Federate data through persistent websocket connections

test/web/fed_sockets/socket_info_test.exs

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+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.FedSockets.SocketInfoTest do
+  use ExUnit.Case
+
+  alias Pleroma.Web.FedSockets
+  alias Pleroma.Web.FedSockets.SocketInfo
+
+  describe "uri_for_origin" do
+    test "provides the fed_socket URL given the origin information" do
+      endpoint = "example.com:4000"
+      assert FedSockets.uri_for_origin(endpoint) =~ "ws://"
+      assert FedSockets.uri_for_origin(endpoint) =~ endpoint
+    end
+  end
+
+  describe "origin" do
+    test "will provide the origin field given a url" do
+      endpoint = "example.com:4000"
+      assert SocketInfo.origin("ws://#{endpoint}") == endpoint
+      assert SocketInfo.origin("http://#{endpoint}") == endpoint
+      assert SocketInfo.origin("https://#{endpoint}") == endpoint
+    end
+
+    test "will proide the origin field given a uri" do
+      endpoint = "example.com:4000"
+      uri = URI.parse("http://#{endpoint}")
+
+      assert SocketInfo.origin(uri) == endpoint
+    end
+  end
+
+  describe "touch" do
+    test "will update the TTL" do
+      endpoint = "example.com:4000"
+      socket = SocketInfo.build("ws://#{endpoint}")
+      Process.sleep(2)
+      touched_socket = SocketInfo.touch(socket)
+
+      assert socket.connected_until < touched_socket.connected_until
+    end
+  end
+
+  describe "expired?" do
+    setup do
+      start_supervised(
+        {Pleroma.Web.FedSockets.Supervisor,
+         [
+           ping_interval: 8,
+           connection_duration: 5,
+           rejection_duration: 5,
+           fed_socket_rejections: [lazy: true]
+         ]}
+      )
+
+      :ok
+    end
+
+    test "tests if the TTL is exceeded" do
+      endpoint = "example.com:4000"
+      socket = SocketInfo.build("ws://#{endpoint}")
+      refute SocketInfo.expired?(socket)
+      Process.sleep(10)
+
+      assert SocketInfo.expired?(socket)
+    end
+  end
+
+  describe "creating outgoing connection records" do
+    test "can be passed a string" do
+      assert %{conn_pid: :pid, origin: _origin} = SocketInfo.build("example.com:4000", :pid)
+    end
+
+    test "can be passed a URI" do
+      uri = URI.parse("http://example.com:4000")
+      assert %{conn_pid: :pid, origin: origin} = SocketInfo.build(uri, :pid)
+      assert origin =~ "example.com:4000"
+    end
+
+    test "will include the port number" do
+      assert %{conn_pid: :pid, origin: origin} = SocketInfo.build("http://example.com:4000", :pid)
+
+      assert origin =~ ":4000"
+    end
+
+    test "will provide the port if missing" do
+      assert %{conn_pid: :pid, origin: "example.com:80"} =
+               SocketInfo.build("http://example.com", :pid)
+
+      assert %{conn_pid: :pid, origin: "example.com:443"} =
+               SocketInfo.build("https://example.com", :pid)
+    end
+  end
+
+  describe "creating incoming connection records" do
+    test "can be passed a string" do
+      assert %{pid: _, origin: _origin} = SocketInfo.build("example.com:4000")
+    end
+
+    test "can be passed a URI" do
+      uri = URI.parse("example.com:4000")
+      assert %{pid: _, origin: _origin} = SocketInfo.build(uri)
+    end
+
+    test "will include the port number" do
+      assert %{pid: _, origin: origin} = SocketInfo.build("http://example.com:4000")
+
+      assert origin =~ ":4000"
+    end
+
+    test "will provide the port if missing" do
+      assert %{pid: _, origin: "example.com:80"} = SocketInfo.build("http://example.com")
+      assert %{pid: _, origin: "example.com:443"} = SocketInfo.build("https://example.com")
+    end
+  end
+end