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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.thrift;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import junit.framework.TestCase;
import org.apache.thrift.protocol.TBinaryProtocol;
import org.apache.thrift.protocol.TProtocol;
import org.apache.thrift.transport.TMemoryBuffer;
import thrift.test.ComparableUnion;
import thrift.test.Empty;
import thrift.test.RandomStuff;
import thrift.test.SomeEnum;
import thrift.test.StructWithAUnion;
import thrift.test.TestUnion;
import thrift.test.TestUnionMinusStringField;
public class TestTUnion extends TestCase {
public void testBasic() throws Exception {
TestUnion union = new TestUnion();
assertFalse(union.isSet());
assertNull(union.getFieldValue());
union = new TestUnion(TestUnion._Fields.I32_FIELD, 25);
assertEquals(Integer.valueOf(25), union.getFieldValue());
assertEquals(Integer.valueOf(25), union.getFieldValue(TestUnion._Fields.I32_FIELD));
try {
union.getFieldValue(TestUnion._Fields.STRING_FIELD);
fail("should have thrown an exception");
} catch (IllegalArgumentException e) {
// cool!
}
union = new TestUnion();
// should not throw an exception here
union.hashCode();
union.setI32_field(1);
assertEquals(1, union.getI32_field());
union.hashCode();
try {
union.getString_field();
fail("should have thrown an exception");
} catch (Exception e) {
// sweet
}
union = TestUnion.i32_field(1);
assertFalse(union.equals((TestUnion)null));
union = TestUnion.enum_field(SomeEnum.ONE);
union.hashCode();
union = new TestUnion();
// should not throw an exception
union.toString();
}
public void testCompareTo() throws Exception {
ComparableUnion cu = ComparableUnion.string_field("a");
ComparableUnion cu2 = ComparableUnion.string_field("b");
assertTrue(cu.compareTo(cu) == 0);
assertTrue(cu2.compareTo(cu2) == 0);
assertTrue(cu.compareTo(cu2) < 0);
assertTrue(cu2.compareTo(cu) > 0);
cu2 = ComparableUnion.binary_field(ByteBuffer.wrap(new byte[]{2}));
assertTrue(cu.compareTo(cu2) < 0);
assertTrue(cu2.compareTo(cu) > 0);
cu = ComparableUnion.binary_field(ByteBuffer.wrap(new byte[]{1}));
assertTrue(cu.compareTo(cu2) < 0);
assertTrue(cu2.compareTo(cu) > 0);
TestUnion union1 = new TestUnion(TestUnion._Fields.STRUCT_LIST, new ArrayList<RandomStuff>());
TestUnion union2 = new TestUnion(TestUnion._Fields.STRUCT_LIST, new ArrayList<RandomStuff>());
assertTrue(union1.compareTo(union2) == 0);
TestUnion union3 = new TestUnion(TestUnion._Fields.I32_SET, new HashSet<Integer>());
Set<Integer> i32_set = new HashSet<Integer>();
i32_set.add(1);
TestUnion union4 = new TestUnion(TestUnion._Fields.I32_SET, i32_set);
assertTrue(union3.compareTo(union4) < 0);
Map<Integer, Integer> i32_map = new HashMap<Integer, Integer>();
i32_map.put(1,1);
TestUnion union5 = new TestUnion(TestUnion._Fields.I32_MAP, i32_map);
TestUnion union6 = new TestUnion(TestUnion._Fields.I32_MAP, new HashMap<Integer, Integer>());
assertTrue(union5.compareTo(union6) > 0);
}
public void testEquality() throws Exception {
TestUnion union = new TestUnion(TestUnion._Fields.I32_FIELD, 25);
TestUnion otherUnion = new TestUnion(TestUnion._Fields.STRING_FIELD, "blah!!!");
assertFalse(union.equals(otherUnion));
otherUnion = new TestUnion(TestUnion._Fields.I32_FIELD, 400);
assertFalse(union.equals(otherUnion));
otherUnion = new TestUnion(TestUnion._Fields.OTHER_I32_FIELD, 25);
assertFalse(union.equals(otherUnion));
}
public 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);
assertEquals(u2, union);
StructWithAUnion swau = new StructWithAUnion(u2);
buf = new TMemoryBuffer(0);
proto = new TBinaryProtocol(buf);
swau.write(proto);
StructWithAUnion swau2 = new StructWithAUnion();
assertFalse(swau2.equals(swau));
swau2.read(proto);
assertEquals(swau2, swau);
// this should NOT throw an exception.
buf = new TMemoryBuffer(0);
proto = new TBinaryProtocol(buf);
swau.write(proto);
new Empty().read(proto);
}
public void testSkip() throws Exception {
TestUnion tu = TestUnion.string_field("string");
byte[] tuSerialized = new TSerializer().serialize(tu);
TestUnionMinusStringField tums = new TestUnionMinusStringField();
new TDeserializer().deserialize(tums, tuSerialized);
assertNull(tums.getSetField());
assertNull(tums.getFieldValue());
}
}
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