tests/tests/os/src/android/os/cts/ParcelFileDescriptor_AutoCloseInputStreamTest.java

/*
 * Copyright (C) 2009 The Android Open Source Project
 *
 * 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 android.os.cts;

import java.io.IOException;

import android.os.ParcelFileDescriptor;
import android.os.ParcelFileDescriptor.AutoCloseInputStream;
import android.test.AndroidTestCase;

public class ParcelFileDescriptor_AutoCloseInputStreamTest extends AndroidTestCase {
    public void testAutoCloseInputStream() throws Exception {
        ParcelFileDescriptor pf = ParcelFileDescriptorTest.makeParcelFileDescriptor(getContext());

        AutoCloseInputStream in = new AutoCloseInputStream(pf);
        assertEquals(0, in.read());

        in.close();

        try {
            in.read();
            fail("Failed to throw exception.");
        } catch (IOException e) {
            // expected
        }
    }
}