diff options
Diffstat (limited to 'common/src/leap/soledad/common/tests/test_sqlcipher_sync.py')
| -rw-r--r-- | common/src/leap/soledad/common/tests/test_sqlcipher_sync.py | 635 |
1 files changed, 631 insertions, 4 deletions
diff --git a/common/src/leap/soledad/common/tests/test_sqlcipher_sync.py b/common/src/leap/soledad/common/tests/test_sqlcipher_sync.py index dd66a58a..48e64d24 100644 --- a/common/src/leap/soledad/common/tests/test_sqlcipher_sync.py +++ b/common/src/leap/soledad/common/tests/test_sqlcipher_sync.py @@ -20,10 +20,10 @@ Test sqlcipher backend sync. import simplejson as json -from u1db import ( - sync, - vectorclock, -) + +from u1db import sync +from u1db import vectorclock +from u1db import errors from testscenarios import TestWithScenarios from urlparse import urljoin @@ -148,6 +148,32 @@ class SQLCipherDatabaseSyncTests( return self.assertEqual(expected, log) + def copy_database(self, db, sync_role=None): + # DO NOT COPY OR REUSE THIS CODE OUTSIDE TESTS: COPYING U1DB DATABASES + # IS THE WRONG THING TO DO, THE ONLY REASON WE DO SO HERE IS TO TEST + # THAT WE CORRECTLY DETECT IT HAPPENING SO THAT WE CAN RAISE ERRORS + # RATHER THAN CORRUPT USER DATA. USE SYNC INSTEAD, OR WE WILL SEND + # NINJA TO YOUR HOUSE. + db_copy = tests.DatabaseBaseTests.copy_database(self, db) + name, orig_sync_role = self._use_tracking[db] + self._use_tracking[db_copy] = (name + '(copy)', sync_role or + orig_sync_role) + return db_copy + + def test_sync_tracks_db_generation_of_other(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + self.assertEqual(0, self.sync(self.db1, self.db2)) + self.assertEqual( + (0, ''), self.db1._get_replica_gen_and_trans_id('test2')) + self.assertEqual( + (0, ''), self.db2._get_replica_gen_and_trans_id('test1')) + self.assertLastExchangeLog(self.db2, + {'receive': + {'docs': [], 'last_known_gen': 0}, + 'return': + {'docs': [], 'last_gen': 0}}) + def test_sync_autoresolves(self): """ Test for sync autoresolve remote. @@ -265,6 +291,214 @@ class SQLCipherDatabaseSyncTests( # We use the same reasoning from the last test to suppress this one. pass + def test_sync_pulling_doesnt_update_other_if_changed(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + doc = self.db2.create_doc_from_json(tests.simple_doc) + # After the local side has sent its list of docs, before we start + # receiving the "targets" response, we update the local database with a + # new record. + # When we finish synchronizing, we can notice that something locally + # was updated, and we cannot tell c2 our new updated generation + + def before_get_docs(state): + if state != 'before get_docs': + return + self.db1.create_doc_from_json(tests.simple_doc) + + self.assertEqual(0, self.sync(self.db1, self.db2, + trace_hook=before_get_docs)) + self.assertLastExchangeLog(self.db2, + {'receive': + {'docs': [], 'last_known_gen': 0}, + 'return': + {'docs': [(doc.doc_id, doc.rev)], + 'last_gen': 1}}) + self.assertEqual(1, self.db1._get_replica_gen_and_trans_id('test2')[0]) + # c2 should not have gotten a '_record_sync_info' call, because the + # local database had been updated more than just by the messages + # returned from c2. + self.assertEqual( + (0, ''), self.db2._get_replica_gen_and_trans_id('test1')) + + def test_sync_doesnt_update_other_if_nothing_pulled(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + self.db1.create_doc_from_json(tests.simple_doc) + + def no_record_sync_info(state): + if state != 'record_sync_info': + return + self.fail('SyncTarget.record_sync_info was called') + self.assertEqual(1, self.sync(self.db1, self.db2, + trace_hook_shallow=no_record_sync_info)) + self.assertEqual( + 1, + self.db2._get_replica_gen_and_trans_id(self.db1._replica_uid)[0]) + + def