| /* |
| * 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.bigquery; |
| |
| import static org.apache.beam.sdk.extensions.sql.meta.provider.bigquery.BigQueryTable.METHOD_PROPERTY; |
| import static org.apache.beam.sdk.schemas.Schema.toSchema; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertThrows; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.alibaba.fastjson.JSON; |
| import java.util.stream.Stream; |
| import org.apache.beam.sdk.extensions.sql.meta.BeamSqlTable; |
| import org.apache.beam.sdk.extensions.sql.meta.Table; |
| import org.apache.beam.sdk.io.gcp.bigquery.BigQueryIO.TypedRead.Method; |
| import org.apache.beam.sdk.schemas.Schema; |
| import org.junit.Test; |
| |
| /** UnitTest for {@link BigQueryTableProvider}. */ |
| public class BigQueryTableProviderTest { |
| private BigQueryTableProvider provider = new BigQueryTableProvider(); |
| |
| @Test |
| public void testGetTableType() throws Exception { |
| assertEquals("bigquery", provider.getTableType()); |
| } |
| |
| @Test |
| public void testBuildBeamSqlTable() throws Exception { |
| Table table = fakeTable("hello"); |
| BeamSqlTable sqlTable = provider.buildBeamSqlTable(table); |
| |
| assertNotNull(sqlTable); |
| assertTrue(sqlTable instanceof BigQueryTable); |
| |
| BigQueryTable bqTable = (BigQueryTable) sqlTable; |
| assertEquals("project:dataset.table", bqTable.bqLocation); |
| } |
| |
| @Test |
| public void testDefaultMethod_whenPropertiesAreNotSet() { |
| Table table = fakeTable("hello"); |
| BigQueryTable sqlTable = (BigQueryTable) provider.buildBeamSqlTable(table); |
| |
| assertEquals(Method.DEFAULT, sqlTable.method); |
| } |
| |
| @Test |
| public void testSelectDefaultMethodExplicitly() { |
| Table table = |
| fakeTableWithProperties( |
| "hello", "{ " + METHOD_PROPERTY + ": " + "\"" + Method.DEFAULT.toString() + "\" }"); |
| BigQueryTable sqlTable = (BigQueryTable) provider.buildBeamSqlTable(table); |
| |
| assertEquals(Method.DEFAULT, sqlTable.method); |
| } |
| |
| @Test |
| public void testSelectDirectReadMethod() { |
| Table table = |
| fakeTableWithProperties( |
| "hello", "{ " + METHOD_PROPERTY + ": " + "\"" + Method.DIRECT_READ.toString() + "\" }"); |
| BigQueryTable sqlTable = (BigQueryTable) provider.buildBeamSqlTable(table); |
| |
| assertEquals(Method.DIRECT_READ, sqlTable.method); |
| } |
| |
| @Test |
| public void testSelectExportMethod() { |
| Table table = |
| fakeTableWithProperties( |
| "hello", "{ " + METHOD_PROPERTY + ": " + "\"" + Method.EXPORT.toString() + "\" }"); |
| BigQueryTable sqlTable = (BigQueryTable) provider.buildBeamSqlTable(table); |
| |
| assertEquals(Method.EXPORT, sqlTable.method); |
| } |
| |
| @Test |
| public void testRuntimeExceptionThrown_whenAnInvalidPropertyIsSpecified() { |
| Table table = fakeTableWithProperties("hello", "{ " + METHOD_PROPERTY + ": \"blahblah\" }"); |
| |
| assertThrows( |
| RuntimeException.class, |
| () -> { |
| provider.buildBeamSqlTable(table); |
| }); |
| } |
| |
| @Test |
| public void testRuntimeExceptionThrown_whenAPropertyOfInvalidTypeIsSpecified() { |
| Table table = fakeTableWithProperties("hello", "{ " + METHOD_PROPERTY + ": 1337 }"); |
| |
| assertThrows( |
| RuntimeException.class, |
| () -> { |
| provider.buildBeamSqlTable(table); |
| }); |
| } |
| |
| private static Table fakeTable(String name) { |
| return Table.builder() |
| .name(name) |
| .comment(name + " table") |
| .location("project:dataset.table") |
| .schema( |
| Stream.of( |
| Schema.Field.nullable("id", Schema.FieldType.INT32), |
| Schema.Field.nullable("name", Schema.FieldType.STRING)) |
| .collect(toSchema())) |
| .type("bigquery") |
| .build(); |
| } |
| |
| private static Table fakeTableWithProperties(String name, String properties) { |
| return Table.builder() |
| .name(name) |
| .comment(name + " table") |
| .location("project:dataset.table") |
| .schema( |
| Stream.of( |
| Schema.Field.nullable("id", Schema.FieldType.INT32), |
| Schema.Field.nullable("name", Schema.FieldType.STRING)) |
| .collect(toSchema())) |
| .type("bigquery") |
| .properties(JSON.parseObject(properties)) |
| .build(); |
| } |
| } |