/**
* 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.thrift.test;
import org.apache.thrift.protocol.TBinaryProtocol;
import org.apache.thrift.protocol.TProtocol;
import org.apache.thrift.transport.TMemoryBuffer;
import thrift.test.Empty;
import thrift.test.StructWithAUnion;
import thrift.test.TestUnion;
import thrift.test.SomeEnum;
import thrift.test.ComparableUnion;
public class UnionTest {
/**
* @param args
*/
public static void main(String[] args) throws Exception {
testBasic();
testEquality();
testSerialization();
testCompareTo();
}
public static void testBasic() throws Exception {
TestUnion union = new TestUnion();
if (union.isSet()) {
throw new RuntimeException("new union with default constructor counts as set!");
}
if (union.getFieldValue() != null) {
throw new RuntimeException("unset union didn't return null for value");
}
union = new TestUnion(TestUnion._Fields.I32_FIELD, 25);
if ((Integer)union.getFieldValue() != 25) {
throw new RuntimeException("set i32 field didn't come out as planned");
}
if ((Integer)union.getFieldValue(TestUnion._Fields.I32_FIELD) != 25) {
throw new RuntimeException("set i32 field didn't come out of TBase getFieldValue");
}
try {
union.getFieldValue(TestUnion._Fields.STRING_FIELD);
throw new RuntimeException("was expecting an exception around wrong set field");
} catch (IllegalArgumentException e) {
// cool!
}
System.out.println(union);
union = new TestUnion();
union.setI32_field(1);
if (union.getI32_field() != 1) {
throw new RuntimeException("didn't get the right value for i32 field!");
}
union.hashCode();
try {
union.getString_field();
throw new RuntimeException("should have gotten an exception");
} catch (Exception e) {
// sweet
}
union = TestUnion.i32_field(1);
if (union.equals((TestUnion)null)) {
throw new RuntimeException("uh oh, union.equals(null)!");
}
union = TestUnion.enum_field(SomeEnum.ONE);
union.hashCode();
}
public static void testEquality() throws Exception {
TestUnion union = new TestUnion(TestUnion._Fields.I32_FIELD, 25);
TestUnion otherUnion = new TestUnion(TestUnion._Fields.STRING_FIELD, "blah!!!");
if (union.equals(otherUnion)) {
throw new RuntimeException("shouldn't be equal");
}
otherUnion = new TestUnion(TestUnion._Fields.I32_FIELD, 400);
if (union.equals(otherUnion)) {
throw new RuntimeException("shouldn't be equal");
}
otherUnion = new TestUnion(TestUnion._Fields.OTHER_I32_FIELD, 25);
if (union.equals(otherUnion)) {
throw new RuntimeException("shouldn't be equal");
}
}
public static void testSerialization() throws Exception {
TestUnion union = new TestUnion(TestUnion._Fields.I32_FIELD, 25);
TMemoryBuffer buf = new TMemoryBuffer(0);
TProtocol proto = new TBinaryProtocol(buf);
union.write(proto);
TestUnion u2 = new TestUnion();
u2.read(proto);
if (!u2.equals(union)) {
throw new RuntimeException("serialization fails!");
}
StructWithAUnion swau = new StructWithAUnion(u2);
buf = new TMemoryBuffer(0);
proto = new TBinaryProtocol(buf);
swau.write(proto);
StructWithAUnion swau2 = new StructWithAUnion();
if (swau2.equals(swau)) {
throw new RuntimeException("objects match before they are supposed to!");
}
swau2.read(proto);
if (!swau2.equals(swau)) {
throw new RuntimeException("objects don't match when they are supposed to!");
}
// this should NOT throw an exception.
buf = new TMemoryBuffer(0);
proto = new TBinaryProtocol(buf);
swau.write(proto);
new Empty().read(proto);
}
public static void testCompareTo() throws Exception {
ComparableUnion cu = ComparableUnion.string_field("a");
ComparableUnion cu2 = ComparableUnion.string_field("b");
if (cu.compareTo(cu2) != -1) {
throw new RuntimeException("a was supposed to be < b, but was " + cu.compareTo(cu2));
}
if (cu2.compareTo(cu) != 1) {
throw new RuntimeException("b was supposed to be > a, but was " + cu2.compareTo(cu));
}
cu2 = ComparableUnion.binary_field(new byte[]{2});
if (cu.compareTo(cu2) != -1) {
throw new RuntimeException("a was supposed to be < b, but was " + cu.compareTo(cu2));
}
if (cu2.compareTo(cu) != 1) {
throw new RuntimeException("b was supposed to be > a, but was " + cu2.compareTo(cu));
}
cu = ComparableUnion.binary_field(new byte[]{1});
if (cu.compareTo(cu2) != -1) {
throw new RuntimeException("a was supposed to be < b, but was " + cu.compareTo(cu2));
}
if (cu2.compareTo(cu) != 1) {
throw new RuntimeException("b was supposed to be > a, but was " + cu2.compareTo(cu));
}
}
}