forked from D-Net/dnet-hadoop
84 lines
2.9 KiB
Java
84 lines
2.9 KiB
Java
package eu.dnetlib.dhp.oa.graph;
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import eu.dnetlib.dhp.schema.common.ModelSupport;
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import org.apache.commons.io.FileUtils;
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import org.apache.commons.lang3.RandomStringUtils;
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import org.apache.spark.SparkConf;
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import org.apache.spark.sql.SparkSession;
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import org.junit.jupiter.api.AfterAll;
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import org.junit.jupiter.api.Assertions;
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import org.junit.jupiter.api.BeforeAll;
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import org.junit.jupiter.api.Test;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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public class GraphHiveImporterJobTest {
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private static final Logger log = LoggerFactory.getLogger(GraphHiveImporterJobTest.class);
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public static final String JDBC_DERBY_TEMPLATE = "jdbc:derby:;databaseName=%s/junit_metastore_db;create=true";
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private static SparkSession spark;
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private static Path workingDir;
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private static String dbName;
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@BeforeAll
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public static void beforeAll() throws IOException {
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workingDir = Files.createTempDirectory(GraphHiveImporterJobTest.class.getSimpleName());
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log.info("using work dir {}", workingDir);
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dbName = RandomStringUtils.randomAlphabetic(5);
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log.info("using DB name {}", "test_" + dbName);
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SparkConf conf = new SparkConf();
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conf.setAppName(GraphHiveImporterJobTest.class.getSimpleName());
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conf.setMaster("local[*]");
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conf.set("spark.driver.host", "localhost");
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conf.set("hive.metastore.local", "true");
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conf.set("spark.ui.enabled", "false");
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conf.set("spark.sql.warehouse.dir", workingDir.toString());
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conf.set("hive.metastore.warehouse.dir", workingDir.resolve("warehouse").toString());
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conf.set("javax.jdo.option.ConnectionURL", String.format(JDBC_DERBY_TEMPLATE, workingDir.resolve("warehouse").toString()));
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spark = SparkSession
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.builder()
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.appName(GraphHiveImporterJobTest.class.getSimpleName())
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.config(conf)
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.enableHiveSupport()
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.getOrCreate();
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}
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@AfterAll
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public static void afterAll() throws IOException {
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FileUtils.deleteDirectory(workingDir.toFile());
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spark.stop();
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}
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@Test
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public void testImportGraphAsHiveDB() throws Exception {
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GraphHiveImporterJob.main(new String[]{
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"-isSparkSessionManaged", Boolean.FALSE.toString(),
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"-inputPath", getClass().getResource("/eu/dnetlib/dhp/oa/graph/sample").getPath(),
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"-hiveMetastoreUris", "",
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"-hiveDbName", dbName
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});
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ModelSupport.oafTypes.forEach((name, clazz) -> {
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long count = spark.read().table(dbName + "." + name).count();
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int expected = name.equals("relation") ? 100 : 10;
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Assertions.assertEquals(expected, count, String.format("%s should be %s", name, expected));
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});
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}
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}
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