anoopj commented on code in PR #16958: URL: https://github.com/apache/iceberg/pull/16958#discussion_r3648952672
########## core/src/test/java/org/apache/iceberg/TestV4ManifestReader.java: ########## @@ -0,0 +1,909 @@ +/* + * 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.iceberg; + +import static org.apache.iceberg.types.Types.NestedField.optional; +import static org.assertj.core.api.Assertions.assertThat; +import static org.assertj.core.api.Assertions.assertThatThrownBy; + +import java.io.IOException; +import java.nio.ByteBuffer; +import java.nio.file.Path; +import java.util.List; +import java.util.Locale; +import java.util.Map; +import org.apache.iceberg.expressions.Expressions; +import org.apache.iceberg.inmemory.InMemoryOutputFile; +import org.apache.iceberg.io.FileAppender; +import org.apache.iceberg.io.FileIO; +import org.apache.iceberg.io.InputFile; +import org.apache.iceberg.io.OutputFile; +import org.apache.iceberg.metrics.DefaultMetricsContext; +import org.apache.iceberg.metrics.ScanMetrics; +import org.apache.iceberg.relocated.com.google.common.collect.ImmutableList; +import org.apache.iceberg.relocated.com.google.common.collect.ImmutableMap; +import org.apache.iceberg.relocated.com.google.common.collect.Lists; +import org.apache.iceberg.transforms.Transforms; +import org.apache.iceberg.types.Comparators; +import org.apache.iceberg.types.TypeUtil; +import org.apache.iceberg.types.Types; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.io.TempDir; +import org.junit.jupiter.params.ParameterizedTest; +import org.junit.jupiter.params.provider.FieldSource; + +public class TestV4ManifestReader { + private static final long SNAPSHOT_ID = 42L; + private static final int FORMAT_VERSION_V4 = 4; + private static final long RECORD_COUNT = 100L; + private static final long FILE_SIZE_IN_BYTES = 1024L; + private static final int SORT_ORDER_ID = 1; + private static final String DV_LOCATION = "s3://bucket/dv.puffin"; + private static final long DV_OFFSET = 100L; + private static final long DV_SIZE_IN_BYTES = 50L; + private static final long DV_CARDINALITY = 5L; + + private static final Schema TABLE_SCHEMA = + new Schema( + optional(1, "id", Types.IntegerType.get()), optional(2, "data", Types.StringType.get())); + private static final PartitionSpec SPEC = + PartitionSpec.builderFor(TABLE_SCHEMA).identity("id").build(); + private static final Types.StructType PARTITION_TYPE = SPEC.partitionType(); + private static final Types.StructType EMPTY_PARTITION = Types.StructType.of(); + private static final PartitionData EMPTY_PARTITION_DATA = new PartitionData(EMPTY_PARTITION); + private static final Map<Integer, PartitionSpec> PARTITIONED_SPECS = + ImmutableMap.of(SPEC.specId(), SPEC); + private static final Map<Integer, PartitionSpec> UNPARTITIONED_SPECS = + ImmutableMap.of(PartitionSpec.unpartitioned().specId(), PartitionSpec.unpartitioned()); + + private static final List<FileFormat> FORMATS = + ImmutableList.of(FileFormat.AVRO, FileFormat.PARQUET); + + // row_position is appended after the tracking schema fields by the reader + private static final int MANIFEST_POS_ORDINAL = Tracking.schema().fields().size(); + + @TempDir private Path tempDir; + + private final FileIO fileIO = new TestTables.LocalFileIO(); + + @ParameterizedTest + @FieldSource("FORMATS") + public void testRoundTrip(FileFormat format) throws IOException { + DeletionVector dv = deletionVector(DV_LOCATION, DV_OFFSET, DV_SIZE_IN_BYTES, DV_CARDINALITY); + + TrackedFile file = + new TrackedFileStruct( + addedTracking(), + FileContent.DATA, + FORMAT_VERSION_V4, + "s3://bucket/data/file.parquet", + FileFormat.PARQUET, + RECORD_COUNT, + FILE_SIZE_IN_BYTES, + SPEC.specId(), + partition(7), + null, + SORT_ORDER_ID, + dv, + null, + ByteBuffer.wrap(new byte[] {1, 2, 3}), + ImmutableList.of(50L, 100L), + null); + + InputFile manifest = writeManifest(format, PARTITION_TYPE, ImmutableList.of(file)); + + List<TrackedFile> read = read(manifest, PARTITIONED_SPECS); + assertThat(read).hasSize(1); + TrackedFile actual = read.get(0); + + // the