Introduce follower, add tests

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

.gitignore

@@ -18,4 +18,5 @@ erl_crash.dump
 .elixir_ls
 /doc
 priv/static/GeoLite2-City.mmdb
-.vscode/
+.vscode/
+cover/

lib/eventos/actors/actor.ex

@@ -1,36 +1,3 @@
-defmodule Eventos.Actors.Actor.TitleSlug do
-  @moduledoc """
-  Slug generation for groups
-  """
-  alias Eventos.Actors.Actor
-  import Ecto.Query
-  alias Eventos.Repo
-  use EctoAutoslugField.Slug, from: :title, to: :slug
-
-  def build_slug(sources, changeset) do
-    slug = super(sources, changeset)
-    build_unique_slug(slug, changeset)
-  end
-
-  defp build_unique_slug(slug, changeset) do
-    query =
-      from(
-        a in Actor,
-        where: a.slug == ^slug
-      )
-
-    case Repo.one(query) do
-      nil ->
-        slug
-
-      _story ->
-        slug
-        |> Eventos.Slug.increment_slug()
-        |> build_unique_slug(changeset)
-    end
-  end
-end
-
 import EctoEnum
 
 defenum(Eventos.Actors.ActorTypeEnum, :actor_type, [
@@ -131,6 +98,7 @@ defmodule Eventos.Actors.Actor do
     |> validate_required([:preferred_username, :keys, :suspended, :url, :type])
   end
 
+  # TODO : Use me !
   @email_regex ~r/^[a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/
   def remote_actor_creation(params) do
     changes =
@@ -219,37 +187,17 @@ defmodule Eventos.Actors.Actor do
     end
   end
 
-  # @spec get_public_key_for_url(Actor.t) :: {:ok, String.t}
+  @spec get_public_key_for_url(String.t()) :: {:ok, String.t()}
   def get_public_key_for_url(url) do
     with %Actor{} = actor <- get_or_fetch_by_url(url) do
-      actor
+      actor.keys
-      |> get_keys_for_actor
       |> Eventos.Service.ActivityPub.Utils.pem_to_public_key()
     else
       _ -> :error
     end
   end
 
-  @deprecated "Use get_keys_for_actor/1 instead"
+  def get_followers(%Actor{id: actor_id} = _actor) do
-  # @spec get_public_key_for_actor(Actor.t) :: {:ok, String.t}
-  def get_public_key_for_actor(%Actor{} = actor) do
-    {:ok, actor.keys}
-  end
-
-  @doc """
-  Returns a pem encoded keypair (if local) or public key
-  """
-  def get_keys_for_actor(%Actor{} = actor) do
-    actor.keys
-  end
-
-  @deprecated "Use get_keys_for_actor/1 instead"
-  # @spec get_private_key_for_actor(Actor.t) :: {:ok, String.t}
-  def get_private_key_for_actor(%Actor{} = actor) do
-    actor.keys
-  end
-
-  def get_followers(%Actor{id: actor_id} = actor) do
     Repo.all(
       from(
         a in Actor,
@@ -260,7 +208,7 @@ defmodule Eventos.Actors.Actor do
     )
   end
 
-  def get_followings(%Actor{id: actor_id} = actor) do
+  def get_followings(%Actor{id: actor_id} = _actor) do
     Repo.all(
       from(
         a in Actor,

lib/eventos/actors/actors.ex

@@ -112,36 +112,21 @@ defmodule Eventos.Actors do
     Actor.changeset(actor, %{})
   end
 
-  @doc """
-  Returns a text representation of a local actor like user@domain.tld
-  """
-  def actor_to_local_name_and_domain(actor) do
-    "#{actor.preferred_username}@#{Application.get_env(:my, EventosWeb.Endpoint)[:url][:host]}"
-  end
-
-  @doc """
-  Returns a webfinger representation of an actor
-  """
-  def actor_to_webfinger_s(actor) do
-    "acct:#{actor_to_local_name_and_domain(actor)}"
-  end
-
   @doc """
   List the groups
   """
   def list_groups do
-    Repo.all(from(a in Actor, where: a.type == "Group"))
+    Repo.all(from(a in Actor, where: a.type == ^:Group))
   end
 
   def get_group_by_name(name) do
-    actor =
+    case String.split(name, "@") do
-      case String.split(name, "@") do
+      [name] ->
-        [name] ->
+        Repo.get_by(Actor, preferred_username: name, type: :Group)
-          Repo.get_by(Actor, preferred_username: name, type: :Group)
 
