Initial implementation of image preview proxy. Media proxy tests refactoring.

1 files changed, 51 insertions, 82 deletions

diff --git a/test/web/media_proxy/media_proxy_test.exs b/test/web/media_proxy/media_proxy_test.exs
index 69c2d5dae..cad0acd30 100644
--- a/test/web/media_proxy/media_proxy_test.exs
+++ b/test/web/media_proxy/media_proxy_test.exs
@@ -5,42 +5,44 @@
 defmodule Pleroma.Web.MediaProxyTest do
   use ExUnit.Case
   use Pleroma.Tests.Helpers
-  import Pleroma.Web.MediaProxy
-  alias Pleroma.Web.MediaProxy.MediaProxyController
 
-  setup do: clear_config([:media_proxy, :enabled])
-  setup do: clear_config(Pleroma.Upload)
+  alias Pleroma.Config
+  alias Pleroma.Web.Endpoint
+  alias Pleroma.Web.MediaProxy
+
+  defp decode_result(encoded) do
+    [_, "proxy", sig, base64 | _] = URI.parse(encoded).path |> String.split("/")
+    {:ok, decoded} = MediaProxy.decode_url(sig, base64)
+    decoded
+  end
 
   describe "when enabled" do
-    setup do
-      Pleroma.Config.put([:media_proxy, :enabled], true)
-      :ok
-    end
+    setup do: clear_config([:media_proxy, :enabled], true)
 
     test "ignores invalid url" do
-      assert url(nil) == nil
-      assert url("") == nil
+      assert MediaProxy.url(nil) == nil
+      assert MediaProxy.url("") == nil
     end
 
     test "ignores relative url" do
-      assert url("/local") == "/local"
-      assert url("/") == "/"
+      assert MediaProxy.url("/local") == "/local"
+      assert MediaProxy.url("/") == "/"
     end
 
     test "ignores local url" do
-      local_url = Pleroma.Web.Endpoint.url() <> "/hello"
-      local_root = Pleroma.Web.Endpoint.url()
-      assert url(local_url) == local_url
-      assert url(local_root) == local_root
+      local_url = Endpoint.url() <> "/hello"
+      local_root = Endpoint.url()
+      assert MediaProxy.url(local_url) == local_url
+      assert MediaProxy.url(local_root) == local_root
     end
 
     test "encodes and decodes URL" do
       url = "https://pleroma.soykaf.com/static/logo.png"
-      encoded = url(url)
+      encoded = MediaProxy.url(url)
 
       assert String.starts_with?(
                encoded,
-               Pleroma.Config.get([:media_proxy, :base_url], Pleroma.Web.base_url())
+               Config.get([:media_proxy, :base_url], Pleroma.Web.base_url())
              )
 
       assert String.ends_with?(encoded, "/logo.png")
@@ -50,62 +52,59 @@ defmodule Pleroma.Web.MediaProxyTest do
 
     test "encodes and decodes URL without a path" do
       url = "https://pleroma.soykaf.com"
-      encoded = url(url)
+      encoded = MediaProxy.url(url)
       assert decode_result(encoded) == url
     end
 
     test "encodes and decodes URL without an extension" do
       url = "https://pleroma.soykaf.com/path/"
-      encoded = url(url)
+      encoded = MediaProxy.url(url)
       assert String.ends_with?(encoded, "/path")
       assert decode_result(encoded) == url
     end
 
     test "encodes and decodes URL and ignores query params for the path" do
       url = "https://pleroma.soykaf.com/static/logo.png?93939393939&bunny=true"
-      encoded = url(url)
+      encoded = MediaProxy.url(url)
       assert String.ends_with?(encoded, "/logo.png")
       assert decode_result(encoded) == url
     end
 
     test "validates signature" do
-      secret_key_base = Pleroma.Config.get([Pleroma.Web.Endpoint, :secret_key_base])
-
-      on_exit(fn ->
-        Pleroma.Config.put([Pleroma.Web.Endpoint, :secret_key_base], secret_key_base)
-      end)
+      secret_key_base = Config.get([Endpoint, :secret_key_base])
+      clear_config([Endpoint, :secret_key_base], secret_key_base)
 
-      encoded = url("https://pleroma.social")
+      encoded = MediaProxy.url("https://pleroma.social")
 
-      Pleroma.Config.put(
-        [Pleroma.Web.Endpoint, :secret_key_base],
+      Config.put(
+        [Endpoint, :secret_key_base],
         "00000000000000000000000000000000000000000000000"
       )
 
