def testValidateComposedQuery(self):
composedQuery = ComposedQuery('coreA')
composedQuery.setCoreQuery(core='coreA', query='Q0')
composedQuery.setCoreQuery(core='coreB', query='Q1')
self.assertValidateRaisesValueError(composedQuery, "No match set for cores ('coreA', 'coreB')")
composedQuery = ComposedQuery('coreA', query="A")
composedQuery.addMatch(dict(core='coreA', uniqueKey='keyA'), dict(core='coreB', key='keyB'))
composedQuery.validate()
self.assertEquals(1, composedQuery.numberOfUsedCores)
def testUniteMakesItTwoCoreQuery(self):
cq = ComposedQuery('coreA')
cq.addMatch(dict(core='coreA', uniqueKey='keyA'), dict(core='coreB', key='keyB'))
cq.setCoreQuery('coreA', query='A')
cq.addUnite(dict(core='coreA', query='Q5'), dict(core='coreB', query='Q6'))
cq.validate()
self.assertEquals(set(['coreA', 'coreB']), cq.cores)
def testIsSingleCoreQuery(self):
cq = ComposedQuery('coreA')
cq.addMatch(dict(core='coreA', uniqueKey='keyA'), dict(core='coreB', key='keyB'))
cq.setCoreQuery('coreA', query='A')
self.assertTrue(cq.isSingleCoreQuery())
cq.addUnite(dict(core='coreA', query='Q5'), dict(core='coreB', query='Q6'))
self.assertFalse(cq.isSingleCoreQuery())
def testKeyName(self):
composedQuery = ComposedQuery('coreA')
composedQuery.setCoreQuery(core='coreA', query=None)
composedQuery.setCoreQuery(core='coreB', query=None)
composedQuery.addMatch(dict(core='coreA', uniqueKey='keyA'), dict(core='coreB', key='keyB'))
self.assertEquals('keyA', composedQuery.keyName('coreA'))
self.assertEquals('keyB', composedQuery.keyName('coreB'))
def testUnite(self):
cq = ComposedQuery('coreA')
cq.setCoreQuery(core='coreA', query=None)
cq.setCoreQuery(core='coreB', query=None)
cq.addMatch(dict(core='coreA', uniqueKey='keyA'), dict(core='coreB', key='keyB'))
cq.addUnite(dict(core='coreA', query='AQuery'), dict(core='coreB', query='anotherQuery'))
self.assertEquals([('coreA', 'AQuery'), ('coreB', 'anotherQuery')], cq.unites)
def testConvertAllQueriesWithUnqualifiedTermFields(self):
cq = ComposedQuery('coreA')
cq.setCoreQuery(core='coreA', query='Q0')
cq.addFilterQuery('coreA', 'Q1')
cq.addFilterQuery('coreA', 'Q2')
cq.setCoreQuery(core='coreB', query='Q3')
cq.addFilterQuery('coreB', 'Q4')
cq.addMatch(dict(core='coreA', uniqueKey='keyA'),
dict(core='coreB', key='keyB'))
cq.addUnite(dict(core='coreA', query='Q5'),
dict(core='coreB', query='Q6'))
cq.unqualifiedTermFields = [('field0', 2.0), ('field1', 3.0)]
convertCoreA = lambda query, unqualifiedTermFields=None, **kwargs: "Converted_A_{0}_{1}".format(
query, not unqualifiedTermFields is None)
convertCoreB = lambda query, **kwargs: "Converted_B_{0}".format(query)
cq.convertWith(coreA=convertCoreA, coreB=convertCoreB)
self.assertEquals("Converted_A_Q0_True", cq.queryFor('coreA'))
self.assertEquals(["Converted_A_Q1_True", "Converted_A_Q2_True"],
cq.filterQueriesFor('coreA'))
self.assertEquals("Converted_B_Q3", cq.queryFor('coreB'))
self.assertEquals(["Converted_B_Q4"], cq.filterQueriesFor('coreB'))
self.assertEqual(1, len(cq.unites))
uniteQueries = list(cq.unites[0].queries())
self.assertEquals('Converted_A_Q5_True', uniteQueries[0][0]['query'])
self.assertEquals('Converted_B_Q6', uniteQueries[1][0]['query'])
def testAddTypeAndMissingValueToSortField(self):
self.response = JsonDict({
"total": 887,
"queryTime": 6,
"hits": [{"id": "record:1", "score": 0.1234}]
}).dumps()
cq = ComposedQuery('coreA')
q = QueryExpressionToLuceneQueryDict([], LuceneSettings()).convert(cqlToExpression("field=value"))
cq.setCoreQuery('coreB', q)
cq.sortKeys = [dict(sortBy='sortField', core='coreA', sortDescending=True)]
