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diff --git a/test/pleroma/web/node_info_test.exs b/test/pleroma/web/node_info_test.exs
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+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.NodeInfoTest do
+  use Pleroma.Web.ConnCase, async: false
+
+  import Pleroma.Factory
+
+  setup do: clear_config([:mrf_simple])
+  setup do: clear_config(:instance)
+
+  test "GET /.well-known/nodeinfo", %{conn: conn} do
+    links =
+      conn
+      |> get("/.well-known/nodeinfo")
+      |> json_response(200)
+      |> Map.fetch!("links")
+
+    Enum.each(links, fn link ->
+      href = Map.fetch!(link, "href")
+
+      conn
+      |> get(href)
+      |> json_response(200)
+    end)
+  end
+
+  test "nodeinfo shows staff accounts", %{conn: conn} do
+    moderator = insert(:user, local: true, is_moderator: true)
+    admin = insert(:user, local: true, is_admin: true)
+
+    conn =
+      conn
+      |> get("/nodeinfo/2.1.json")
+
+    assert result = json_response(conn, 200)
+
+    assert moderator.ap_id in result["metadata"]["staffAccounts"]
+    assert admin.ap_id in result["metadata"]["staffAccounts"]
+  end
+
+  test "nodeinfo shows roles and privileges", %{conn: conn} do
+    clear_config([:instance, :moderator_privileges], [:cofe])
+    clear_config([:instance, :admin_privileges], [:suya, :cofe])
+
+    conn =
+      conn
+      |> get("/nodeinfo/2.1.json")
+
+    assert result = json_response(conn, 200)
+
+    assert %{"admin" => ["suya", "cofe"], "moderator" => ["cofe"]} == result["metadata"]["roles"]
+  end
+
+  test "nodeinfo shows restricted nicknames", %{conn: conn} do
+    conn =
+      conn
+      |> get("/nodeinfo/2.1.json")
+
+    assert result = json_response(conn, 200)
+
+    assert Config.get([Pleroma.User, :restricted_nicknames]) ==
+             result["metadata"]["restrictedNicknames"]
+  end
+
+  test "returns software.repository field in nodeinfo 2.1", %{conn: conn} do
+    conn
+    |> get("/.well-known/nodeinfo")
+    |> json_response(200)
+
+    conn =
+      conn
+      |> get("/nodeinfo/2.1.json")
+
+    assert result = json_response(conn, 200)
+    assert Pleroma.Application.repository() == result["software"]["repository"]
+  end
+
+  test "returns fieldsLimits field", %{conn: conn} do
+    clear_config([:instance, :max_account_fields], 10)
+    clear_config([:instance, :max_remote_account_fields], 15)
+    clear_config([:instance, :account_field_name_length], 255)
+    clear_config([:instance, :account_field_value_length], 2048)
+
+    response =
+      conn
+      |> get("/nodeinfo/2.1.json")
+      |> json_response(:ok)
+
+    assert response["metadata"]["fieldsLimits"]["maxFields"] == 10
+    assert response["metadata"]["fieldsLimits"]["maxRemoteFields"] == 15
+    assert response["metadata"]["fieldsLimits"]["nameLength"] == 255
+    assert response["metadata"]["fieldsLimits"]["valueLength"] == 2048
+  end
+
+  test "it returns the safe_dm_mentions feature if enabled", %{conn: conn} do
+    clear_config([:instance, :safe_dm_mentions], true)
+
+    response =
+      conn
+      |> get("/nodeinfo/2.1.json")
+      |> json_response(:ok)
+
+    assert "safe_dm_mentions" in response["metadata"]["features"]
+
+    clear_config([:instance, :safe_dm_mentions], false)
+
+    response =
+      conn
+      |> get("/nodeinfo/2.1.json")
+      |> json_response(:ok)
+
+    refute "safe_dm_mentions" in response["metadata"]["features"]
+  end
+
+  describe "`metadata/federation/enabled`" do
+    setup do: clear_config([:instance, :federating])
+
+    test "it shows if federation is enabled/disabled", %{conn: conn} do
+      clear_config([:instance, :federating], true)
+
+      response =
+        conn
+        |> get("/nodeinfo/2.1.json")
+        |> json_response(:ok)
+
+      assert response["metadata"]["federation"]["enabled"] == true
+
+      clear_config([:instance, :federating], false)
+
+      response =
+        conn
+        |> get("/nodeinfo/2.1.json")
+        |> json_response(:ok)
+
+      assert response["metadata"]["federation"]["enabled"] == false
+    end
+  end
+
+  test "it shows default features flags", %{conn: conn} do
+    response =
+      conn
+      |> get("/nodeinfo/2.1.json")
+      |> json_response(:ok)
+
