Merge branch 'chore/jason-in-tests' into 'develop'

Use Jason instead of Poison in tests

See merge request pleroma/pleroma!3171

23 files changed, 121 insertions, 128 deletions

diff --git a/test/fixtures/mastodon-delete.json b/test/fixtures/mastodon-delete.json
index 87a582002..8559f724e 100644
--- a/test/fixtures/mastodon-delete.json
+++ b/test/fixtures/mastodon-delete.json
@@ -2,12 +2,9 @@
   "type": "Delete",
   "signature": {
     "type": "RsaSignature2017",
-    "signatureValue": "cw0RlfNREf+5VdsOYcCBDrv521eiLsDTAYNHKffjF0bozhCnOh+wHkFik7WamUk$
-uEiN4L2H6vPlGRprAZGRhEwgy+A7rIFQNmLrpW5qV5UNVI/2F7kngEHqZQgbQYj9hW+5GMYmPkHdv3D72ZefGw$
-4Xa2NBLGFpAjQllfzt7kzZLKKY2DM99FdUa64I2Wj3iD04Hs23SbrUdAeuGk/c1Cg6bwGNG4vxoiwn1jikgJLA$
-NAlSGjsRGdR7LfbC7GqWWsW3cSNsLFPoU6FyALjgTrrYoHiXe0QHggw+L3yMLfzB2S/L46/VRbyb+WDKMBIXUL$
-5owmzHSi6e/ZtCI3w==",
-    "creator": "http://mastodon.example.org/users/gargron#main-key",                       "created": "2018-03-03T16:24:11Z"
+    "signatureValue": "cw0RlfNREf+5VdsOYcCBDrv521eiLsDTAYNHKffjF0bozhCnOh+wHkFik7WamUk$uEiN4L2H6vPlGRprAZGRhEwgy+A7rIFQNmLrpW5qV5UNVI/2F7kngEHqZQgbQYj9hW+5GMYmPkHdv3D72ZefGw$4Xa2NBLGFpAjQllfzt7kzZLKKY2DM99FdUa64I2Wj3iD04Hs23SbrUdAeuGk/c1Cg6bwGNG4vxoiwn1jikgJLA$NAlSGjsRGdR7LfbC7GqWWsW3cSNsLFPoU6FyALjgTrrYoHiXe0QHggw+L3yMLfzB2S/L46/VRbyb+WDKMBIXUL$5owmzHSi6e/ZtCI3w==",
+    "creator": "http://mastodon.example.org/users/gargron#main-key",
+    "created": "2018-03-03T16:24:11Z"
   },
   "object": {
     "type": "Tombstone",
diff --git a/test/fixtures/osada-follow-activity.json b/test/fixtures/osada-follow-activity.json
index b991eea36..be10ce88f 100644
--- a/test/fixtures/osada-follow-activity.json
+++ b/test/fixtures/osada-follow-activity.json
@@ -1,56 +1,52 @@
 {
-  "@context":[
+  "@context": [
     "https://www.w3.org/ns/activitystreams",
     "https://w3id.org/security/v1",
     "https://apfed.club/apschema/v1.4"
   ],
-  "id":"https://apfed.club/follow/9",
-  "type":"Follow",
-  "actor":{
-    "type":"Person",
-    "id":"https://apfed.club/channel/indio",
-    "preferredUsername":"indio",
-    "name":"Indio",
-    "updated":"2019-08-20T23:52:34Z",
-    "icon":{
-      "type":"Image",
-      "mediaType":"image/jpeg",
-      "updated":"2019-08-20T23:53:37Z",
-      "url":"https://apfed.club/photo/profile/l/2",
-      "height":300,
-      "width":300
+  "id": "https://apfed.club/follow/9",
+  "type": "Follow",
+  "actor": {
+    "type": "Person",
+    "id": "https://apfed.club/channel/indio",
+    "preferredUsername": "indio",
+    "name": "Indio",
+    "updated": "2019-08-20T23:52:34Z",
+    "icon": {
+      "type": "Image",
+      "mediaType": "image/jpeg",
+      "updated": "2019-08-20T23:53:37Z",
+      "url": "https://apfed.club/photo/profile/l/2",
+      "height": 300,
+      "width": 300
     },
-    "url":"https://apfed.club/channel/indio",
-    "inbox":"https://apfed.club/inbox/indio",
-    "outbox":"https://apfed.club/outbox/indio",
-    "followers":"https://apfed.club/followers/indio",