       [_, "proxy", sig, base64 | _] = URI.parse(encoded).path |> String.split("/")
-      assert decode_url(sig, base64) == {:error, :invalid_signature}
+      assert MediaProxy.decode_url(sig, base64) == {:error, :invalid_signature}
     end
 
-    test "filename_matches preserves the encoded or decoded path" do
-      assert MediaProxyController.filename_matches(
+    test "`filename_matches/_` preserves the encoded or decoded path" do
+      assert MediaProxy.filename_matches(
                %{"filename" => "/Hello world.jpg"},
                "/Hello world.jpg",
                "http://pleroma.social/Hello world.jpg"
              ) == :ok
 
-      assert MediaProxyController.filename_matches(
+      assert MediaProxy.filename_matches(
                %{"filename" => "/Hello%20world.jpg"},
                "/Hello%20world.jpg",
                "http://pleroma.social/Hello%20world.jpg"
              ) == :ok
 
-      assert MediaProxyController.filename_matches(
+      assert MediaProxy.filename_matches(
                %{"filename" => "/my%2Flong%2Furl%2F2019%2F07%2FS.jpg"},
                "/my%2Flong%2Furl%2F2019%2F07%2FS.jpg",
                "http://pleroma.social/my%2Flong%2Furl%2F2019%2F07%2FS.jpg"
              ) == :ok
 
-      assert MediaProxyController.filename_matches(
+      assert MediaProxy.filename_matches(
                %{"filename" => "/my%2Flong%2Furl%2F2019%2F07%2FS.jp"},
                "/my%2Flong%2Furl%2F2019%2F07%2FS.jp",
                "http://pleroma.social/my%2Flong%2Furl%2F2019%2F07%2FS.jpg"
@@ -116,7 +115,7 @@ defmodule Pleroma.Web.MediaProxyTest do
       # conn.request_path will return encoded url
       request_path = "/ANALYSE-DAI-_-LE-STABLECOIN-100-D%C3%89CENTRALIS%C3%89-BQ.jpg"
 
-      assert MediaProxyController.filename_matches(
+      assert MediaProxy.filename_matches(
                true,
                request_path,
                "https://mydomain.com/uploads/2019/07/ANALYSE-DAI-_-LE-STABLECOIN-100-DÉCENTRALISÉ-BQ.jpg"
@@ -124,20 +123,12 @@ defmodule Pleroma.Web.MediaProxyTest do
     end
 
     test "uses the configured base_url" do
-      base_url = Pleroma.Config.get([:media_proxy, :base_url])
-
-      if base_url do
-        on_exit(fn ->
-          Pleroma.Config.put([:media_proxy, :base_url], base_url)
-        end)
-      end
-
-      Pleroma.Config.put([:media_proxy, :base_url], "https://cache.pleroma.social")
+      clear_config([:media_proxy, :base_url], "https://cache.pleroma.social")
 
       url = "https://pleroma.soykaf.com/static/logo.png"
-      encoded = url(url)
+      encoded = MediaProxy.url(url)
 
-      assert String.starts_with?(encoded, Pleroma.Config.get([:media_proxy, :base_url]))
+      assert String.starts_with?(encoded, Config.get([:media_proxy, :base_url]))
     end
 
     # Some sites expect ASCII encoded characters in the URL to be preserved even if
@@ -148,7 +139,7 @@ defmodule Pleroma.Web.MediaProxyTest do
       url =
         "https://pleroma.com/%20/%21/%22/%23/%24/%25/%26/%27/%28/%29/%2A/%2B/%2C/%2D/%2E/%2F/%30/%31/%32/%33/%34/%35/%36/%37/%38/%39/%3A/%3B/%3C/%3D/%3E/%3F/%40/%41/%42/%43/%44/%45/%46/%47/%48/%49/%4A/%4B/%4C/%4D/%4E/%4F/%50/%51/%52/%53/%54/%55/%56/%57/%58/%59/%5A/%5B/%5C/%5D/%5E/%5F/%60/%61/%62/%63/%64/%65/%66/%67/%68/%69/%6A/%6B/%6C/%6D/%6E/%6F/%70/%71/%72/%73/%74/%75/%76/%77/%78/%79/%7A/%7B/%7C/%7D/%7E/%7F/%80/%81/%82/%83/%84/%85/%86/%87/%88/%89/%8A/%8B/%8C/%8D/%8E/%8F/%90/%91/%92/%93/%94/%95/%96/%97/%98/%99/%9A/%9B/%9C/%9D/%9E/%9F/%C2%A0/%A1/%A2/%A3/%A4/%A5/%A6/%A7/%A8/%A9/%AA/%AB/%AC/%C2%AD/%AE/%AF/%B0/%B1/%B2/%B3/%B4/%B5/%B6/%B7/%B8/%B9/%BA/%BB/%BC/%BD/%BE/%BF/%C0/%C1/%C2/%C3/%C4/%C5/%C6/%C7/%C8/%C9/%CA/%CB/%CC/%CD/%CE/%CF/%D0/%D1/%D2/%D3/%D4/%D5/%D6/%D7/%D8/%D9/%DA/%DB/%DC/%DD/%DE/%DF/%E0/%E1/%E2/%E3/%E4/%E5/%E6/%E7/%E8/%E9/%EA/%EB/%EC/%ED/%EE/%EF/%F0/%F1/%F2/%F3/%F4/%F5/%F6/%F7/%F8/%F9/%FA/%FB/%FC/%FD/%FE/%FF"
 
