Merge branch 'features/flavour-switching' into 'develop'

[MastoAPI] Add switching of frontend flavours

See merge request pleroma/pleroma!807

test/web/mastodon_api/mastodon_api_controller_test.exs

@@ -1792,4 +1792,29 @@ defmodule Pleroma.Web.MastodonAPI.MastodonAPIControllerTest do
                |> json_response(200)
     end
   end
+
+  test "flavours switching (Pleroma Extension)", %{conn: conn} do
+    user = insert(:user)
+
+    get_old_flavour =
+      conn
+      |> assign(:user, user)
+      |> get("/api/v1/pleroma/flavour")
+
+    assert "glitch" == json_response(get_old_flavour, 200)
+
+    set_flavour =
+      conn
+      |> assign(:user, user)
+      |> post("/api/v1/pleroma/flavour/vanilla")
+
+    assert "vanilla" == json_response(set_flavour, 200)
+
+    get_new_flavour =
+      conn
+      |> assign(:user, user)
+      |> post("/api/v1/pleroma/flavour/vanilla")
+
+    assert json_response(set_flavour, 200) == json_response(get_new_flavour, 200)
+  end
 end