akkoma/test/pleroma/web/plugs/cache_test.exs
lain 9ba60f70d2 Tests: Make as many tests as possible async.
In general, tests that match these criteria can be made async:

- Doesn't use real Cachex.
- Doesn't write to the Config / Application Environment.
- Uses Mock. Using Mox is fine.
- Uses the streamer.
2020-12-21 12:21:40 +01:00

182 lines
5.5 KiB
Elixir

# Pleroma: A lightweight social networking server
# Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only
defmodule Pleroma.Web.Plugs.CacheTest do
# Relies on Cachex, has to stay synchronous
use Pleroma.DataCase
use Plug.Test
alias Pleroma.Web.Plugs.Cache
@miss_resp {200,
[
{"cache-control", "max-age=0, private, must-revalidate"},
{"content-type", "cofe/hot; charset=utf-8"},
{"x-cache", "MISS from Pleroma"}
], "cofe"}
@hit_resp {200,
[
{"cache-control", "max-age=0, private, must-revalidate"},
{"content-type", "cofe/hot; charset=utf-8"},
{"x-cache", "HIT from Pleroma"}
], "cofe"}
@ttl 5
test "caches a response" do
assert @miss_resp ==
conn(:get, "/")
|> Cache.call(%{query_params: false, ttl: nil})
|> put_resp_content_type("cofe/hot")
|> send_resp(:ok, "cofe")
|> sent_resp()
assert_raise(Plug.Conn.AlreadySentError, fn ->
conn(:get, "/")
|> Cache.call(%{query_params: false, ttl: nil})
|> put_resp_content_type("cofe/hot")
|> send_resp(:ok, "cofe")
|> sent_resp()
end)
assert @hit_resp ==
conn(:get, "/")
|> Cache.call(%{query_params: false, ttl: nil})
|> sent_resp()
end
test "ttl is set" do
assert @miss_resp ==
conn(:get, "/")
|> Cache.call(%{query_params: false, ttl: @ttl})
|> put_resp_content_type("cofe/hot")
|> send_resp(:ok, "cofe")
|> sent_resp()
assert @hit_resp ==
conn(:get, "/")
|> Cache.call(%{query_params: false, ttl: @ttl})
|> sent_resp()
:timer.sleep(@ttl + 1)
assert @miss_resp ==
conn(:get, "/")
|> Cache.call(%{query_params: false, ttl: @ttl})
|> put_resp_content_type("cofe/hot")
|> send_resp(:ok, "cofe")
|> sent_resp()
end
test "set ttl via conn.assigns" do
assert @miss_resp ==
conn(:get, "/")
|> Cache.call(%{query_params: false, ttl: nil})
|> put_resp_content_type("cofe/hot")
|> assign(:cache_ttl, @ttl)
|> send_resp(:ok, "cofe")
|> sent_resp()
assert @hit_resp ==
conn(:get, "/")
|> Cache.call(%{query_params: false, ttl: nil})
|> sent_resp()
:timer.sleep(@ttl + 1)
assert @miss_resp ==
conn(:get, "/")
|> Cache.call(%{query_params: false, ttl: nil})
|> put_resp_content_type("cofe/hot")
|> send_resp(:ok, "cofe")
|> sent_resp()
end
test "ignore query string when `query_params` is false" do
assert @miss_resp ==
conn(:get, "/?cofe")
|> Cache.call(%{query_params: false, ttl: nil})
|> put_resp_content_type("cofe/hot")
|> send_resp(:ok, "cofe")
|> sent_resp()
assert @hit_resp ==
conn(:get, "/?cofefe")
|> Cache.call(%{query_params: false, ttl: nil})
|> sent_resp()
end
test "take query string into account when `query_params` is true" do
assert @miss_resp ==
conn(:get, "/?cofe")
|> Cache.call(%{query_params: true, ttl: nil})
|> put_resp_content_type("cofe/hot")
|> send_resp(:ok, "cofe")
|> sent_resp()
assert @miss_resp ==
conn(:get, "/?cofefe")
|> Cache.call(%{query_params: true, ttl: nil})
|> put_resp_content_type("cofe/hot")
|> send_resp(:ok, "cofe")
|> sent_resp()
end
test "take specific query params into account when `query_params` is list" do
assert @miss_resp ==
conn(:get, "/?a=1&b=2&c=3&foo=bar")
|> fetch_query_params()
|> Cache.call(%{query_params: ["a", "b", "c"], ttl: nil})
|> put_resp_content_type("cofe/hot")
|> send_resp(:ok, "cofe")
|> sent_resp()
assert @hit_resp ==
conn(:get, "/?bar=foo&c=3&b=2&a=1")
|> fetch_query_params()
|> Cache.call(%{query_params: ["a", "b", "c"], ttl: nil})
|> sent_resp()
assert @miss_resp ==
conn(:get, "/?bar=foo&c=3&b=2&a=2")
|> fetch_query_params()
|> Cache.call(%{query_params: ["a", "b", "c"], ttl: nil})
|> put_resp_content_type("cofe/hot")
|> send_resp(:ok, "cofe")
|> sent_resp()
end
test "ignore not GET requests" do
expected =
{200,
[
{"cache-control", "max-age=0, private, must-revalidate"},
{"content-type", "cofe/hot; charset=utf-8"}
], "cofe"}
assert expected ==
conn(:post, "/")
|> Cache.call(%{query_params: true, ttl: nil})
|> put_resp_content_type("cofe/hot")
|> send_resp(:ok, "cofe")
|> sent_resp()
end
test "ignore non-successful responses" do
expected =
{418,
[
{"cache-control", "max-age=0, private, must-revalidate"},
{"content-type", "tea/iced; charset=utf-8"}
], "🥤"}
assert expected ==
conn(:get, "/cofe")
|> Cache.call(%{query_params: true, ttl: nil})
|> put_resp_content_type("tea/iced")
|> send_resp(:im_a_teapot, "🥤")
|> sent_resp()
end
end