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Add ability to handle streaming input to AvroSchemaIOProvider (apache…
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sdks/java/core/src/test/java/org/apache/beam/sdk/io/AvroSchemaIOProviderTest.java
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| /* | ||
| * 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.beam.sdk.io; | ||
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| import static org.junit.Assert.assertEquals; | ||
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| import java.io.File; | ||
| import java.time.Duration; | ||
| import java.util.Arrays; | ||
| import java.util.List; | ||
| import org.apache.beam.sdk.coders.RowCoder; | ||
| import org.apache.beam.sdk.io.fs.MatchResult; | ||
| import org.apache.beam.sdk.schemas.Schema; | ||
| import org.apache.beam.sdk.schemas.io.SchemaIO; | ||
| import org.apache.beam.sdk.testing.NeedsRunner; | ||
| import org.apache.beam.sdk.testing.PAssert; | ||
| import org.apache.beam.sdk.testing.TestPipeline; | ||
| import org.apache.beam.sdk.testing.TestStream; | ||
| import org.apache.beam.sdk.transforms.Create; | ||
| import org.apache.beam.sdk.values.PCollection; | ||
| import org.apache.beam.sdk.values.Row; | ||
| import org.apache.beam.sdk.values.TimestampedValue; | ||
| import org.joda.time.Instant; | ||
| import org.junit.Rule; | ||
| import org.junit.Test; | ||
| import org.junit.experimental.categories.Category; | ||
| import org.junit.rules.TemporaryFolder; | ||
| import org.junit.runner.RunWith; | ||
| import org.junit.runners.JUnit4; | ||
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| /** Test for AvroSchemaIOProvider. */ | ||
| @RunWith(JUnit4.class) | ||
| public class AvroSchemaIOProviderTest { | ||
| @Rule public TestPipeline writePipeline = TestPipeline.create(); | ||
| @Rule public TestPipeline readPipeline = TestPipeline.create(); | ||
| @Rule public TemporaryFolder tempFolder = new TemporaryFolder(); | ||
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| private static final Schema SCHEMA = | ||
| Schema.builder().addInt64Field("age").addStringField("age_str").build(); | ||
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| private Row createRow(long l) { | ||
| return Row.withSchema(SCHEMA).addValues(l, Long.valueOf(l).toString()).build(); | ||
| } | ||
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| @Test | ||
| @Category({NeedsRunner.class}) | ||
| public void testWriteAndReadTable() { | ||
| File destinationFile = new File(tempFolder.getRoot(), "person-info.avro"); | ||
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| AvroSchemaIOProvider provider = new AvroSchemaIOProvider(); | ||
| Row configuration = Row.withSchema(provider.configurationSchema()).addValue(null).build(); | ||
| SchemaIO io = provider.from(destinationFile.getAbsolutePath(), configuration, SCHEMA); | ||
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| List<Row> rowsList = Arrays.asList(createRow(1L), createRow(3L), createRow(4L)); | ||
| PCollection<Row> rows = | ||
| writePipeline.apply("Create", Create.of(rowsList).withCoder(RowCoder.of(SCHEMA))); | ||
| rows.apply(io.buildWriter()); | ||
| writePipeline.run(); | ||
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| PCollection<Row> read = readPipeline.begin().apply(io.buildReader()); | ||
| PAssert.that(read).containsInAnyOrder(rowsList); | ||
| readPipeline.run(); | ||
| } | ||
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| @Test | ||
| @Category({NeedsRunner.class}) | ||
| public void testStreamingWriteDefault() throws Exception { | ||
| File destinationFile = new File(tempFolder.getRoot(), "person-info"); | ||
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| AvroSchemaIOProvider provider = new AvroSchemaIOProvider(); | ||
| Row config = Row.withSchema(provider.configurationSchema()).addValue(null).build(); | ||
| SchemaIO writeIO = provider.from(destinationFile.getAbsolutePath(), config, SCHEMA); | ||
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| TestStream<Row> createEvents = | ||
| TestStream.create(RowCoder.of(SCHEMA)) | ||
| .addElements(TimestampedValue.of(createRow(1L), new Instant(1L))) | ||