reader fills row_position (manifestPos) and manifestLocation, which the written file + // does not have; mirror them on the expected file before comparing + TrackingStruct expectedTracking = (TrackingStruct) ((TrackedFileStruct) file).tracking(); + expectedTracking.set(MANIFEST_POS_ORDINAL, 0L); + expectedTracking.setManifestLocation(manifest.location()); + + Types.StructType readType = + TypeUtil.replaceFieldTypes( + TrackedFile.schema(PARTITION_TYPE, Types.StructType.of()), + ImmutableMap.of(TrackedFile.TRACKING.fieldId(), TrackingStruct.BASE_TYPE)) + .asStruct(); + assertThat(Comparators.forType(readType).compare((StructLike) file, (StructLike) actual)) + .isEqualTo(0); + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testEqualityDeleteRoundTrip(FileFormat format) throws IOException { + TrackedFile delete = + new TrackedFileStruct( + addedTracking(), + FileContent.EQUALITY_DELETES, + FORMAT_VERSION_V4, + "s3://bucket/eq-delete.parquet", + FileFormat.PARQUET, + RECORD_COUNT, + FILE_SIZE_IN_BYTES, + 0, + EMPTY_PARTITION_DATA, + null, + null, + null, + null, + null, + null, + ImmutableList.of(1, 2)); + + InputFile manifest = writeManifest(format, EMPTY_PARTITION, ImmutableList.of(delete)); + + TrackedFile actual = read(manifest, UNPARTITIONED_SPECS).get(0); + assertThat(actual.contentType()).isEqualTo(FileContent.EQUALITY_DELETES); + assertThat(actual.equalityIds()).containsExactly(1, 2); + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testStatusFiltering(FileFormat format) throws IOException { + List<TrackedFile> files = + ImmutableList.of( + fileWithStatus(EntryStatus.ADDED, "s3://bucket/added.parquet"), + fileWithStatus(EntryStatus.EXISTING, "s3://bucket/existing.parquet"), + fileWithStatus(EntryStatus.MODIFIED, "s3://bucket/modified.parquet"), + fileWithStatus(EntryStatus.DELETED, "s3://bucket/deleted.parquet"), + fileWithStatus(EntryStatus.REPLACED, "s3://bucket/replaced.parquet")); + + InputFile manifest = writeManifest(format, EMPTY_PARTITION, files); + + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS).build()) { + assertThat(reader) + .extracting(file -> file.tracking().status()) + .containsExactly(EntryStatus.ADDED, EntryStatus.EXISTING, EntryStatus.MODIFIED); + } + + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS).includeAll().build()) { + assertThat(reader) + .extracting(file -> file.tracking().status()) + .containsExactly( + EntryStatus.ADDED, + EntryStatus.EXISTING, + EntryStatus.MODIFIED, + EntryStatus.DELETED, + EntryStatus.REPLACED); + } + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testManifestLocationAndPosition(FileFormat format) throws IOException { + List<TrackedFile> files = + ImmutableList.of( + dataFile("s3://bucket/a.parquet", EMPTY_PARTITION_DATA), + dataFile("s3://bucket/b.parquet", EMPTY_PARTITION_DATA), + dataFile("s3://bucket/c.parquet", EMPTY_PARTITION_DATA)); + + InputFile manifest = writeManifest(format, EMPTY_PARTITION, files); + + List<TrackedFile> read = read(manifest, UNPARTITIONED_SPECS); + assertThat(read) + .allSatisfy( + file -> assertThat(file.tracking().manifestLocation()).isEqualTo(manifest.location())); + assertThat(read).extracting(file -> file.tracking().manifestPos()).containsExactly(0L, 1L, 2L); + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testProjectionRestrictsFields(FileFormat format) throws IOException { + TrackedFile file = dataFile("s3://bucket/file.parquet", EMPTY_PARTITION_DATA); + + InputFile manifest = writeManifest(format, EMPTY_PARTITION, ImmutableList.of(file)); + + Schema projection = new Schema(TrackedFile.LOCATION); + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS).project(projection).build()) { + TrackedFile actual = Lists.newArrayList(reader).get(0); + assertThat(actual.location()).isEqualTo(file.location()); + // tracking and content_type are always projected, even though the caller omitted them + assertThat(actual.tracking()).isNotNull(); + assertThat(actual.tracking().status()).isEqualTo(EntryStatus.ADDED); + assertThat(actual.contentType()).isEqualTo(FileContent.DATA); + // sort_order_id, file_format, spec_id, and