///var a = new Dictionary()
///a["key"] = 5
///a["key"]
5
///a["key"] = 6
///var key2 = new Test()
///a[key2] = 23
///var key3 = new Test()
///a[key3] = "Key3 True Value"
///a["key3"] = "Key3 False Value"
///var key4 = {"toString": function() { return "key4"; }}
///a[key4] = "Key4 True Value"
///a["key4"] = "Key4 False Value"
///a[13] = "i've been found!"
///a["13"] = "no I haven't"
///a[1.123] = "this violates Rust!"
///a["1.123"] = "this is perfectly acceptable"
///a[undefined] = "oh no"
///a["undefined"] = "uh huh..."
///a[null] = "oh YES!"
///a["null"] = "yeah sure"
///a[true] = "true"
///a["true"] = "stringy true"
///a[false] = "false"
///a["false"] = "stringy false"
///a.hasOwnProperty("key")
true
///a.hasOwnProperty(key2)
false
///a.hasOwnProperty(key3)
false
///a.hasOwnProperty("key3")
true
///a.hasOwnProperty(key4)
true
///a.hasOwnProperty("key4")
true
///a.hasOwnProperty(13)
true
///a.hasOwnProperty(1.123)
true
///a.hasOwnProperty("1.123")
true
///a.hasOwnProperty(undefined)
true
///a.hasOwnProperty("undefined")
true
///a.hasOwnProperty(null)
true
///a.hasOwnProperty("null")
true
///a.hasOwnProperty(true)
true
///a.hasOwnProperty("true")
true
///a.hasOwnProperty(false)
true
///a.hasOwnProperty("false")
true
///a.hasOwnProperty(new Test())
false
///a[a] = a
false
