tests: add test for hubzilla follow activity too

test/fixtures/httpoison_mock/kaniini@hubzilla.example.org.json

@@ -0,0 +1 @@
+{"@context":["https://www.w3.org/ns/activitystreams","https://w3id.org/security/v1","https://hubzilla.example.org/apschema/v1.2"],"type":"Person","id":"https://hubzilla.example.org/channel/kaniini","preferredUsername":"kaniini","name":"kaniini","icon":{"type":"Image","mediaType":"image/jpeg","url":"https://hubzilla.example.org/photo/profile/l/281","height":300,"width":300},"url":{"type":"Link","mediaType":"text/html","href":"https://hubzilla.example.org/channel/kaniini"},"inbox":"https://hubzilla.example.org/inbox/kaniini","outbox":"https://hubzilla.example.org/outbox/kaniini","followers":"https://hubzilla.example.org/followers/kaniini","following":"https://hubzilla.example.org/following/kaniini","endpoints":{"sharedInbox":"https://hubzilla.example.org/inbox"},"publicKey":{"id":"https://hubzilla.example.org/channel/kaniini/public_key_pem","owner":"https://hubzilla.example.org/channel/kaniini","publicKeyPem":"-----BEGIN PUBLIC KEY-----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\nDropXWaOfy7Lac+G4qlfSgsCAwEAAQ==\n-----END PUBLIC KEY-----\n"},"nomadicLocations":[{"id":"https://hubzilla.example.org/locs/kaniini","type":"nomadicLocation","locationAddress":"acct:kaniini@hubzilla.example.org","locationPrimary":true,"locationDeleted":false}],"signature":{"@context":["https://www.w3.org/ns/activitystreams","https://w3id.org/security/v1"],"type":"RsaSignature2017","nonce":"6b981a2f3bdcffc20252e3b131d4a4569fd2dea9fac543e5196136302f492694","creator":"https://hubzilla.example.org/channel/kaniini/public_key_pem","created":"2018-05-19T08:19:13Z","signatureValue":"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"}}

test/fixtures/hubzilla-follow-activity.json

@@ -0,0 +1,31 @@
+{
+  "type": "Follow",
+  "signature": {
+    "type": "RsaSignature2017",
+    "signatureValue": "Kn1/UkAQGJVaXBfWLAHcnwHg8YMAUqlEaBuYLazAG+pz5hqivsyrBmPV186Xzr+B4ZLExA9+SnOoNx/GOz4hBm0kAmukNSILAsUd84tcJ2yT9zc1RKtembK4WiwOw7li0+maeDN0HaB6t+6eTqsCWmtiZpprhXD8V1GGT8yG7X24fQ9oFGn+ng7lasbcCC0988Y1eGqNe7KryxcPuQz57YkDapvtONzk8gyLTkZMV4De93MyRHq6GVjQVIgtiYabQAxrX6Q8C+4P/jQoqdWJHEe+MY5JKyNaT/hMPt2Md1ok9fZQBGHlErk22/zy8bSN19GdG09HmIysBUHRYpBLig==",
+    "creator": "https://hubzilla.example.org/channel/kaniini#main-key",
+    "created": "2018-02-17T13:29:31Z"
+  },
+  "object": "https://localtesting.pleroma.lol/users/lain",
+  "nickname": "lain",
+  "id": "https://hubzilla.example.org/channel/kaniini#follows/2",
+  "actor": {
+    "id": "https://hubzilla.example.org/channel/kaniini"
+  },
+  "@context": [
+    "https://www.w3.org/ns/activitystreams",
+    "https://w3id.org/security/v1",
+    {
+      "toot": "http://joinmastodon.org/ns#",
+      "sensitive": "as:sensitive",
+      "ostatus": "http://ostatus.org#",
+      "movedTo": "as:movedTo",
+      "manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
+      "inReplyToAtomUri": "ostatus:inReplyToAtomUri",
+      "conversation": "ostatus:conversation",
+      "atomUri": "ostatus:atomUri",
+      "Hashtag": "as:Hashtag",
+      "Emoji": "toot:Emoji"
+    }
+  ]
+}

test/support/httpoison_mock.ex

@@ -628,6 +628,14 @@ def get("http://mastodon.example.org/users/admin", [Accept: "application/activit
      }}
   end
 
+  def get("https://hubzilla.example.org/channel/kaniini", [Accept: "application/activity+json"], _) do
+    {:ok,
+     %Response{
+       status_code: 200,
+       body: File.read!("test/fixtures/httpoison_mock/kaniini@hubzilla.example.org.json")
+     }}
+  end
+
   def get("https://masto.quad.moe/users/_HellPie", [Accept: "application/activity+json"], _) do
     {:ok,
      %Response{

test/web/activity_pub/transmogrifier_test.exs

@@ -1,6 +1,7 @@
 defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
   use Pleroma.DataCase
   alias Pleroma.Web.ActivityPub.Transmogrifier
+  alias Pleroma.Web.ActivityPub.Utils
   alias Pleroma.Web.OStatus
   alias Pleroma.Activity
   alias Pleroma.User
@@ -118,6 +119,23 @@ test "it works for incoming follow requests" do
       assert User.following?(User.get_by_ap_id(data["actor"]), user)
     end
 
+    test "it works for incoming follow requests from hubzilla" do
+      user = insert(:user)
+
+      data =
+        File.read!("test/fixtures/hubzilla-follow-activity.json")
+        |> Poison.decode!()
+        |> Map.put("object", user.ap_id)
+        |> Utils.normalize_params()
+
+      {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
+
+      assert data["actor"] == "https://hubzilla.example.org/channel/kaniini"
+      assert data["type"] == "Follow"
+      assert data["id"] == "https://hubzilla.example.org/channel/kaniini#follows/2"
+      assert User.following?(User.get_by_ap_id(data["actor"]), user)
+    end
+
     test "it works for incoming likes" do
       user = insert(:user)
       {:ok, activity} = CommonAPI.post(user, %{"status" => "hello"})