| /* |
| * 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.extensions.sql.meta.provider; |
| |
| import com.alibaba.fastjson.JSON; |
| import java.util.List; |
| import org.apache.beam.sdk.extensions.sql.meta.BeamSqlTable; |
| import org.apache.beam.sdk.extensions.sql.meta.DefaultTableFilter; |
| import org.apache.beam.sdk.extensions.sql.meta.Table; |
| import org.apache.beam.sdk.schemas.Schema; |
| import org.apache.beam.sdk.testing.PAssert; |
| import org.apache.beam.sdk.testing.TestPipeline; |
| import org.apache.beam.sdk.values.PCollection; |
| import org.apache.beam.sdk.values.Row; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.ImmutableList; |
| import org.junit.BeforeClass; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** |
| * Tests {@link org.apache.beam.sdk.extensions.sql.meta.provider.SchemaIOTableProviderWrapper} using |
| * {@link org.apache.beam.sdk.extensions.sql.meta.provider.TestSchemaIOTableProviderWrapper}. |
| */ |
| @RunWith(JUnit4.class) |
| public class SchemaIOTableProviderWrapperTest { |
| @Rule public TestPipeline pipeline = TestPipeline.create(); |
| |
| private static final Schema inputSchema = |
| Schema.builder() |
| .addStringField("f_string") |
| .addInt64Field("f_long") |
| .addBooleanField("f_bool") |
| .build(); |
| private static final List<Row> rows = |
| ImmutableList.of( |
| Row.withSchema(inputSchema).addValues("zero", 0L, false).build(), |
| Row.withSchema(inputSchema).addValues("one", 1L, true).build()); |
| private final Table testTable = |
| Table.builder() |
| .name("table") |
| .comment("table") |
| .schema(inputSchema) |
| .properties(JSON.parseObject("{}")) |
| .type("test") |
| .build(); |
| |
| @BeforeClass |
| public static void setUp() { |
| TestSchemaIOTableProviderWrapper.addRows(rows.stream().toArray(Row[]::new)); |
| } |
| |
| @Test |
| public void testBuildIOReader() { |
| TestSchemaIOTableProviderWrapper provider = new TestSchemaIOTableProviderWrapper(); |
| BeamSqlTable beamSqlTable = provider.buildBeamSqlTable(testTable); |
| |
| PCollection<Row> result = beamSqlTable.buildIOReader(pipeline.begin()); |
| PAssert.that(result).containsInAnyOrder(rows); |
| |
| pipeline.run(); |
| } |
| |
| @Test |
| public void testBuildIOReader_withProjectionPushdown() { |
| TestSchemaIOTableProviderWrapper provider = new TestSchemaIOTableProviderWrapper(); |
| BeamSqlTable beamSqlTable = provider.buildBeamSqlTable(testTable); |
| |
| PCollection<Row> result = |
| beamSqlTable.buildIOReader( |
| pipeline.begin(), |
| new DefaultTableFilter(ImmutableList.of()), |
| ImmutableList.of("f_long")); |
| Schema outputSchema = Schema.builder().addInt64Field("f_long").build(); |
| PAssert.that(result) |
| .containsInAnyOrder( |
| Row.withSchema(outputSchema).addValues(0L).build(), |
| Row.withSchema(outputSchema).addValues(1L).build()); |
| |
| pipeline.run(); |
| } |
| } |