-        [name, domain] ->
+      [name, domain] ->
-          Repo.get_by(Actor, preferred_username: name, domain: domain, type: :Group)
+        Repo.get_by(Actor, preferred_username: name, domain: domain, type: :Group)
-      end
+    end
   end
 
   @doc """
@@ -736,4 +721,90 @@ defmodule Eventos.Actors do
   def change_bot(%Bot{} = bot) do
     Bot.changeset(bot, %{})
   end
+
+  alias Eventos.Actors.Follower
+
+  @doc """
+  Gets a single follower.
+
+  Raises `Ecto.NoResultsError` if the Follower does not exist.
+
+  ## Examples
+
+      iex> get_follower!(123)
+      %Follower{}
+
+      iex> get_follower!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_follower!(id) do
+    Repo.get!(Follower, id)
+    |> Repo.preload([:actor, :target_actor])
+  end
+
+  @doc """
+  Creates a follower.
+
+  ## Examples
+
+      iex> create_follower(%{field: value})
+      {:ok, %Follower{}}
+
+      iex> create_follower(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_follower(attrs \\ %{}) do
+    %Follower{}
+    |> Follower.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a follower.
+
+  ## Examples
+
+      iex> update_follower(follower, %{field: new_value})
+      {:ok, %Follower{}}
+
+      iex> update_follower(follower, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_follower(%Follower{} = follower, attrs) do
+    follower
+    |> Follower.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a Follower.
+
+  ## Examples
+
+      iex> delete_follower(follower)
+      {:ok, %Follower{}}
+
+      iex> delete_follower(follower)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_follower(%Follower{} = follower) do
+    Repo.delete(follower)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking follower changes.
+
+  ## Examples
+
+      iex> change_follower(follower)
+      %Ecto.Changeset{source: %Follower{}}
+
+  """
+  def change_follower(%Follower{} = follower) do
+    Follower.changeset(follower, %{})
+  end
 end

lib/eventos/actors/follower.ex

@@ -12,14 +12,12 @@ defmodule Eventos.Actors.Follower do
     field(:score, :integer, default: 1000)
     belongs_to(:target_actor, Actor)
     belongs_to(:actor, Actor)
-
-    timestamps()
   end
 
   @doc false
   def changeset(%Follower{} = member, attrs) do
     member
-    |> cast(attrs, [:role, :approved, :target_actor_id, :actor_id])
+    |> cast(attrs, [:score, :approved, :target_actor_id, :actor_id])
-    |> validate_required([:role, :approved, :target_actor_id, :actor_id])
+    |> validate_required([:score, :approved, :target_actor_id, :actor_id])
   end
 end

lib/eventos_web/controllers/follower_controller.ex

@@ -0,0 +1,43 @@
+defmodule EventosWeb.FollowerController do
+  use EventosWeb, :controller
+
+  alias Eventos.Actors
+  alias Eventos.Actors.Follower
+
+  action_fallback(EventosWeb.FallbackController)
+
+  def index(conn, _params) do
+    followers = Actors.list_followers()
+    render(conn, "index.json", followers: followers)
+  end
+
+  def create(conn, %{"follower" => follower_params}) do
+    with {:ok, %Follower{} = follower} <- Actors.create_follower(follower_params) do
+      conn
+      |> put_status(:created)
+      |> put_resp_header("location", follower_path(conn, :show, follower))
+      |> render("show.json", follower: follower)
+    end
+  end
+
+  def show(conn, %{"id" => id}) do
+    follower = Actors.get_follower!(id)
+    render(conn, "show.json", follower: follower)
+  end
+
+  def update(conn, %{"id" => id, "follower" => follower_params}) do
+    follower = Actors.get_follower!(id)
+
+    with {:ok, %Follower{} = follower} <- Actors.update_follower(follower, follower_params) do
+      render(conn, "show.json", follower: follower)
+    end
+  end
+
+  def delete(conn, %{"id" => id}) do
+    follower = Actors.get_follower!(id)
+
+    with {:ok, %Follower{}} <- Actors.delete_follower(follower) do
+      send_resp(conn, :no_content, "")
+    end
+  end
+end

