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From-SVN: r102074
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163
libjava/classpath/test/java.io/StringBufferInputStreamTest.java
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163
libjava/classpath/test/java.io/StringBufferInputStreamTest.java
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/*************************************************************************
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/* StringBufferInputStreamTest.java -- Test StringBufferInputStream's of course
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/*
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/* Copyright (c) 1998 Free Software Foundation, Inc.
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/* Written by Aaron M. Renn (arenn@urbanophile.com)
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/*
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/* This program is free software; you can redistribute it and/or modify
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/* it under the terms of the GNU General Public License as published
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/* by the Free Software Foundation, either version 2 of the License, or
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/* (at your option) any later version.
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/*
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/* This program is distributed in the hope that it will be useful, but
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/* WITHOUT ANY WARRANTY; without even the implied warranty of
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/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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/* GNU General Public License for more details.
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/*
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/* You should have received a copy of the GNU General Public License
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/* along with this program; if not, write to the Free Software Foundation
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/* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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/*************************************************************************/
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import java.io.*;
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public class StringBufferInputStreamTest extends StringBufferInputStream
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{
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public
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StringBufferInputStreamTest(String b)
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{
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super(b);
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}
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public static void
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main(String[] argv)
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{
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System.out.println("Starting test of StringBufferInputStream.");
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System.out.flush();
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String str = "Between my freshman and sophomore years of high school\n" +
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"we moved into a brand new building. The old high school was turned\n" +
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"into an elementary school.\n";
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System.out.println("Test 1: Protected Variables");
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StringBufferInputStreamTest sbis = new StringBufferInputStreamTest(str);
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byte[] read_buf = new byte[12];
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try
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{
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sbis.read(read_buf);
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sbis.mark(0);
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boolean passed = true;
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sbis.read(read_buf);
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if (sbis.pos != (read_buf.length * 2))
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{
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passed = false;
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System.out.println("The pos variable is wrong. Expected 24 and got " +
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sbis.pos);
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}
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if (sbis.count != str.length())
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{
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passed = false;
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System.out.println("The count variable is wrong. Expected " +
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str.length() + " and got " + sbis.pos);
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}
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if (sbis.buffer != str)
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{
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passed = false;
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System.out.println("The buf variable is not correct");
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}
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if (passed)
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System.out.println("PASSED: Protected Variables Test");
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else
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System.out.println("FAILED: Protected Variables Test");
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}
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catch (IOException e)
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{
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System.out.println("FAILED: Protected Variables Test: " + e);
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}
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System.out.println("Test 2: Simple Read Test");
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sbis = new StringBufferInputStreamTest(str);
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try
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{
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int bytes_read, total_read = 0;
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while ((bytes_read = sbis.read(read_buf, 0, read_buf.length)) != -1)
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{
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System.out.print(new String(read_buf, 0, bytes_read));
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total_read += bytes_read;
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}
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sbis.close();
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if (total_read == str.length())
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System.out.println("PASSED: Simple Read Test");
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else
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System.out.println("FAILED: Simple Read Test");
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}
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catch (IOException e)
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{
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System.out.println("FAILED: Simple Read Test: " + e);
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}
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System.out.println("Test 3: mark/reset/available/skip test");
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sbis = new StringBufferInputStreamTest(str);
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try
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{
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boolean passed = true;
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sbis.read(read_buf);
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if (sbis.available() != (str.length() - read_buf.length))
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{
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passed = false;
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System.out.println("available() reported " + sbis.available() +
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" and " + (str.length() - read_buf.length) +
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" was expected");
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}
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if (sbis.skip(5) != 5)
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{
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passed = false;
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System.out.println("skip() didn't work");
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}
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if (sbis.available() != (str.length() - (read_buf.length + 5)))
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{
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passed = false;
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System.out.println("skip() lied");
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}
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if (sbis.markSupported())
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{
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passed = false;
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System.out.println("markSupported() should have returned false but returned true");
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}
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int availsave = sbis.available();
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sbis.reset();
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if (sbis.pos != 0)
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{
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passed = false;
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System.out.println("mark/reset failed to work");
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}
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if (passed)
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System.out.println("PASSED: mark/reset/available/skip test");
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else
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System.out.println("FAILED: mark/reset/available/skip test");
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}
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catch(IOException e)
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{
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System.out.println("FAILED: mark/reset/available/skip test: " + e);
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}
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System.out.println("Finished StringBufferInputStream test");
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}
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}
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