Add SWF endpoint: StartWorkflowExecution

tests/test_swf/test_models.py

@@ -3,6 +3,7 @@ from sure import expect
 from moto.swf.models import (
     Domain,
     GenericType,
+    WorkflowExecution,
 )
 
 
@@ -65,3 +66,19 @@ def test_type_full_dict_representation():
 def test_type_string_representation():
     _type = FooType("test-foo", "v1.0")
     str(_type).should.equal("FooType(name: test-foo, version: v1.0, status: REGISTERED)")
+
+
+# WorkflowExecution
+def test_workflow_execution_creation():
+    wfe = WorkflowExecution("workflow_type_whatever", child_policy="TERMINATE")
+    wfe.workflow_type.should.equal("workflow_type_whatever")
+    wfe.child_policy.should.equal("TERMINATE")
+
+def test_workflow_execution_string_representation():
+    wfe = WorkflowExecution("workflow_type_whatever", child_policy="TERMINATE")
+    str(wfe).should.match(r"^WorkflowExecution\(run_id: .*\)")
+
+def test_workflow_execution_generates_a_random_run_id():
+    wfe1 = WorkflowExecution("workflow_type_whatever")
+    wfe2 = WorkflowExecution("workflow_type_whatever")
+    wfe1.run_id.should_not.equal(wfe2.run_id)

tests/test_swf/test_workflow_executions.py

@@ -0,0 +1,59 @@
+import boto
+from nose.tools import assert_raises
+from sure import expect
+
+from moto import mock_swf
+from moto.swf.exceptions import (
+    SWFWorkflowExecutionAlreadyStartedFault,
+    SWFTypeDeprecatedFault,
+)
+
+
+# Utils
+@mock_swf
+def setup_swf_environment():
+    conn = boto.connect_swf("the_key", "the_secret")
+    conn.register_domain("test-domain", "60", description="A test domain")
+    conn.register_workflow_type("test-domain", "test-workflow", "v1.0")
+    conn.register_activity_type("test-domain", "test-activity", "v1.1")
+    return conn
+
+
+# StartWorkflowExecution endpoint
+@mock_swf
+def test_start_workflow_execution():
+    conn = setup_swf_environment()
+
+    wf = conn.start_workflow_execution("test-domain", "uid-abcd1234", "test-workflow", "v1.0")
+    wf.should.contain("runId")
+
+@mock_swf
+def test_start_already_started_workflow_execution():
+    conn = setup_swf_environment()
+    conn.start_workflow_execution("test-domain", "uid-abcd1234", "test-workflow", "v1.0")
+
+    with assert_raises(SWFWorkflowExecutionAlreadyStartedFault) as err:
+        conn.start_workflow_execution("test-domain", "uid-abcd1234", "test-workflow", "v1.0")
+
+    ex = err.exception
+    ex.status.should.equal(400)
+    ex.error_code.should.equal("WorkflowExecutionAlreadyStartedFault")
+    ex.body.should.equal({
+        "__type": "com.amazonaws.swf.base.model#WorkflowExecutionAlreadyStartedFault",
+    })
+
+@mock_swf
+def test_start_workflow_execution_on_deprecated_type():
+    conn = setup_swf_environment()
+    conn.deprecate_workflow_type("test-domain", "test-workflow", "v1.0")
+
+    with assert_raises(SWFTypeDeprecatedFault) as err:
+        conn.start_workflow_execution("test-domain", "uid-abcd1234", "test-workflow", "v1.0")
+
+    ex = err.exception
+    ex.status.should.equal(400)
+    ex.error_code.should.equal("TypeDeprecatedFault")
+    ex.body.should.equal({
+        "__type": "com.amazonaws.swf.base.model#TypeDeprecatedFault",
+        "message": "WorkflowType=[name=test-workflow, version=v1.0]"
+    })