lib/eventos_web/controllers/group_controller.ex

@@ -15,8 +15,15 @@ defmodule EventosWeb.GroupController do
   end
 
   def create(conn, %{"group" => group_params}) do
-    with actor_admin = Guardian.Plug.current_resource(conn).actor,
+    with {:ok, %Actor{} = group} <- Actors.create_group(group_params) do
-         {:ok, %Actor{} = group} <- Actors.create_group(group_params) do
+      %Member{} =
+        _member =
+        Actors.create_member(%{
+          "parent_id" => group.id,
+          "actor_id" => Actors.get_local_actor_by_name(group_params["actor_admin"]).id,
+          "role" => 2
+        })
+
       conn
       |> put_status(:created)
       |> put_resp_header("location", actor_path(conn, :show, group))
@@ -24,9 +31,9 @@ defmodule EventosWeb.GroupController do
     end
   end
 
-  def join(conn, %{"name" => group_name}) do
+  def join(conn, %{"name" => group_name, "actor_name" => actor_name}) do
-    with actor = Guardian.Plug.current_resource(conn).actor,
+    with group <- Actors.get_group_by_name(group_name),
-         group <- Actors.get_group_by_name(group_name),
+         actor <- Actors.get_local_actor_by_name(actor_name),
          %Member{} = member <-
            Actors.create_member(%{"parent_id" => group.id, "actor_id" => actor.id}) do
       conn
@@ -34,7 +41,7 @@ defmodule EventosWeb.GroupController do
       |> render(EventosWeb.MemberView, "member.json", member: member)
     else
       err ->
-        import Logger
+        require Logger
         Logger.debug(inspect(err))
     end
   end

lib/eventos_web/router.ex

@@ -57,6 +57,9 @@ defmodule EventosWeb.Router do
       get("/actors", ActorController, :index)
       get("/actors/search/:name", ActorController, :search)
       get("/actors/:name", ActorController, :show)
+
+      resources("/followers", FollowerController, except: [:new, :edit])
+
       resources("/tags", TagController, only: [:index, :show])
       resources("/categories", CategoryController, only: [:index, :show])
       resources("/sessions", SessionController, only: [:index, :show])
@@ -67,7 +70,7 @@ defmodule EventosWeb.Router do
     end
   end
 
-  # Other scopes may use custom stacks.
+  # Authentificated API
   scope "/api", EventosWeb do
     pipe_through(:api_auth)
 

lib/eventos_web/views/activity_pub/actor_view.ex

@@ -13,8 +13,7 @@ defmodule EventosWeb.ActivityPub.ActorView do
   import Ecto.Query
 
   def render("actor.json", %{actor: actor}) do
-    pem = Actor.get_keys_for_actor(actor)
+    public_key = Eventos.Service.ActivityPub.Utils.pem_to_public_key_pem(actor.keys)
-    public_key = Eventos.Service.ActivityPub.Utils.pem_to_public_key_pem(pem)
 
     %{
       "id" => actor.url,

lib/eventos_web/views/follower_view.ex

@@ -0,0 +1,18 @@
+defmodule EventosWeb.FollowerView do
+  use EventosWeb, :view
+  alias EventosWeb.FollowerView
+
+  def render("index.json", %{followers: followers}) do
+    %{data: render_many(followers, FollowerView, "follower.json")}
+  end
+
+  def render("show.json", %{follower: follower}) do
+    %{data: render_one(follower, FollowerView, "follower.json")}
+  end
+
+  def render("follower.json", %{follower: follower}) do
+    %{id: follower.id,
+      approved: follower.approved,
+      score: follower.score}
+  end
+end