| .addElements(TimestampedValue.of(createRow(2L), Instant.ofEpochSecond(120L))) | ||
| .advanceWatermarkToInfinity(); | ||
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| writePipeline.apply("create", createEvents).apply("write", writeIO.buildWriter()); | ||
| writePipeline.run(); | ||
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| // Verify we wrote two files. | ||
| String wildcardPath = destinationFile.getAbsolutePath() + "*"; | ||
| MatchResult result = FileSystems.match(wildcardPath); | ||
| assertEquals(2, result.metadata().size()); | ||
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| // Verify results of the files. | ||
| SchemaIO readIO = provider.from(wildcardPath, config, SCHEMA); | ||
| PCollection<Row> read = readPipeline.begin().apply("read", readIO.buildReader()); | ||
| PAssert.that(read).containsInAnyOrder(createRow(1L), createRow(2L)); | ||
| readPipeline.run(); | ||
| } | ||
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| @Test | ||
| @Category({NeedsRunner.class}) | ||
| public void testStreamingCustomWindowSize() throws Exception { | ||
| File destinationFile = new File(tempFolder.getRoot(), "person-info"); | ||
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| AvroSchemaIOProvider provider = new AvroSchemaIOProvider(); | ||
| Row config = | ||
| Row.withSchema(provider.configurationSchema()) | ||
| .addValue(Duration.ofMinutes(4).getSeconds()) | ||
| .build(); | ||
| SchemaIO writeIO = provider.from(destinationFile.getAbsolutePath(), config, SCHEMA); | ||
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| TestStream<Row> createEvents = | ||
| TestStream.create(RowCoder.of(SCHEMA)) | ||
| .addElements(TimestampedValue.of(createRow(1L), new Instant(1L))) | ||
| .addElements(TimestampedValue.of(createRow(2L), Instant.ofEpochSecond(120L))) | ||
| .advanceWatermarkToInfinity(); | ||
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| writePipeline.apply("create", createEvents).apply("write", writeIO.buildWriter()); | ||
| writePipeline.run(); | ||
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| // Verify we wrote one file. | ||
| String wildcardPath = destinationFile.getAbsolutePath() + "*"; | ||
| MatchResult result = FileSystems.match(wildcardPath); | ||
| assertEquals(1, result.metadata().size()); | ||
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| // Verify results of the files. | ||
| SchemaIO readIO = provider.from(wildcardPath, config, SCHEMA); | ||
| PCollection<Row> read = readPipeline.begin().apply("read", readIO.buildReader()); | ||
| PAssert.that(read).containsInAnyOrder(createRow(1L), createRow(2L)); | ||
| readPipeline.run(); | ||
| } | ||
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| @Test | ||
| @Category({NeedsRunner.class}) | ||
| public void testBatchCustomWindowSize() throws Exception { | ||
| File destinationFile = new File(tempFolder.getRoot(), "person-info"); | ||
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| AvroSchemaIOProvider provider = new AvroSchemaIOProvider(); | ||
| Row config = | ||
| Row.withSchema(provider.configurationSchema()) | ||
| .addValue(Duration.ofMinutes(4).getSeconds()) | ||
| .build(); | ||
| SchemaIO writeIO = provider.from(destinationFile.getAbsolutePath(), config, SCHEMA); | ||
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| List<Row> rowsList = Arrays.asList(createRow(1L), createRow(3L), createRow(4L)); | ||
| PCollection<Row> rows = | ||
| writePipeline.apply("Create", Create.of(rowsList).withCoder(RowCoder.of(SCHEMA))); | ||
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| rows.apply("write", writeIO.buildWriter()); | ||
| writePipeline.run(); | ||
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| // Verify we wrote one file. | ||
| String wildcardPath = destinationFile.getAbsolutePath() + "*"; | ||
| MatchResult result = FileSystems.match(wildcardPath); | ||
| assertEquals(1, result.metadata().size()); | ||
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| // Verify results of the files. | ||
| SchemaIO readIO = provider.from(wildcardPath, config, SCHEMA); | ||
| PCollection<Row> read = readPipeline.begin().apply("read", readIO.buildReader()); | ||
| PAssert.that(read).containsInAnyOrder(rowsList); | ||
| readPipeline.run(); | ||
| } | ||
| } |