| /* |
| * 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.schemas; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import java.util.ArrayList; |
| import org.apache.beam.sdk.schemas.Schema.FieldType; |
| import org.apache.beam.sdk.values.TypeDescriptor; |
| import org.apache.beam.sdk.values.TypeDescriptors; |
| import org.joda.time.Instant; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| |
| /** test for {@link FieldTypeDescriptors}. */ |
| public class FieldTypeDescriptorsTest { |
| @Test |
| public void testPrimitiveTypeToJavaType() { |
| assertEquals( |
| TypeDescriptors.bytes(), FieldTypeDescriptors.javaTypeForFieldType(FieldType.BYTE)); |
| assertEquals( |
| TypeDescriptors.shorts(), FieldTypeDescriptors.javaTypeForFieldType(FieldType.INT16)); |
| assertEquals( |
| TypeDescriptors.integers(), FieldTypeDescriptors.javaTypeForFieldType(FieldType.INT32)); |
| assertEquals( |
| TypeDescriptors.longs(), FieldTypeDescriptors.javaTypeForFieldType(FieldType.INT64)); |
| assertEquals( |
| TypeDescriptors.bigdecimals(), |
| FieldTypeDescriptors.javaTypeForFieldType(FieldType.DECIMAL)); |
| assertEquals( |
| TypeDescriptors.floats(), FieldTypeDescriptors.javaTypeForFieldType(FieldType.FLOAT)); |
| assertEquals( |
| TypeDescriptors.doubles(), FieldTypeDescriptors.javaTypeForFieldType(FieldType.DOUBLE)); |
| assertEquals( |
| TypeDescriptors.strings(), FieldTypeDescriptors.javaTypeForFieldType(FieldType.STRING)); |
| assertEquals( |
| TypeDescriptor.of(Instant.class), |
| FieldTypeDescriptors.javaTypeForFieldType(FieldType.DATETIME)); |
| assertEquals( |
| TypeDescriptors.booleans(), FieldTypeDescriptors.javaTypeForFieldType(FieldType.BOOLEAN)); |
| assertEquals( |
| TypeDescriptor.of(byte[].class), |
| FieldTypeDescriptors.javaTypeForFieldType(FieldType.BYTES)); |
| } |
| |
| @Test |
| public void testRowTypeToJavaType() { |
| assertEquals( |
| TypeDescriptors.lists(TypeDescriptors.rows()), |
| FieldTypeDescriptors.javaTypeForFieldType( |
| FieldType.array(FieldType.row(Schema.builder().build())))); |
| } |
| |
| @Test |
| public void testArrayTypeToJavaType() { |
| assertEquals( |
| TypeDescriptors.lists(TypeDescriptors.longs()), |
| FieldTypeDescriptors.javaTypeForFieldType(FieldType.array(FieldType.INT64))); |
| assertEquals( |
| TypeDescriptors.lists(TypeDescriptors.lists(TypeDescriptors.longs())), |
| FieldTypeDescriptors.javaTypeForFieldType( |
| FieldType.array(FieldType.array(FieldType.INT64)))); |
| } |
| |
| @Test |
| public void testMapTypeToJavaType() { |
| assertEquals( |
| TypeDescriptors.maps(TypeDescriptors.strings(), TypeDescriptors.longs()), |
| FieldTypeDescriptors.javaTypeForFieldType( |
| FieldType.map(FieldType.STRING, FieldType.INT64))); |
| assertEquals( |
| TypeDescriptors.maps( |
| TypeDescriptors.strings(), TypeDescriptors.lists(TypeDescriptors.longs())), |
| FieldTypeDescriptors.javaTypeForFieldType( |
| FieldType.map(FieldType.STRING, FieldType.array(FieldType.INT64)))); |
| } |
| |
| @Test |
| public void testPrimitiveTypeToFieldType() { |
| assertEquals( |
| FieldType.BYTE, FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptors.bytes())); |
| assertEquals( |
| FieldType.INT16, FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptors.shorts())); |
| assertEquals( |
| FieldType.INT32, FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptors.integers())); |
| assertEquals( |
| FieldType.INT64, FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptors.longs())); |
| assertEquals( |
| FieldType.DECIMAL, |
| FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptors.bigdecimals())); |
| assertEquals( |
| FieldType.FLOAT, FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptors.floats())); |
| assertEquals( |
| FieldType.DOUBLE, FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptors.doubles())); |
| assertEquals( |
| FieldType.STRING, FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptors.strings())); |
| assertEquals( |
| FieldType.DATETIME, |
| FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptor.of(Instant.class))); |
| assertEquals( |
| FieldType.BOOLEAN, FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptors.booleans())); |
| assertEquals( |
| FieldType.BYTES, |
| FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptor.of(byte[].class))); |
| } |
| |
| @Rule public transient ExpectedException thrown = ExpectedException.none(); |
| |
| @Test |
| public void testRowTypeToFieldType() { |
| thrown.expect(IllegalArgumentException.class); |
| FieldTypeDescriptors.fieldTypeForJavaType(TypeDescriptors.rows()); |
| } |
| |
| @Test |
| public void testArrayTypeToFieldType() { |
| assertEquals( |
| FieldType.array(FieldType.STRING), |
| FieldTypeDescriptors.fieldTypeForJavaType( |
| TypeDescriptors.lists(TypeDescriptors.strings()))); |
| assertEquals( |
| FieldType.array(FieldType.array(FieldType.STRING)), |
| FieldTypeDescriptors.fieldTypeForJavaType( |
| TypeDescriptors.lists(TypeDescriptors.lists(TypeDescriptors.strings())))); |
| assertEquals( |
| FieldType.array(FieldType.STRING), |
| FieldTypeDescriptors.fieldTypeForJavaType( |
| TypeDescriptor.of(new ArrayList<String>() {}.getClass()))); |
| } |
| |
| @Test |
| public void testMapTypeToFieldType() { |
| assertEquals( |
| FieldType.map(FieldType.STRING, FieldType.INT64), |
| FieldTypeDescriptors.fieldTypeForJavaType( |
| TypeDescriptors.maps(TypeDescriptors.strings(), TypeDescriptors.longs()))); |
| assertEquals( |
| FieldType.map(FieldType.STRING, FieldType.array(FieldType.INT64)), |
| FieldTypeDescriptors.fieldTypeForJavaType( |
| TypeDescriptors.maps( |
| TypeDescriptors.strings(), TypeDescriptors.lists(TypeDescriptors.longs())))); |
| } |
| } |