lib/service/http_signatures/http_signatures.ex

@@ -46,8 +46,8 @@ defmodule Eventos.Service.HTTPSignatures do
     # For now, fetch the key for the actor.
     with actor_id <- conn.params["actor"],
          public_key_code <- Actor.get_public_key_for_url(actor_id),
-         [public_key] = :public_key.pem_decode(public_key_code),
+         [public_key] <- :public_key.pem_decode(public_key_code),
-         public_key = :public_key.pem_entry_decode(public_key) do
+         public_key <- :public_key.pem_entry_decode(public_key) do
       if validate_conn(conn, public_key) do
         true
       else
@@ -56,8 +56,8 @@ defmodule Eventos.Service.HTTPSignatures do
         with actor_id <- conn.params["actor"],
              {:ok, _actor} <- ActivityPub.make_actor_from_url(actor_id),
              public_key_code <- Actor.get_public_key_for_url(actor_id),
-             [public_key] = :public_key.pem_decode(public_key_code),
+             [public_key] <- :public_key.pem_decode(public_key_code),
-             public_key = :public_key.pem_entry_decode(public_key) do
+             public_key <- :public_key.pem_entry_decode(public_key) do
           validate_conn(conn, public_key)
         end
       end
@@ -84,19 +84,17 @@ defmodule Eventos.Service.HTTPSignatures do
   end
 
   def sign(%Actor{} = actor, headers) do
-    with private_key = Actor.get_keys_for_actor(actor) do
+    sigstring = build_signing_string(headers, Map.keys(headers))
-      sigstring = build_signing_string(headers, Map.keys(headers))
 
-      signature = sigstring |> :public_key.sign(:sha256, private_key) |> Base.encode64()
+    signature = sigstring |> :public_key.sign(:sha256, actor.keys) |> Base.encode64()
 
-      [
+    [
-        keyId: actor.url <> "#main-key",
+      keyId: actor.url <> "#main-key",
-        algorithm: "rsa-sha256",
+      algorithm: "rsa-sha256",
-        headers: headers |> Map.keys() |> Enum.join(" "),
+      headers: headers |> Map.keys() |> Enum.join(" "),
-        signature: signature
+      signature: signature
-      ]
+    ]
-      |> Enum.map(fn {k, v} -> "#{k}=\"#{v}\"" end)
+    |> Enum.map(fn {k, v} -> "#{k}=\"#{v}\"" end)
-      |> Enum.join(",")
+    |> Enum.join(",")
-    end
   end
 end

test/eventos/actors/actors_test.exs

@@ -38,23 +38,30 @@ defmodule Eventos.ActorsTest do
       preferred_username: nil
     }
 
-    def actor_fixture(attrs \\ %{}) do
+    setup do
-      {:ok, actor} =
+      user = insert(:user)
-        attrs
+      actor = insert(:actor, user: user)
-        |> Enum.into(@valid_attrs)
-        |> Actors.create_actor()
 
-      actor
+      {:ok, actor: actor}
     end
 
-    test "list_actors/0 returns all actors" do
+    test "list_actors/0 returns all actors", %{actor: actor} do
-      actor = actor_fixture()
+      actors = Actors.list_actors()
-      assert Actors.list_actors() == [actor]
+      assert actors = [actor]
     end
 
-    test "get_actor!/1 returns the actor with given id" do
+    test "get_actor!/1 returns the actor with given id", %{actor: actor} do
-      actor = actor_fixture()
+      actor_fetched = Actors.get_actor!(actor.id)
-      assert Actors.get_actor!(actor.id) == actor
+      assert actor_fetched = actor
+    end
+
+    test "get_actor_with_everything!/1 returns the actor with it's organized events", %{
+      actor: actor
+    } do
+      assert Actors.get_actor_with_everything!(actor.id).organized_events == []
+      event = insert(:event, organizer_actor: actor)
+      events = Actors.get_actor_with_everything!(actor.id).organized_events
+      assert events = [event]
     end
 
     test "create_actor/1 with valid data creates a actor" do
@@ -71,8 +78,7 @@ defmodule Eventos.ActorsTest do
       assert {:error, %Ecto.Changeset{}} = Actors.create_actor(@invalid_attrs)
     end
 
