1 /* 2 * Copyright (c) 2012-2023, jcabi.com 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 1) Redistributions of source code must retain the above 8 * copyright notice, this list of conditions and the following 9 * disclaimer. 2) Redistributions in binary form must reproduce the above 10 * copyright notice, this list of conditions and the following 11 * disclaimer in the documentation and/or other materials provided 12 * with the distribution. 3) Neither the name of the jcabi.com nor 13 * the names of its contributors may be used to endorse or promote 14 * products derived from this software without specific prior written 15 * permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT 19 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND 20 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 21 * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 28 * OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 package com.jcabi.log; 31 32 import java.io.StringWriter; 33 import java.util.concurrent.TimeUnit; 34 import org.apache.log4j.Appender; 35 import org.apache.log4j.Level; 36 import org.apache.log4j.LogManager; 37 import org.apache.log4j.PatternLayout; 38 import org.apache.log4j.WriterAppender; 39 import org.hamcrest.MatcherAssert; 40 import org.hamcrest.Matchers; 41 import org.junit.jupiter.api.Test; 42 43 /** 44 * Test case for %L pattern. 45 * If you change this class, you have to care about line number 46 * in "com.jcabi.log.LineNumberTest:72" 47 * @since 1.18 48 */ 49 final class LineNumberTest { 50 51 /** 52 * Conversation pattern for test case. 53 */ 54 private static final String CONV_PATTERN = "%c:%L"; 55 56 @Test 57 void testLineNumber() throws Exception { 58 final PatternLayout layout = new PatternLayout(); 59 layout.setConversionPattern(LineNumberTest.CONV_PATTERN); 60 final org.apache.log4j.Logger root = LogManager.getRootLogger(); 61 final Level level = root.getLevel(); 62 root.setLevel(Level.INFO); 63 final StringWriter writer = new StringWriter(); 64 final Appender appender = new WriterAppender(layout, writer); 65 root.addAppender(appender); 66 try { 67 Logger.info(this, "Test"); 68 TimeUnit.MILLISECONDS.sleep(1L); 69 MatcherAssert.assertThat( 70 writer.toString(), 71 Matchers.containsString( 72 "com.jcabi.log.LineNumberTest:241" 73 ) 74 ); 75 } finally { 76 root.removeAppender(appender); 77 root.setLevel(level); 78 } 79 } 80 }