81 lines
3.2 KiB
Elixir
81 lines
3.2 KiB
Elixir
defmodule BirdyChatWeb.ServerChannelTest do
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use BirdyChatWeb.ChannelCase
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setup do
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server_id = "test2"
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token = Phoenix.Token.sign(BirdyChatWeb.Endpoint, "serverAuth", server_id)
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path = Application.app_dir(:birdy_chat, ["priv", "messages", "test-user.txt"])
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on_exit(fn -> File.rm(path) end)
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{:ok, _, socket} =
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BirdyChatWeb.ServerSocket
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|> socket("server_socket", %{server_id: server_id})
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|> subscribe_and_join(BirdyChatWeb.ServerChannel, "server:#{server_id}", %{token: token})
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%{socket: socket}
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end
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describe "authorization" do
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test "requires a signed token to join a channel" do
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server_id = "test2"
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token = Phoenix.Token.sign(BirdyChatWeb.Endpoint, "fakeAuth", server_id)
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result =
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BirdyChatWeb.ServerSocket
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|> socket("server_socket", %{server_id: server_id})
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|> subscribe_and_join(BirdyChatWeb.ServerChannel, "server:#{server_id}", %{token: token})
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assert result == {:error, %{reason: "unauthorised"}}
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end
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test "requires server id in token and in channel to match" do
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server_id = "test2"
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token = Phoenix.Token.sign(BirdyChatWeb.Endpoint, "serverAuth", server_id)
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result =
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BirdyChatWeb.ServerSocket
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|> socket("server_socket", %{server_id: server_id})
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|> subscribe_and_join(BirdyChatWeb.ServerChannel, "server:fake", %{token: token})
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assert result == {:error, %{reason: "unauthorised"}}
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end
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end
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describe "new_message" do
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test "receives message from other server and saves it locally", %{socket: socket} do
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message = %{from: "test2-user", to: "test-user", message: "123"}
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bin = :erlang.term_to_binary(message)
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ref = push(socket, "new_message", {:binary, bin})
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assert_reply ref, :ok, {:binary, ^bin}
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path = Application.app_dir(:birdy_chat, ["priv", "messages", "test-user.txt"])
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contents = File.read!(path)
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assert contents == "test2-user: 123\n"
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end
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test "blows up when sent payload is not safe to decode", %{socket: socket} do
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# This unsafe binary is taken from erlang docs directly:
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bin = <<131, 119, 8, "tjenixen">>
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Process.flag(:trap_exit, true)
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push(socket, "new_message", {:binary, bin})
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assert_receive {:EXIT, _pid,
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{:badarg,
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[
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{:erlang, :binary_to_term,
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[<<131, 119, 8, 116, 106, 101, 110, 105, 120, 101, 110>>, [:safe]],
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[error_info: %{module: :erl_erts_errors}]},
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{BirdyChatWeb.ServerChannel, :handle_in, 3,
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[file: ~c"lib/birdy_chat_web/channels/server_channel.ex", line: 15]},
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{Phoenix.Channel.Server, :handle_info, 2,
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[file: ~c"lib/phoenix/channel/server.ex", line: 332]},
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{:gen_server, :try_handle_info, 3,
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[file: ~c"gen_server.erl", line: 2434]},
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{:gen_server, :handle_msg, 3, [file: ~c"gen_server.erl", line: 2420]},
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{:proc_lib, :init_p_do_apply, 3, [file: ~c"proc_lib.erl", line: 333]}
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]}},
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100
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end
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end
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end
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