Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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 gobblin.runtime; import java.io.IOException; import java.util.Map; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.fs.FileSystem; import org.apache.hadoop.fs.Path; import org.testng.Assert; import org.testng.annotations.AfterClass; import org.testng.annotations.BeforeClass; import org.testng.annotations.Test; import gobblin.configuration.ConfigurationKeys; import gobblin.configuration.WorkUnitState; import gobblin.metastore.FsStateStore; import gobblin.metastore.StateStore; /** * Unit tests for {@link FsDatasetStateStore}. * * @author Yinan Li */ @Test(groups = { "gobblin.runtime" }) public class FsDatasetStateStoreTest { private static final String TEST_JOB_NAME = "TestJob"; private static final String TEST_JOB_ID = "TestJob1"; private static final String TEST_TASK_ID_PREFIX = "TestTask-"; private static final String TEST_DATASET_URN = "TestDataset"; private StateStore<JobState> fsJobStateStore; private FsDatasetStateStore fsDatasetStateStore; private long startTime = System.currentTimeMillis(); @BeforeClass public void setUp() throws IOException { this.fsJobStateStore = new FsStateStore<>(ConfigurationKeys.LOCAL_FS_URI, FsDatasetStateStoreTest.class.getSimpleName(), JobState.class); this.fsDatasetStateStore = new FsDatasetStateStore(ConfigurationKeys.LOCAL_FS_URI, FsDatasetStateStoreTest.class.getSimpleName()); // clear data that may have been left behind by a prior test run this.fsDatasetStateStore.delete(TEST_JOB_NAME); } @Test public void testPersistJobState() throws IOException { JobState jobState = new JobState(TEST_JOB_NAME, TEST_JOB_ID); jobState.setId(TEST_JOB_ID); jobState.setProp("foo", "bar"); jobState.setState(JobState.RunningState.COMMITTED); jobState.setStartTime(this.startTime); jobState.setEndTime(this.startTime + 1000); jobState.setDuration(1000); for (int i = 0; i < 3; i++) { TaskState taskState = new TaskState(); taskState.setJobId(TEST_JOB_ID); taskState.setTaskId(TEST_TASK_ID_PREFIX + i); taskState.setId(TEST_TASK_ID_PREFIX + i); taskState.setWorkingState(WorkUnitState.WorkingState.COMMITTED); jobState.addTaskState(taskState); } this.fsJobStateStore.put(TEST_JOB_NAME, FsDatasetStateStore.CURRENT_DATASET_STATE_FILE_SUFFIX + FsDatasetStateStore.DATASET_STATE_STORE_TABLE_SUFFIX, jobState); } @Test(dependsOnMethods = "testPersistJobState") public void testGetJobState() throws IOException { JobState jobState = this.fsDatasetStateStore.get(TEST_JOB_NAME, FsDatasetStateStore.CURRENT_DATASET_STATE_FILE_SUFFIX + FsDatasetStateStore.DATASET_STATE_STORE_TABLE_SUFFIX, TEST_JOB_ID); Assert.assertEquals(jobState.getJobName(), TEST_JOB_NAME); Assert.assertEquals(jobState.getJobId(), TEST_JOB_ID); Assert.assertEquals(jobState.getState(), JobState.RunningState.COMMITTED); Assert.assertEquals(jobState.getStartTime(), this.startTime); Assert.assertEquals(jobState.getEndTime(), this.startTime + 1000); Assert.assertEquals(jobState.getDuration(), 1000); Assert.assertEquals(jobState.getCompletedTasks(), 3); for (int i = 0; i < jobState.getCompletedTasks(); i++) { TaskState taskState = jobState.getTaskStates().get(i); Assert.assertEquals(taskState.getJobId(), TEST_JOB_ID); Assert.assertEquals(taskState.getTaskId(), TEST_TASK_ID_PREFIX + i); Assert.assertEquals(taskState.getId(), TEST_TASK_ID_PREFIX + i); Assert.assertEquals(taskState.getWorkingState(), WorkUnitState.WorkingState.COMMITTED); } } @Test(dependsOnMethods = "testGetJobState") public void testPersistDatasetState() throws IOException { JobState.DatasetState datasetState = new JobState.DatasetState(TEST_JOB_NAME, TEST_JOB_ID); datasetState.setDatasetUrn(TEST_DATASET_URN); datasetState.setState(JobState.RunningState.COMMITTED); datasetState.setId(TEST_DATASET_URN); datasetState.setStartTime(this.startTime); datasetState.setEndTime(this.startTime + 1000); datasetState.setDuration(1000); for (int i = 0; i < 3; i++) { TaskState taskState = new TaskState(); taskState.setJobId(TEST_JOB_ID); taskState.setTaskId(TEST_TASK_ID_PREFIX + i); taskState.setId(TEST_TASK_ID_PREFIX + i); taskState.setWorkingState(WorkUnitState.WorkingState.COMMITTED); datasetState.addTaskState(taskState); } this.fsDatasetStateStore.persistDatasetState(TEST_DATASET_URN, datasetState); } @Test(dependsOnMethods = "testPersistDatasetState") public void testGetDatasetState() throws IOException { JobState.DatasetState datasetState = this.fsDatasetStateStore.getLatestDatasetState(TEST_JOB_NAME, TEST_DATASET_URN); Assert.assertEquals(datasetState.getDatasetUrn(), TEST_DATASET_URN); Assert.assertEquals(datasetState.getJobName(), TEST_JOB_NAME); Assert.assertEquals(datasetState.getJobId(), TEST_JOB_ID); Assert.assertEquals(datasetState.getState(), JobState.RunningState.COMMITTED); Assert.assertEquals(datasetState.getStartTime(), this.startTime); Assert.assertEquals(datasetState.getEndTime(), this.startTime + 1000); Assert.assertEquals(datasetState.getDuration(), 1000); Assert.assertEquals(datasetState.getCompletedTasks(), 3); for (int i = 0; i < datasetState.getCompletedTasks(); i++) { TaskState taskState = datasetState.getTaskStates().get(i); Assert.assertEquals(taskState.getJobId(), TEST_JOB_ID); Assert.assertEquals(taskState.getTaskId(), TEST_TASK_ID_PREFIX + i); Assert.assertEquals(taskState.getId(), TEST_TASK_ID_PREFIX + i); Assert.assertEquals(taskState.getWorkingState(), WorkUnitState.WorkingState.COMMITTED); } } @Test(dependsOnMethods = "testGetDatasetState") public void testGetPreviousDatasetStatesByUrns() throws IOException { Map<String, JobState.DatasetState> datasetStatesByUrns = this.fsDatasetStateStore .getLatestDatasetStatesByUrns(TEST_JOB_NAME); Assert.assertEquals(datasetStatesByUrns.size(), 1); JobState.DatasetState datasetState = datasetStatesByUrns.get(TEST_DATASET_URN); Assert.assertEquals(datasetState.getDatasetUrn(), TEST_DATASET_URN); Assert.assertEquals(datasetState.getJobName(), TEST_JOB_NAME); Assert.assertEquals(datasetState.getJobId(), TEST_JOB_ID); Assert.assertEquals(datasetState.getState(), JobState.RunningState.COMMITTED); Assert.assertEquals(datasetState.getStartTime(), this.startTime); Assert.assertEquals(datasetState.getEndTime(), this.startTime + 1000); Assert.assertEquals(datasetState.getDuration(), 1000); } @AfterClass public void tearDown() throws IOException { FileSystem fs = FileSystem.getLocal(new Configuration(false)); Path rootDir = new Path(FsDatasetStateStoreTest.class.getSimpleName()); if (fs.exists(rootDir)) { fs.delete(rootDir, true); } } }