tests/kaffe/ReaderTest.java

   1 // ReaderMarkTest.java
   2 // submitted by Dalibor Topic <dtopic@socs.uts.edu.au>
   3
   4 import java.io.*;
   5
   6 public class ReaderTest {
   7         public static void main(String [] args) {
   8                 Reader pr = new Reader() {
   9                         private int counter = 0;
  10                         public void close() throws IOException {
  11                         }
  12                         public int read(char buf[], int offset, int count)
  13                                         throws IOException {
  14                                 if ((counter += count) >= 10000)
  15                                         throw new IOException("enough");
  16                                 return count;
  17                         }
  18                 };
  19                 // test mark()
  20                 try {
  21                         pr.mark(0);
  22                 } catch (IOException e) {
  23                         System.out.println(e.toString());
  24                 }
  25                 // test reset()
  26                 try {
  27                         pr.reset();
  28                 }
  29                 catch (IOException e) {
  30                         System.out.println(e.toString());
  31                 }
  32                 // test ready()
  33                 try {
  34                         System.out.println(pr.ready());
  35                 } catch (IOException e) {
  36                         System.out.println(e.toString());
  37                 }
  38                 // test skip()
  39                 try {
  40                         System.out.println(pr.skip(10000));
  41                 } catch (IOException e) {
  42                         System.out.println(e.toString());
  43                 }
  44         }
  45 }
  46
  47 /* Expected Output:
  48 java.io.IOException: mark() not supported
  49 java.io.IOException: reset() not supported
  50 false
  51 java.io.IOException: enough
  52 */