log4j-api-kotlin/src/test/kotlin/org.apache.logging.log4j.kotlin/LoggerTopLevelTest.kt

/*
 * 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,
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 * See the license for the specific language governing permissions and
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package org.apache.logging.log4j.kotlin

import org.apache.logging.log4j.Level
import org.apache.logging.log4j.kotlin.support.withListAppender
import org.junit.Test
import kotlin.test.assertEquals

val LOG = logger {}

class LoggerTopLevelTest {

    @Test
    fun `Logging from a top level instantiation the correct class name`() {
        val msg = "This is an error log."
        val msgs = withListAppender { _, _ ->
          LOG.error(msg)
        }

        assertEquals(1, msgs.size.toLong())

        msgs.first().also {
            assertEquals(Level.ERROR, it.level)
            assertEquals(msg, it.message.format)
            assertEquals(LoggerTopLevelTest::class.qualifiedName, it.loggerName)
        }
    }
}