==========

* Fix emitted 416 error missing headers property

* Limit the headers removed for 304 response

* deps: depd@2.0.0

- Replace internal `eval` usage with `Function` constructor

- Use instance methods on `process` to check for listeners

}

/**

* Strip content-* header fields.

* Strip various content header fields for a change in entity.

*

* @private

*/

SendStream.prototype.removeContentHeaderFields = function removeContentHeaderFields () {

var res = this.res

var headers = getHeaderNames(res)

for (var i = 0; i < headers.length; i++) {

var header = headers[i]

if (header.substr(0, 8) === 'content-' && header !== 'content-location') {

res.removeHeader(header)

}

}

res.removeHeader('Content-Encoding')

res.removeHeader('Content-Language')

res.removeHeader('Content-Length')

res.removeHeader('Content-Range')

res.removeHeader('Content-Type')

}

/**

})

})

it('should not remove all Content-* headers', function (done) {

var server = createServer({ root: fixtures }, function (req, res) {

res.setHeader('Content-Location', 'http://localhost/name.txt')

res.setHeader('Content-Security-Policy', 'default-src \'self\'')

})

request(server)

.get('/name.txt')

.expect(200, function (err, res) {

if (err) return done(err)

request(server)

.get('/name.txt')

.set('If-None-Match', res.headers.etag)

.expect(shouldNotHaveHeader('Content-Length'))

.expect(shouldNotHaveHeader('Content-Type'))

.expect('Content-Location', 'http://localhost/name.txt')

.expect('Content-Security-Policy', 'default-src \'self\'')

.expect(304, done)

})

})

describe('where "If-Match" is set', function () {

it('should respond with 200 when "*"', function (done) {

request(app)