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# rubocop:disable Style/FrozenStringLiteralComment
require 'spec_helper'
RSpec.describe Gitlab::BufferedIo do
describe '#readuntil' do
let(:never_ending_tcp_socket) do
Class.new do
def initialize(*_)
@read_counter = 0
end
def setsockopt(*_); end
def closed?
false
end
def close
true
end
def to_io
StringIO.new('Hello World!')
end
def write_nonblock(data, *_)
data.size
end
def read_nonblock(buffer_size, *_)
sleep 0.01
@read_counter += 1
raise 'Test did not raise HeaderReadTimeout' if @read_counter > 10
'H' * buffer_size
end
end
end
before do
stub_const('Gitlab::BufferedIo::HEADER_READ_TIMEOUT', 0.1)
end
subject(:readuntil) do
Gitlab::BufferedIo.new(never_ending_tcp_socket.new).readuntil('a')
end
it 'raises a timeout error' do
expect { readuntil }.to raise_error(Gitlab::HTTP::HeaderReadTimeout, /Request timed out after reading headers for 0\.[0-9]+ seconds/)
end
end
end
# rubocop:enable Style/FrozenStringLiteralComment
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