UnclosableInputStreamTest.java

/*
 * Copyright 2010-2017 Norwegian Agency for Public Management and eGovernment (Difi)
 *
 * Licensed under the EUPL, Version 1.1 or – as soon they
 * will be approved by the European Commission - subsequent
 * versions of the EUPL (the "Licence");
 *
 * You may not use this work except in compliance with the Licence.
 *
 * You may obtain a copy of the Licence at:
 *
 * https://joinup.ec.europa.eu/community/eupl/og_page/eupl
 *
 * Unless required by applicable law or agreed to in
 * writing, software distributed under the Licence is
 * distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied.
 * See the Licence for the specific language governing
 * permissions and limitations under the Licence.
 */

package no.difi.oxalis.commons.io;

import com.google.common.io.ByteStreams;
import org.testng.Assert;
import org.testng.annotations.Test;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;

public class UnclosableInputStreamTest {

    @Test
    public void simple() throws IOException {
        InputStream inputStream = new ByteArrayInputStream("Hello World!".getBytes());

        try (InputStream content = new UnclosableInputStream(inputStream)) {
            ByteStreams.exhaust(content);
        } // close() is called here.

        Assert.assertEquals(inputStream.read(), -1);
    }
}