/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.common.xcontent.cbor;
import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.dataformat.cbor.CBORFactory;
import org.elasticsearch.common.io.stream.BytesStreamOutput;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.common.xcontent.XContentGenerator;
import org.elasticsearch.common.xcontent.XContentParser;
import org.elasticsearch.common.xcontent.XContentType;
import org.elasticsearch.test.ElasticsearchTestCase;
import org.junit.Test;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.nullValue;
/**
*
*/
public class JsonVsCborTests extends ElasticsearchTestCase {
@Test
public void compareParsingTokens() throws IOException {
BytesStreamOutput xsonOs = new BytesStreamOutput();
XContentGenerator xsonGen = XContentFactory.xContent(XContentType.CBOR).createGenerator(xsonOs);
BytesStreamOutput jsonOs = new BytesStreamOutput();
XContentGenerator jsonGen = XContentFactory.xContent(XContentType.JSON).createGenerator(jsonOs);
xsonGen.writeStartObject();
jsonGen.writeStartObject();
xsonGen.writeStringField("test", "value");
jsonGen.writeStringField("test", "value");
xsonGen.writeArrayFieldStart("arr");
jsonGen.writeArrayFieldStart("arr");
xsonGen.writeNumber(1);
jsonGen.writeNumber(1);
xsonGen.writeNull();
jsonGen.writeNull();
xsonGen.writeEndArray();
jsonGen.writeEndArray();
xsonGen.writeEndObject();
jsonGen.writeEndObject();
xsonGen.close();
jsonGen.close();
verifySameTokens(XContentFactory.xContent(XContentType.JSON).createParser(jsonOs.bytes().toBytes()), XContentFactory.xContent(XContentType.CBOR).createParser(xsonOs.bytes().toBytes()));
}
private void verifySameTokens(XContentParser parser1, XContentParser parser2) throws IOException {
while (true) {
XContentParser.Token token1 = parser1.nextToken();
XContentParser.Token token2 = parser2.nextToken();
if (token1 == null) {
assertThat(token2, nullValue());
return;
}
assertThat(token1, equalTo(token2));
switch (token1) {
case FIELD_NAME:
assertThat(parser1.currentName(), equalTo(parser2.currentName()));
break;
case VALUE_STRING:
assertThat(parser1.text(), equalTo(parser2.text()));
break;
case VALUE_NUMBER:
assertThat(parser1.numberType(), equalTo(parser2.numberType()));
assertThat(parser1.numberValue(), equalTo(parser2.numberValue()));
break;
}
}
}
}