text: var tape = require('tape')
    , caseless = require('./')
    ;
  
  tape('set get has', function (t) {
    var headers = {}
      , c = caseless(headers)
      ;
    t.plan(17)
    c.set('a-Header', 'asdf')
    t.equal(c.get('a-header'), 'asdf')
    t.equal(c.has('a-header'), 'a-Header')
    t.ok(!c.has('nothing'))
    // old bug where we used the wrong regex
    t.ok(!c.has('a-hea'))
    c.set('a-header', 'fdsa')
    t.equal(c.get('a-header'), 'fdsa')
    t.equal(c.get('a-Header'), 'fdsa')
    c.set('a-HEADER', 'more', false)
    t.equal(c.get('a-header'), 'fdsa,more')
  
    t.deepEqual(headers, {'a-Header': 'fdsa,more'})
    c.swap('a-HEADER')
    t.deepEqual(headers, {'a-HEADER': 'fdsa,more'})
  
    c.set('deleteme', 'foobar')
    t.ok(c.has('deleteme'))
    t.ok(c.del('deleteme'))
    t.notOk(c.has('deleteme'))
    t.notOk(c.has('idonotexist'))
    t.ok(c.del('idonotexist'))
  
    c.set('tva', 'test1')
    c.set('tva-header', 'test2')
    t.equal(c.has('tva'), 'tva')
    t.notOk(c.has('header'))
  
    t.equal(c.get('tva'), 'test1')
  
  })
  