diff options
Diffstat (limited to 'elki/src/test/java/de/lmu/ifi/dbs/elki/logging/TestOutputStreamLogger.java')
-rwxr-xr-x | elki/src/test/java/de/lmu/ifi/dbs/elki/logging/TestOutputStreamLogger.java | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/elki/src/test/java/de/lmu/ifi/dbs/elki/logging/TestOutputStreamLogger.java b/elki/src/test/java/de/lmu/ifi/dbs/elki/logging/TestOutputStreamLogger.java new file mode 100755 index 00000000..bbde0e42 --- /dev/null +++ b/elki/src/test/java/de/lmu/ifi/dbs/elki/logging/TestOutputStreamLogger.java @@ -0,0 +1,62 @@ +package de.lmu.ifi.dbs.elki.logging; + +/* + This file is part of ELKI: + Environment for Developing KDD-Applications Supported by Index-Structures + + Copyright (C) 2015 + Ludwig-Maximilians-Universität München + Lehr- und Forschungseinheit für Datenbanksysteme + ELKI Development Team + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU Affero General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Affero General Public License for more details. + + You should have received a copy of the GNU Affero General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +import static org.junit.Assert.assertEquals; + +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.io.Writer; + +import org.junit.Test; + +import de.lmu.ifi.dbs.elki.JUnit4Test; + +/** + * Small experiment to assert the console output logger works as expected. + * + * @author Erich Schubert + * + */ +public class TestOutputStreamLogger implements JUnit4Test { + /** + * Write a couple of messages to the console output writer and compare the + * resulting characters. + * + * @throws IOException on errors. + */ + @Test + public final void testWriteString() throws IOException { + ByteArrayOutputStream buf = new ByteArrayOutputStream(); + Writer wri = new OutputStreamLogger(buf); + wri.write("Test." + OutputStreamLogger.NEWLINE); + wri.write("\r123"); + wri.write("\r23"); + wri.write("\r3"); + wri.write("Test."); + String should = "Test." + OutputStreamLogger.NEWLINE + "\r123\r \r23\r \r3" + OutputStreamLogger.NEWLINE + "Test."; + assertEquals("Output doesn't match requirements.", should, buf.toString()); + wri.close(); + } +} |