a_message_was_sent(self):
|
|
||||||
# There should be one new send message for the given process instance.
|
|
||||||
send_messages = MessageInstanceModel.query. \
|
|
||||||
filter_by(message_type = "send"). \
|
|
||||||
filter_by(process_instance_id = self.process_instance.id).all()
|
|
||||||
assert len(send_messages) == 1
|
|
||||||
send_message = send_messages[0]
|
|
||||||
|
|
||||||
# The payload should match because of how it is written in the Send task.
|
|
||||||
assert send_message.payload == self.payload, "The send message should match up with the payload"
|
|
||||||
assert send_message.message_model.identifier == "request_approval"
|
|
||||||
assert send_message.status == "ready"
|
|
||||||
assert len(send_message.message_correlations) == 2
|
|
||||||
message_instance_result = MessageInstanceModel.query.all()
|
|
||||||
self.assure_correlation_properties_are_right(send_message)
|
|
||||||
|
|
||||||
def assure_there_is_a_process_waiting_on_a_message(self):
|
|
||||||
# There should be one new send message for the given process instance.
|
|
||||||
waiting_messages = MessageInstanceModel.query. \
|
|
||||||
filter_by(message_type = "receive"). \
|
|
||||||
filter_by(process_instance_id = self.process_instance.id).all()
|
|
||||||
assert len(waiting_messages) == 1
|
|
||||||
waiting_message = waiting_messages[0]
|
|
||||||
self.assure_correlation_properties_are_right(waiting_message)
|
|
||||||
|
|
||||||
def assure_correlation_properties_are_right(self, message):
|
|
||||||
# Correlation Properties should match up
|
|
||||||
po_curr = next(c for c in message.message_correlations if c.name == "po_number")
|
|
||||||
customer_curr = next(c for c in message.message_correlations if c.name == "customer_id")
|
|
||||||
assert po_curr is not None
|
|
||||||
assert customer_curr is not None
|
|
||||||
assert po_curr.value == '1001'
|
|
||||||
assert customer_curr.value == "Sartography"
|
|
||||||
|
|
||||||
Loading…
Reference in New Issue