forked from D-Net/dnet-hadoop
350 lines
14 KiB
Java
350 lines
14 KiB
Java
package eu.dnetlib.dhp.actionmanager.promote;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertThrows;
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import eu.dnetlib.dhp.common.FunctionalInterfaceSupport.SerializableSupplier;
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import eu.dnetlib.dhp.schema.oaf.Oaf;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Objects;
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import java.util.function.BiFunction;
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import java.util.function.Function;
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import org.apache.spark.SparkConf;
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import org.apache.spark.sql.Dataset;
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import org.apache.spark.sql.Encoders;
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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.BeforeAll;
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import org.junit.jupiter.api.Nested;
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import org.junit.jupiter.api.Test;
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public class PromoteActionPayloadFunctionsTest {
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private static SparkSession spark;
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@BeforeAll
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public static void beforeAll() {
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SparkConf conf = new SparkConf();
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conf.setMaster("local");
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conf.setAppName(PromoteActionPayloadFunctionsTest.class.getSimpleName());
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conf.set("spark.driver.host", "localhost");
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spark = SparkSession.builder().config(conf).getOrCreate();
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}
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@AfterAll
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public static void afterAll() {
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spark.stop();
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}
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@Nested
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class JoinTableWithActionPayloadAndMerge {
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@Test
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public void shouldThrowWhenTableTypeIsNotSubtypeOfActionPayloadType() {
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// given
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class OafImpl extends Oaf {}
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// when
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assertThrows(
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RuntimeException.class,
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() ->
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PromoteActionPayloadFunctions.joinGraphTableWithActionPayloadAndMerge(
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null,
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null,
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null,
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null,
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null,
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OafImplSubSub.class,
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OafImpl.class));
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}
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@Test
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public void shouldRunProperlyWhenActionPayloadTypeAndTableTypeAreTheSame() {
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// given
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String id0 = "id0";
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String id1 = "id1";
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String id2 = "id2";
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String id3 = "id3";
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String id4 = "id4";
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List<OafImplSubSub> rowData =
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Arrays.asList(
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createOafImplSubSub(id0),
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createOafImplSubSub(id1),
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createOafImplSubSub(id2),
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createOafImplSubSub(id3));
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Dataset<OafImplSubSub> rowDS =
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spark.createDataset(rowData, Encoders.bean(OafImplSubSub.class));
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List<OafImplSubSub> actionPayloadData =
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Arrays.asList(
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createOafImplSubSub(id1),
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createOafImplSubSub(id2),
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createOafImplSubSub(id2),
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createOafImplSubSub(id3),
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createOafImplSubSub(id3),
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createOafImplSubSub(id3),
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createOafImplSubSub(id4),
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createOafImplSubSub(id4),
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createOafImplSubSub(id4),
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createOafImplSubSub(id4));
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Dataset<OafImplSubSub> actionPayloadDS =
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spark.createDataset(actionPayloadData, Encoders.bean(OafImplSubSub.class));
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SerializableSupplier<Function<OafImplSubSub, String>> rowIdFn =
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() -> OafImplRoot::getId;
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SerializableSupplier<Function<OafImplSubSub, String>> actionPayloadIdFn =
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() -> OafImplRoot::getId;
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SerializableSupplier<BiFunction<OafImplSubSub, OafImplSubSub, OafImplSubSub>>
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mergeAndGetFn =
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() ->
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(x, y) -> {
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x.merge(y);
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return x;
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};
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// when
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List<OafImplSubSub> results =
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PromoteActionPayloadFunctions.joinGraphTableWithActionPayloadAndMerge(
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rowDS,
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actionPayloadDS,
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rowIdFn,
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actionPayloadIdFn,
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mergeAndGetFn,
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OafImplSubSub.class,
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OafImplSubSub.class)
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.collectAsList();
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// then
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assertEquals(11, results.size());
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assertEquals(1, results.stream().filter(x -> x.getId().equals(id0)).count());
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assertEquals(1, results.stream().filter(x -> x.getId().equals(id1)).count());
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assertEquals(2, results.stream().filter(x -> x.getId().equals(id2)).count());
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assertEquals(3, results.stream().filter(x -> x.getId().equals(id3)).count());
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assertEquals(4, results.stream().filter(x -> x.getId().equals(id4)).count());
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results.forEach(
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result -> {
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switch (result.getId()) {
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case "id0":
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assertEquals(1, result.getMerged());
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break;
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case "id1":
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case "id2":
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case "id3":
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assertEquals(2, result.getMerged());
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break;
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case "id4":
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assertEquals(1, result.getMerged());
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break;
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default:
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throw new RuntimeException();
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}
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});
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}
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@Test
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public void shouldRunProperlyWhenActionPayloadTypeIsSuperTypeOfTableType() {
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// given
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String id0 = "id0";
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String id1 = "id1";
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String id2 = "id2";
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String id3 = "id3";
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String id4 = "id4";
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List<OafImplSubSub> rowData =
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Arrays.asList(
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createOafImplSubSub(id0),
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createOafImplSubSub(id1),
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createOafImplSubSub(id2),
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createOafImplSubSub(id3));
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Dataset<OafImplSubSub> rowDS =
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spark.createDataset(rowData, Encoders.bean(OafImplSubSub.class));
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List<OafImplSub> actionPayloadData =
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Arrays.asList(
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createOafImplSub(id1),
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createOafImplSub(id2),
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createOafImplSub(id2),
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createOafImplSub(id3),
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createOafImplSub(id3),
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createOafImplSub(id3),
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createOafImplSub(id4),
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createOafImplSub(id4),
