269 lines
9.4 KiB
Python
269 lines
9.4 KiB
Python
import boto
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from sure import expect
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from moto import mock_swf
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from moto.swf import swf_backend
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from moto.swf.exceptions import (
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SWFUnknownResourceFault,
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SWFValidationException,
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SWFDecisionValidationException,
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)
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from .utils import mock_basic_workflow_type
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@mock_swf
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def setup_workflow():
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conn = boto.connect_swf("the_key", "the_secret")
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conn.register_domain("test-domain", "60", description="A test domain")
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conn = mock_basic_workflow_type("test-domain", conn)
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conn.register_activity_type("test-domain", "test-activity", "v1.1")
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wfe = conn.start_workflow_execution("test-domain", "uid-abcd1234", "test-workflow", "v1.0")
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conn.run_id = wfe["runId"]
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return conn
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# PollForDecisionTask endpoint
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@mock_swf
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def test_poll_for_decision_task_when_one():
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conn = setup_workflow()
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resp = conn.get_workflow_execution_history("test-domain", conn.run_id, "uid-abcd1234")
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types = [evt["eventType"] for evt in resp["events"]]
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types.should.equal(["WorkflowExecutionStarted", "DecisionTaskScheduled"])
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resp = conn.poll_for_decision_task("test-domain", "queue", identity="srv01")
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types = [evt["eventType"] for evt in resp["events"]]
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types.should.equal(["WorkflowExecutionStarted", "DecisionTaskScheduled", "DecisionTaskStarted"])
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resp["events"][-1]["decisionTaskStartedEventAttributes"]["identity"].should.equal("srv01")
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@mock_swf
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def test_poll_for_decision_task_when_none():
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conn = setup_workflow()
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conn.poll_for_decision_task("test-domain", "queue")
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resp = conn.poll_for_decision_task("test-domain", "queue")
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# this is the DecisionTask representation you get from the real SWF
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# after waiting 60s when there's no decision to be taken
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resp.should.equal({"previousStartedEventId": 0, "startedEventId": 0})
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@mock_swf
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def test_poll_for_decision_task_on_non_existent_queue():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "non-existent-queue")
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resp.should.equal({"previousStartedEventId": 0, "startedEventId": 0})
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@mock_swf
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def test_poll_for_decision_task_with_reverse_order():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue", reverse_order=True)
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types = [evt["eventType"] for evt in resp["events"]]
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types.should.equal(["DecisionTaskStarted", "DecisionTaskScheduled", "WorkflowExecutionStarted"])
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# CountPendingDecisionTasks endpoint
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@mock_swf
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def test_count_pending_decision_tasks():
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conn = setup_workflow()
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conn.poll_for_decision_task("test-domain", "queue")
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resp = conn.count_pending_decision_tasks("test-domain", "queue")
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resp.should.equal({"count": 1, "truncated": False})
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@mock_swf
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def test_count_pending_decision_tasks_on_non_existent_task_list():
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conn = setup_workflow()
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resp = conn.count_pending_decision_tasks("test-domain", "non-existent")
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resp.should.equal({"count": 0, "truncated": False})
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@mock_swf
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def test_count_pending_decision_tasks_after_decision_completes():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue")
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conn.respond_decision_task_completed(resp["taskToken"])
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resp = conn.count_pending_decision_tasks("test-domain", "queue")
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resp.should.equal({"count": 0, "truncated": False})
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# RespondDecisionTaskCompleted endpoint
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@mock_swf
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def test_respond_decision_task_completed_with_no_decision():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue")
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task_token = resp["taskToken"]
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resp = conn.respond_decision_task_completed(task_token)
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resp.should.be.none
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resp = conn.get_workflow_execution_history("test-domain", conn.run_id, "uid-abcd1234")
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types = [evt["eventType"] for evt in resp["events"]]
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types.should.equal([
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"WorkflowExecutionStarted",
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"DecisionTaskScheduled",
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"DecisionTaskStarted",
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"DecisionTaskCompleted",
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])
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evt = resp["events"][-1]
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evt["decisionTaskCompletedEventAttributes"].should.equal({
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"scheduledEventId": 2,
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"startedEventId": 3,
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})
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@mock_swf
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def test_respond_decision_task_completed_with_wrong_token():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue")
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conn.respond_decision_task_completed.when.called_with(
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"not-a-correct-token"
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).should.throw(SWFValidationException)
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@mock_swf
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def test_respond_decision_task_completed_on_close_workflow_execution():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue")
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task_token = resp["taskToken"]
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# bad: we're closing workflow execution manually, but endpoints are not coded for now..