cq.addMatch(dict(core='coreA', uniqueKey='A'), dict(core='coreB', key='B'))
consume(self._multiLucene.executeComposedQuery(cq))
self.assertEqual({
"_sortKeys": [{'core': 'coreA', 'sortBy': 'sortField', 'sortDescending': True, 'type': 'String', 'missingValue': 'STRING_FIRST'}],
"resultsFrom": "coreA",
'_matches': {'coreA->coreB': [{'core': 'coreA', 'uniqueKey': 'A'}, {'core': 'coreB', 'key': 'B'}]},
"_facets": {},
"_otherCoreFacetFilters": {},
"_rankQueries": {},
"_drilldownQueries": {},
"_unites": [],
'_queries': {'coreB': {'term': {'field': 'field', 'value': 'value'}, 'type': 'TermQuery'}},
"cores": ["coreB", "coreA"],
"_filterQueries": {}
}, loads(self.post[0]['data']))
def testFilterQueries(self):
cq = ComposedQuery('coreA')
cq.setCoreQuery(core='coreA', query='Q0')
cq.addFilterQuery(core='coreA', query='Q1')
cq.addFilterQuery(core='coreA', query='Q2')
cq.addFacet(core='coreA', facet='F0')
cq.addFacet(core='coreA', facet='F1')
cq.setCoreQuery(core='coreB', query='Q3')
cq.addMatch(dict(core='coreA', uniqueKey='keyA'),
dict(core='coreB', key='keyB'))
cq.addUnite(dict(core='coreA', query='AQuery'),
dict(core='coreB', query='anotherQuery'))
self.assertEquals(None, cq.stop)
self.assertEquals(None, cq.start)
self.assertEquals([], cq.sortKeys)
cq.stop = 10
cq.start = 0
cq.sortKeys = [dict(sortBy='field', sortDescending=True)]
self.assertEquals('Q0', cq.queryFor('coreA'))
self.assertEquals(['Q1', 'Q2'], cq.filterQueriesFor('coreA'))
self.assertEquals(['F0', 'F1'], cq.facetsFor('coreA'))
self.assertEquals(10, cq.stop)
self.assertEquals(0, cq.start)
self.assertEquals([dict(sortBy='field', sortDescending=True)],
cq.sortKeys)
def testInfoOnQuery(self):
self.response = JsonDict({
"total": 887,
"queryTime": 6,
"hits": [{"id": "record:1", "score": 0.1234}]
}).dumps()
q = ComposedQuery('coreA')
q.addFilterQuery('coreB', query='N=true')
q.addMatch(dict(core='coreA', uniqueKey='A'), dict(core='coreB', key='B'))
result = retval(self._multiLucene.executeComposedQuery(q))
self.assertEquals({
'query': {
'cores': ['coreB', 'coreA'],
'drilldownQueries': {},
'facets': {},
'filterQueries': {'coreB': ['N=true']},
'matches': {'coreA->coreB': [{'core': 'coreA', 'uniqueKey': 'A'}, {'core': 'coreB', 'key': 'B'}]},
'otherCoreFacetFilters': {},
'queries': {},
'rankQueries': {},
'resultsFrom': 'coreA',
'sortKeys': [],
'unites': []
},
'type': 'ComposedQuery'
}, result.info)
def testRemoteExecuteQuery(self):
http = CallTrace('http')
def httppost(*args, **kwargs):
raise StopIteration('HTTP/1.0 200 Ok\r\n\r\n%s' %
LuceneResponse(total=5,
hits=[
Hit("1"),
Hit("2"),
Hit("3", duplicateCount=2),
Hit("4"),
Hit("5")
]).asJson())
yield
http.methods['httppost'] = httppost
remote = LuceneRemote(host='host', port=1234, path='/path')
observable = Observable()
observable.addObserver(remote)
remote._httppost = http.httppost
cq = ComposedQuery('coreA')
cq.setCoreQuery(
core='coreA',
query=parseString('query AND field=value'),
filterQueries=[parseString('query=fiets')],
facets=[{
'fieldname': 'field',
'maxTerms': 5
}],
)
cq.setCoreQuery(core='coreB', query=parseString('query=test'))
cq.addMatch(dict(core='coreA', uniqueKey='keyA'),
dict(core='coreB', key='keyB'))
result = returnValueFromGenerator(
observable.any.executeComposedQuery(query=cq))
self.assertEquals(5, result.total)
self.assertEquals([
Hit("1"),
Hit("2"),
Hit("3", duplicateCount=2),
Hit("4"),
Hit("5")
], result.hits)
self.assertEquals(['httppost'], http.calledMethodNames())
m = http.calledMethods[0]
self.assertEquals('host', m.kwargs['host'])
self.assertEquals(1234, m.kwargs['port'])
self.assertEquals('/path/__lucene_remote__', m.kwargs['request'])
