compile-test.kt

private val SERIALIZABLE_OBJECT = """
    import java.io.Serializable
    object Serial : Serializable
""".source()

@Test
fun `adds readResolve to obj extending Serializable`() {
    compiler.sources = listOf(SERIALIZABLE_OBJECT)
    val result = compiler.compile()
    val klass = result.classLoader.loadClass("Serial")
    assertTrue(klass.methods.any { it.addedReadResolve()})
}

private fun Method.addedReadResolve() =
    name == "readResolve"
    && parameterCount == 0
    && returnType == Object::class.java
    && isSynthetic