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require 'puma'
require 'test/unit'
require 'timeout'
class TestPersistent < Test::Unit::TestCase
def setup
@valid_request = "GET / HTTP/1.1\r\nHost: test.com\r\nContent-Type: text/plain\r\n\r\n"
@close_request = "GET / HTTP/1.1\r\nHost: test.com\r\nContent-Type: text/plain\r\nConnection: close\r\n\r\n"
@http10_request = "GET / HTTP/1.0\r\nHost: test.com\r\nContent-Type: text/plain\r\n\r\n"
@keep_request = "GET / HTTP/1.0\r\nHost: test.com\r\nContent-Type: text/plain\r\nConnection: Keep-Alive\r\n\r\n"
@valid_post = "POST / HTTP/1.1\r\nHost: test.com\r\nContent-Type: text/plain\r\nContent-Length: 5\r\n\r\nhello"
@valid_no_body = "GET / HTTP/1.1\r\nHost: test.com\r\nX-Status: 204\r\nContent-Type: text/plain\r\n\r\n"
@headers = { "X-Header" => "Works" }
@body = ["Hello"]
@inputs = []
@simple = lambda do |env|
@inputs << env['rack.input']
status = Integer(env['HTTP_X_STATUS'] || 200)
[status, @headers, @body]
end
@host = "127.0.0.1"
@port = 9988
@server = Puma::Server.new @simple
@server.add_tcp_listener "127.0.0.1", 9988
@server.max_threads = 1
@server.run
@client = TCPSocket.new "127.0.0.1", 9988
end
def teardown
@client.close
@server.stop(true)
end
def lines(count, s=@client)
str = ""
timeout(5) do
count.times { str << s.gets }
end
str
end
def test_one_with_content_length
@client << @valid_request
sz = @body[0].size.to_s
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4)
assert_equal "Hello", @client.read(5)
end
def test_two_back_to_back
@client << @valid_request
sz = @body[0].size.to_s
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4)
assert_equal "Hello", @client.read(5)
@client << @valid_request
sz = @body[0].size.to_s
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4)
assert_equal "Hello", @client.read(5)
end
def test_post_then_get
@client << @valid_post
sz = @body[0].size.to_s
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4)
assert_equal "Hello", @client.read(5)
@client << @valid_request
sz = @body[0].size.to_s
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4)
assert_equal "Hello", @client.read(5)
end
def test_no_body_then_get
@client << @valid_no_body
assert_equal "HTTP/1.1 204 No Content\r\nX-Header: Works\r\n\r\n", lines(3)
@client << @valid_request
sz = @body[0].size.to_s
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4)
assert_equal "Hello", @client.read(5)
end
def test_chunked
@body << "Chunked"
@client << @valid_request
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nTransfer-Encoding: chunked\r\n\r\n5\r\nHello\r\n7\r\nChunked\r\n0\r\n\r\n", lines(10)
end
def test_no_chunked_in_http10
@body << "Chunked"
@client << @http10_request
assert_equal "HTTP/1.0 200 OK\r\nX-Header: Works\r\nConnection: close\r\n\r\n", lines(4)
assert_equal "HelloChunked", @client.read
end
def test_hex
str = "This is longer and will be in hex"
@body << str
@client << @valid_request
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nTransfer-Encoding: chunked\r\n\r\n5\r\nHello\r\n#{str.size.to_s(16)}\r\n#{str}\r\n0\r\n\r\n", lines(10)
end
def test_client11_close
@client << @close_request
sz = @body[0].size.to_s
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nConnection: close\r\nContent-Length: #{sz}\r\n\r\n", lines(5)
assert_equal "Hello", @client.read(5)
end
def test_client10_close
@client << @http10_request
sz = @body[0].size.to_s
assert_equal "HTTP/1.0 200 OK\r\nX-Header: Works\r\nConnection: close\r\nContent-Length: #{sz}\r\n\r\n", lines(5)
assert_equal "Hello", @client.read(5)
end
def test_one_with_keep_alive_header
@client << @keep_request
sz = @body[0].size.to_s
assert_equal "HTTP/1.0 200 OK\r\nX-Header: Works\r\nConnection: Keep-Alive\r\nContent-Length: #{sz}\r\n\r\n", lines(5)
assert_equal "Hello", @client.read(5)
end
def test_persistent_timeout
@server.persistent_timeout = 2
@client << @valid_request
sz = @body[0].size.to_s
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4)
assert_equal "Hello", @client.read(5)
sleep 3
assert_raises EOFError do
@client.read_nonblock(1)
end
end
def test_app_sets_content_length
@body = ["hello", " world"]
@headers['Content-Length'] = "11"
@client << @valid_request
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: 11\r\n\r\n",
lines(4)
assert_equal "hello world", @client.read(11)
end
def test_allow_app_to_chunk_itself
@headers = {'Transfer-Encoding' => "chunked" }
@body = ["5\r\nhello\r\n0\r\n\r\n"]
@client << @valid_request
assert_equal "HTTP/1.1 200 OK\r\nTransfer-Encoding: chunked\r\n\r\n5\r\nhello\r\n0\r\n\r\n", lines(7)
end
def test_two_requests_in_one_chunk
@server.persistent_timeout = 3
req = @valid_request.to_s
req << "GET /second HTTP/1.1\r\nHost: test.com\r\nContent-Type: text/plain\r\n\r\n"
@client << req
sz = @body[0].size.to_s
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4)
assert_equal "Hello", @client.read(5)
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4)
assert_equal "Hello", @client.read(5)
end
def test_second_request_not_in_first_req_body
@server.persistent_timeout = 3
req = @valid_request.to_s
req << "GET /second HTTP/1.1\r\nHost: test.com\r\nContent-Type: text/plain\r\n\r\n"
@client << req
sz = @body[0].size.to_s
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4)
assert_equal "Hello", @client.read(5)
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4)
assert_equal "Hello", @client.read(5)
assert_kind_of Puma::NullIO, @inputs[0]
assert_kind_of Puma::NullIO, @inputs[1]
end
def test_keepalive_doesnt_starve_clients
sz = @body[0].size.to_s
@client << @valid_request
c2 = TCPSocket.new @host, @port
c2 << @valid_request
out = IO.select([c2], nil, nil, 1)
assert out, "select returned nil"
assert_equal c2, out.first.first
assert_equal "HTTP/1.1 200 OK\r\nX-Header: Works\r\nContent-Length: #{sz}\r\n\r\n", lines(4, c2)
assert_equal "Hello", c2.read(5)
end
end
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