test_sync_ignores_convergence(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'both') + doc = self.db1.create_doc_from_json(tests.simple_doc) + self.db3 = self.create_database('test3', 'target') + self.assertEqual(1, self.sync(self.db1, self.db3)) + self.assertEqual(0, self.sync(self.db2, self.db3)) + self.assertEqual(1, self.sync(self.db1, self.db2)) + self.assertLastExchangeLog(self.db2, + {'receive': + {'docs': [(doc.doc_id, doc.rev)], + 'source_uid': 'test1', + 'source_gen': 1, 'last_known_gen': 0}, + 'return': {'docs': [], 'last_gen': 1}}) + + def test_sync_ignores_superseded(self): + self.db1 = self.create_database('test1', 'both') + self.db2 = self.create_database('test2', 'both') + doc = self.db1.create_doc_from_json(tests.simple_doc) + doc_rev1 = doc.rev + self.db3 = self.create_database('test3', 'target') + self.sync(self.db1, self.db3) + self.sync(self.db2, self.db3) + new_content = '{"key": "altval"}' + doc.set_json(new_content) + self.db1.put_doc(doc) + doc_rev2 = doc.rev + self.sync(self.db2, self.db1) + self.assertLastExchangeLog(self.db1, + {'receive': + {'docs': [(doc.doc_id, doc_rev1)], + 'source_uid': 'test2', + 'source_gen': 1, 'last_known_gen': 0}, + 'return': + {'docs': [(doc.doc_id, doc_rev2)], + 'last_gen': 2}}) + self.assertGetDoc(self.db1, doc.doc_id, doc_rev2, new_content, False) + + def test_sync_sees_remote_conflicted(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + doc1 = self.db1.create_doc_from_json(tests.simple_doc) + doc_id = doc1.doc_id + doc1_rev = doc1.rev + self.db1.create_index('test-idx', 'key') + new_doc = '{"key": "altval"}' + doc2 = self.db2.create_doc_from_json(new_doc, doc_id=doc_id) + doc2_rev = doc2.rev + self.assertTransactionLog([doc1.doc_id], self.db1) + self.sync(self.db1, self.db2) + self.assertLastExchangeLog(self.db2, + {'receive': + {'docs': [(doc_id, doc1_rev)], + 'source_uid': 'test1', + 'source_gen': 1, 'last_known_gen': 0}, + 'return': + {'docs': [(doc_id, doc2_rev)], + 'last_gen': 1}}) + self.assertTransactionLog([doc_id, doc_id], self.db1) + self.assertGetDoc(self.db1, doc_id, doc2_rev, new_doc, True) + self.assertGetDoc(self.db2, doc_id, doc2_rev, new_doc, False) + from_idx = self.db1.get_from_index('test-idx', 'altval')[0] + self.assertEqual(doc2.doc_id, from_idx.doc_id) + self.assertEqual(doc2.rev, from_idx.rev) + self.assertTrue(from_idx.has_conflicts) + self.assertEqual([], self.db1.get_from_index('test-idx', 'value')) + + def test_sync_sees_remote_delete_conflicted(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + doc1 = self.db1.create_doc_from_json(tests.simple_doc) + doc_id = doc1.doc_id + self.db1.create_index('test-idx', 'key') + self.sync(self.db1, self.db2) + doc2 = self.make_document(doc1.doc_id, doc1.rev, doc1.get_json()) + new_doc = '{"key": "altval"}' + doc1.set_json(new_doc) + self.db1.put_doc(doc1) + self.db2.delete_doc(doc2) + self.assertTransactionLog([doc_id, doc_id], self.db1) + self.sync(self.db1, self.db2) + self.assertLastExchangeLog(self.db2, + {'receive': + {'docs': [(doc_id, doc1.rev)], + 'source_uid': 'test1', + 'source_gen': 2, 'last_known_gen': 1}, + 'return': {'docs': [(doc_id, doc2.rev)], + 'last_gen': 2}}) + self.assertTransactionLog([doc_id, doc_id, doc_id], self.db1) + self.assertGetDocIncludeDeleted(self.db1, doc_id, doc2.rev, None, True) + self.assertGetDocIncludeDeleted( + self.db2, doc_id, doc2.rev, None, False) + self.assertEqual([], self.db1.get_from_index('test-idx', 'value')) + + def test_sync_local_race_conflicted(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + doc = self.db1.create_doc_from_json(tests.simple_doc) + doc_id = doc.doc_id + doc1_rev = doc.rev + self.db1.create_index('test-idx', 'key') + self.sync(self.db1, self.db2) + content1 = '{"key": "localval"}' + content2 = '{"key": "altval"}' + doc.set_json(content2) + self.db2.put_doc(doc) + doc2_rev2 = doc.rev + triggered = [] + + def after_whatschanged(state): + if state != 'after whats_changed': + return + triggered.append(True) + doc = self.make_document(doc_id, doc1_rev, content1) + self.db1.put_doc(doc) + + self.sync(self.db1, self.db2, trace_hook=after_whatschanged) + self.assertEqual([True], triggered) + self.assertGetDoc(self.db1, doc_id, doc2_rev2, content2, True) + from_idx = self.db1.get_from_index('test-idx', 'altval')[0] + self.assertEqual(doc.doc_id, from_idx.doc_id) + self.assertEqual(doc.rev, from_idx.rev) + self.assertTrue(from_idx.has_conflicts) + self.assertEqual([], self.db1.get_from_index('test-idx', 'value')) + self.assertEqual([], self.db1.get_from_index('test-idx', 'localval')) + + def test_sync_propagates_deletes(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'both') + doc1 = self.db1.create_doc_from_json(tests.simple_doc) + doc_id = doc1.doc_id + self.db1.create_index('test-idx', 'key') + self.sync(self.db1, self.db2) + self.db2.create_index('test-idx', 'key') + self.db3 = self.create_database('test3', 'target') + self.sync(self.db1, self.db3) + self.db1.delete_doc(doc1) + deleted_rev = doc1.rev + self.sync(self.db1, self.db2) + self.assertLastExchangeLog(self.db2, + {'receive': + {'docs': [(doc_id, deleted_rev)], + 'source_uid': 'test1', + 'source_gen': 2, 'last_known_gen': 1}, + 'return': {'docs': [], 'last_gen': 2}}) + self.assertGetDocIncludeDeleted( + self.db1, doc_id, deleted_rev, None, False) + self.assertGetDocIncludeDeleted( + self.db2, doc_id, deleted_rev, None, False) + self.assertEqual([], self.db1.get_from_index('test-idx', 'value')) + self.assertEqual([], self.db2.get_from_index('test-idx', 'value')) + self.sync(self.db2, self.db3) + self.assertLastExchangeLog(self.db3, + {'receive': + {'docs': [(doc_id, deleted_rev)], + 'source_uid': 'test2', + 'source_gen': 2, + 'last_known_gen': 0}, + 'return': + {'docs': [], 'last_gen': 2}}) + self.assertGetDocIncludeDeleted( + self.db3, doc_id, deleted_rev, None, False) + def test_sync_propagates_resolution(self): """ Test if synchronization propagates resolution. @@ -340,6 +574,132 @@ class SQLCipherDatabaseSyncTests( 'source_gen': 1, 'last_known_gen': 0}, 'return': {'docs': [], 'last_gen': 1}}) + def test_sync_pulls_changes(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + doc = self.db2.create_doc_from_json(tests.simple_doc) + self.db1.create_index('test-idx', 'key') + self.assertEqual(0, self.sync(self.db1, self.db2)) + self.assertGetDoc(self.db1, doc.doc_id, doc.rev, tests.simple_doc, False) + self.assertEqual(1, self.db1._get_replica_gen_and_trans_id('test2')[0]) + self.assertEqual(1, self.db2._get_replica_gen_and_trans_id('test1')[0]) + self.assertLastExchangeLog(self.db2, + {'receive': + {'docs': [], 'last_known_gen': 0}, + 'return': + {'docs': [(doc.doc_id, doc.rev)], + 'last_gen': 1}}) + self.assertEqual([doc], self.db1.get_from_index('test-idx', 'value')) + + def test_sync_supersedes_conflicts(self): + self.db1 = self.create_database('test1', 'both') + self.db2 = self.create_database('test2', 'target') + self.db3 = self.create_database('test3', 'both') + doc1 = self.db1.create_doc_from_json('{"a": 1}', doc_id='the-doc') + self.db2.create_doc_from_json('{"b": 1}', doc_id='the-doc') + self.db3.create_doc_from_json('{"c": 