groovy-core/src/test/groovy/SerializeTest.groovy

package groovy

class SerializeTest extends GroovyTestCase {

    void testFoo() {
        def foo = new Foo()
        foo.name = "Gromit"
        foo.location = "Moon"

        def buffer = write(foo)
        def object = read(buffer)

        assert object != null
        assert object.metaClass != null , "Should have a metaclass!"
        assert object.name == "Gromit"
        assert object.location == "Moon"
        assert object.class.name == "groovy.Foo"
        def fooClass = this.class.classLoader.systemClassLoader.loadClass('groovy.Foo')
        assert foo.class == fooClass
        assert object.class == fooClass
    }
    
    def write(object) {
        def buffer = new ByteArrayOutputStream()
        def out = new ObjectOutputStream(buffer)
        out << object
        out.close()
        return buffer.toByteArray()
    }
    
    def read(buffer) {
        def input = new ObjectInputStream(new ByteArrayInputStream(buffer))
        def object = input.readObject()
        input.close()
        return object
    }

}