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# frozen_string_literal: true
require "helper"
RSpec.describe HTTP2::Connection do
include FrameHelpers
let(:conn) { Client.new }
let(:f) { Framer.new }
context "Headers pre/post processing" do
let(:conn) do
client = Client.new
client << f.generate(settings_frame)
client
end
it "should not concatenate multiple occurences of a header field with the same name" do
input = [
["Content-Type", "text/html"],
["Cache-Control", "max-age=60, private"],
%w[Cache-Control must-revalidate]
]
expected = [
["content-type", "text/html"],
["cache-control", "max-age=60, private"],
%w[cache-control must-revalidate]
]
headers = []
conn.on(:frame) do |bytes|
headers << f.parse(bytes) if [1, 5, 9].include?(bytes[3].ord)
end
stream = conn.new_stream
stream.headers(input)
expect(headers.size).to eq 1
emitted = Decompressor.new.decode(headers.first[:payload])
expect(emitted).to match_array(expected)
end
it "should not split zero-concatenated header field values" do
input = [*RESPONSE_HEADERS,
["cache-control", "max-age=60, private\0must-revalidate"],
["content-type", "text/html"],
["cookie", "a=b\0c=d; e=f"]]
expected = [*RESPONSE_HEADERS,
["cache-control", "max-age=60, private\0must-revalidate"],
["content-type", "text/html"],
["cookie", "a=b\0c=d; e=f"]]
result = nil
conn.on(:stream) do |stream|
stream.on(:headers) { |h| result = h }
end
srv = Server.new
srv.on(:frame) { |bytes| conn << bytes }
stream = srv.new_stream
stream.headers(input)
expect(result).to eq expected
end
end
end
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