+    default_features = [
+      "pleroma_api",
+      "mastodon_api",
+      "mastodon_api_streaming",
+      "polls",
+      "pleroma_explicit_addressing",
+      "shareable_emoji_packs",
+      "multifetch",
+      "pleroma_emoji_reactions",
+      "pleroma:api/v1/notifications:include_types_filter",
+      "pleroma_chat_messages"
+    ]
+
+    assert MapSet.subset?(
+             MapSet.new(default_features),
+             MapSet.new(response["metadata"]["features"])
+           )
+  end
+
+  describe "Quarantined instances" do
+    setup do
+      clear_config([:mrf, :transparency], true)
+      quarantined_instances = [{"example.com", "reason to quarantine"}]
+      clear_config([:instance, :quarantined_instances], quarantined_instances)
+    end
+
+    test "shows quarantined instances data if enabled", %{conn: conn} do
+      expected_config = ["example.com"]
+
+      response =
+        conn
+        |> get("/nodeinfo/2.1.json")
+        |> json_response(:ok)
+
+      assert response["metadata"]["federation"]["quarantined_instances"] == expected_config
+    end
+
+    test "shows extra information in the quarantined_info field for relevant entries", %{
+      conn: conn
+    } do
+      clear_config([:mrf, :transparency], true)
+
+      expected_config = %{
+        "quarantined_instances" => %{
+          "example.com" => %{"reason" => "reason to quarantine"}
+        }
+      }
+
+      response =
+        conn
+        |> get("/nodeinfo/2.1.json")
+        |> json_response(:ok)
+
+      assert response["metadata"]["federation"]["quarantined_instances_info"] == expected_config
+    end
+  end
+
+  describe "MRF SimplePolicy" do
+    setup do
+      clear_config([:mrf, :policies], [Pleroma.Web.ActivityPub.MRF.SimplePolicy])
+      clear_config([:mrf, :transparency], true)
+    end
+
+    test "shows MRF transparency data if enabled", %{conn: conn} do
+      simple_config = %{"reject" => [{"example.com", ""}]}
+      clear_config(:mrf_simple, simple_config)
+
+      expected_config = %{"reject" => ["example.com"]}
+
+      response =
+        conn
+        |> get("/nodeinfo/2.1.json")
+        |> json_response(:ok)
+
+      assert response["metadata"]["federation"]["mrf_simple"] == expected_config
+    end
+
+    test "performs exclusions from MRF transparency data if configured", %{conn: conn} do
+      clear_config([:mrf, :transparency_exclusions], [
+        {"other.site", "We don't want them to know"}
+      ])
+
+      simple_config = %{"reject" => [{"example.com", ""}, {"other.site", ""}]}
+      clear_config(:mrf_simple, simple_config)
+
+      expected_config = %{"reject" => ["example.com"]}
+
+      response =
+        conn
+        |> get("/nodeinfo/2.1.json")
+        |> json_response(:ok)
+
+      assert response["metadata"]["federation"]["mrf_simple"] == expected_config
+      assert response["metadata"]["federation"]["exclusions"] == true
+    end
+
+    test "shows extra information in the mrf_simple_info field for relevant entries", %{
+      conn: conn
+    } do
+      simple_config = %{
+        media_removal: [{"no.media", "LEEWWWDD >//<"}],
+        media_nsfw: [],
+        federated_timeline_removal: [{"no.ftl", ""}],
+        report_removal: [],
+        reject: [
+          {"example.instance", "Some reason"},
+          {"uwu.owo", "awoo to much"},
+          {"no.reason", ""}
+        ],
+        followers_only: [],
+        accept: [],
+        avatar_removal: [],
+        banner_removal: [],
+        reject_deletes: [
+          {"peak.me", "I want to peak at what they don't want me to see, eheh"}
+        ]
+      }
+
+      clear_config(:mrf_simple, simple_config)
+
+      clear_config([:mrf, :transparency_exclusions], [
+        {"peak.me", "I don't want them to know"}
+      ])
+
+      expected_config = %{
+        "media_removal" => %{
+          "no.media" => %{"reason" => "LEEWWWDD >//<"}
+        },
+        "reject" => %{
+          "example.instance" => %{"reason" => "Some reason"},
+          "uwu.owo" => %{"reason" => "awoo to much"}
+        }
+      }
+
+      response =
+        conn
+        |> get("/nodeinfo/2.1.json")
+        |> json_response(:ok)
+
+      assert response["metadata"]["federation"]["mrf_simple_info"] == expected_config
+    end
+  end
+end