1}', doc_id='the-doc') + self.sync(self.db3, self.db1) + self.assertEqual( + self.db1._get_generation_info(), + self.db3._get_replica_gen_and_trans_id(self.db1._replica_uid)) + self.assertEqual( + self.db3._get_generation_info(), + self.db1._get_replica_gen_and_trans_id(self.db3._replica_uid)) + self.sync(self.db3, self.db2) + self.assertEqual( + self.db2._get_generation_info(), + self.db3._get_replica_gen_and_trans_id(self.db2._replica_uid)) + self.assertEqual( + self.db3._get_generation_info(), + self.db2._get_replica_gen_and_trans_id(self.db3._replica_uid)) + self.assertEqual(3, len(self.db3.get_doc_conflicts('the-doc'))) + doc1.set_json('{"a": 2}') + self.db1.put_doc(doc1) + self.sync(self.db3, self.db1) + # original doc1 should have been removed from conflicts + self.assertEqual(3, len(self.db3.get_doc_conflicts('the-doc'))) + + def test_sync_stops_after_get_sync_info(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + self.db1.create_doc_from_json(tests.simple_doc) + self.sync(self.db1, self.db2) + + def put_hook(state): + self.fail("Tracehook triggered for %s" % (state,)) + + self.sync(self.db1, self.db2, trace_hook_shallow=put_hook) + + def test_sync_detects_rollback_in_source(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + self.db1.create_doc_from_json(tests.simple_doc, doc_id='doc1') + self.sync(self.db1, self.db2) + self.db1_copy = self.copy_database(self.db1) + self.db1.create_doc_from_json(tests.simple_doc, doc_id='doc2') + self.sync(self.db1, self.db2) + self.assertRaises( + errors.InvalidGeneration, self.sync, self.db1_copy, self.db2) + + def test_sync_detects_rollback_in_target(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + self.db1.create_doc_from_json(tests.simple_doc, doc_id="divergent") + self.sync(self.db1, self.db2) + self.db2_copy = self.copy_database(self.db2) + self.db2.create_doc_from_json(tests.simple_doc, doc_id='doc2') + self.sync(self.db1, self.db2) + self.assertRaises( + errors.InvalidGeneration, self.sync, self.db1, self.db2_copy) + + def test_sync_detects_diverged_source(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + self.db3 = self.copy_database(self.db1) + self.db1.create_doc_from_json(tests.simple_doc, doc_id="divergent") + self.db3.create_doc_from_json(tests.simple_doc, doc_id="divergent") + self.sync(self.db1, self.db2) + self.assertRaises( + errors.InvalidTransactionId, self.sync, self.db3, self.db2) + + def test_sync_detects_diverged_target(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + self.db3 = self.copy_database(self.db2) + self.db3.create_doc_from_json(tests.nested_doc, doc_id="divergent") + self.db1.create_doc_from_json(tests.simple_doc, doc_id="divergent") + self.sync(self.db1, self.db2) + self.assertRaises( + errors.InvalidTransactionId, self.sync, self.db1, self.db3) + + def test_sync_detects_rollback_and_divergence_in_source(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + self.db1.create_doc_from_json(tests.simple_doc, doc_id='doc1') + self.sync(self.db1, self.db2) + self.db1_copy = self.copy_database(self.db1) + self.db1.create_doc_from_json(tests.simple_doc, doc_id='doc2') + self.db1.create_doc_from_json(tests.simple_doc, doc_id='doc3') + self.sync(self.db1, self.db2) + self.db1_copy.create_doc_from_json(tests.simple_doc, doc_id='doc2') + self.db1_copy.create_doc_from_json(tests.simple_doc, doc_id='doc3') + self.assertRaises( + errors.InvalidTransactionId, self.sync, self.db1_copy, self.db2) + + def test_sync_detects_rollback_and_divergence_in_target(self): + self.db1 = self.create_database('test1', 'source') + self.db2 = self.create_database('test2', 'target') + self.db1.create_doc_from_json(tests.simple_doc, doc_id="divergent") + self.sync(self.db1, self.db2) + self.db2_copy = self.copy_database(self.db2) + self.db2.create_doc_from_json(tests.simple_doc, doc_id='doc2') + self.db2.create_doc_from_json(tests.simple_doc, doc_id='doc3') + self.sync(self.db1, self.db2) + self.db2_copy.create_doc_from_json(tests.simple_doc, doc_id='doc2') + self.db2_copy.create_doc_from_json(tests.simple_doc, doc_id='doc3') + self.assertRaises( + errors.InvalidTransactionId, self.sync, self.db1, self.db2_copy) + def _make_local_db_and_token_http_target(test, path='test'): test.startTwistedServer() @@ -347,6 +707,7 @@ def _make_local_db_and_token_http_target(test, path='test'): db = couch.CouchDatabase.open_database( urljoin(test._couch_url, 'test'), create=True, + replica_uid='test', ensure_ddocs=True) replica_uid = test._soledad._dbpool.replica_uid @@ -373,6 +734,9 @@ class SQLCipherSyncTargetTests( tests.TestCaseWithServer, SoledadWithCouchServerMixin): + # TODO: implement _set_trace_hook(_shallow) in SoledadHTTPSyncTarget so + # skipped tests can be succesfully executed. + scenarios = (tests.multiply_scenarios(SQLCIPHER_SCENARIOS, target_scenarios)) @@ -401,6 +765,41 @@ class SQLCipherSyncTargetTests( self.request_state = couch.CouchServerState(self._couch_url) return self.make_app_with_state(self.request_state) + def set_trace_hook(self, callback, shallow=False): + setter = (self.st._set_trace_hook if not shallow else + self.st._set_trace_hook_shallow) + try: + setter(callback) + except NotImplementedError: + self.skipTest("%s does not implement _set_trace_hook" + % (self.st.__class__.__name__,)) + + def test_get_sync_target(self): + self.assertIsNot(None, self.st) + + @defer.inlineCallbacks + def test_get_sync_info(self): + sync_info = yield self.st.get_sync_info('other') + self.assertEqual( + ('test', 0, '', 0, ''), sync_info) + + @defer.inlineCallbacks + def test_create_doc_updates_sync_info(self): + sync_info = yield self.st.get_sync_info('other') + self.assertEqual( + ('test', 0, '', 0, ''), sync_info) + self.db.create_doc_from_json(tests.simple_doc) + sync_info = yield self.st.get_sync_info('other') + self.assertEqual(1, sync_info[1]) + + @defer.inlineCallbacks + def test_record_sync_info(self): + yield self.st.record_sync_info('replica', 10, 'T-transid') + sync_info = yield self.st.get_sync_info('other') + self.assertEqual( + ('test', 0, '', 10, 'T-transid'), sync_info) + + @defer.inlineCallbacks def test_sync_exchange(self): """ @@ -476,3 +875,231 @@ class SQLCipherSyncTargetTests( self.db._last_exchange_log['return'], {'last_gen': 2, 'docs': [(doc.doc_id, doc.rev), (doc2.doc_id, doc2.rev)]}) + + @defer.inlineCallbacks + def test_sync_exchange_deleted(self): + doc = self.db.create_doc_from_json('{}') + edit_rev = 'replica:1|' + doc.rev + docs_by_gen = [ + (self.make_document(doc.doc_id, edit_rev, None), 10, 'T-sid')] + new_gen, trans_id = yield self.st.sync_exchange( + docs_by_gen, 'replica', last_known_generation=0, + last_known_trans_id=None, insert_doc_cb=self.receive_doc) + self.assertGetDocIncludeDeleted( + self.db, doc.doc_id, edit_rev, None, False) + self.assertTransactionLog([doc.doc_id, doc.doc_id], self.db) + last_trans_id = self.getLastTransId(self.db) + self.assertEqual(([], 2, last_trans_id), + (self.other_changes, new_gen, trans_id)) + sync_info = yield self.st.get_sync_info('replica') + self.assertEqual(10, sync_info[3]) + + @defer.inlineCallbacks + def test_sync_exchange_refuses_conflicts(self): + doc = self.db.create_doc_from_json(tests.simple_doc) + self.assertTransactionLog([doc.doc_id], self.db) + new_doc = '{"key": "altval"}' + docs_by_gen = [ + (self.make_document(doc.doc_id, 'replica:1', new_doc), 10, + 'T-sid')] + new_gen, _ = yield self.st.sync_exchange( + docs_by_gen, 'replica', last_known_generation=0, + last_known_trans_id=None, insert_doc_cb=self.receive_doc) + self.assertTransactionLog([doc.doc_id], self.db) + self.assertEqual( + (doc.doc_id, doc.rev, tests.simple_doc, 