Implement a custom uri_equal?/2 to fix comparisons of URLs with unordered query parameters

test/pleroma/mfa/totp_test.exs

@@ -7,6 +7,8 @@ defmodule Pleroma.MFA.TOTPTest do
 
   alias Pleroma.MFA.TOTP
 
+  import Pleroma.Tests.Helpers, only: [uri_equal?: 2]
+
   test "create provisioning_uri to generate qrcode" do
     uri =
       TOTP.provisioning_uri("test-secrcet", "test@example.com",
@@ -15,7 +17,9 @@ defmodule Pleroma.MFA.TOTPTest do
         period: 60
       )
 
-    assert uri ==
+    assert uri_equal?(
+             uri,
              "otpauth://totp/test@example.com?digits=8&issuer=Plerome-42&period=60&secret=test-secrcet"
+           )
   end
 end

test/support/helpers.ex

@@ -10,6 +10,22 @@ defmodule Pleroma.Tests.Helpers do
 
   require Logger
 
+  @doc "Accepts two URLs/URIs and sorts the query parameters before comparing"
+  def uri_equal?(a, b) do
+    a_parsed = URI.parse(a)
+    b_parsed = URI.parse(b)
+
+    query_sort = fn query -> String.split(query, "&") |> Enum.sort() |> Enum.join("&") end
+
+    a_sorted_query = query_sort.(a_parsed.query)
+    b_sorted_query = query_sort.(b_parsed.query)
+
+    a_sorted = Map.put(a_parsed, :query, a_sorted_query)
+    b_sorted = Map.put(b_parsed, :query, b_sorted_query)
+
+    match?(^a_sorted, b_sorted)
+  end
+
   defmacro clear_config(config_path) do
     quote do
       clear_config(unquote(config_path)) do