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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.juli;
import java.io.StringReader;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.logging.Formatter;
import java.util.logging.Level;
import java.util.logging.LogRecord;
import org.junit.Assert;
import org.junit.Test;
import org.apache.tomcat.util.json.JSONParser;
public class TestJsonFormatter {
@Test
public void testFormat() throws Exception {
Formatter formatter = new JsonFormatter();
LogRecord logRecord = new LogRecord(Level.FINE, "Test log message");
logRecord.setSourceClassName("org.apache.juli.TestJsonFormatter");
logRecord.setSourceMethodName("testFormat");
try {
throw new IllegalStateException("Bad state");
} catch (IllegalStateException e) {
logRecord.setThrown(e);
}
String result = formatter.format(logRecord);
// Verify JSON content
Assert.assertTrue(result.startsWith("{"));
JSONParser parser = new JSONParser(new StringReader(result));
LinkedHashMap<String,Object> json = parser.object();
Assert.assertEquals(json.get("method"), "testFormat");
@SuppressWarnings("unchecked")
ArrayList<Object> trace = (ArrayList<Object>) json.get("throwable");
Assert.assertEquals(trace.get(0), "java.lang.IllegalStateException: Bad state");
}
}
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