package org.apidesign.effectivelist

import org.junit._

import Assert._

// BEGIN: effectivelist.point

class Point(val x: Int, val y : Int);

// END: effectivelist.point

class ListMixinTest {

  // BEGIN: effectivelist.convert

  class ListablePoint(x: Int, y: Int)

  extends Point(x,y) with Listable[ListablePoint] {

    def this(r : Point) = this(r.x, r.y)

  }

  implicit def toList(p : Point) : ListablePoint = new ListablePoint(p)

  @Test def useThePlainOldPointInList : Unit = {

    val list = new List[ListablePoint]

    list.add(new Point(10, 20))

    assertEquals("One element", 1, list.size)

    assertEquals("X is 10", 10, list.get(0).x)

    assertEquals("y is 20", 20, list.get(0).y)

  }

  // END: effectivelist.convert

}