def testHarvesterStateWithError(self):
resumptionToken = "u|c1286437597991025|mprefix|s|f"
open(join(self.tempdir, 'harvester.state'), 'w').write("Resumptiontoken: %s\n" % resumptionToken)
observer = CallTrace()
observer.exceptions={'add': Exception("Could be anything")}
oaiDownloadProcessor = OaiDownloadProcessor(path="/oai", metadataPrefix="oai_dc", workingDirectory=self.tempdir, xWait=True, err=StringIO(), name="Name")
oaiDownloadProcessor.addObserver(observer)
self.assertRaises(Exception, lambda: list(compose(oaiDownloadProcessor.handle(parse(StringIO(LISTRECORDS_RESPONSE % RESUMPTION_TOKEN))))))
state = oaiDownloadProcessor.getState()
self.assertEquals(resumptionToken, state.resumptionToken)
self.assertEquals(None, state.from_)
self.assertEquals("ERROR while processing 'oai:identifier:1': Could be anything", state.errorState)
self.assertEquals("Name", state.name)
oaiDownloadProcessor2 = OaiDownloadProcessor(path="/oai", metadataPrefix="oai_dc", workingDirectory=self.tempdir, xWait=True, err=StringIO())
state2 = oaiDownloadProcessor2.getState()
self.assertEquals(resumptionToken, state2.resumptionToken)
self.assertEquals("ERROR while processing 'oai:identifier:1': Could be anything", state2.errorState)
def testShutdownPersistsStateOnAutocommit(self):
observer = CallTrace(emptyGeneratorMethods=['add'])
oaiDownloadProcessor = OaiDownloadProcessor(path="/oai", metadataPrefix="oai_dc", workingDirectory=self.tempdir, autoCommit=False)
oaiDownloadProcessor.addObserver(observer)
consume(oaiDownloadProcessor.handle(parse(StringIO(LISTRECORDS_RESPONSE % RESUMPTION_TOKEN))))
state = oaiDownloadProcessor.getState()
self.assertFalse(isfile(join(self.tempdir, 'harvester.state')))
oaiDownloadProcessor.handleShutdown()
self.assertEquals({"errorState": None, 'from': '2002-06-01T19:20:30Z', "resumptionToken": state.resumptionToken}, load(open(join(self.tempdir, 'harvester.state'))))
def testHarvesterState(self):
observer = CallTrace(emptyGeneratorMethods=['add'])
oaiDownloadProcessor = OaiDownloadProcessor(path="/oai", metadataPrefix="oai_dc", workingDirectory=self.tempdir, xWait=True, err=StringIO())
oaiDownloadProcessor.addObserver(observer)
state = oaiDownloadProcessor.getState()
self.assertEquals(None, state.resumptionToken)
self.assertEquals(None, state.from_)
self.assertEquals(None, state.errorState)
self.assertEquals(None, state.name)
self.assertEquals("/oai", state.path)
self.assertEquals("oai_dc", state.metadataPrefix)
self.assertEquals(None, state.set)
self.assertEquals(0, state.nextRequestTime)
oaiDownloadProcessor.setSet('s')
oaiDownloadProcessor.setPath('/p')
oaiDownloadProcessor.setMetadataPrefix('pref')
oaiDownloadProcessor.observable_setName('aName')
consume(oaiDownloadProcessor.handle(parse(StringIO(LISTRECORDS_RESPONSE % RESUMPTION_TOKEN))))
state = oaiDownloadProcessor.getState()
self.assertEquals("x?y&z", state.resumptionToken)
self.assertEquals('2002-06-01T19:20:30Z', state.from_)
self.assertEquals(None, state.errorState)
self.assertEquals('aName', state.name)
self.assertEquals("/p", state.path)
self.assertEquals("pref", state.metadataPrefix)
self.assertEquals('s', state.set)
self.assertEquals(0, state.nextRequestTime)
# Change state of oaiDownloadProcessor -> changes stateView.
oaiDownloadProcessor.setSet('x')
self.assertEquals('x', state.set)
oaiDownloadProcessor2 = OaiDownloadProcessor(path="/oai", metadataPrefix="oai_dc", workingDirectory=self.tempdir, xWait=True, err=StringIO())
state2 = oaiDownloadProcessor2.getState()
self.assertEquals(None, state2.name)
self.assertEquals("oai_dc", state2.metadataPrefix)
self.assertEquals("x?y&z", state2.resumptionToken)
self.assertEquals('2002-06-01T19:20:30Z', state2.from_)
self.assertEquals(None, state2.errorState)
self.assertEquals(0, state.nextRequestTime)