the-other-tim-brown commented on code in PR #17632: URL: https://github.com/apache/hudi/pull/17632#discussion_r2644376225
########## hudi-spark-datasource/hudi-spark/src/test/java/org/apache/hudi/io/storage/TestHoodieSparkLanceReader.java: ########## @@ -0,0 +1,513 @@ +/* + * 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 org.apache.hudi.io.storage; + +import org.apache.hudi.client.SparkTaskContextSupplier; +import org.apache.hudi.common.model.HoodieKey; +import org.apache.hudi.common.model.HoodieRecord; +import org.apache.hudi.common.testutils.HoodieTestUtils; +import org.apache.hudi.common.util.collection.ClosableIterator; +import org.apache.hudi.common.util.collection.Pair; +import org.apache.hudi.storage.HoodieStorage; +import org.apache.hudi.storage.StoragePath; +import org.apache.spark.sql.catalyst.InternalRow; +import org.apache.spark.sql.catalyst.expressions.GenericInternalRow; +import org.apache.spark.sql.catalyst.expressions.UnsafeRow; +import org.apache.spark.sql.types.DataTypes; +import org.apache.spark.sql.types.StructType; +import org.apache.spark.unsafe.types.UTF8String; +import org.junit.jupiter.api.AfterEach; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.io.TempDir; + +import java.io.File; +import java.io.IOException; +import java.util.ArrayList; +import java.util.Collections; +import java.util.HashSet; +import java.util.List; +import java.util.Set; + +import static org.apache.hudi.io.storage.LanceTestUtils.createRow; +import static org.apache.hudi.io.storage.LanceTestUtils.createRowWithMetaFields; +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertFalse; +import static org.junit.jupiter.api.Assertions.assertNotNull; +import static org.junit.jupiter.api.Assertions.assertTrue; + +/** + * Tests for {@link HoodieSparkLanceReader}. + */ +public class TestHoodieSparkLanceReader { + + @TempDir + File tempDir; + + private HoodieStorage storage; + private SparkTaskContextSupplier taskContextSupplier; + private String instantTime; + + @BeforeEach + public void setUp() throws IOException { + storage = HoodieTestUtils.getStorage(tempDir.getAbsolutePath()); + taskContextSupplier = new SparkTaskContextSupplier(); + instantTime = "20251201120000000"; + } + + @AfterEach + public void tearDown() throws Exception { + if (storage != null) { + storage.close(); + } + } + + @Test + public void testReadPrimitiveTypes() throws Exception { + // Create schema with primitive types + StructType schema = new StructType() + .add("id", DataTypes.IntegerType, false) + .add("name", DataTypes.StringType, true) + .add("age", DataTypes.LongType, true) + .add("score", DataTypes.DoubleType, true) + .add("active", DataTypes.BooleanType, true); + + // Create test data + List<InternalRow> expectedRows = new ArrayList<>(); + expectedRows.add(createRow(1, "Alice", 30L, 95.5, true)); + expectedRows.add(createRow(2, "Bob", 25L, 87.3, false)); + expectedRows.add(createRow(3, "Charlie", 35L, 92.1, true)); + + // Write and read back + StoragePath path = new StoragePath(tempDir.getAbsolutePath() + "/test_primitives.lance"); + try (HoodieSparkLanceReader reader = writeAndCreateReader(path, schema, expectedRows)) { + // Verify record count + assertEquals(expectedRows.size(), reader.getTotalRecords(), "Record count should match"); + + // Verify schema + assertNotNull(reader.getSchema(), "Schema should not be null"); + + // Read all records + List<InternalRow> actualRows = readAllRows(reader); + + // Verify record count + assertEquals(expectedRows.size(), actualRows.size(), "Should read same number of records"); + + // Verify each record + for (int i = 0; i < expectedRows.size(); i++) { + InternalRow expected = expectedRows.get(i); + InternalRow actual = actualRows.get(i); + + assertEquals(expected.getInt(0), actual.getInt(0), "id field should match"); Review Comment: If we can convert the unsafe row to the GenericInternalRow I think that will make it a lot easier as we add more types or extend these tests in the future. If that's not possible, then this is fine -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
