gistfile1.txt

describe 'with an array with non bytes', ->
  arg = [2, 4, -12]

  subject =
    try
      type.dress(arg)
    catch e
      e

  it 'should raise an error', ->
    subject.should.be.an.instanceof(TypeError)
    subject.message.should.equal("Invalid value `-12` for Byte")

  it 'should have correct location', ->
    subject.location.should.equal("2")

describe 'with an array with duplicates', ->
  arg = [2, 4, 2]

  subject =
    try
      type.dress(arg)
    catch e
      e

  it 'should raise an error', ->
    subject.should.be.an.instanceof(TypeError)
    subject.message.should.equal("Duplicate value `2`")

  it 'should have correct location', ->
    subject.location.should.equal("2")

3. SetType#dress when invalid with an array with non bytes should raise an error
   Message:
   AssertionError: expected [ 2, 4, 2 ] to be an instance of TypeError