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added unit tests for the assignments repository
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...java/com/intuit/wasabi/repository/impl/cassandra/CassandraAssignmentsRepositoryTest3.java
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| /******************************************************************************* | ||
| * Copyright 2016 Intuit | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| *******************************************************************************/ | ||
| package com.intuit.wasabi.repository.impl.cassandra; | ||
|
|
||
| import com.intuit.wasabi.cassandra.CassandraDriver; | ||
| import com.intuit.wasabi.eventlog.EventLog; | ||
| import com.intuit.wasabi.experimentobjects.Experiment; | ||
| import com.intuit.wasabi.repository.AssignmentsRepository; | ||
| import com.intuit.wasabi.repository.ExperimentRepository; | ||
| import com.intuit.wasabi.repository.RepositoryException; | ||
| import com.netflix.astyanax.Keyspace; | ||
| import com.netflix.astyanax.connectionpool.OperationResult; | ||
| import com.netflix.astyanax.connectionpool.exceptions.ConnectionException; | ||
| import com.netflix.astyanax.connectionpool.exceptions.OperationException; | ||
| import com.netflix.astyanax.model.ColumnList; | ||
| import com.netflix.astyanax.model.CqlResult; | ||
| import com.netflix.astyanax.model.Row; | ||
| import com.netflix.astyanax.model.Rows; | ||
| import com.netflix.astyanax.query.ColumnFamilyQuery; | ||
| import com.netflix.astyanax.query.CqlQuery; | ||
| import com.netflix.astyanax.query.PreparedCqlQuery; | ||
| import org.junit.Assert; | ||
| import org.junit.Before; | ||
| import org.junit.Test; | ||
| import org.junit.runner.RunWith; | ||
| import org.mockito.Mock; | ||
| import org.mockito.Mockito; | ||
| import org.mockito.runners.MockitoJUnitRunner; | ||
|
|
||
| import java.io.IOException; | ||
| import java.time.Instant; | ||
| import java.time.OffsetDateTime; | ||
| import java.time.ZoneOffset; | ||
| import java.util.ArrayList; | ||
| import java.util.Arrays; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
|
|
||
| import static org.mockito.Matchers.any; | ||
| import static org.mockito.Matchers.anyString; | ||
| import static org.mockito.Mockito.doAnswer; | ||
| import static org.mockito.Mockito.doReturn; | ||
| import static org.mockito.Mockito.doThrow; | ||
| import static org.mockito.Mockito.times; | ||
| import static org.mockito.Mockito.verify; | ||
|
|
||
| /** | ||
| * Tests for {@link CassandraAssignmentsRepository}. | ||
| */ | ||
| @RunWith(MockitoJUnitRunner.class) | ||
| public class CassandraAssignmentsRepositoryTest3 { | ||
| @Mock | ||
| private PreparedCqlQuery<?, ?> preparedCqlQuery; | ||
| @Mock | ||
| private CassandraAssignmentsRepository defaultCassandraAssignmentsRepository; | ||
| @Mock | ||
| private Rows<?, ?> rows; | ||
|
|
||
| @Before | ||
| public void setup() throws ConnectionException, IOException { | ||
| CassandraDriver cassandraDriver = Mockito.mock(CassandraDriver.class); | ||
| defaultCassandraAssignmentsRepository = new CassandraAssignmentsRepository( | ||
| Mockito.mock(CassandraExperimentRepository.class), | ||
| Mockito.mock(ExperimentRepository.class), | ||
| Mockito.mock(AssignmentsRepository.class), | ||
| cassandraDriver, | ||
| Mockito.mock(ExperimentsKeyspace.class), | ||
| Mockito.mock(EventLog.class), | ||
| 5, true, true, true, true, "yyyy-mm-dd"); | ||
| Keyspace keyspace = Mockito.mock(Keyspace.class); | ||
| doReturn(keyspace).when(cassandraDriver).getKeyspace(); | ||
|
|
||
| ColumnFamilyQuery<?, ?> columnFamilyQuery = Mockito.mock(ColumnFamilyQuery.class); | ||
| doReturn(columnFamilyQuery).when(keyspace).prepareQuery(any()); | ||
|
|
||
| CqlQuery cqlQuery = Mockito.mock(CqlQuery.class); | ||
| doReturn(cqlQuery).when(columnFamilyQuery).withCql(anyString()); | ||
| doReturn(cqlQuery).when(cqlQuery).useCompression(); | ||
| doReturn(preparedCqlQuery).when(cqlQuery).asPreparedStatement(); | ||
| doThrow(new IllegalStateException("You should always use asPreparedStatement()!")).when(cqlQuery).execute(); | ||
|
|
||
| doReturn(preparedCqlQuery).when(preparedCqlQuery).withBooleanValue(any()); | ||
| doReturn(preparedCqlQuery).when(preparedCqlQuery).withByteBufferValue(any(), any()); | ||