record_count are null because they were not + // projected and no row filter forces them + assertThat(actual.sortOrderId()).isNull(); + assertThat(actual.fileFormat()).isNull(); + assertThat(actual.specId()).isNull(); + assertThat(actual.recordCount()).isEqualTo(-1L); + } + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testRowFilterForcesRecordCount(FileFormat format) throws IOException { + TrackedFile file = dataFile("s3://bucket/file.parquet", EMPTY_PARTITION_DATA); + + InputFile manifest = writeManifest(format, EMPTY_PARTITION, ImmutableList.of(file)); + + // record_count is read when evaluating a row filter against file metrics, so it is projected + // even though the caller selected only location + Schema projection = new Schema(TrackedFile.LOCATION); + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS) + .project(projection) + .filter(Expressions.equal("id", 1)) + .build()) { + TrackedFile actual = Lists.newArrayList(reader).get(0); + assertThat(actual.location()).isEqualTo(file.location()); + assertThat(actual.recordCount()).isEqualTo(RECORD_COUNT); + } + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testSelectRestrictsFields(FileFormat format) throws IOException { + TrackedFile file = dataFile("s3://bucket/file.parquet", EMPTY_PARTITION_DATA); + + InputFile manifest = writeManifest(format, EMPTY_PARTITION, ImmutableList.of(file)); + + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS) + .select(ImmutableList.of("location")) + .build()) { + TrackedFile actual = Lists.newArrayList(reader).get(0); + assertThat(actual.location()).isEqualTo(file.location()); + // tracking status and content_type are joined in even though not selected + assertThat(actual.tracking()).isNotNull(); + assertThat(actual.tracking().status()).isEqualTo(EntryStatus.ADDED); + assertThat(actual.contentType()).isEqualTo(FileContent.DATA); + // only status is joined from tracking, not the other tracking fields + assertThat(actual.tracking().snapshotId()).isNull(); + // file_format and spec_id are null because they were not selected + assertThat(actual.fileFormat()).isNull(); + assertThat(actual.specId()).isNull(); + } + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testCaseInsensitiveSelect(FileFormat format) throws IOException { + TrackedFile file = dataFile("s3://bucket/file.parquet", EMPTY_PARTITION_DATA); + + InputFile manifest = writeManifest(format, EMPTY_PARTITION, ImmutableList.of(file)); + + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS) + .select(ImmutableList.of("LOCATION")) + .caseSensitive(false) + .build()) { + TrackedFile actual = Lists.newArrayList(reader).get(0); + assertThat(actual.location()).isEqualTo(file.location()); + assertThat(actual.fileFormat()).isNull(); + } + } + + @Test + public void testProjectionModesAreMutuallyExclusive() { + InputFile manifest = fileIO.newInputFile(tempDir.resolve("manifest.avro").toString()); + + assertThatThrownBy( + () -> + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS) + .select(ImmutableList.of("location")) + .project(new Schema(TrackedFile.LOCATION))) + .isInstanceOf(IllegalStateException.class) + .hasMessage( + "Cannot select columns using both select(Collection<String>) and project(Schema)"); + + assertThatThrownBy( + () -> + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS) + .project(new Schema(TrackedFile.LOCATION)) + .select(ImmutableList.of("location"))) + .isInstanceOf(IllegalStateException.class) + .hasMessage( + "Cannot select columns using both select(Collection<String>) and project(Schema)"); + + assertThatThrownBy( + () -> + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS) + .forScanPlanning() + .select(ImmutableList.of("location"))) + .isInstanceOf(IllegalStateException.class) + .hasMessage("Cannot use select(Collection<String>) with forScanPlanning()"); + + assertThatThrownBy( + () -> + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS) + .select(ImmutableList.of("location")) + .forScanPlanning()) + .isInstanceOf(IllegalStateException.class) + .hasMessage( + "Cannot