/*
* Copyright 2008-2011 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.nominanuda.io;
import java.io.IOException;
import java.io.StringReader;
import java.nio.charset.Charset;
import org.junit.Assert;
import org.junit.Test;
public class ReaderInputStreamTest {
private IOHelper io = new IOHelper();
@Test
public void testReaderInputStream() throws IOException {
int times = 16;
String seed = "la vispaàé";
String s = doubleNtimes(seed, times);
int size = new Double(seed.length() * Math.pow(2, times)).intValue();
Assert.assertEquals(size, s.length());
ReaderInputStream ris =
new ReaderInputStream(new StringReader(s), "UTF-8");
String s1 = io.readAndCloseUtf8(ris);
Assert.assertEquals(size, s1.length());
Assert.assertEquals(s, s1);
ReaderInputStream ris2 =
new ReaderInputStream(new StringReader(s), "ISO-8859-1");
String s2 = io.readAndClose(ris2, Charset.forName("ISO-8859-1"));
Assert.assertEquals(size, s2.length());
Assert.assertEquals(s, s2);
}
private String doubleNtimes(String s, int times) {
return (times == 0) ? s : doubleNtimes(s + s, times - 1);
}
}