| doReturn(preparedCqlQuery).when(preparedCqlQuery).withDoubleValue(any()); | ||
| doReturn(preparedCqlQuery).when(preparedCqlQuery).withFloatValue(any()); | ||
| doReturn(preparedCqlQuery).when(preparedCqlQuery).withIntegerValue(any()); | ||
| doReturn(preparedCqlQuery).when(preparedCqlQuery).withLongValue(any()); | ||
| doReturn(preparedCqlQuery).when(preparedCqlQuery).withShortValue(any()); | ||
| doReturn(preparedCqlQuery).when(preparedCqlQuery).withStringValue(any()); | ||
| doReturn(preparedCqlQuery).when(preparedCqlQuery).withUUIDValue(any()); | ||
| doReturn(preparedCqlQuery).when(preparedCqlQuery).withValue(any()); | ||
| doReturn(preparedCqlQuery).when(preparedCqlQuery).withValues(any()); | ||
|
|
||
| OperationResult<?> operationResult = Mockito.mock(OperationResult.class); | ||
| doReturn(operationResult).when(preparedCqlQuery).execute(); | ||
|
|
||
| CqlResult<?, ?> cqlResult = Mockito.mock(CqlResult.class); | ||
| doReturn(cqlResult).when(operationResult).getResult(); | ||
| doReturn(rows).when(cqlResult).getRows(); | ||
| } | ||
|
|
||
| /** | ||
| * Sets up the {@link PreparedCqlQuery} to throw on {@link PreparedCqlQuery#execute()} | ||
| */ | ||
| private void doThrowOnExecute() { | ||
| try { | ||
| doThrow(new OperationException("A ConnectionException for unit tests.")).when(preparedCqlQuery).execute(); | ||
| } catch (ConnectionException exception) { | ||
| Assert.fail(String.format("Something with the exception mocking is wrong, check doThrowOnExecute().\n" + | ||
| "Error was: %s", exception.getMessage())); | ||
| } | ||
| } | ||
|
|
||
| @Test | ||
| public void testInsertExperimentBucketAssignment() throws ConnectionException { | ||
| defaultCassandraAssignmentsRepository.insertExperimentBucketAssignment(Experiment.ID.newInstance(), Instant.now(), true); | ||
| defaultCassandraAssignmentsRepository.insertExperimentBucketAssignment(Experiment.ID.newInstance(), Instant.now(), false); | ||
|
|
||
| doThrowOnExecute(); | ||
| defaultCassandraAssignmentsRepository.insertExperimentBucketAssignment(Experiment.ID.newInstance(), Instant.now(), true); | ||
| defaultCassandraAssignmentsRepository.insertExperimentBucketAssignment(Experiment.ID.newInstance(), Instant.now(), false); | ||
|
|
||
| verify(preparedCqlQuery, times(4)).execute(); | ||
| } | ||
|
|
||
| @Test | ||
| public void testGetExperimentBucketAssignmentRatioPerDay() { | ||
| // Objects to probe on | ||
| Experiment.ID experimentID = Experiment.ID.newInstance(); | ||
| OffsetDateTime fromDate = OffsetDateTime.of(2016, 9, 25, 0, 0, 0, 0, ZoneOffset.UTC); | ||
| OffsetDateTime toDate = fromDate.plusDays(3); | ||
|
|
||
| // Mock setup | ||
| List<Row<Experiment.ID, String>> rowList = new ArrayList<>(); | ||
| for (int i = 0; i < 100; ++i) { | ||
| @SuppressWarnings("unchecked") | ||
| Row<Experiment.ID, String> row = Mockito.mock(Row.class); | ||
| @SuppressWarnings("unchecked") | ||
| ColumnList<String> columnList = Mockito.mock(ColumnList.class); | ||
|
|
||
| doReturn(columnList).when(row).getColumns(); | ||
| doReturn(i < 50).when(columnList).getBooleanValue("bucket_assignment", true); | ||
| doReturn(i < 50).when(columnList).getBooleanValue("bucket_assignment", false); | ||
|
|
||
| rowList.add(row); | ||
| } | ||
| doAnswer(invocation -> rowList.iterator()).when(rows).iterator(); | ||
|
|
||
| // Success test | ||
| Map<OffsetDateTime, Double> result = defaultCassandraAssignmentsRepository.getExperimentBucketAssignmentRatioPerDay(experimentID, fromDate, toDate); | ||
|
|
||
| Assert.assertEquals("Result should contain four elements.", 4, result.size()); | ||
| Assert.assertTrue("Result should contain the correct days.", | ||
| result.keySet().containsAll(Arrays.asList( | ||
| fromDate, fromDate.plusDays(1), fromDate.plusDays(2), fromDate.plusDays(3) | ||
| ))); | ||
| result.values().forEach(System.out::println); | ||
| Assert.assertTrue("Result should always have 0.5 as the result Double.", | ||
| result.values().stream().allMatch(d -> d.equals(0.5)) | ||
| ); | ||
|
|
||
| // Throw test | ||
| doThrowOnExecute(); | ||
| try { | ||
| defaultCassandraAssignmentsRepository.getExperimentBucketAssignmentRatioPerDay(experimentID, fromDate, toDate); | ||
| Assert.fail("Should throw RepositoryException on failure."); | ||
| } catch (RepositoryException ignored) { | ||
| } | ||
| } | ||
| } |