/************************************************************************* /* Test.java -- Tests Piped{Input,Output}Stream /* /* Copyright (c) 1998 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 // Uses: PipedStreamTestWriter package gnu.testlet.wonka.io.PipedStream; import gnu.testlet.Testlet; import gnu.testlet.TestHarness; import java.io.*; public class Test implements Testlet { public void test(TestHarness harness) { // Set up a reasonable buffer size for this test if one is not already // specified. This is for Classpath only. // String prop = System.getProperty("gnu.java.io.pipe_size"); // if (prop == null) // System.setProperty("gnu.java.io.pipe_size", "32"); // Hmm. This appears to require JDK 1.2 try { // Set up the thread to write PipedStreamTestWriter pstw = new PipedStreamTestWriter(harness); String str = pstw.getStr(); PipedOutputStream pos = pstw.getStream(); // Now set up our reader PipedInputStream pis = new PipedInputStream(); pis.connect(pos); new Thread(pstw).start(); pstw.waitTillReady(); harness.check(pis.available() > 0, "available()"); byte[] buf = new byte[12]; int bytes_read, total_read = 0; while((bytes_read = pis.read(buf)) != -1) { harness.debug(new String(buf, 0, bytes_read), false); System.gc(); // A short delay total_read += bytes_read; } harness.check(total_read, str.length(), "total_read"); } catch (IOException e) { harness.debug("In input: " + e); e.printStackTrace(); harness.check(false); } try // repeat just enough to test connect() on output stream { // Set up the thread to write PipedStreamTestWriter pstw2 = new PipedStreamTestWriter(harness); String str2 = pstw2.getStr(); PipedOutputStream pos2 = pstw2.getStream(); // Now set up our reader PipedInputStream pis2 = new PipedInputStream(); pos2.connect(pis2); // check outputstream's connect() method harness.check(true, "output.connect(input)"); } catch (IOException e) { harness.check(false); } } } // class Test