require "test_helper"

using Plum::BinaryString
class ResponseTest < Minitest::Test
  def test_finished
    resp = Response.new
    resp._headers({})
    assert_equal(false, resp.finished?)
    resp._finish
    assert_equal(true, resp.finished?)
  end

  def test_fail
    resp = Response.new
    resp._fail
    assert(true, resp.failed?)
  end

  def test_status
    resp = Response.new
    resp._headers([
      [":status", "200"]
    ])
    assert_equal("200", resp.status)
  end

  def test_headers
    resp = Response.new
    resp._headers([
      [":status", "200"],
      ["header", "abc"]
    ])
    assert_equal("abc", resp[:HEADER])
  end

  def test_body
    resp = Response.new
    resp._headers({})
    resp._chunk("a")
    resp._chunk("b")
    resp._finish
    assert_equal("ab", resp.body)
  end

  def test_body_not_finished
    resp = Response.new
    resp._headers({})
    resp._chunk("a")
    resp._chunk("b")
    assert_raises { # TODO
      resp.body
    }
  end

  def test_on_chunk
    resp = Response.new
    resp._headers({})
    res = []
    resp._chunk("a")
    resp._chunk("b")
    resp._finish
    resp.on_chunk { |chunk| res << chunk }
    assert_equal(["a", "b"], res)
    resp._chunk("c")
    assert_equal(["a", "b", "c"], res)
  end

  def test_on_finish
    resp = Response.new
    resp._headers({})
    ran = false
    resp.on_finish { ran = true }
    resp._finish
    assert(ran)
    ran = false
    resp.on_finish { ran = true }
    assert(ran)
  end
end