/**
* 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.ambari.server.controller.logging;
import static org.junit.Assert.assertEquals;
import java.io.StringReader;
import java.util.List;
import org.codehaus.jackson.map.AnnotationIntrospector;
import org.codehaus.jackson.map.ObjectMapper;
import org.codehaus.jackson.map.ObjectReader;
import org.codehaus.jackson.map.annotate.JsonSerialize;
import org.codehaus.jackson.map.introspect.JacksonAnnotationIntrospector;
import org.junit.Test;
public class LogLevelQueryResponseTest {
private static final String TEST_JSON_INPUT_LOG_LEVEL_QUERY =
"{\"pageSize\":\"0\",\"queryTimeMS\":\"1459970731998\",\"resultSize\":\"6\",\"startIndex\":\"0\",\"totalCount\":\"0\"," +
"\"vNameValues\":[{\"name\":\"FATAL\",\"value\":\"0\"},{\"name\":\"ERROR\",\"value\":\"0\"}," +
"{\"name\":\"WARN\",\"value\":\"41\"},{\"name\":\"INFO\",\"value\":\"186\"},{\"name\":\"DEBUG\",\"value\":\"0\"}," +
"{\"name\":\"TRACE\",\"value\":\"0\"}]}";
@Test
public void testBasicParsing() throws Exception {
// setup a reader for the test JSON data
StringReader stringReader =
new StringReader(TEST_JSON_INPUT_LOG_LEVEL_QUERY);
// setup the Jackson mapper/reader to read in the data structure
ObjectMapper mapper =
new ObjectMapper();
AnnotationIntrospector introspector =
new JacksonAnnotationIntrospector();
mapper.setAnnotationIntrospector(introspector);
mapper.getSerializationConfig().setSerializationInclusion(JsonSerialize.Inclusion.NON_NULL);
ObjectReader logLevelQueryResponseReader =
mapper.reader(LogLevelQueryResponse.class);
LogLevelQueryResponse result =
logLevelQueryResponseReader.readValue(stringReader);
// expected values taken from JSON input string declared above
assertEquals("startIndex not parsed properly",
"0", result.getStartIndex());
assertEquals("pageSize not parsed properly",
"0", result.getPageSize());
assertEquals("totalCount not parsed properly",
"0", result.getTotalCount());
assertEquals("resultSize not parsed properly",
"6", result.getResultSize());
assertEquals("queryTimeMS not parsed properly",
"1459970731998", result.getQueryTimeMS());
assertEquals("Incorrect number of log level count items parsed",
6, result.getNameValueList().size());
List<NameValuePair> resultList =
result.getNameValueList();
assertNameValuePair("FATAL", "0", resultList.get(0));
assertNameValuePair("ERROR", "0", resultList.get(1));
assertNameValuePair("WARN", "41", resultList.get(2));
assertNameValuePair("INFO", "186", resultList.get(3));
assertNameValuePair("DEBUG", "0", resultList.get(4));
assertNameValuePair("TRACE", "0", resultList.get(5));
}
/**
* Convenience method for asserting on the values of NameValuePair instances
*
* @param expectedName the expected name
* @param expectedValue the expected value
* @param nameValuePair the NameValuePair instance to test
*/
static void assertNameValuePair(String expectedName, String expectedValue, NameValuePair nameValuePair) {
assertEquals("Unexpected name found in this pair",
expectedName, nameValuePair.getName());
assertEquals("Unexpected value found in this pair",
expectedValue, nameValuePair.getValue());
}
}