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/*
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2018-2020 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed 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.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.drools.pooling;
import static org.assertj.core.api.Assertions.assertThatCode;
import static org.assertj.core.api.Assertions.assertThatThrownBy;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.onap.policy.drools.pooling.state.FilterUtils.makeAnd;
import static org.onap.policy.drools.pooling.state.FilterUtils.makeEquals;
import static org.onap.policy.drools.pooling.state.FilterUtils.makeOr;
import com.google.gson.JsonParseException;
import java.util.Map;
import java.util.TreeMap;
import org.junit.Test;
import org.onap.policy.drools.pooling.message.Message;
import org.onap.policy.drools.pooling.message.Query;
public class SerializerTest {
@Test
public void testSerializer() {
assertThatCode(() -> new Serializer()).doesNotThrowAnyException();
}
@Test
@SuppressWarnings("unchecked")
public void testEncodeFilter() throws Exception {
final Serializer ser = new Serializer();
/*
* Ensure raw maps serialize as expected. Use a TreeMap so the field
* order is predictable.
*/
Map<String, Object> top = new TreeMap<>();
Map<String, Object> inner = new TreeMap<>();
top.put("abc", 20);
top.put("def", inner);
top.put("ghi", true);
inner.put("xyz", 30);
assertEquals("{'abc':20,'def':{'xyz':30},'ghi':true}".replace('\'', '"'), ser.encodeFilter(top));
/*
* Ensure we can encode a complicated filter without throwing an
* exception
*/
Map<String, Object> complexFilter = makeAnd(makeEquals("fieldC", "valueC"),
makeOr(makeEquals("fieldA", "valueA"), makeEquals("fieldB", "valueB")));
String val = ser.encodeFilter(complexFilter);
assertFalse(val.isEmpty());
}
@Test
public void testEncodeMsg_testDecodeMsg() throws Exception {
Serializer ser = new Serializer();
Query msg = new Query("hostA");
msg.setChannel("channelB");
String encoded = ser.encodeMsg(msg);
assertNotNull(encoded);
Message decoded = ser.decodeMsg(encoded);
assertEquals(Query.class, decoded.getClass());
assertEquals(msg.getSource(), decoded.getSource());
assertEquals(msg.getChannel(), decoded.getChannel());
// should work a second time, too
encoded = ser.encodeMsg(msg);
assertNotNull(encoded);
decoded = ser.decodeMsg(encoded);
assertEquals(Query.class, decoded.getClass());
assertEquals(msg.getSource(), decoded.getSource());
assertEquals(msg.getChannel(), decoded.getChannel());
// invalid subclass when encoding
Message msg2 = new Message() {};
assertThatThrownBy(() -> ser.encodeMsg(msg2)).isInstanceOf(JsonParseException.class)
.hasMessageContaining("cannot serialize");
// missing type when decoding
final String enc2 = encoded.replaceAll("type", "other-field-name");
assertThatThrownBy(() -> ser.decodeMsg(enc2)).isInstanceOf(JsonParseException.class)
.hasMessageContaining("does not contain a field named");
// invalid type
final String enc3 = encoded.replaceAll("query", "invalid-type");
assertThatThrownBy(() -> ser.decodeMsg(enc3)).isInstanceOf(JsonParseException.class)
.hasMessage("cannot deserialize \"invalid-type\"");
}
}
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