def testGoodStep(self):
f = BuildFactory()
f.addStep(SetProperty(command=["echo", "value"], property="propname"))
ss = SourceStamp()
req = BuildRequest("Testing", ss, None)
b = f.newBuild([req])
b.build_status = FakeBuildStatus()
b.slavebuilder = FakeSlaveBuilder()
# This shouldn't raise an exception
b.setupBuild(None)
