protobuf/java/src/device/test/java/com/google/protobuf/nano/NanoAndroidTest.java

// Protocol Buffers - Google's data interchange format
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// http://code.google.com/p/protobuf/
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package com.google.protobuf.nano;

import android.os.Parcel;

import com.google.protobuf.nano.UnittestSimpleNano.SimpleMessageNano;
import com.google.protobuf.nano.UnittestSimpleNano.SimpleMessageNano.NestedMessage;
import com.google.protobuf.nano.testext.Extensions.ContainerMessage;
import com.google.protobuf.nano.testext.Extensions.ExtendableMessage;

import junit.framework.TestCase;

public class NanoAndroidTest extends TestCase {
    public void testParceling() {
        SimpleMessageNano message = new SimpleMessageNano();
        message.d = 54321;
        message.nestedMsg = new NestedMessage();
        message.nestedMsg.bb = 12345;
        message.defaultNestedEnum = SimpleMessageNano.FOO;

        Parcel parcel = null;
        try {
            parcel = Parcel.obtain();
            parcel.writeParcelable(message, 0);
            parcel.setDataPosition(0);
            message = parcel.readParcelable(getClass().getClassLoader());
        } finally {
            if (parcel != null) {
                parcel.recycle();
            }
        }

        assertEquals(54321, message.d);
        assertEquals(12345, message.nestedMsg.bb);
        assertEquals(SimpleMessageNano.FOO, message.defaultNestedEnum);
    }

    public void testExtendableParceling() {
        ExtendableMessage message = new ExtendableMessage();
        message.field = 12345;
        message.setExtension(ContainerMessage.anotherThing, true);

        Parcel parcel = null;
        try {
            parcel = Parcel.obtain();
            parcel.writeParcelable(message, 0);
            parcel.setDataPosition(0);
            message = parcel.readParcelable(getClass().getClassLoader());
        } finally {
            if (parcel != null) {
                parcel.recycle();
            }
        }

        assertEquals(12345, message.field);
        assertTrue((boolean) message.getExtension(ContainerMessage.anotherThing));
    }
}