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local socket = require("socket")
local headers = require("socket.headers")
-- the original hardcoded table this file used to contain, kept here so the
-- refactor to dynamic generation + a small anomaly table can be checked for
-- regressions.
local canonic = {
["accept"] = "Accept",
["accept-charset"] = "Accept-Charset",
["accept-encoding"] = "Accept-Encoding",
["accept-language"] = "Accept-Language",
["accept-ranges"] = "Accept-Ranges",
["action"] = "Action",
["alternate-recipient"] = "Alternate-Recipient",
["age"] = "Age",
["allow"] = "Allow",
["arrival-date"] = "Arrival-Date",
["authorization"] = "Authorization",
["bcc"] = "Bcc",
["cache-control"] = "Cache-Control",
["cc"] = "Cc",
["comments"] = "Comments",
["connection"] = "Connection",
["content-description"] = "Content-Description",
["content-disposition"] = "Content-Disposition",
["content-encoding"] = "Content-Encoding",
["content-id"] = "Content-ID",
["content-language"] = "Content-Language",
["content-length"] = "Content-Length",
["content-location"] = "Content-Location",
["content-md5"] = "Content-MD5",
["content-range"] = "Content-Range",
["content-transfer-encoding"] = "Content-Transfer-Encoding",
["content-type"] = "Content-Type",
["cookie"] = "Cookie",
["date"] = "Date",
["diagnostic-code"] = "Diagnostic-Code",
["dsn-gateway"] = "DSN-Gateway",
["etag"] = "ETag",
["expect"] = "Expect",
["expires"] = "Expires",
["final-log-id"] = "Final-Log-ID",
["final-recipient"] = "Final-Recipient",
["from"] = "From",
["host"] = "Host",
["if-match"] = "If-Match",
["if-modified-since"] = "If-Modified-Since",
["if-none-match"] = "If-None-Match",
["if-range"] = "If-Range",
["if-unmodified-since"] = "If-Unmodified-Since",
["in-reply-to"] = "In-Reply-To",
["keywords"] = "Keywords",
["last-attempt-date"] = "Last-Attempt-Date",
["last-modified"] = "Last-Modified",
["location"] = "Location",
["max-forwards"] = "Max-Forwards",
["message-id"] = "Message-ID",
["mime-version"] = "MIME-Version",
["original-envelope-id"] = "Original-Envelope-ID",
["original-recipient"] = "Original-Recipient",
["pragma"] = "Pragma",
["proxy-authenticate"] = "Proxy-Authenticate",
["proxy-authorization"] = "Proxy-Authorization",
["range"] = "Range",
["received"] = "Received",
["received-from-mta"] = "Received-From-MTA",
["references"] = "References",
["referer"] = "Referer",
["remote-mta"] = "Remote-MTA",
["reply-to"] = "Reply-To",
["reporting-mta"] = "Reporting-MTA",
["resent-bcc"] = "Resent-Bcc",
["resent-cc"] = "Resent-Cc",
["resent-date"] = "Resent-Date",
["resent-from"] = "Resent-From",
["resent-message-id"] = "Resent-Message-ID",
["resent-reply-to"] = "Resent-Reply-To",
["resent-sender"] = "Resent-Sender",
["resent-to"] = "Resent-To",
["retry-after"] = "Retry-After",
["return-path"] = "Return-Path",
["sender"] = "Sender",
["server"] = "Server",
["smtp-remote-recipient"] = "SMTP-Remote-Recipient",
["status"] = "Status",
["subject"] = "Subject",
["te"] = "TE",
["to"] = "To",
["trailer"] = "Trailer",
["transfer-encoding"] = "Transfer-Encoding",
["upgrade"] = "Upgrade",
["user-agent"] = "User-Agent",
["vary"] = "Vary",
["via"] = "Via",
["warning"] = "Warning",
["will-retry-until"] = "Will-Retry-Until",
["www-authenticate"] = "WWW-Authenticate",
["x-mailer"] = "X-Mailer",
}
local check_canonic = function(lower, expected)
local got = headers.canonic[lower]
if got ~= expected then
print("canonic[" .. lower .. "] = " .. tostring(got) ..
", expected " .. expected)
os.exit()
end
end
print("testing all known header fields resolve to their canonical form")
for lower, expected in pairs(canonic) do
check_canonic(lower, expected)
end
print("testing mixed/upper-case input normalizes correctly")
check_canonic("Content-Type", "Content-Type")
check_canonic("CONTENT-TYPE", "Content-Type")
check_canonic("ETAG", "ETag")
check_canonic("Www-Authenticate", "WWW-Authenticate")
print("testing novel unregistered headers are auto-titlecased")
check_canonic("x-request-id", "X-Request-Id")
check_canonic("x-custom-header-name", "X-Custom-Header-Name")
check_canonic("single", "Single")
print("testing setcanonic() registers a custom canonical capitalization")
headers.setcanonic("X-Request-ID")
check_canonic("x-request-id", "X-Request-ID")
check_canonic("X-REQUEST-ID", "X-Request-ID")
print("the library passed all tests")
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