-    test "update_actor/2 with valid data updates the actor" do
+    test "update_actor/2 with valid data updates the actor", %{actor: actor} do
-      actor = actor_fixture()
       assert {:ok, actor} = Actors.update_actor(actor, @update_attrs)
       assert %Actor{} = actor
       assert actor.summary == "some updated description"
@@ -83,20 +89,18 @@ defmodule Eventos.ActorsTest do
       assert actor.preferred_username == "some updated username"
     end
 
-    test "update_actor/2 with invalid data returns error changeset" do
+    test "update_actor/2 with invalid data returns error changeset", %{actor: actor} do
-      actor = actor_fixture()
       assert {:error, %Ecto.Changeset{}} = Actors.update_actor(actor, @invalid_attrs)
-      assert actor == Actors.get_actor!(actor.id)
+      actor_fetched = Actors.get_actor!(actor.id)
+      assert actor = actor_fetched
     end
 
-    test "delete_actor/1 deletes the actor" do
+    test "delete_actor/1 deletes the actor", %{actor: actor} do
-      actor = actor_fixture()
       assert {:ok, %Actor{}} = Actors.delete_actor(actor)
       assert_raise Ecto.NoResultsError, fn -> Actors.get_actor!(actor.id) end
     end
 
-    test "change_actor/1 returns a actor changeset" do
+    test "change_actor/1 returns a actor changeset", %{actor: actor} do
-      actor = actor_fixture()
       assert %Ecto.Changeset{} = Actors.change_actor(actor)
     end
   end
@@ -269,4 +273,72 @@ defmodule Eventos.ActorsTest do
       assert %Ecto.Changeset{} = Actors.change_bot(bot)
     end
   end
+
+  describe "followers" do
+    alias Eventos.Actors.Follower
+
+    @valid_attrs %{approved: true, score: 42}
+    @update_attrs %{approved: false, score: 43}
+    @invalid_attrs %{approved: nil, score: nil}
+
+    setup do
+      actor = insert(:actor)
+      target_actor = insert(:actor)
+      follower = insert(:follower, actor: actor, target_actor: target_actor)
+      {:ok, follower: follower, actor: actor, target_actor: target_actor}
+    end
+
+    test "get_follower!/1 returns the follower with given id", %{follower: follower} do
+      follower_fetched = Actors.get_follower!(follower.id)
+      assert follower_fetched = follower
+    end
+
+    test "create_follower/1 with valid data creates a follower", %{
+      actor: actor,
+      target_actor: target_actor
+    } do
+      valid_attrs =
+        @valid_attrs
+        |> Map.put(:actor_id, actor.id)
+        |> Map.put(:target_actor_id, target_actor.id)
+
+      assert {:ok, %Follower{} = follower} = Actors.create_follower(valid_attrs)
+      assert follower.approved == true
+      assert follower.score == 42
+    end
+
+    test "create_follower/1 with invalid data returns error changeset", %{
+      actor: actor,
+      target_actor: target_actor
+    } do
+      invalid_attrs =
+        @invalid_attrs
+        |> Map.put(:actor_id, actor.id)
+        |> Map.put(:target_actor_id, target_actor.id)
+
+      assert {:error, %Ecto.Changeset{}} = Actors.create_follower(invalid_attrs)
+    end
+
+    test "update_follower/2 with valid data updates the follower", %{follower: follower} do
+      assert {:ok, follower} = Actors.update_follower(follower, @update_attrs)
+      assert %Follower{} = follower
+      assert follower.approved == false
+      assert follower.score == 43
+    end
+
+    test "update_follower/2 with invalid data returns error changeset", %{follower: follower} do
+      assert {:error, %Ecto.Changeset{}} = Actors.update_follower(follower, @invalid_attrs)
+      follower_fetched = Actors.get_follower!(follower.id)
+      assert follower = follower_fetched
+    end
+
+    test "delete_follower/1 deletes the follower", %{follower: follower} do
+      assert {:ok, %Follower{}} = Actors.delete_follower(follower)
+      assert_raise Ecto.NoResultsError, fn -> Actors.get_follower!(follower.id) end
+    end
+
+    test "change_follower/1 returns a follower changeset", %{follower: follower} do
+      assert %Ecto.Changeset{} = Actors.change_follower(follower)
+    end
+  end
 end

test/eventos_web/controllers/actor_controller_test.exs

@@ -11,16 +11,9 @@ defmodule EventosWeb.ActorControllerTest do
     {:ok, conn: conn, user: user, actor: actor}
   end
 
