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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.harmony.tests.java.io;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import junit.framework.TestCase;
public class FileReaderTest extends TestCase {
FileReader br;
BufferedWriter bw;
FileInputStream fis;
File f;
/**
* java.io.FileReader#FileReader(java.io.File)
*/
public void test_ConstructorLjava_io_File() throws IOException {
bw = new BufferedWriter(new FileWriter(f.getPath()));
bw.write(" After test string", 0, 18);
bw.close();
br = new FileReader(f);
char[] buf = new char[100];
int r = br.read(buf);
br.close();
assertEquals("Failed to read correct chars", " After test string",
new String(buf, 0, r));
}
/**
* java.io.FileReader#FileReader(java.io.FileDescriptor)
*/
public void test_ConstructorLjava_io_FileDescriptor() throws IOException {
bw = new BufferedWriter(new FileWriter(f.getPath()));
bw.write(" After test string", 0, 18);
bw.close();
FileInputStream fis = new FileInputStream(f.getPath());
br = new FileReader(fis.getFD());
char[] buf = new char[100];
int r = br.read(buf);
br.close();
fis.close();
assertEquals("Failed to read correct chars", " After test string",
new String(buf, 0, r));
}
/**
* java.io.FileReader#FileReader(java.lang.String)
*/
public void test_ConstructorLjava_lang_String() throws IOException {
bw = new BufferedWriter(new FileWriter(f.getPath()));
bw.write(" After test string", 0, 18);
bw.close();
br = new FileReader(f.getPath());
char[] buf = new char[100];
int r = br.read(buf);
br.close();
assertEquals("Failed to read correct chars", " After test string",
new String(buf, 0, r));
}
/**
* Sets up the fixture, for example, open a network connection. This method
* is called before a test is executed.
*/
protected void setUp() throws IOException {
f = File.createTempFile("FileReaderTest", "tst");
}
/**
* Tears down the fixture, for example, close a network connection. This
* method is called after a test is executed.
*/
protected void tearDown() {
try {
bw.close();
} catch (Exception e) {
// Ignore
}
try {
br.close();
} catch (Exception e) {
// Ignore
}
try {
if (fis != null) {
fis.close();
}
} catch (Exception e) {
// Ignore
}
f.delete();
}
}
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