IOUtilsTests.java

/*
 * ====================
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2008-2009 Sun Microsystems, Inc. All rights reserved.
 *
 * The contents of this file are subject to the terms of the Common Development
 * and Distribution License("CDDL") (the "License").  You may not use this file
 * except in compliance with the License.
 *
 * You can obtain a copy of the License at
 * http://opensource.org/licenses/cddl1.php
 * See the License for the specific language governing permissions and limitations
 * under the License.
 *
 * When distributing the Covered Code, include this CDDL Header Notice in each file
 * and include the License file at http://opensource.org/licenses/cddl1.php.
 * If applicable, add the following below this CDDL Header, with the fields
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package org.identityconnectors.common;

import static org.testng.Assert.assertTrue;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.Reader;
import java.io.Writer;

import org.testng.annotations.Test;

public class IOUtilsTests {

    // =======================================================================
    // JUnit Tests
    // =======================================================================
    @Test
    public void quietClose() {
        // test reader
        ExceptionReader rdr = new ExceptionReader();
        IOUtil.quietClose(rdr);
        assertTrue(rdr.closeCalled);
        // test input stream
        ExceptionInputStream ins = new ExceptionInputStream();
        IOUtil.quietClose(ins);
        assertTrue(ins.closeCalled);
        // test outputstream
        ExceptionOutputStream os = new ExceptionOutputStream();
        IOUtil.quietClose(os);
        assertTrue(os.closeCalled);
        // test writer
        ExceptionWriter wrt = new ExceptionWriter();
        IOUtil.quietClose(wrt);
        assertTrue(wrt.closeCalled);
    }

    @Test
    public void resourcePath() {
        // test resource path returns the right thing..
    }

    // public static String getResourcePath(Class<?> c, String res) {
    // public static InputStream getResourceAsStream(Class<?> clazz, String res)
    // {
    // public static byte[] getResourceAsBytes(Class<?> clazz, String res) {
    // public static String getResourceAsString(Class<?> clazz, String res,
    // Charset charset) {
    // public static String getResourceAsString(Class<?> clazz, String res) {

    static class ExceptionReader extends Reader {
        boolean closeCalled;

        @Override
        public void close() throws IOException {
            closeCalled = true;
            throw new IOException();
        }

        @Override
        public int read(char[] arg0, int arg1, int arg2) throws IOException {
            return 0;
        }
    }

    static class ExceptionInputStream extends InputStream {
        boolean closeCalled;

        @Override
        public void close() throws IOException {
            closeCalled = true;
            throw new IOException();
        }

        @Override
        public int read() throws IOException {
            return 0;
        }
    }

    static class ExceptionWriter extends Writer {
        boolean closeCalled;

        @Override
        public void close() throws IOException {
            closeCalled = true;
            throw new IOException();
        }

        @Override
        public void flush() throws IOException {
        }

        @Override
        public void write(char[] arg0, int arg1, int arg2) throws IOException {
        }
    }

    static class ExceptionOutputStream extends OutputStream {
        boolean closeCalled;

        @Override
        public void close() throws IOException {
            closeCalled = true;
            throw new IOException();
        }

        @Override
        public void write(int arg0) throws IOException {
        }
    }
}