-    "following":"https://apfed.club/following/indio",
-    "endpoints":{
-      "sharedInbox":"https://apfed.club/inbox"
+    "url": "https://apfed.club/channel/indio",
+    "inbox": "https://apfed.club/inbox/indio",
+    "outbox": "https://apfed.club/outbox/indio",
+    "followers": "https://apfed.club/followers/indio",
+    "following": "https://apfed.club/following/indio",
+    "endpoints": {
+      "sharedInbox": "https://apfed.club/inbox"
     },
-    "publicKey":{
-      "id":"https://apfed.club/channel/indio",
-      "owner":"https://apfed.club/channel/indio",
-      "publicKeyPem":"-----BEGIN PUBLIC KEY-----\nMIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA77TIR1VuSYFnmDRFGHHb\n4vaGdx9ranzRX4bfOKAqa++Ch5L4EqJpPy08RuM+NrYCYiYl4QQFDSSDXAEgb5g9\nC1TgWTfI7q/E0UBX2Vr0mU6X4i1ztv0tuQvegRjcSJ7l1AvoBs8Ip4MEJ3OPEQhB\ngJqAACB3Gnps4zi2I0yavkxUfGVKr6zKT3BxWh5hTpKC7Do+ChIrVZC2EwxND9K6
-\nsAnQHThcb5EQuvuzUQZKeS7IEOsd0JpZDmJjbfMGrAWE81pLIfEeeA2joCJiBBTO\nglDsW+juvZ+lWqJpMr2hMWpvfrFjJeUawNJCIzsLdVIZR+aKj5yy6yqoS8hkN9Ha\n1MljZpsXl+EmwcwAIqim1YeLwERCEAQ/JWbSt8pQTQbzZ6ibwQ4mchCxacrRbIVR
-\nnL59fWMBassJcbY0VwrTugm2SBsYbDjESd55UZV03Rwr8qseGTyi+hH8O7w2SIaY\nzjN6AdZiPmsh00YflzlCk8MSLOHMol1vqIUzXxU8CdXn9+KsuQdZGrTz0YKN/db4\naVwUGJatz2Tsvf7R1tJBjJfeQWOWbbn3pycLVH86LjZ83qngp9ZVnAveUnUqz0yS
-\nhe+buZ6UMsfGzbIYon2bKNlz6gYTH0YPcr+cLe+29drtt0GZiXha1agbpo4RB8zE
-\naNL2fucF5YT0yNpbd/5WoV0CAwEAAQ==\n-----END PUBLIC KEY-----\n"
+    "publicKey": {
+      "id": "https://apfed.club/channel/indio",
+      "owner": "https://apfed.club/channel/indio",
+      "publicKeyPem": "-----BEGIN PUBLIC KEY-----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\naNL2fucF5YT0yNpbd/5WoV0CAwEAAQ==\n-----END PUBLIC KEY-----\n"
     }
   },
-  "object":"https://pleroma.site/users/kaniini",
-  "to":[
+  "object": "https://pleroma.site/users/kaniini",
+  "to": [
     "https://pleroma.site/users/kaniini"
   ],
-  "signature":{
-    "@context":[
+  "signature": {
+    "@context": [
       "https://www.w3.org/ns/activitystreams",
       "https://w3id.org/security/v1"
     ],
-    "type":"RsaSignature2017",
-    "nonce":"52c035e0a9e81dce8b486159204e97c22637e91f75cdfad5378de91de68e9117",
-    "creator":"https://apfed.club/channel/indio/public_key_pem",
-    "created":"2019-08-22T03:38:02Z",
-    "signatureValue":"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"
+    "type": "RsaSignature2017",
+    "nonce": "52c035e0a9e81dce8b486159204e97c22637e91f75cdfad5378de91de68e9117",
+    "creator": "https://apfed.club/channel/indio/public_key_pem",
+    "created": "2019-08-22T03:38:02Z",
+    "signatureValue": "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"
   }
 }
diff --git a/test/pleroma/web/activity_pub/activity_pub_controller_test.exs b/test/pleroma/web/activity_pub/activity_pub_controller_test.exs
index b577e25dd..c9b421489 100644
--- a/test/pleroma/web/activity_pub/activity_pub_controller_test.exs
+++ b/test/pleroma/web/activity_pub/activity_pub_controller_test.exs
@@ -431,7 +431,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
 
