/************************************************************************* /* WriteRead.java -- Tests Data{Input,Output}Stream's /* /* Copyright (c) 1998, 1999 Free Software Foundation, Inc. /* Written by Aaron M. Renn (arenn@urbanophile.com) /* /* This program 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 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 General Public License for more details. /* /* You should have received a copy of the GNU General Public License /* along with this program; if not, write to the Free Software Foundation /* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307 USA /*************************************************************************/ // Tags: JDK1.0 package gnu.testlet.wonka.io.DataOutputStream; import java.io.*; import gnu.testlet.Testlet; import gnu.testlet.TestHarness; public class WriteRead implements Testlet { public void test(TestHarness harness) { // First write it. try { FileOutputStream fos = new FileOutputStream("dataoutput.out"); DataOutputStream dos = new DataOutputStream(fos); dos.writeBoolean(true); dos.writeBoolean(false); dos.writeByte((byte)8); dos.writeByte((byte)-122); dos.writeChar((char)'a'); dos.writeChar((char)'\uE2D2'); dos.writeShort((short)32000); dos.writeInt((int)8675309); dos.writeLong(696969696969L); dos.writeFloat((float)3.1415); dos.writeDouble((double)999999999.999); dos.writeUTF("Testing code is such a boring activity but it must be done"); dos.writeUTF("a-->\u01FF\uA000\u6666\u0200RRR"); dos.close(); harness.check(true, "DataOutputStream write (conditionally"); } catch (Exception e) { harness.debug(e); harness.check(false, "DataOutputStream write"); return; } // Now read it try { FileInputStream is = new FileInputStream("dataoutput.out"); DataInputStream dis = new DataInputStream(is); harness.debug("Reading data written during write phase."); runReadTest(dis, harness); dis.close(); } catch (Exception e) { harness.debug(e); harness.check(false, "Read data written during write phase"); } } // NOTE: Same function is in gnu.testlet.java.io.DataInputStream.ReadStream // Please change that copy when you change this copy public static void runReadTest(DataInputStream dis, TestHarness harness) { try { harness.check(dis.readBoolean(), "readBoolean() true"); harness.check(!dis.readBoolean(), "readBoolean() false"); harness.check(dis.readByte(), 8, "readByte()"); harness.check(dis.readByte(), -122, "readByte()"); harness.check(dis.readChar(), 'a', "readChar()"); harness.check(dis.readChar(), '\uE2D2', "readChar()"); harness.check(dis.readShort(), 32000, "readShort()"); harness.check(dis.readInt(), 8675309, "readInt()"); harness.check(dis.readLong(), 696969696969L, "readLong()"); harness.check(Float.toString(dis.readFloat()), "3.1415", "readFloat()"); harness.check(dis.readDouble(), 999999999.999, "readDouble"); harness.check((String)dis.readUTF(), "Testing code is such a boring activity but it must be done", "readUTF()"); harness.check(dis.readUTF(), "a-->\u01FF\uA000\u6666\u0200RRR", "readUTF()"); } catch (IOException e) { harness.debug(e); harness.check(false, "Reading DataInputStream"); } } } // class WriteRead