package org.teiid.core.util;
import static org.junit.Assert.*;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.nio.charset.Charset;
import org.junit.Test;
@SuppressWarnings({"nls","resource"})
public class TestInputStreamReader {
@Test public void testMultiByte() throws Exception {
InputStreamReader isr = new InputStreamReader(new ByteArrayInputStream(new byte[] {(byte)80, (byte)-61, (byte)-70}), Charset.forName("UTF-8").newDecoder(), 2);
assertEquals(80, isr.read());
assertEquals(250, isr.read());
}
@Test public void testMultiByte1() throws Exception {
InputStreamReader isr = new InputStreamReader(new ByteArrayInputStream(new byte[] {(byte)80, (byte)-61, (byte)-70, (byte)-61, (byte)-70, (byte)80, (byte)-61, (byte)-70}), Charset.forName("UTF-8").newDecoder(), 4);
int count = 0;
while (isr.read() != -1) {
count++;
}
assertEquals(5, count);
}
@Test(expected=IOException.class) public void testError() throws Exception {
InputStreamReader isr = new InputStreamReader(new ByteArrayInputStream(new byte[] {(byte)80, (byte)-61, (byte)-70, (byte)-61, (byte)-70, (byte)80, (byte)-61, (byte)-70}), Charset.forName("ASCII").newDecoder(), 4);
while (isr.read() != -1) {
}
}
}