-  key = :public_key.generate_key({:rsa, 2048, 65_537})
-  entry = :public_key.pem_entry_encode(:RSAPrivateKey, key)
-  pem = [entry] |> :public_key.pem_encode() |> String.trim_trailing()
-
   @create_attrs %{
     preferred_username: "otheridentity",
-    summary: "This is my other identity",
+    summary: "This is my other identity"
-    domain: nil,
-    keys: pem,
-    user: nil
   }
 
   describe "index" do
@@ -61,4 +54,66 @@ defmodule EventosWeb.ActorControllerTest do
   #      assert response(conn, 200)
   #    end
   #  end
+
+  @create_group_attrs %{
+    preferred_username: "mygroup",
+    summary: "This is my awesome group",
+    name: "My Group"
+  }
+
+  describe "index groups" do
+    test "lists all actor groups", %{conn: conn} do
+      conn = get(conn, group_path(conn, :index))
+      assert json_response(conn, 200)["data"] == []
+    end
+
+    test "after creating a group", %{conn: conn, user: user, actor: actor} do
+      # create group
+      conn = auth_conn(conn, user)
+      create_group_attrs = Map.put(@create_group_attrs, :actor_admin, actor.preferred_username)
+      conn = post(conn, group_path(conn, :create), group: create_group_attrs)
+
+      group_res = json_response(conn, 201)
+      assert group_res["username"] == @create_group_attrs.preferred_username
+
+      conn = get(conn, group_path(conn, :index))
+      assert json_response(conn, 200)["data"] == [group_res]
+    end
+  end
+
+  describe "create group" do
+    test "with valid attributes", %{conn: conn, user: user, actor: actor} do
+      conn = auth_conn(conn, user)
+      create_group_attrs = Map.put(@create_group_attrs, :actor_admin, actor.preferred_username)
+      conn = post(conn, group_path(conn, :create), group: create_group_attrs)
+
+      assert json_response(conn, 201)["username"] == @create_group_attrs.preferred_username
+    end
+  end
+
+  describe "join group" do
+    setup %{conn: conn} do
+      user = insert(:user)
+      actor = insert(:actor, user: user)
+      group = insert(:group, preferred_username: "mygroup")
+      {:ok, conn: conn, user: user, actor: actor, group: group}
+    end
+
+    test "from valid account", %{conn: conn, user: user, actor: actor, group: group} do
+      conn = auth_conn(conn, user)
+
+      conn =
+        post(conn, group_path(conn, :join, group.preferred_username), %{
+          "actor_name" => actor.preferred_username
+        })
+
+      resp = json_response(conn, 201)
+
+      assert resp = %{
+               "actor" => %{"username" => actor.preferred_username},
+               "group" => %{"username" => group.preferred_username},
+               "role" => 0
+             }
+    end
+  end
 end