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createOafImplSub(id4),
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createOafImplSub(id4));
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Dataset<OafImplSub> actionPayloadDS =
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spark.createDataset(actionPayloadData, Encoders.bean(OafImplSub.class));
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SerializableSupplier<Function<OafImplSubSub, String>> rowIdFn =
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() -> OafImplRoot::getId;
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SerializableSupplier<Function<OafImplSub, String>> actionPayloadIdFn =
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() -> OafImplRoot::getId;
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SerializableSupplier<BiFunction<OafImplSubSub, OafImplSub, OafImplSubSub>>
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mergeAndGetFn =
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() ->
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(x, y) -> {
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x.merge(y);
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return x;
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};
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// when
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List<OafImplSubSub> results =
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PromoteActionPayloadFunctions.joinGraphTableWithActionPayloadAndMerge(
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rowDS,
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actionPayloadDS,
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rowIdFn,
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actionPayloadIdFn,
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mergeAndGetFn,
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OafImplSubSub.class,
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OafImplSub.class)
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.collectAsList();
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// then
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assertEquals(7, results.size());
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assertEquals(1, results.stream().filter(x -> x.getId().equals(id0)).count());
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assertEquals(1, results.stream().filter(x -> x.getId().equals(id1)).count());
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assertEquals(2, results.stream().filter(x -> x.getId().equals(id2)).count());
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assertEquals(3, results.stream().filter(x -> x.getId().equals(id3)).count());
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assertEquals(0, results.stream().filter(x -> x.getId().equals(id4)).count());
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results.forEach(
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result -> {
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switch (result.getId()) {
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case "id0":
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assertEquals(1, result.getMerged());
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break;
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case "id1":
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case "id2":
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case "id3":
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assertEquals(2, result.getMerged());
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break;
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default:
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throw new RuntimeException();
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}
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});
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}
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}
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@Nested
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class GroupTableByIdAndMerge {
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@Test
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public void shouldRunProperly() {
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// given
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String id1 = "id1";
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String id2 = "id2";
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String id3 = "id3";
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List<OafImplSubSub> rowData =
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Arrays.asList(
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createOafImplSubSub(id1),
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createOafImplSubSub(id2),
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createOafImplSubSub(id2),
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createOafImplSubSub(id3),
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createOafImplSubSub(id3),
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createOafImplSubSub(id3));
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Dataset<OafImplSubSub> rowDS =
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spark.createDataset(rowData, Encoders.bean(OafImplSubSub.class));
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SerializableSupplier<Function<OafImplSubSub, String>> rowIdFn =
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() -> OafImplRoot::getId;
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SerializableSupplier<BiFunction<OafImplSubSub, OafImplSubSub, OafImplSubSub>>
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mergeAndGetFn =
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() ->
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(x, y) -> {
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x.merge(y);
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return x;
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};
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SerializableSupplier<OafImplSubSub> zeroFn = OafImplSubSub::new;
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SerializableSupplier<Function<OafImplSubSub, Boolean>> isNotZeroFn =
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() -> x -> Objects.nonNull(x.getId());
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// when
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List<OafImplSubSub> results =
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PromoteActionPayloadFunctions.groupGraphTableByIdAndMerge(
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rowDS,
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rowIdFn,
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mergeAndGetFn,
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zeroFn,
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isNotZeroFn,
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OafImplSubSub.class)
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.collectAsList();
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// then
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assertEquals(3, results.size());
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assertEquals(1, results.stream().filter(x -> x.getId().equals(id1)).count());
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assertEquals(1, results.stream().filter(x -> x.getId().equals(id2)).count());
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assertEquals(1, results.stream().filter(x -> x.getId().equals(id3)).count());
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results.forEach(
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result -> {
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switch (result.getId()) {
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case "id1":
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assertEquals(1, result.getMerged());
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break;
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case "id2":
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assertEquals(2, result.getMerged());
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break;
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case "id3":
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assertEquals(3, result.getMerged());
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break;
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default:
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throw new RuntimeException();
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}
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});
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}
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}
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public static class OafImplRoot extends Oaf {
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private String id;
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private int merged = 1;
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public void merge(OafImplRoot e) {
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merged += e.merged;
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}
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public String getId() {
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return id;
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}
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public void setId(String id) {
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this.id = id;
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}
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public int getMerged() {
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return merged;
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}
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public void setMerged(int merged) {
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this.merged = merged;
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}
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}
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public static class OafImplSub extends OafImplRoot {
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@Override
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public void merge(OafImplRoot e) {
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super.merge(e);
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}
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}
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private static OafImplSub createOafImplSub(String id) {
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OafImplSub x = new OafImplSub();
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x.setId(id);
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return x;
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}
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public static class OafImplSubSub extends OafImplSub {
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@Override
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public void merge(OafImplRoot e) {
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super.merge(e);
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}
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}
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private static OafImplSubSub createOafImplSubSub(String id) {
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OafImplSubSub x = new OafImplSubSub();
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x.setId(id);
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return x;
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}
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}
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