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Commit3b8577b

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add docker-based tests with two nodes, stub for major/referee tests
1 parent1fa4fee commit3b8577b

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3 files changed

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3 files changed

+170
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lines changed

‎tests2/lib/test_helper.py

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importunittest
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importtime
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importdatetime
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TEST_WARMING_TIME=5
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TEST_DURATION=10
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TEST_RECOVERY_TIME=30
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TEST_SETUP_TIME=20
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TEST_STOP_DELAY=5
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classTestHelper(object):
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defassertIsolation(self,aggs):
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isolated=True
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forconn_id,agginenumerate(aggs):
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isolated=isolatedandagg['sumtotal']['isolation']==0
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ifnotisolated:
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raiseAssertionError('Isolation failure')
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defassertCommits(self,aggs):
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commits=True
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forconn_id,agginenumerate(aggs):
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commits=commitsand'commit'inagg['transfer']['finish']
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ifnotcommits:
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print('No commits during aggregation interval')
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time.sleep(100000)
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raiseAssertionError('No commits during aggregation interval')
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defassertNoCommits(self,aggs):
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commits=True
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forconn_id,agginenumerate(aggs):
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commits=commitsand'commit'inagg['transfer']['finish']
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ifcommits:
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raiseAssertionError('There are commits during aggregation interval')
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defperformFailure(self,failure):
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time.sleep(TEST_WARMING_TIME)
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print('Simulate failure at ',datetime.datetime.utcnow())
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failure.start()
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self.client.clean_aggregates()
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print('Started failure at ',datetime.datetime.utcnow())
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time.sleep(TEST_DURATION)
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print('Getting aggs at ',datetime.datetime.utcnow())
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aggs_failure=self.client.get_aggregates()
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failure.stop()
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print('Eliminate failure at ',datetime.datetime.utcnow())
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self.client.clean_aggregates()
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time.sleep(TEST_RECOVERY_TIME)
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aggs=self.client.get_aggregates()
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return (aggs_failure,aggs)

‎tests2/support/two_nodes.yml

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version:'2'
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services:
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node1:
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container_name:node1
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build:../..
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privileged:true
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ulimits:
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core:14294967296
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environment:
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POSTGRES_USER:'pg'
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POSTGRES_DB:'regression'
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NODE_ID:1
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CONNSTRS:>-
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dbname=regression user=pg host=node1,
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dbname=regression user=pg host=node2
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ports:
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-"15432:5432"
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node2:
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container_name:node2
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build:../..
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privileged:true
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ulimits:
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core:14294967296
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environment:
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POSTGRES_USER:'pg'
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POSTGRES_DB:'regression'
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NODE_ID:2
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CONNSTRS:>-
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dbname=regression user=pg host=node1,
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dbname=regression user=pg host=node2
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ports:
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-"15433:5432"

‎tests2/test_major.py

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#
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# Based on Aphyr's test for CockroachDB.
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#
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importunittest
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importtime
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importsubprocess
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importdatetime
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importdocker
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importwarnings
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fromlib.bank_clientimportMtmClient
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fromlib.failure_injectorimport*
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fromlib.test_helperimport*
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classMajorTest(unittest.TestCase,TestHelper):
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@classmethod
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defsetUpClass(cls):
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subprocess.check_call(['docker-compose',
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'-f','support/two_nodes.yml',
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'up',
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'--force-recreate',
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'--build',
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'-d'])
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# XXX: add normal wait here
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time.sleep(TEST_SETUP_TIME)
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cls.client=MtmClient([
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"dbname=regression user=postgres host=127.0.0.1 port=15432",
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"dbname=regression user=postgres host=127.0.0.1 port=15433"
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],n_accounts=1000)
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cls.client.bgrun()
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@classmethod
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deftearDownClass(cls):
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print('tearDown')
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cls.client.stop()
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time.sleep(TEST_STOP_DELAY)
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ifnotcls.client.is_data_identic():
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raiseAssertionError('Different data on nodes')
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ifcls.client.no_prepared_tx()!=0:
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raiseAssertionError('There are some uncommitted tx')
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# XXX: check nodes data identity here
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# subprocess.check_call(['docker-compose','down'])
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defsetUp(self):
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warnings.simplefilter("ignore",ResourceWarning)
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time.sleep(20)
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print('Start new test at ',datetime.datetime.utcnow())
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deftearDown(self):
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print('Finish test at ',datetime.datetime.utcnow())
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deftest_node_partition(self):
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print('### test_node_partition ###')
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aggs_failure,aggs=self.performFailure(SingleNodePartition('node2'))
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self.assertNoCommits(aggs_failure)
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self.assertIsolation(aggs_failure)
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self.assertCommits(aggs)
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self.assertIsolation(aggs)
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if__name__=='__main__':
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unittest.main()
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