test/eventos_web/controllers/follower_controller_test.exs

@@ -0,0 +1,76 @@
+defmodule EventosWeb.FollowerControllerTest do
+  use EventosWeb.ConnCase
+
+  alias Eventos.Actors
+  alias Eventos.Actors.Follower
+  import Eventos.Factory
+
+  @create_attrs %{approved: true, score: 42}
+  @update_attrs %{approved: false, score: 43}
+  @invalid_attrs %{approved: nil, score: nil}
+
+  setup %{conn: conn} do
+    actor = insert(:actor)
+    target_actor = insert(:actor)
+    follower = insert(:follower, actor: actor, target_actor: target_actor)
+
+    {:ok,
+     conn: put_req_header(conn, "accept", "application/json"),
+     actor: actor,
+     target_actor: target_actor,
+     follower: follower}
+  end
+
+  describe "create follower" do
+    test "renders follower when data is valid", %{
+      conn: conn,
+      actor: actor,
+      target_actor: target_actor
+    } do
+      create_attrs =
+        @create_attrs
+        |> Map.put(:actor_id, actor.id)
+        |> Map.put(:target_actor_id, target_actor.id)
+
+      conn = post(conn, follower_path(conn, :create), follower: create_attrs)
+      assert %{"id" => id} = json_response(conn, 201)["data"]
+
+      conn = get(conn, follower_path(conn, :show, id))
+      assert json_response(conn, 200)["data"] == %{"id" => id, "approved" => true, "score" => 42}
+    end
+
+    test "renders errors when data is invalid", %{conn: conn} do
+      conn = post(conn, follower_path(conn, :create), follower: @invalid_attrs)
+      assert json_response(conn, 422)["errors"] != %{}
+    end
+  end
+
+  describe "update follower" do
+    test "renders follower when data is valid", %{
+      conn: conn,
+      follower: %Follower{id: id} = follower
+    } do
+      conn = put(conn, follower_path(conn, :update, follower), follower: @update_attrs)
+      assert %{"id" => ^id} = json_response(conn, 200)["data"]
+
+      conn = get(conn, follower_path(conn, :show, id))
+      assert json_response(conn, 200)["data"] == %{"id" => id, "approved" => false, "score" => 43}
+    end
+
+    test "renders errors when data is invalid", %{conn: conn, follower: follower} do
+      conn = put(conn, follower_path(conn, :update, follower), follower: @invalid_attrs)
+      assert json_response(conn, 422)["errors"] != %{}
+    end
+  end
+
+  describe "delete follower" do
+    test "deletes chosen follower", %{conn: conn, follower: follower} do
+      conn = delete(conn, follower_path(conn, :delete, follower))
+      assert response(conn, 204)
+
+      assert_error_sent(404, fn ->
+        get(conn, follower_path(conn, :show, follower))
+      end)
+    end
+  end
+end

test/eventos_web/controllers/nodeinfo_controller_test.exs

@@ -0,0 +1,33 @@
+defmodule EventosWeb.NodeinfoControllerTest do
+  use EventosWeb.ConnCase
+
+  @instance Application.get_env(:eventos, :instance)
+
+  test "Get node info schemas", %{conn: conn} do
+    conn = get(conn, nodeinfo_path(conn, :schemas))
+
+    assert json_response(conn, 200) == %{
+             "links" => [
+               %{
+                 "href" => EventosWeb.Endpoint.url() <> "/nodeinfo/2.0.json",
+                 "rel" => "http://nodeinfo.diaspora.software/ns/schema/2.0"
+               }
+             ]
+           }
+  end
+
+  test "Get node info", %{conn: conn} do
+    conn = get(conn, nodeinfo_path(conn, :nodeinfo, "2.0.json"))
+
+    resp = json_response(conn, 200)
+
+    assert resp = %{
+             "metadata" => %{"nodeName" => Keyword.get(@instance, :name)},
+             "openRegistrations" => Keyword.get(@instance, :registrations_open),
+             "protocols" => ["activitypub"],
+             "services" => %{"inbound" => [], "outbound" => []},
+             "software" => %{"name" => "eventos", "version" => Keyword.get(@instance, :version)},
+             "version" => "2.0"
+           }
+  end
+end

test/support/factory.ex

@@ -24,11 +24,28 @@ defmodule Eventos.Factory do
       preferred_username: preferred_username,
       domain: nil,
       keys: pem,
+      type: :Person,
       url: EventosWeb.Endpoint.url() <> "/@#{preferred_username}",
       user: nil
     }
   end
 
+  def group_factory do
+    struct!(
+      actor_factory(),
+      %{
+        type: :Group
+      }
+    )
+  end
+
+  def follower_factory do
+    %Eventos.Actors.Follower{
+      target_actor: build(:actor),
+      actor: build(:actor)
+    }
+  end
+
   def category_factory do
     %Eventos.Events.Category{
       title: sequence("MyCategory"),