--[[

Copyright 2014 The Luvit Authors. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS-IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

--]]

local core = require("core")
local Object = core.Object
local Emitter = core.Emitter
local instanceof = core.instanceof

require('tap')(function (test)
  test("test instanceof", function()
    local o = Object:new()
    local e = Emitter:new()

    assert(instanceof(o, Object))
    assert(not instanceof(o, Emitter))

    assert(instanceof(e, Emitter))
    assert(instanceof(e, Object))

    assert(not instanceof({}, Object))
    assert(not instanceof(2, Object))
    assert(not instanceof('a', Object))
    assert(not instanceof(function() end, Object))

    -- Caveats: We would like to these to be false, but we could not.
    assert(instanceof(Object, Object))
    assert(instanceof(Emitter, Object))
  end)
end)