   describe "/inbox" do
     test "it inserts an incoming activity into the database", %{conn: conn} do
-      data = File.read!("test/fixtures/mastodon-post-activity.json") |> Poison.decode!()
+      data = File.read!("test/fixtures/mastodon-post-activity.json") |> Jason.decode!()
 
       conn =
         conn
@@ -459,7 +459,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
 
       data =
         File.read!("test/fixtures/mastodon-post-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("actor", user.ap_id)
         |> put_in(["object", "attridbutedTo"], user.ap_id)
 
@@ -476,7 +476,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
     end
 
     test "it clears `unreachable` federation status of the sender", %{conn: conn} do
-      data = File.read!("test/fixtures/mastodon-post-activity.json") |> Poison.decode!()
+      data = File.read!("test/fixtures/mastodon-post-activity.json") |> Jason.decode!()
 
       sender_url = data["actor"]
       Instances.set_consistently_unreachable(sender_url)
@@ -534,8 +534,8 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
     test "without valid signature, " <>
            "it only accepts Create activities and requires enabled federation",
          %{conn: conn} do
-      data = File.read!("test/fixtures/mastodon-post-activity.json") |> Poison.decode!()
-      non_create_data = File.read!("test/fixtures/mastodon-announce.json") |> Poison.decode!()
+      data = File.read!("test/fixtures/mastodon-post-activity.json") |> Jason.decode!()
+      non_create_data = File.read!("test/fixtures/mastodon-announce.json") |> Jason.decode!()
 
       conn = put_req_header(conn, "content-type", "application/activity+json")
 
@@ -564,7 +564,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
     setup do
       data =
         File.read!("test/fixtures/mastodon-post-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
 
       [data: data]
     end
@@ -747,7 +747,7 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubControllerTest do
 
       data =
         File.read!("test/fixtures/activitypub-client-post-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
 
       object = Map.put(data["object"], "attributedTo", actor.ap_id)
 
diff --git a/test/pleroma/web/activity_pub/mrf/object_age_policy_test.exs b/test/pleroma/web/activity_pub/mrf/object_age_policy_test.exs
index cf6acc9a2..e8317b2af 100644
--- a/test/pleroma/web/activity_pub/mrf/object_age_policy_test.exs
+++ b/test/pleroma/web/activity_pub/mrf/object_age_policy_test.exs
@@ -22,7 +22,7 @@ defmodule Pleroma.Web.ActivityPub.MRF.ObjectAgePolicyTest do
 
   defp get_old_message do
     File.read!("test/fixtures/mastodon-post-activity.json")
-    |> Poison.decode!()
+    |> Jason.decode!()
   end
 
   defp get_new_message do
diff --git a/test/pleroma/web/activity_pub/transmogrifier/accept_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/accept_handling_test.exs
index c6ff96f08..0d431df18 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/accept_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/accept_handling_test.exs
@@ -22,7 +22,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AcceptHandlingTest do
 
     accept_data =
       File.read!("test/fixtures/mastodon-accept-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("actor", followed.ap_id)
 
     object =
@@ -52,7 +52,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AcceptHandlingTest do
 
     accept_data =
       File.read!("test/fixtures/mastodon-accept-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("actor", followed.ap_id)
       |> Map.put("object", follow_activity.data["id"])
 
@@ -76,7 +76,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AcceptHandlingTest do
 
     accept_data =
       File.read!("test/fixtures/mastodon-accept-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("actor", followed.ap_id)
 
     accept_data =
diff --git a/test/pleroma/web/activity_pub/transmogrifier/announce_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/announce_handling_test.exs
index 99c296c74..c06bbc5e9 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/announce_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/announce_handling_test.exs
@@ -36,7 +36,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AnnounceHandlingTest do
   end
 
   test "it works for incoming announces with actor being inlined (kroeg)" do
-    data = File.read!("test/fixtures/kroeg-announce-with-inline-actor.json") |> Poison.decode!()
+    data = File.read!("test/fixtures/kroeg-announce-with-inline-actor.json") |> Jason.decode!()
 