1), self.other_changes[0][:-1]) + self.assertEqual(1, new_gen) + if self.whitebox: + self.assertEqual(self.db._last_exchange_log['return'], + {'last_gen': 1, 'docs': [(doc.doc_id, doc.rev)]}) + + @defer.inlineCallbacks + def test_sync_exchange_ignores_convergence(self): + doc = self.db.create_doc_from_json(tests.simple_doc) + self.assertTransactionLog([doc.doc_id], self.db) + gen, txid = self.db._get_generation_info() + docs_by_gen = [ + (self.make_document(doc.doc_id, doc.rev, tests.simple_doc), 10, 'T-sid')] + new_gen, _ = yield self.st.sync_exchange( + docs_by_gen, 'replica', last_known_generation=gen, + last_known_trans_id=txid, insert_doc_cb=self.receive_doc) + self.assertTransactionLog([doc.doc_id], self.db) + self.assertEqual(([], 1), (self.other_changes, new_gen)) + + @defer.inlineCallbacks + def test_sync_exchange_returns_new_docs(self): + doc = self.db.create_doc_from_json(tests.simple_doc) + self.assertTransactionLog([doc.doc_id], self.db) + new_gen, _ = yield self.st.sync_exchange( + [], 'other-replica', last_known_generation=0, + last_known_trans_id=None, insert_doc_cb=self.receive_doc) + self.assertTransactionLog([doc.doc_id], self.db) + self.assertEqual( + (doc.doc_id, doc.rev, tests.simple_doc, 1), self.other_changes[0][:-1]) + self.assertEqual(1, new_gen) + if self.whitebox: + self.assertEqual(self.db._last_exchange_log['return'], + {'last_gen': 1, 'docs': [(doc.doc_id, doc.rev)]}) + + @defer.inlineCallbacks + def test_sync_exchange_returns_deleted_docs(self): + doc = self.db.create_doc_from_json(tests.simple_doc) + self.db.delete_doc(doc) + self.assertTransactionLog([doc.doc_id, doc.doc_id], self.db) + new_gen, _ = yield self.st.sync_exchange( + [], 'other-replica', last_known_generation=0, + last_known_trans_id=None, insert_doc_cb=self.receive_doc) + self.assertTransactionLog([doc.doc_id, doc.doc_id], self.db) + self.assertEqual( + (doc.doc_id, doc.rev, None, 2), self.other_changes[0][:-1]) + self.assertEqual(2, new_gen) + if self.whitebox: + self.assertEqual(self.db._last_exchange_log['return'], + {'last_gen': 2, 'docs': [(doc.doc_id, doc.rev)]}) + + @defer.inlineCallbacks + def test_sync_exchange_getting_newer_docs(self): + doc = self.db.create_doc_from_json(tests.simple_doc) + self.assertTransactionLog([doc.doc_id], self.db) + new_doc = '{"key": "altval"}' + docs_by_gen = [ + (self.make_document(doc.doc_id, 'test:1|z:2', new_doc), 10, + 'T-sid')] + new_gen, _ = yield self.st.sync_exchange( + docs_by_gen, 'other-replica', last_known_generation=0, + last_known_trans_id=None, insert_doc_cb=self.receive_doc) + self.assertTransactionLog([doc.doc_id, doc.doc_id], self.db) + self.assertEqual(([], 2), (self.other_changes, new_gen)) + + @defer.inlineCallbacks + def test_sync_exchange_with_concurrent_updates_of_synced_doc(self): + expected = [] + + def before_whatschanged_cb(state): + if state != 'before whats_changed': + return + cont = '{"key": "cuncurrent"}' + conc_rev = self.db.put_doc( + self.make_document(doc.doc_id, 'test:1|z:2', cont)) + expected.append((doc.doc_id, conc_rev, cont, 3)) + + self.set_trace_hook(before_whatschanged_cb) + doc = self.db.create_doc_from_json(tests.simple_doc) + self.assertTransactionLog([doc.doc_id], self.db) + new_doc = '{"key": "altval"}' + docs_by_gen = [ + (self.make_document(doc.doc_id, 'test:1|z:2', new_doc), 10, + 'T-sid')] + new_gen, _ = yield self.st.sync_exchange( + docs_by_gen, 'other-replica', last_known_generation=0, + last_known_trans_id=None, insert_doc_cb=self.receive_doc) + self.assertEqual(expected, [c[:-1] for c in self.other_changes]) + self.assertEqual(3, new_gen) + + @defer.inlineCallbacks + def test_sync_exchange_with_concurrent_updates(self): + + def