self.assertEquals('application/json',
m.kwargs['headers']['Content-Type'])
message, kwargs = jsonLoadMessage(m.kwargs['body'])
query = kwargs['query']
self.assertEquals('executeComposedQuery', message)
self.assertEquals('coreA', query.resultsFrom)
self.assertEquals([{
'fieldname': 'field',
'maxTerms': 5
}], query.facetsFor('coreA'))
def testComposedQuery(self):
self.response = JsonDict({
"total": 887,
"queryTime": 6,
"hits": [{"id": "record:1", "score": 0.1234}]
}).dumps()
cq = ComposedQuery('coreA')
q = QueryExpressionToLuceneQueryDict([], LuceneSettings()).convert(cqlToExpression("field=value"))
cq.setCoreQuery("coreA", q)
consume(self._multiLucene.executeComposedQuery(cq))
self.assertEqual(1, len(self.post))
self.assertEqual("/query/", self.post[0]['path'])
self.assertEqual({
"_sortKeys": [],
"resultsFrom": "coreA",
"_matches": {},
"_facets": {},
"_otherCoreFacetFilters": {},
"_rankQueries": {},
"_drilldownQueries": {},
"_unites": [],
"_queries": {"coreA": {"term": {"field": "field", "value": "value"}, "type": "TermQuery"}},
"cores": ["coreA"],
"_filterQueries": {}
}, loads(self.post[0]['data']))
def testMatchesMustAlwaysIncludeResultsFrom(self):
composedQuery = ComposedQuery('coreA', query='qA')
composedQuery.setCoreQuery('coreB', query='qB')
composedQuery.setCoreQuery('coreC', query='qC')
self.assertRaises(
ValueError,
lambda: composedQuery.addMatch(dict(core='coreB', key='keyB'),
dict(core='coreC', key='keyC')))
def testKeyName(self):
cq = ComposedQuery('coreA')
cq.addMatch(dict(core='coreA', uniqueKey='keyA'),
dict(core='coreB', key='keyB'))
cq.addFacet(core='coreB', facet='F0')
self.assertEquals('keyA', cq.keyName('coreA', 'coreB'))
self.assertEquals('keyB', cq.keyName('coreB', 'coreA'))
self.assertEquals(set(['keyA']), cq.keyNames('coreA'))
def testAddRankQuery(self):
cq = ComposedQuery('coreA')
cq.setRankQuery('coreB', 'qB')
self.assertValidateRaisesValueError(cq, "No match set for cores ('coreA', 'coreB')")
cq.addMatch(dict(core='coreA', uniqueKey='kA'), dict(core='coreB', key='kB'))
self.assertEquals('qB', cq.rankQueryFor('coreB'))
cq.convertWith(coreB=lambda q: "converted_" + q)
self.assertEquals('converted_qB', cq.rankQueryFor('coreB'))
def testUniqueKeyDoesntMatchResultsFrom(self):
composedQuery = ComposedQuery('coreA', query='A').setCoreQuery('coreB', query='bQ')
self.assertRaises(ValueError, lambda: composedQuery.addMatch(dict(core='coreA', key='keyA'), dict(core='coreB', key='keyB')))
self.assertRaises(ValueError, lambda: composedQuery.addMatch(dict(core='coreA', key='keyA'), dict(core='coreB', uniqueKey='keyB')))
composedQuery.addMatch(dict(core='coreA', uniqueKey='keyA'), dict(core='coreB', key='keyB'))
composedQuery.validate()
composedQuery.addMatch(dict(core='coreA', uniqueKey='keyA'), dict(core='coreB', uniqueKey='keyB'))
composedQuery.validate()
def testAddDrilldownQuery(self):
cq = ComposedQuery('coreA')
cq.addDrilldownQuery('coreB', ('field', ['value']))
self.assertValidateRaisesValueError(cq, "No match set for cores ('coreA', 'coreB')")
cq.addMatch(dict(core='coreA', uniqueKey='kA'), dict(core='coreB', key='kB'))
self.assertEquals([('field', ['value'])], cq.drilldownQueriesFor('coreB'))
cq.convertWith(coreB=lambda q: "converted_" + q)
self.assertEquals([('field', ['value'])], cq.drilldownQueriesFor('coreB'))
def testValidateComposedQueryForInvalidJson(self):
composedQuery = ComposedQuery('coreA', query='Q0')
composedQuery.relationalFilterJson = 'not JSON'
self.assertValidateRaisesValueError(
composedQuery,
"Value 'not JSON' for 'relationalFilterJson' can not be parsed as JSON."