use forScanPlanning() with select(Collection<String>) or project(Schema)"); + + assertThatThrownBy( + () -> + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS) + .forScanPlanning() + .project(new Schema(TrackedFile.LOCATION))) + .isInstanceOf(IllegalStateException.class) + .hasMessage("Cannot use project(Schema) with forScanPlanning()"); + + assertThatThrownBy( + () -> + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS) + .project(new Schema(TrackedFile.LOCATION)) + .forScanPlanning()) + .isInstanceOf(IllegalStateException.class) + .hasMessage( + "Cannot use forScanPlanning() with select(Collection<String>) or project(Schema)"); + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testProjectionPreservesNarrowTrackingProjection(FileFormat format) + throws IOException { + InputFile manifest = + writeManifest(format, EMPTY_PARTITION, ImmutableList.of(fileWithFullTracking())); + + Schema projection = + new Schema( + Types.NestedField.required( + TrackedFile.TRACKING.fieldId(), "tracking", Types.StructType.of(Tracking.STATUS))); + + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS).project(projection).build()) { + Tracking actual = Lists.newArrayList(reader).get(0).tracking(); + assertThat(actual.status()).isEqualTo(EntryStatus.ADDED); + // the narrow tracking projection is not widened to the full tracking type + assertThat(actual.snapshotId()).isNull(); + assertThat(actual.dvSnapshotId()).isNull(); + assertThat(actual.deletedPositions()).isNull(); + assertThat(actual.replacedPositions()).isNull(); + } + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testSelectListColumn(FileFormat format) throws IOException { + TrackedFile file = + new TrackedFileStruct( + addedTracking(), + FileContent.DATA, + FORMAT_VERSION_V4, + "s3://bucket/file.parquet", + FileFormat.PARQUET, + RECORD_COUNT, + FILE_SIZE_IN_BYTES, + 0, + EMPTY_PARTITION_DATA, + null, + null, + null, + null, + null, + ImmutableList.of(50L, 100L), + null); + + InputFile manifest = writeManifest(format, EMPTY_PARTITION, ImmutableList.of(file)); + + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS) + .select(ImmutableList.of("split_offsets")) + .build()) { + TrackedFile actual = Lists.newArrayList(reader).get(0); + assertThat(actual.splitOffsets()).containsExactly(50L, 100L); + assertThat(actual.location()).isNull(); + } + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testSelectWithPartitionFilterProjectsFilterFields(FileFormat format) + throws IOException { + TrackedFile keep = dataFile("keep.parquet", partition(1)); + TrackedFile prune = dataFile("prune.parquet", partition(2)); + + InputFile manifest = writeManifest(format, PARTITION_TYPE, ImmutableList.of(keep, prune)); + + // the caller selects only location; the reader must still project spec_id and partition + // for the partition filter or every row would be pruned + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, PARTITIONED_SPECS) + .select(ImmutableList.of("location")) + .filter(Expressions.equal("id", 1)) + .build()) { + assertThat(reader).extracting(TrackedFile::location).containsExactly(keep.location()); + } + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testForScanPlanningOmitsChangeTrackingFields(FileFormat format) throws IOException { + InputFile manifest = + writeManifest(format, EMPTY_PARTITION, ImmutableList.of(fileWithFullTracking())); + + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS).forScanPlanning().build()) { + Tracking actual = Lists.newArrayList(reader).get(0).tracking(); + // scan-relevant tracking fields are projected + assertThat(actual.status()).isEqualTo(EntryStatus.ADDED); + assertThat(actual.snapshotId()).isEqualTo(SNAPSHOT_ID); + assertThat(actual.dataSequenceNumber()).isEqualTo(5L); + assertThat(actual.fileSequenceNumber()).isEqualTo(6L); + assertThat(actual.firstRowId()).isEqualTo(8L); + // change-tracking fields are omitted from the scan projection + assertThat(actual.dvSnapshotId()).isNull(); + assertThat(actual.deletedPositions()).isNull(); + assertThat(actual.replacedPositions()).isNull(); + } + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testDefaultReadsFullTracking(FileFormat