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From-SVN: r102074
This commit is contained in:
Tom Tromey 2005-07-16 00:30:23 +00:00
parent 6f4434b39b
commit f911ba985a
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174
libjava/classpath/test/java.io/DataInputOutputTest.java Normal file
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/*************************************************************************
/* DataInputOutputTest.java -- Tests Data{Input,Output}Stream's
/*
/* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
/*************************************************************************/
import java.io.*;
// Write some data using DataOutput and read it using DataInput.
public class DataInputOutputTest
{
public static void
runReadTest(String filename, int seq, String testname)
{
try
{
System.out.println("Test " + seq + ": " + testname);
FileInputStream fis = new FileInputStream(filename);
DataInputStream dis = new DataInputStream(fis);
boolean passed = true;
boolean b = dis.readBoolean();
if (b != true)
{
passed = false;
System.out.println("Failed to read boolean. Expected true and got false");
}
b = dis.readBoolean();
if (b != false)
{
passed = false;
System.out.println("Failed to read boolean. Expected false and got true");
}
byte bt = dis.readByte();
if (bt != 8)
{
passed = false;
System.out.println("Failed to read byte. Expected 8 and got "+ bt);
}
bt = dis.readByte();
if (bt != -122)
{
passed = false;
System.out.println("Failed to read byte. Expected -122 and got "+ bt);
}
char c = dis.readChar();
if (c != 'a')
{
passed = false;
System.out.println("Failed to read char. Expected a and got " + c);
}
c = dis.readChar();
if (c != '\uE2D2')
{
passed = false;
System.out.println("Failed to read char. Expected \\uE2D2 and got " + c);
}
short s = dis.readShort();
if (s != 32000)
{
passed = false;
System.out.println("Failed to read short. Expected 32000 and got " + s);
}
int i = dis.readInt();
if (i != 8675309)
{
passed = false;
System.out.println("Failed to read int. Expected 8675309 and got " + i);
}
long l = dis.readLong();
if (l != 696969696969L)
{
passed = false;
System.out.println("Failed to read long. Expected 696969696969 and got " + l);
}
float f = dis.readFloat();
if (!Float.toString(f).equals("3.1415"))
{
passed = false;
System.out.println("Failed to read float. Expected 3.1415 and got " + f);
}
double d = dis.readDouble();
if (d != 999999999.999)
{
passed = false;
System.out.println("Failed to read double. Expected 999999999.999 and got " + d);
}
String str = dis.readUTF();
if (!str.equals("Testing code is such a boring activity but it must be done"))
{
passed = false;
System.out.println("Read unexpected String: " + str);
}
str = dis.readUTF();
if (!str.equals("a-->\u01FF\uA000\u6666\u0200RRR"))
{
passed = false;
System.out.println("Read unexpected String: " + str);
}
if (passed)
System.out.println("PASSED: " + testname + " read test");
else
System.out.println("FAILED: " + testname + " read test");
}
catch (IOException e)
{
System.out.println("FAILED: " + testname + " read test: " + e);
}
}
public static void
main(String[] argv)
{
System.out.println("Started test of DataInputStream and DataOutputStream");
try
{
System.out.println("Test 1: DataOutputStream write test");
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();
// We'll find out if this was really right later, but conditionally
// report success for now
System.out.println("PASSED: DataOutputStream write test");
}
catch(IOException e)
{
System.out.println("FAILED: DataOutputStream write test: " + e);
}
runReadTest("dataoutput.out", 2, "Read of JCL written data file");
runReadTest("dataoutput-jdk.out", 3, "Read of JDK written data file");
} // main
} // class DataInputOutputTest