)
composedQuery.relationalFilterJson = '{"type": "MockJoinQuery"}'
composedQuery.validate()
def testAddFacetIncremental(self):
cq = ComposedQuery('coreA')
cq.addFacet(core='coreA', facet=dict(fieldname='Q1', maxTerms=10))
cq.addFacet(core='coreA', facet=dict(fieldname='Q2', maxTerms=10))
self.assertEquals([
dict(fieldname='Q1', maxTerms=10),
dict(fieldname='Q2', maxTerms=10)
], cq.facetsFor('coreA'))
def testAddFilterQueryAfterConversion(self):
cq = ComposedQuery('coreA')
cq.setCoreQuery('coreA', query='A')
cq.convertWith(coreA=lambda q, **kwargs: "converted_" + q)
self.assertEquals('converted_A', cq.queryFor('coreA'))
# Assert the following does not raise KeyError
cq.addFilterQuery('coreA', 'field=value')
cq.addFacet('coreA', 'F0')
cq.addDrilldownQuery('coreA', 'drilldownQuery')
cq.addOtherCoreFacetFilter('coreA', 'q')
def testSameCoreInDifferentMatchesRequiredToHaveSameKeyForNow(self):
composedQuery = ComposedQuery('coreA', query='qA')
composedQuery.setCoreQuery('coreB', query='qB')
composedQuery.setCoreQuery('coreC', query='qC')
composedQuery.addMatch(dict(core='coreA', uniqueKey='keyA'),
dict(core='coreB', key='keyB'))
self.assertRaises(
ValueError,
lambda: composedQuery.addMatch(dict(core='coreA', key='keyX'),
dict(core='coreC', key='keyC')))
def testAtMostOneMultiCoreOr(self):
composedQuery = ComposedQuery('coreA')
composedQuery.addMatch(dict(core='coreA', uniqueKey='keyA'),
dict(core='coreB', key='keyB'))
composedQuery.addMatch(dict(core='coreA', uniqueKey='keyA'),
dict(core='coreC', key='keyC'))
composedQuery.addUnite(dict(core='coreA', query='qA'),
dict(core='coreB', query='qB'))
self.assertRaises(
ValueError, lambda: composedQuery.addUnite(
dict(core='coreA', query='qA'), dict('coreC', query='qC')))
def testAddOtherCoreFacetFilter(self):
cq = ComposedQuery('coreA')
cq.addOtherCoreFacetFilter('coreB', 'field=value')
self.assertValidateRaisesValueError(
cq, "No match set for cores ('coreA', 'coreB')")
cq.addMatch(dict(core='coreA', uniqueKey='kA'),
dict(core='coreB', key='kB'))
self.assertEquals(['field=value'],
cq.otherCoreFacetFiltersFor('coreB'))
cq.convertWith(coreB=lambda q: "converted_" + q)
self.assertEquals(['converted_field=value'],
cq.otherCoreFacetFiltersFor('coreB'))
def testLuceneServerHostPortDynamic(self):
multiLucene = MultiLucene(defaultCore='core1')
def httprequest1_1Mock(**kwargs):
raise StopIteration(parseResponse(HTTP_RESPONSE))
yield
observer = CallTrace(
'observer',
returnValues=dict(luceneServer=('example.org', 1234)),
methods=dict(httprequest1_1=httprequest1_1Mock))
multiLucene.addObserver(observer)
query = QueryExpressionToLuceneQueryDict([], LuceneSettings()).convert(cqlToExpression("field=value"))
response = retval(multiLucene.executeComposedQuery(ComposedQuery('core1', query)))
self.assertEquals(887, response.total)
self.assertEquals(['luceneServer', 'httprequest1_1'], observer.calledMethodNames())
def testConvertComposedQuery(self):
q = ComposedQuery('A')
q.setCoreQuery(core='A', query=parseString('valueAQ'))
q.setCoreQuery(core='B', query=parseString('valueBQ'))
