kemal/spec/websocket_handler_spec.cr

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require "./spec_helper"
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describe "Kemal::WebSocketHandler" do
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it "doesn't match on wrong route" do
handler = Kemal::WebSocketHandler::INSTANCE
handler.next = Kemal::RouteHandler::INSTANCE
ws "/" { }
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headers = HTTP::Headers{
"Upgrade" => "websocket",
"Connection" => "Upgrade",
"Sec-WebSocket-Key" => "dGhlIHNhbXBsZSBub25jZQ==",
}
request = HTTP::Request.new("GET", "/asd", headers)
io = IO::Memory.new
response = HTTP::Server::Response.new(io)
context = HTTP::Server::Context.new(request, response)
expect_raises(Kemal::Exceptions::RouteNotFound) do
handler.call context
end
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end
it "matches on given route" do
handler = Kemal::WebSocketHandler::INSTANCE
ws "/" { |socket| socket.send("Match") }
ws "/no_match" { |socket| socket.send "No Match" }
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headers = HTTP::Headers{
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"Upgrade" => "websocket",
"Connection" => "Upgrade",
"Sec-WebSocket-Key" => "dGhlIHNhbXBsZSBub25jZQ==",
"Sec-WebSocket-Version" => "13",
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}
request = HTTP::Request.new("GET", "/", headers)
io_with_context = create_ws_request_and_return_io(handler, request)
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io_with_context.to_s.should eq("HTTP/1.1 101 Switching Protocols\r\nUpgrade: websocket\r\nConnection: Upgrade\r\nSec-WebSocket-Accept: s3pPLMBiTxaQ9kYGzzhZRbK+xOo=\r\n\r\n\x81\u0005Match")
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end
it "fetches named url parameters" do
handler = Kemal::WebSocketHandler::INSTANCE
ws "/:id" { |_, c| c.params.url["id"] }
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headers = HTTP::Headers{
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"Upgrade" => "websocket",
"Connection" => "Upgrade",
"Sec-WebSocket-Key" => "dGhlIHNhbXBsZSBub25jZQ==",
"Sec-WebSocket-Version" => "13",
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}
request = HTTP::Request.new("GET", "/1234", headers)
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io_with_context = create_ws_request_and_return_io(handler, request)
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io_with_context.to_s.should eq("HTTP/1.1 101 Switching Protocols\r\nUpgrade: websocket\r\nConnection: Upgrade\r\nSec-WebSocket-Accept: s3pPLMBiTxaQ9kYGzzhZRbK+xOo=\r\n\r\n")
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end
it "matches correct verb" do
handler = Kemal::WebSocketHandler::INSTANCE
handler.next = Kemal::RouteHandler::INSTANCE
ws "/" { }
get "/" { "get" }
request = HTTP::Request.new("GET", "/")
io = IO::Memory.new
response = HTTP::Server::Response.new(io)
context = HTTP::Server::Context.new(request, response)
handler.call(context)
response.close
io.rewind
client_response = HTTP::Client::Response.from_io(io, decompress: false)
client_response.body.should eq("get")
end
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end