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import scala.reflect.ClassTag
object Test extends dotty.runtime.LegacyApp{
BooleanArrayClone;
ByteArrayClone;
ShortArrayClone;
CharArrayClone;
IntArrayClone;
LongArrayClone;
FloatArrayClone;
DoubleArrayClone;
ObjectArrayClone;
PolymorphicArrayClone;
}
object BooleanArrayClone{
val it : Array[Boolean] = Array(true, false);
val cloned = it.clone();
assert(cloned.sameElements(it));
cloned(0) = false;
assert(it(0) == true)
}
object ByteArrayClone{
val it : Array[Byte] = Array(1, 0);
val cloned = it.clone();
assert(cloned.sameElements(it));
cloned(0) = 0;
assert(it(0) == 1)
}
object ShortArrayClone{
val it : Array[Short] = Array(1, 0);
val cloned = it.clone();
assert(cloned.sameElements(it));
cloned(0) = 0;
assert(it(0) == 1)
}
object CharArrayClone{
val it : Array[Char] = Array(1, 0);
val cloned = it.clone();
assert(cloned.sameElements(it));
cloned(0) = 0;
assert(it(0) == 1)
}
object IntArrayClone{
val it : Array[Int] = Array(1, 0);
val cloned = it.clone();
assert(cloned.sameElements(it));
cloned(0) = 0;
assert(it(0) == 1)
}
object LongArrayClone{
val it : Array[Long] = Array(1, 0);
val cloned = it.clone();
assert(cloned.sameElements(it));
cloned(0) = 0;
assert(it(0) == 1)
}
object FloatArrayClone{
val it : Array[Float] = Array(1, 0);
val cloned = it.clone();
assert(cloned.sameElements(it));
cloned(0) = 0;
assert(it(0) == 1)
}
object DoubleArrayClone{
val it : Array[Double] = Array(1, 0);
val cloned = it.clone();
assert(cloned.sameElements(it));
cloned(0) = 0;
assert(it(0) == 1)
}
object ObjectArrayClone{
val it : Array[String] = Array("1", "0");
val cloned = it.clone();
assert(cloned.sameElements(it));
cloned(0) = "0";
assert(it(0) == "1")
}
object PolymorphicArrayClone{
def testIt[T](it : Array[T], one : T, zero : T) = {
val cloned = it.clone();
assert(cloned.sameElements(it));
cloned(0) = zero;
assert(it(0) == one)
}
testIt(Array("one", "two"), "one", "two");
class Mangler[T: ClassTag](ts : T*){
// this will always be a BoxedAnyArray even after we've unboxed its contents.
val it = ts.toArray[T];
}
val mangled = new Mangler[Int](0, 1);
val y : Array[Int] = mangled.it; // make sure it's unboxed
testIt(mangled.it, 0, 1);
}
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