q.addMatch(dict(core='A', uniqueKey='keyA'), dict(core='B',
key='keyB'))
q.addUnite(dict(core='A', query=parseString('fieldUA exact valueUA')),
dict(core='B', query=parseString('fieldUB exact valueUB')))
q.validate()
consume(self.dna.any.executeComposedQuery(query=q))
self.assertEquals(['executeComposedQuery'],
self.observer.calledMethodNames())
self.assertEquals(repr(TermQuery(Term('fieldA', 'valueaq'))),
repr(q.queryFor('A')))
self.assertEquals(repr(TermQuery(Term('fieldB', 'valuebq'))),
repr(q.queryFor('B')))
def testConvertAllQueries(self):
cq = ComposedQuery('coreA')
cq.setCoreQuery(core='coreA', query='Q0')
cq.addFilterQuery('coreA', 'Q1')
cq.addFilterQuery('coreA', 'Q2')
cq.setCoreQuery(core='coreB', query='Q3')
cq.addFilterQuery('coreB', 'Q4')
cq.addMatch(dict(core='coreA', uniqueKey='keyA'), dict(core='coreB', key='keyB'))
cq.addUnite(dict(core='coreA', query='Q5'), dict(core='coreB', query='Q6'))
convertCoreA = lambda query: "Converted_A_{0}".format(query)
convertCoreB = lambda query: "Converted_B_{0}".format(query)
cq.convertWith(coreA=convertCoreA, coreB=convertCoreB)
self.assertEquals("Converted_A_Q0", cq.queryFor('coreA'))
self.assertEquals(["Converted_A_Q1", "Converted_A_Q2"], cq.filterQueriesFor('coreA'))
self.assertEquals("Converted_B_Q3", cq.queryFor('coreB'))
self.assertEquals(["Converted_B_Q4"], cq.filterQueriesFor('coreB'))
self.assertEquals([('coreA', 'Converted_A_Q5'), ('coreB', 'Converted_B_Q6')], cq.unites)
def testConvertComposedQuery(self):
q = ComposedQuery('A')
q.setCoreQuery(core='A', query=cqlToExpression('valueAQ'))
q.setCoreQuery(core='B', query=cqlToExpression('valueBQ'))
q.addMatch(dict(core='A', uniqueKey='keyA'), dict(core='B',
key='keyB'))
q.addUnite(
dict(core='A', query=cqlToExpression('fieldUA exact valueUA')),
dict(core='B', query=cqlToExpression('fieldUB exact valueUB')))
q.validate()
consume(self.dna.any.executeComposedQuery(query=q))
self.assertEquals(['executeComposedQuery'],
self.observer.calledMethodNames())
self.assertEquals(
"{'type': 'TermQuery', 'term': {'field': 'fieldA', 'value': u'valueaq'}, 'boost': 1.0}",
repr(q.queryFor('A')))
self.assertEquals(
"{'type': 'TermQuery', 'term': {'field': 'fieldB', 'value': u'valuebq'}, 'boost': 1.0}",
repr(q.queryFor('B')))
def testAsDictFromDict(self):
cq = ComposedQuery('coreA')
cq.setCoreQuery(core='coreA', query='Q0')
cq.addFilterQuery(core='coreA', query='Q1')
cq.addFilterQuery(core='coreA', query='Q2')
cq.relationalFilter = '{"type": "madeUpJoinQuery"}'
cq.addFacet(core='coreA', facet='F0')
cq.addFacet(core='coreA', facet='F1')
cq.setCoreQuery(core='coreB', query='Q3')
cq.addMatch(dict(core='coreA', uniqueKey='keyA'),
dict(core='coreB', key='keyB'))
cq.addUnite(dict(core='coreA', query='AQuery'),
dict(core='coreB', query='anotherQuery'))
cq.start = 0
cq.sortKeys = [dict(sortBy='field', sortDescending=True)]
cq.clustering = True
cq.clusteringConfig = {'clusteringEps': 0.2}
cq.rankQueryScoreRatio = 0.75
d = cq.asDict()
cq2 = ComposedQuery.fromDict(d)
