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# frozen_string_literal: true
# Released under the MIT License.
# Copyright, 2023-2024, by Samuel Williams.
require "protocol/http2/framer"
describe Protocol::HTTP2::Framer do
let(:stream) {StringIO.new}
let(:framer) {subject.new(stream)}
with "#flush" do
it "flushes the underlying stream" do
expect(stream).to receive(:flush)
framer.flush
end
end
with "#closed?" do
it "reports the status of the underlying stream" do
expect(stream).to receive(:closed?).and_return(true)
expect(framer).to be(:closed?)
end
end
with "#read_connection_preface" do
with "invalid preface" do
let(:stream) {StringIO.new("Hello World!")}
it "fails with a handshake error" do
expect{framer.read_connection_preface}.to raise_exception(Protocol::HTTP2::HandshakeError)
end
end
with "valid preface" do
let(:stream) {StringIO.new(Protocol::HTTP2::CONNECTION_PREFACE)}
it "reads the connection preface" do
expect(framer.read_connection_preface).to be == Protocol::HTTP2::CONNECTION_PREFACE
end
end
end
with "#read_frame" do
with "invalid frame" do
let(:stream) {StringIO.new("!")}
it "fails with a end-of-file error" do
expect{framer.read_frame}.to raise_exception(EOFError)
end
end
end
end
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