// Test for OutputStreamWriter methods // Written by Daryl Lee (dol@sources.redhat.com) // Elaboration of except.java by paul@dawa.demon.co.uk // This file is part of Mauve. // Mauve is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2, or (at your option) // any later version. // Mauve 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 General Public License for more details. // You should have received a copy of the GNU General Public License // along with Mauve; see the file COPYING. If not, write to // the Free Software Foundation, 59 Temple Place - Suite 330, // Boston, MA 02111-1307, USA. // Tags: JDK1.1 package gnu.testlet.wonka.io.OutputStreamWriter; import gnu.testlet.Testlet; import gnu.testlet.TestHarness; import java.io.OutputStreamWriter; import java.io.ByteArrayOutputStream; import java.io.IOException; public class jdk11 implements Testlet { public void test (TestHarness harness) { try { String tstr = "ABCDEFGH"; ByteArrayOutputStream baos = new ByteArrayOutputStream(); OutputStreamWriter osw = new OutputStreamWriter (baos); //Default encoding harness.check(true, "OutputStreamWriter(writer)"); harness.check(osw.getEncoding() != null, "non-null getEncoding"); osw.write(tstr.charAt(0)); // 'A' harness.check(true,"write(int)"); osw.write("ABCDE", 1, 3); // 'ABCD' harness.check(true,"write(string, off, len)"); char[] cbuf = new char[8]; tstr.getChars(4, 8, cbuf, 0); osw.write(cbuf, 0, 4); // 'ABCDEFGH' harness.check(true,"write(char[], off, len)"); osw.flush(); harness.check(true, "flush()"); harness.check(baos.toString(), tstr, "Wrote all characters okay"); osw.close (); harness.check(osw.getEncoding(), null, "null encoding after close"); ByteArrayOutputStream baos2 = new ByteArrayOutputStream(); // ISO-8859-1 is a required encoding and this is the // "preferred" name, latin1 is a legal alias // see also http://www.iana.org/assignments/character-sets OutputStreamWriter osw2 = new OutputStreamWriter(baos2, "ISO-8859-1"); // Note that for java.io the canonical name as returned by // getEncoding() must be the "historical" name. ISO8859_1. harness.check(osw2.getEncoding(), "ISO8859_1", "OutputStreamWriter(writer, encoding)"); osw2.close (); osw2 = new OutputStreamWriter(baos2, "latin1"); harness.check(osw2.getEncoding(), "ISO8859_1", "OutputStreamWriter(writer, encoding) // alias"); osw2.close (); } catch (IOException e) { harness.check(false, "IOException unexpected"); } } }