-      encoded = url(url)
+      encoded = MediaProxy.url(url)
       assert decode_result(encoded) == url
     end
 
@@ -159,77 +150,55 @@ defmodule Pleroma.Web.MediaProxyTest do
       url =
         "https://pleroma.com/ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890-._~:/?#[]@!$&'()*+,;=|^`{}"
 
-      encoded = url(url)
+      encoded = MediaProxy.url(url)
       assert decode_result(encoded) == url
     end
 
     test "preserve unicode characters" do
       url = "https://ko.wikipedia.org/wiki/위키백과:대문"
 
-      encoded = url(url)
+      encoded = MediaProxy.url(url)
       assert decode_result(encoded) == url
     end
   end
 
   describe "when disabled" do
-    setup do
-      enabled = Pleroma.Config.get([:media_proxy, :enabled])
-
-      if enabled do
-        Pleroma.Config.put([:media_proxy, :enabled], false)
-
-        on_exit(fn ->
-          Pleroma.Config.put([:media_proxy, :enabled], enabled)
-          :ok
-        end)
-      end
-
-      :ok
-    end
+    setup do: clear_config([:media_proxy, :enabled], false)
 
     test "does not encode remote urls" do
-      assert url("https://google.fr") == "https://google.fr"
+      assert MediaProxy.url("https://google.fr") == "https://google.fr"
     end
   end
 
-  defp decode_result(encoded) do
-    [_, "proxy", sig, base64 | _] = URI.parse(encoded).path |> String.split("/")
-    {:ok, decoded} = decode_url(sig, base64)
-    decoded
-  end
-
   describe "whitelist" do
-    setup do
-      Pleroma.Config.put([:media_proxy, :enabled], true)
-      :ok
-    end
+    setup do: clear_config([:media_proxy, :enabled], true)
 
     test "mediaproxy whitelist" do
-      Pleroma.Config.put([:media_proxy, :whitelist], ["google.com", "feld.me"])
+      clear_config([:media_proxy, :whitelist], ["google.com", "feld.me"])
       url = "https://feld.me/foo.png"
 
-      unencoded = url(url)
+      unencoded = MediaProxy.url(url)
       assert unencoded == url
     end
 
     test "does not change whitelisted urls" do
-      Pleroma.Config.put([:media_proxy, :whitelist], ["mycdn.akamai.com"])
-      Pleroma.Config.put([:media_proxy, :base_url], "https://cache.pleroma.social")
+      clear_config([:media_proxy, :whitelist], ["mycdn.akamai.com"])
+      clear_config([:media_proxy, :base_url], "https://cache.pleroma.social")
 
       media_url = "https://mycdn.akamai.com"
 
       url = "#{media_url}/static/logo.png"
-      encoded = url(url)
+      encoded = MediaProxy.url(url)
 
       assert String.starts_with?(encoded, media_url)
     end
 
     test "ensure Pleroma.Upload base_url is always whitelisted" do
       media_url = "https://media.pleroma.social"
-      Pleroma.Config.put([Pleroma.Upload, :base_url], media_url)
+      clear_config([Pleroma.Upload, :base_url], media_url)
 
       url = "#{media_url}/static/logo.png"
-      encoded = url(url)
+      encoded = MediaProxy.url(url)
 
       assert String.starts_with?(encoded, media_url)
     end