     _user = insert(:user, local: false, ap_id: data["actor"]["id"])
     other_user = insert(:user)
@@ -55,7 +55,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AnnounceHandlingTest do
   test "it works for incoming announces, fetching the announced object" do
     data =
       File.read!("test/fixtures/mastodon-announce.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", "http://mastodon.example.org/users/admin/statuses/99541947525187367")
 
     Tesla.Mock.mock(fn
@@ -90,7 +90,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AnnounceHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-announce.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", activity.data["object"])
 
     _user = insert(:user, local: false, ap_id: data["actor"])
@@ -113,7 +113,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AnnounceHandlingTest do
   test "it works for incoming announces with an inlined activity" do
     data =
       File.read!("test/fixtures/mastodon-announce-private.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
 
     _user =
       insert(:user,
@@ -144,7 +144,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AnnounceHandlingTest do
 
     data =
       File.read!("test/fixtures/bogus-mastodon-announce.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
 
     _user = insert(:user, local: false, ap_id: data["actor"])
 
@@ -157,7 +157,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AnnounceHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-announce.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", Object.normalize(activity).data["id"])
       |> Map.put("to", ["http://mastodon.example.org/users/admin/followers"])
       |> Map.put("cc", [])
diff --git a/test/pleroma/web/activity_pub/transmogrifier/answer_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/answer_handling_test.exs
index e7d85a2c5..a1c2ba28a 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/answer_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/answer_handling_test.exs
@@ -31,7 +31,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AnswerHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-vote.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Kernel.put_in(["to"], user.ap_id)
       |> Kernel.put_in(["object", "inReplyTo"], object.data["id"])
       |> Kernel.put_in(["object", "to"], user.ap_id)
@@ -66,7 +66,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AnswerHandlingTest do
     # TODO: Replace with CommonAPI vote creation when implemented
     data =
       File.read!("test/fixtures/mastodon-vote.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Kernel.put_in(["to"], user.ap_id)
       |> Kernel.put_in(["object", "inReplyTo"], poll_object.data["id"])
       |> Kernel.put_in(["object", "to"], user.ap_id)
diff --git a/test/pleroma/web/activity_pub/transmogrifier/audio_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/audio_handling_test.exs
index 6eeb1c863..7a2ac5d4d 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/audio_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/audio_handling_test.exs
@@ -53,7 +53,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.AudioHandlingTest do
         }
     end)
 
-    data = File.read!("test/fixtures/tesla_mock/funkwhale_create_audio.json") |> Poison.decode!()
+    data = File.read!("test/fixtures/tesla_mock/funkwhale_create_audio.json") |> Jason.decode!()
 
     {:ok, %Activity{local: false} = activity} = Transmogrifier.handle_incoming(data)
 
diff --git a/test/pleroma/web/activity_pub/transmogrifier/block_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/block_handling_test.exs
index 71f1a0ed5..b8e4ad827 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/block_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/block_handling_test.exs
@@ -16,7 +16,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.BlockHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-block-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", user.ap_id)
 
     blocker = insert(:user, ap_id: data["actor"])
@@ -36,7 +36,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.BlockHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-block-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", blocked.ap_id)
       |> Map.put("actor", blocker.ap_id)
 
diff --git a/test/pleroma/web/activity_pub/transmogrifier/chat_message_test.exs b/test/pleroma/web/activity_pub/transmogrifier/chat_message_test.exs
index 31274c067..2adaa1ade 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/chat_message_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/chat_message_test.exs
@@ -53,7 +53,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.ChatMessageTest do
     test "it rejects messages that don't contain content" do
       data =
         File.read!("test/fixtures/create-chat-message.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
 
       object =
         data["object"]
@@ -79,7 +79,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.ChatMessageTest do
     test "it rejects messages that don't concern local users" do
       data =
         File.read!("test/fixtures/create-chat-message.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
 
       _author =
         insert(:user, ap_id: data["actor"], local: false, last_refreshed_at: DateTime.utc_now())
@@ -97,7 +97,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.ChatMessageTest do
     test "it rejects messages where the `to` field of activity and object don't match" do
       data =
         File.read!("test/fixtures/create-chat-message.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
 
       author = insert(:user, ap_id: data["actor"])
       _recipient = insert(:user, ap_id: List.first(data["to"]))
@@ -115,7 +115,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.ChatMessageTest do
 
       data =
         File.read!("test/fixtures/create-chat-message.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("actor", "http://mastodon.example.org/users/admin")
         |> put_in(["object", "actor"], "http://mastodon.example.org/users/admin")
 
