110 lines
		
	
	
	
		
			3.1 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
			
		
		
	
	
			110 lines
		
	
	
	
		
			3.1 KiB
		
	
	
	
		
			Elixir
		
	
	
	
	
	
# Pleroma: A lightweight social networking server
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# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
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# SPDX-License-Identifier: AGPL-3.0-only
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defmodule Pleroma.Web.Plugs.IdempotencyPlugTest do
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  use ExUnit.Case, async: true
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  use Plug.Test
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  alias Pleroma.Web.Plugs.IdempotencyPlug
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  alias Plug.Conn
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  test "returns result from cache" do
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    key = "test1"
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    orig_request_id = "test1"
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    second_request_id = "test2"
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    body = "testing"
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    status = 200
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    :post
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    |> conn("/cofe")
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    |> put_req_header("idempotency-key", key)
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    |> Conn.put_resp_header("x-request-id", orig_request_id)
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    |> Conn.put_resp_content_type("application/json")
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    |> IdempotencyPlug.call([])
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    |> Conn.send_resp(status, body)
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    conn =
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      :post
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      |> conn("/cofe")
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      |> put_req_header("idempotency-key", key)
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      |> Conn.put_resp_header("x-request-id", second_request_id)
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      |> Conn.put_resp_content_type("application/json")
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      |> IdempotencyPlug.call([])
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    assert_raise Conn.AlreadySentError, fn ->
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      Conn.send_resp(conn, :im_a_teapot, "no cofe")
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    end
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    assert conn.resp_body == body
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    assert conn.status == status
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    assert [^second_request_id] = Conn.get_resp_header(conn, "x-request-id")
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    assert [^orig_request_id] = Conn.get_resp_header(conn, "x-original-request-id")
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    assert [^key] = Conn.get_resp_header(conn, "idempotency-key")
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    assert ["true"] = Conn.get_resp_header(conn, "idempotent-replayed")
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    assert ["application/json; charset=utf-8"] = Conn.get_resp_header(conn, "content-type")
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  end
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  test "pass conn downstream if the cache not found" do
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    key = "test2"
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    orig_request_id = "test3"
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    body = "testing"
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    status = 200
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    conn =
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      :post
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      |> conn("/cofe")
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      |> put_req_header("idempotency-key", key)
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      |> Conn.put_resp_header("x-request-id", orig_request_id)
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      |> Conn.put_resp_content_type("application/json")
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      |> IdempotencyPlug.call([])
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      |> Conn.send_resp(status, body)
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    assert conn.resp_body == body
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    assert conn.status == status
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    assert [] = Conn.get_resp_header(conn, "idempotent-replayed")
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    assert [^key] = Conn.get_resp_header(conn, "idempotency-key")
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  end
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  test "passes conn downstream if idempotency is not present in headers" do
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    orig_request_id = "test4"
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    body = "testing"
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    status = 200
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    conn =
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      :post
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      |> conn("/cofe")
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      |> Conn.put_resp_header("x-request-id", orig_request_id)
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      |> Conn.put_resp_content_type("application/json")
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      |> IdempotencyPlug.call([])
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      |> Conn.send_resp(status, body)
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    assert [] = Conn.get_resp_header(conn, "idempotency-key")
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  end
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  test "doesn't work with GET/DELETE" do
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    key = "test3"
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    body = "testing"
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    status = 200
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    conn =
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      :get
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      |> conn("/cofe")
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      |> put_req_header("idempotency-key", key)
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      |> IdempotencyPlug.call([])
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      |> Conn.send_resp(status, body)
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    assert [] = Conn.get_resp_header(conn, "idempotency-key")
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    conn =
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      :delete
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      |> conn("/cofe")
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      |> put_req_header("idempotency-key", key)
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      |> IdempotencyPlug.call([])
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      |> Conn.send_resp(status, body)
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    assert [] = Conn.get_resp_header(conn, "idempotency-key")
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  end
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end
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