self.assertEquals('coreA', cq2.resultsFrom)
self.assertEquals(0, cq2.start)
self.assertEquals(None, cq2.stop)
self.assertEquals(['Q0', 'Q1', 'Q2'], cq2.queriesFor('coreA'))
self.assertEquals('{"type": "madeUpJoinQuery"}', cq2.relationalFilter)
self.assertEquals(['F0', 'F1'], cq2.facetsFor('coreA'))
self.assertEquals('keyA', cq2.keyName('coreA', 'coreB'))
self.assertEquals('keyB', cq2.keyName('coreB', 'coreA'))
self.assertEqual(1, len(cq2.unites))
queries = list(cq2.unites[0].queries())
self.assertEquals(({
'core': 'coreA',
'keyName': 'keyA',
'query': 'AQuery'
}, 'keyA'), queries[0])
self.assertEquals(({
'core': 'coreB',
'keyName': 'keyB',
'query': 'anotherQuery'
}, 'keyA'), queries[1])
self.assertEquals({'clusteringEps': 0.2}, cq2.clusteringConfig)
self.assertEquals(0.75, cq2.rankQueryScoreRatio)
def testUnite(self):
cq = ComposedQuery('coreA')
cq.setCoreQuery(core='coreA', query=None)
cq.setCoreQuery(core='coreB', query=None)
cq.addMatch(dict(core='coreA', uniqueKey='keyA'),
dict(core='coreB', key='keyB'))
cq.addUnite(dict(core='coreA', query='AQuery'),
dict(core='coreB', query='anotherQuery'))
self.assertEqual(1, len(cq.unites))
queries = list(cq.unites[0].queries())
self.assertEquals(({
'query': 'AQuery',
'keyName': 'keyA',
'core': 'coreA'
}, 'keyA'), queries[0])
self.assertEquals(({
'query': 'anotherQuery',
'keyName': 'keyB',
'core': 'coreB'
}, 'keyA'), queries[1])
def testConversionOfComposedQuery(self):
cq = ComposedQuery('coreA')
cq.setCoreQuery(core='coreA',
query=parseString('Q0'),
filterQueries=['Q1', 'Q2'],
facets=['F0', 'F1'])
cq.setCoreQuery(core='coreB', query='Q3', filterQueries=['Q4'])
cq.addMatch(dict(core='coreA', uniqueKey='keyA'),
dict(core='coreB', key='keyB'))
cq.addUnite(dict(core='coreA', query='AQuery'),
dict(core='coreB', query='anotherQuery'))
cq.start = 0
cq.sortKeys = [dict(sortBy='field', sortDescending=True)]
kwargs = {'q': cq}
dump = jsonDumpMessage(message='aMessage', **kwargs)
self.assertEquals(str, type(dump))
message, kwargs = jsonLoadMessage(dump)
self.assertEquals('aMessage', message)
cq2 = kwargs['q']
self.assertEquals(parseString('Q0'), cq2.queryFor('coreA'))
def testAsDictFromDict(self):
cq = ComposedQuery('coreA')
cq.setCoreQuery(core='coreA', query='Q0')
cq.addFilterQuery(core='coreA', query='Q1')
cq.addFilterQuery(core='coreA', query='Q2')
cq.addFacet(core='coreA', facet='F0')
cq.addFacet(core='coreA', facet='F1')
cq.setCoreQuery(core='coreB', query='Q3')
cq.addMatch(dict(core='coreA', uniqueKey='keyA'), dict(core='coreB', key='keyB'))
cq.addUnite(dict(core='coreA', query='AQuery'), dict(core='coreB', query='anotherQuery'))
cq.start = 0
cq.sortKeys = [dict(sortBy='field', sortDescending=True)]
d = cq.asDict()
cq2 = ComposedQuery.fromDict(d)
self.assertEquals('coreA', cq2.resultsFrom)
self.assertEquals(0, cq2.start)
self.assertEquals(None, cq2.stop)
self.assertEquals(['Q0', 'Q1', 'Q2'], cq2.queriesFor('coreA'))
self.assertEquals(['F0', 'F1'], cq2.facetsFor('coreA'))
self.assertEquals('keyA', cq2.keyName('coreA'))
self.assertEquals('keyB', cq2.keyName('coreB'))