after_whatschanged_cb(state): + if state != 'after whats_changed': + return + self.db.create_doc_from_json('{"new": "doc"}') + + self.set_trace_hook(after_whatschanged_cb) + doc = self.db.create_doc_from_json(tests.simple_doc) + self.assertTransactionLog([doc.doc_id], self.db) + new_doc = '{"key": "altval"}' + docs_by_gen = [ + (self.make_document(doc.doc_id, 'test:1|z:2', new_doc), 10, + 'T-sid')] + new_gen, _ = yield self.st.sync_exchange( + docs_by_gen, 'other-replica', last_known_generation=0, + last_known_trans_id=None, insert_doc_cb=self.receive_doc) + self.assertEqual(([], 2), (self.other_changes, new_gen)) + + @defer.inlineCallbacks + def test_sync_exchange_converged_handling(self): + doc = self.db.create_doc_from_json(tests.simple_doc) + docs_by_gen = [ + (self.make_document('new', 'other:1', '{}'), 4, 'T-foo'), + (self.make_document(doc.doc_id, doc.rev, doc.get_json()), 5, + 'T-bar')] + new_gen, _ = yield self.st.sync_exchange( + docs_by_gen, 'other-replica', last_known_generation=0, + last_known_trans_id=None, insert_doc_cb=self.receive_doc) + self.assertEqual(([], 2), (self.other_changes, new_gen)) + + @defer.inlineCallbacks + def test_sync_exchange_detect_incomplete_exchange(self): + def before_get_docs_explode(state): + if state != 'before get_docs': + return + raise errors.U1DBError("fail") + self.set_trace_hook(before_get_docs_explode) + # suppress traceback printing in the wsgiref server + #self.patch(simple_server.ServerHandler, + # 'log_exception', lambda h, exc_info: None) + doc = self.db.create_doc_from_json(tests.simple_doc) + self.assertTransactionLog([doc.doc_id], self.db) + with self.assertRaises((errors.U1DBError, errors.BrokenSyncStream)): + yield self.st.sync_exchange( + [], 'other-replica', + last_known_generation=0, last_known_trans_id=None, + insert_doc_cb=self.receive_doc) + + @defer.inlineCallbacks + def test_sync_exchange_doc_ids(self): + sync_exchange_doc_ids = getattr(self.st, 'sync_exchange_doc_ids', None) + if sync_exchange_doc_ids is None: + self.skipTest("sync_exchange_doc_ids not implemented") + db2 = self.create_database('test2') + doc = db2.create_doc_from_json(tests.simple_doc) + new_gen, trans_id = sync_exchange_doc_ids( + db2, [(doc.doc_id, 10, 'T-sid')], 0, None, + insert_doc_cb=self.receive_doc) + self.assertGetDoc(self.db, doc.doc_id, doc.rev, tests.simple_doc, False) + self.assertTransactionLog([doc.doc_id], self.db) + last_trans_id = self.getLastTransId(self.db) + self.assertEqual(([], 1, last_trans_id), + (self.other_changes, new_gen, trans_id)) + self.assertEqual(10, self.st.get_sync_info(db2._replica_uid)[3]) + + @defer.inlineCallbacks + def test__set_trace_hook(self): + called = [] + + def cb(state): + called.append(state) + + self.set_trace_hook(cb) + yield self.st.sync_exchange([], 'replica', 0, None, self.receive_doc) + yield self.st.record_sync_info('replica', 0, 'T-sid') + self.assertEqual(['before whats_changed', + 'after whats_changed', + 'before get_docs', + 'record_sync_info', + ], + called) + + @defer.inlineCallbacks + def test__set_trace_hook_shallow(self): + if (self.st._set_trace_hook_shallow == self.st._set_trace_hook or + self.st._set_trace_hook_shallow.im_func == + SoledadHTTPSyncTarget._set_trace_hook_shallow.im_func): + # shallow same as full + expected = ['before whats_changed', + 'after whats_changed', + 'before get_docs', + 'record_sync_info', + ] + else: + expected = ['sync_exchange', 'record_sync_info'] + + called = [] + + def cb(state): + called.append(state) + + self.set_trace_hook(cb, shallow=True) + self.st.sync_exchange([], 'replica', 0, None, self.receive_doc) + self.st.record_sync_info('replica', 0, 'T-sid') + self.assertEqual(expected, called) |