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wfe = swf_backend.domains[0].workflow_executions.values()[0]
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wfe.execution_status = "CLOSED"
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# /bad
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conn.respond_decision_task_completed.when.called_with(
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task_token
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).should.throw(SWFUnknownResourceFault)
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@mock_swf
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def test_respond_decision_task_completed_with_task_already_completed():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue")
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task_token = resp["taskToken"]
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conn.respond_decision_task_completed(task_token)
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conn.respond_decision_task_completed.when.called_with(
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task_token
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).should.throw(SWFUnknownResourceFault)
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@mock_swf
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def test_respond_decision_task_completed_with_complete_workflow_execution():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue")
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task_token = resp["taskToken"]
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decisions = [{
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"decisionType": "CompleteWorkflowExecution",
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"completeWorkflowExecutionDecisionAttributes": {"result": "foo bar"}
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}]
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resp = conn.respond_decision_task_completed(task_token, decisions=decisions)
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resp.should.be.none
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resp = conn.get_workflow_execution_history("test-domain", conn.run_id, "uid-abcd1234")
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types = [evt["eventType"] for evt in resp["events"]]
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types.should.equal([
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"WorkflowExecutionStarted",
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"DecisionTaskScheduled",
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"DecisionTaskStarted",
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"DecisionTaskCompleted",
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"WorkflowExecutionCompleted",
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])
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resp["events"][-1]["workflowExecutionCompletedEventAttributes"]["result"].should.equal("foo bar")
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@mock_swf
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def test_respond_decision_task_completed_with_close_decision_not_last():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue")
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task_token = resp["taskToken"]
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decisions = [
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{ "decisionType": "CompleteWorkflowExecution" },
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{ "decisionType": "WeDontCare" },
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]
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conn.respond_decision_task_completed.when.called_with(
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task_token, decisions=decisions
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).should.throw(SWFValidationException, r"Close must be last decision in list")
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@mock_swf
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def test_respond_decision_task_completed_with_invalid_decision_type():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue")
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task_token = resp["taskToken"]
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decisions = [
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{ "decisionType": "BadDecisionType" },
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{ "decisionType": "CompleteWorkflowExecution" },
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]
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conn.respond_decision_task_completed.when.called_with(
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task_token, decisions=decisions
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).should.throw(
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SWFDecisionValidationException,
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r"Value 'BadDecisionType' at 'decisions.1.member.decisionType'"
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)
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@mock_swf
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def test_respond_decision_task_completed_with_missing_attributes():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue")
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task_token = resp["taskToken"]
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decisions = [
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{
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"decisionType": "should trigger even with incorrect decision type",
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"startTimerDecisionAttributes": {}
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},
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]
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conn.respond_decision_task_completed.when.called_with(
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task_token, decisions=decisions
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).should.throw(
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SWFDecisionValidationException,
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r"Value null at 'decisions.1.member.startTimerDecisionAttributes.timerId' " \
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r"failed to satisfy constraint: Member must not be null"
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)
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@mock_swf
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def test_respond_decision_task_completed_with_missing_attributes_totally():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue")
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task_token = resp["taskToken"]
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decisions = [
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{ "decisionType": "StartTimer" },
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]
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conn.respond_decision_task_completed.when.called_with(
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task_token, decisions=decisions
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).should.throw(
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SWFDecisionValidationException,
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r"Value null at 'decisions.1.member.startTimerDecisionAttributes.timerId' " \
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r"failed to satisfy constraint: Member must not be null"
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)
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@mock_swf
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def test_respond_decision_task_completed_with_fail_workflow_execution():
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conn = setup_workflow()
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resp = conn.poll_for_decision_task("test-domain", "queue")
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task_token = resp["taskToken"]
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decisions = [{
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"decisionType": "FailWorkflowExecution",
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"failWorkflowExecutionDecisionAttributes": {"reason": "my rules", "details": "foo"}
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}]
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resp = conn.respond_decision_task_completed(task_token, decisions=decisions)
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resp.should.be.none
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resp = conn.get_workflow_execution_history("test-domain", conn.run_id, "uid-abcd1234")
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types = [evt["eventType"] for evt in resp["events"]]
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types.should.equal([
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"WorkflowExecutionStarted",
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"DecisionTaskScheduled",
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"DecisionTaskStarted",
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"DecisionTaskCompleted",
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"WorkflowExecutionFailed",
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])
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attrs = resp["events"][-1]["workflowExecutionFailedEventAttributes"]
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attrs["reason"].should.equal("my rules")
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attrs["details"].should.equal("foo")
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