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# frozen_string_literal: true
require "helper"
require "json"
RSpec.describe HTTP2::Header do
folders = %w[
go-hpack
haskell-http2-diff
haskell-http2-diff-huffman
haskell-http2-linear
haskell-http2-linear-huffman
haskell-http2-naive
haskell-http2-naive-huffman
haskell-http2-static
haskell-http2-static-huffman
#hyper-hpack
nghttp2
nghttp2-16384-4096
nghttp2-change-table-size
node-http2-hpack
]
context "Decompressor" do
folders.each do |folder|
next if folder.include?("#")
path = File.expand_path("hpack-test-case/#{folder}", File.dirname(__FILE__))
next unless Dir.exist?(path)
context folder.to_s do
Dir.foreach(path) do |file|
next unless file.include?(".json")
it "should decode #{file}" do
story = JSON.parse(File.read("#{path}/#{file}"))
cases = story["cases"]
table_size = cases[0]["header_table_size"] || 4096
@dc = Decompressor.new(table_size: table_size)
cases.each do |c|
wire = [c["wire"]].pack("H*").force_encoding(Encoding::BINARY)
@emitted = @dc.decode(HTTP2::Buffer.new(wire))
headers = c["headers"].flat_map(&:to_a)
expect(@emitted).to eq headers
end
end
end
end
end
end
context "Compressor" do
%w[
LINEAR
NAIVE
SHORTER
STATIC
].each do |mode|
next if mode.include?("#")
["", "H"].each do |huffman|
encoding_mode = :"#{mode}#{huffman}"
encoding_options = HTTP2::Header::EncodingContext.const_get(encoding_mode)
[4096, 512].each do |table_size|
options = { table_size: table_size }
options.update(encoding_options)
context "with #{mode}#{huffman} mode and table_size #{table_size}" do
path = File.expand_path("hpack-test-case/raw-data", File.dirname(__FILE__))
Dir.foreach(path) do |file|
next unless file.include?(".json")
it "should encode #{file}" do
story = JSON.parse(File.read("#{path}/#{file}"))
cases = story["cases"]
@cc = Compressor.new(options)
@dc = Decompressor.new(options)
cases.each do |c|
headers = c["headers"].flat_map(&:to_a)
wire = @cc.encode(headers)
decoded = @dc.decode(HTTP2::Buffer.new(wire))
expect(decoded).to eq headers
end
end
end
end
end
end
end
end
end
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