@@ -127,7 +127,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.ChatMessageTest do
     test "it doesn't work for deactivated users" do
       data =
         File.read!("test/fixtures/create-chat-message.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
 
       _author =
         insert(:user,
@@ -145,7 +145,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.ChatMessageTest do
     test "it inserts it and creates a chat" do
       data =
         File.read!("test/fixtures/create-chat-message.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
 
       author =
         insert(:user, ap_id: data["actor"], local: false, last_refreshed_at: DateTime.utc_now())
diff --git a/test/pleroma/web/activity_pub/transmogrifier/delete_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/delete_handling_test.exs
index c9a53918c..cffaa7c44 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/delete_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/delete_handling_test.exs
@@ -25,7 +25,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.DeleteHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-delete.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("actor", deleting_user.ap_id)
       |> put_in(["object", "id"], activity.data["object"])
 
@@ -57,7 +57,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.DeleteHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-delete.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("actor", deleting_user.ap_id)
       |> put_in(["object", "id"], activity.data["object"])
 
@@ -78,7 +78,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.DeleteHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-delete.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("actor", ap_id)
       |> put_in(["object", "id"], activity.data["object"])
 
@@ -91,7 +91,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.DeleteHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-delete-user.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
 
     {:ok, _} = Transmogrifier.handle_incoming(data)
     ObanHelpers.perform_all()
@@ -104,7 +104,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.DeleteHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-delete-user.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("actor", ap_id)
 
     assert match?({:error, _}, Transmogrifier.handle_incoming(data))
diff --git a/test/pleroma/web/activity_pub/transmogrifier/emoji_react_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/emoji_react_handling_test.exs
index 0fb056b50..aea4ed6f8 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/emoji_react_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/emoji_react_handling_test.exs
@@ -19,7 +19,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.EmojiReactHandlingTest do
 
     data =
       File.read!("test/fixtures/emoji-reaction.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", activity.data["object"])
       |> Map.put("actor", other_user.ap_id)
 
@@ -44,7 +44,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.EmojiReactHandlingTest do
 
     data =
       File.read!("test/fixtures/emoji-reaction-too-long.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", activity.data["object"])
       |> Map.put("actor", other_user.ap_id)
 
@@ -52,7 +52,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.EmojiReactHandlingTest do
 
     data =
       File.read!("test/fixtures/emoji-reaction-no-emoji.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", activity.data["object"])
       |> Map.put("actor", other_user.ap_id)
 
diff --git a/test/pleroma/web/activity_pub/transmogrifier/follow_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/follow_handling_test.exs
index 4ef8210ad..985c26def 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/follow_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/follow_handling_test.exs
@@ -28,7 +28,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.FollowHandlingTest do
 
       data =
         File.read!("test/fixtures/osada-follow-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("object", user.ap_id)
 
       {:ok, %Activity{data: data, local: false} = activity} = Transmogrifier.handle_incoming(data)
@@ -47,7 +47,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.FollowHandlingTest do
 
       data =
         File.read!("test/fixtures/mastodon-follow-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("object", user.ap_id)
 
       {:ok, %Activity{data: data, local: false} = activity} = Transmogrifier.handle_incoming(data)
@@ -69,7 +69,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.FollowHandlingTest do
 
       data =
         File.read!("test/fixtures/mastodon-follow-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("object", user.ap_id)
 
       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
@@ -100,7 +100,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.FollowHandlingTest do
 
       data =
         File.read!("test/fixtures/mastodon-follow-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("object", user.ap_id)
 
       {:ok, %Activity{local: false}} = Transmogrifier.handle_incoming(data)
@@ -116,7 +116,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.FollowHandlingTest do
 
       data =
         File.read!("test/fixtures/mastodon-follow-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("id", String.replace(data["id"], "2", "3"))
         |> Map.put("object", user.ap_id)
 
@@ -142,7 +142,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.FollowHandlingTest do
 
       data =
         File.read!("test/fixtures/mastodon-follow-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("object", user.ap_id)
 