format) throws IOException { + InputFile manifest = + writeManifest(format, EMPTY_PARTITION, ImmutableList.of(fileWithFullTracking())); + + // without a projection, the reader returns the full schema for copying to other manifests, + // including the change-tracking fields + Tracking actual = read(manifest, UNPARTITIONED_SPECS).get(0).tracking(); + assertThat(actual.status()).isEqualTo(EntryStatus.ADDED); + assertThat(actual.snapshotId()).isEqualTo(SNAPSHOT_ID); + assertThat(actual.dataSequenceNumber()).isEqualTo(5L); + assertThat(actual.fileSequenceNumber()).isEqualTo(6L); + assertThat(actual.firstRowId()).isEqualTo(8L); + assertThat(actual.dvSnapshotId()).isEqualTo(7L); + assertThat(actual.deletedPositions()).isEqualTo(ByteBuffer.wrap(new byte[] {1, 2})); + assertThat(actual.replacedPositions()).isEqualTo(ByteBuffer.wrap(new byte[] {3, 4})); + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testPartitionFilterForceProjectsFilterFields(FileFormat format) throws IOException { + TrackedFile keep = dataFile("keep.parquet", partition(1)); + TrackedFile prune = dataFile("prune.parquet", partition(2)); + + InputFile manifest = writeManifest(format, PARTITION_TYPE, ImmutableList.of(keep, prune)); + + // the caller projects only location; the reader must still project the fields the partition + // filter reads (content_type, spec_id, partition) or every row would be pruned + Schema projection = new Schema(TrackedFile.LOCATION); + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, PARTITIONED_SPECS) + .project(projection) + .filter(Expressions.equal("id", 1)) + .build()) { + assertThat(reader).extracting(TrackedFile::location).containsExactly(keep.location()); + } + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testUnpartitioned(FileFormat format) throws IOException { + TrackedFile file = dataFile("s3://bucket/file.parquet", EMPTY_PARTITION_DATA); + + InputFile manifest = writeManifest(format, EMPTY_PARTITION, ImmutableList.of(file)); + + TrackedFile actual = read(manifest, UNPARTITIONED_SPECS).get(0); + // unpartitioned manifests omit the partition field, which is read as null + assertThat(actual.partition()).isNull(); + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testPartitionFilterPrunesNonMatchingFiles(FileFormat format) throws IOException { + TrackedFile keep = dataFile("keep.parquet", partition(1)); + TrackedFile prune = dataFile("prune.parquet", partition(2)); + + InputFile manifest = writeManifest(format, PARTITION_TYPE, ImmutableList.of(keep, prune)); + + ScanMetrics metrics = ScanMetrics.of(new DefaultMetricsContext()); + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, PARTITIONED_SPECS) + .filter(Expressions.equal("id", 1)) + .scanMetrics(metrics) + .build()) { + assertThat(reader).extracting(TrackedFile::location).containsExactly(keep.location()); + } + + assertThat(metrics.skippedDataFiles().value()).isEqualTo(1L); + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testPartitionFilterCountsSkippedDeleteFiles(FileFormat format) throws IOException { + TrackedFile delete = + new TrackedFileStruct( + addedTracking(), + FileContent.EQUALITY_DELETES, + FORMAT_VERSION_V4, + "delete.parquet", + FileFormat.PARQUET, + RECORD_COUNT, + FILE_SIZE_IN_BYTES, + 0, + partition(2), + null, + null, + null, + null, + null, + null, + ImmutableList.of(1)); + + InputFile manifest = writeManifest(format, PARTITION_TYPE, ImmutableList.of(delete)); + + ScanMetrics metrics = ScanMetrics.of(new DefaultMetricsContext()); + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, PARTITIONED_SPECS) + .filter(Expressions.equal("id", 1)) + .scanMetrics(metrics) + .build()) { + assertThat(reader).isEmpty(); + } + + assertThat(metrics.skippedDeleteFiles().value()).isEqualTo(1L); + assertThat(metrics.skippedDataFiles().value()).isEqualTo(0L); + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testPartitionFilterKeepsManifestReferences(FileFormat format) throws IOException { + TrackedFile keep = dataFile("data-1.parquet", partition(1)); + TrackedFile prune = dataFile("data-2.parquet", partition(2)); + // a real manifest reference has a null spec_id and no partition tuple; these refs carry a + // spec and a tuple that fails the filter so that pruning would be detected if the manifest + // passthrough broke + TrackedFile dataManifestRef = manifestRef(FileContent.DATA_MANIFEST, "data-leaf.parquet"); + TrackedFile deleteManifestRef = manifestRef(FileContent.DELETE_MANIFEST, "delete-leaf.parquet"); + + InputFile manifest = + writeManifest( + format, + PARTITION_TYPE, + ImmutableList.of(keep, prune, dataManifestRef, deleteManifestRef)); + + ScanMetrics metrics = ScanMetrics.of(new DefaultMetricsContext()); + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, PARTITIONED_SPECS) + .filter(Expressions.equal("id", 1)) + .scanMetrics(metrics) + .build()) { + assertThat(reader) + .extracting(TrackedFile::location) + .containsExactlyInAnyOrder( + keep.location(), dataManifestRef.location(), deleteManifestRef.location()); + } + + // the manifest references bypass the filter instead of being evaluated and skipped + assertThat(metrics.skippedDataFiles().value()).isEqualTo(1L); + assertThat(metrics.skippedDataManifests().value()).isEqualTo(0L); + assertThat(metrics.skippedDeleteManifests().value()).isEqualTo(0L); + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testRowFilterOnUnpartitionedTableKeepsAllFiles(FileFormat format) throws IOException { + TrackedFile file1 = dataFile("s3://bucket/a.parquet", EMPTY_PARTITION_DATA); + TrackedFile file2 = dataFile("s3://bucket/b.parquet", EMPTY_PARTITION_DATA); + + InputFile manifest = writeManifest(format, EMPTY_PARTITION, ImmutableList.of(file1, file2)); + + ScanMetrics metrics = ScanMetrics.of(new DefaultMetricsContext()); + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS) + .filter(Expressions.equal("id", 1)) + .scanMetrics(metrics) + .build()) { + assertThat(reader) + .extracting(TrackedFile::location) + .containsExactly(file1.location(), file2.location()); + } + + assertThat(metrics.skippedDataFiles().value()).isEqualTo(0L); + assertThat(metrics.skippedDeleteFiles().value()).isEqualTo(0L); + } + + @Test + public void testInvalidBuilderArguments() { + InputFile manifest = fileIO.newInputFile(tempDir.resolve("manifest.avro").toString()); + + assertThatThrownBy(() -> V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS).filter(null)) + .isInstanceOf(IllegalArgumentException.class) + .hasMessage("Invalid filter: null"); + + assertThatThrownBy( + () -> V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS).scanMetrics(null)) + .isInstanceOf(IllegalArgumentException.class) + .hasMessage("Invalid scan metrics: null"); + + assertThatThrownBy(() -> V4ManifestReader.builder(manifest, UNPARTITIONED_SPECS).select(null)) + .isInstanceOf(IllegalArgumentException.class) + .hasMessage("Invalid columns: null"); + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testCaseInsensitivePartitionFilter(FileFormat format) throws IOException { + TrackedFile keep = dataFile("keep.parquet", partition(1)); + TrackedFile prune = dataFile("prune.parquet", partition(2)); + + InputFile manifest = writeManifest(format, PARTITION_TYPE, ImmutableList.of(keep, prune)); + + try (V4ManifestReader reader = + V4ManifestReader.builder(manifest, PARTITIONED_SPECS) + .filter(Expressions.equal("ID", 1)) + .caseSensitive(false) + .build()) { + assertThat(reader).extracting(TrackedFile::location).containsExactly(keep.location()); + } + } + + @ParameterizedTest + @FieldSource("FORMATS") + public void testMultiSpecPartitionPruning(FileFormat format) throws IOException { + PartitionSpec spec0 = + PartitionSpec.builderFor(TABLE_SCHEMA).withSpecId(0).identity("id").build(); + PartitionSpec spec1 = + PartitionSpec.builderFor(TABLE_SCHEMA) + .withSpecId(1) + .add(2, 1001, "data", Transforms.identity()) Review Comment: Done. both specs use add(...) with explicit field IDs now -- This is an automated message from the Apache Git Service. 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