Reorganize SWF tests so they're shorter and easier to use

tests/test_swf/models/test_decision_task.py

@@ -0,0 +1,31 @@
+from sure import expect
+
+from moto.swf.models import DecisionTask
+
+from ..utils import make_workflow_execution
+
+
+def test_decision_task_creation():
+    wfe = make_workflow_execution()
+    dt = DecisionTask(wfe, 123)
+    dt.workflow_execution.should.equal(wfe)
+    dt.state.should.equal("SCHEDULED")
+    dt.task_token.should_not.be.empty
+    dt.started_event_id.should.be.none
+
+def test_decision_task_full_dict_representation():
+    wfe = make_workflow_execution()
+    wft = wfe.workflow_type
+    dt = DecisionTask(wfe, 123)
+
+    fd = dt.to_full_dict()
+    fd["events"].should.be.a("list")
+    fd["previousStartedEventId"].should.equal(0)
+    fd.should_not.contain("startedEventId")
+    fd.should.contain("taskToken")
+    fd["workflowExecution"].should.equal(wfe.to_short_dict())
+    fd["workflowType"].should.equal(wft.to_short_dict())
+
+    dt.start(1234)
+    fd = dt.to_full_dict()
+    fd["startedEventId"].should.equal(1234)