       {:ok, %Activity{data: %{"id" => id}}} = Transmogrifier.handle_incoming(data)
@@ -157,7 +157,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.FollowHandlingTest do
 
       data =
         File.read!("test/fixtures/mastodon-follow-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("object", user.ap_id)
 
       with_mock Pleroma.User, [:passthrough], follow: fn _, _, _ -> {:error, :testing} end do
@@ -174,7 +174,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.FollowHandlingTest do
 
       data =
         File.read!("test/fixtures/hubzilla-follow-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("object", user.ap_id)
         |> Utils.normalize_params()
 
@@ -192,7 +192,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.FollowHandlingTest do
 
       data =
         File.read!("test/fixtures/mastodon-follow-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("object", user.ap_id)
 
       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
diff --git a/test/pleroma/web/activity_pub/transmogrifier/like_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/like_handling_test.exs
index 53fe1d550..967bad151 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/like_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/like_handling_test.exs
@@ -18,7 +18,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.LikeHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-like.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", activity.data["object"])
 
     _actor = insert(:user, ap_id: data["actor"], local: false)
@@ -40,7 +40,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.LikeHandlingTest do
 
     data =
       File.read!("test/fixtures/misskey-like.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", activity.data["object"])
 
     _actor = insert(:user, ap_id: data["actor"], local: false)
@@ -61,7 +61,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.LikeHandlingTest do
 
     data =
       File.read!("test/fixtures/misskey-like.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", activity.data["object"])
       |> Map.put("_misskey_reaction", "⭐")
 
diff --git a/test/pleroma/web/activity_pub/transmogrifier/question_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/question_handling_test.exs
index d2822ce75..47f92cf4d 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/question_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/question_handling_test.exs
@@ -18,7 +18,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.QuestionHandlingTest do
   end
 
   test "Mastodon Question activity" do
-    data = File.read!("test/fixtures/mastodon-question-activity.json") |> Poison.decode!()
+    data = File.read!("test/fixtures/mastodon-question-activity.json") |> Jason.decode!()
 
     {:ok, %Activity{local: false} = activity} = Transmogrifier.handle_incoming(data)
 
@@ -97,7 +97,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.QuestionHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-question-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Kernel.put_in(["object", "oneOf"], options)
 
     {:ok, %Activity{local: false} = activity} = Transmogrifier.handle_incoming(data)
@@ -142,7 +142,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.QuestionHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-question-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Kernel.put_in(["object", "oneOf"], options)
       |> Kernel.put_in(["object", "tag"], tag)
 
@@ -158,7 +158,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.QuestionHandlingTest do
   end
 
   test "returns same activity if received a second time" do
-    data = File.read!("test/fixtures/mastodon-question-activity.json") |> Poison.decode!()
+    data = File.read!("test/fixtures/mastodon-question-activity.json") |> Jason.decode!()
 
     assert {:ok, %Activity{local: false} = activity} = Transmogrifier.handle_incoming(data)
 
@@ -168,7 +168,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.QuestionHandlingTest do
   test "accepts a Question with no content" do
     data =
       File.read!("test/fixtures/mastodon-question-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Kernel.put_in(["object", "content"], "")
 
     assert {:ok, %Activity{local: false}} = Transmogrifier.handle_incoming(data)
diff --git a/test/pleroma/web/activity_pub/transmogrifier/reject_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/reject_handling_test.exs
index 5c1451def..cc28eb7ef 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/reject_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/reject_handling_test.exs
@@ -18,7 +18,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.RejectHandlingTest do
 
     accept_data =
       File.read!("test/fixtures/mastodon-reject-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("actor", followed.ap_id)
 
     accept_data =
@@ -42,7 +42,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.RejectHandlingTest do
 
     reject_data =
       File.read!("test/fixtures/mastodon-reject-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("actor", followed.ap_id)
       |> Map.put("object", follow_activity.data["id"])
 
@@ -58,7 +58,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.RejectHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-follow-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", user.ap_id)
       |> Map.put("id", "")
 
diff --git a/test/pleroma/web/activity_pub/transmogrifier/undo_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/undo_handling_test.exs
index 8683f7135..fcfc7b4b6 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/undo_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/undo_handling_test.exs
@@ -21,7 +21,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-undo-like.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", reaction_activity.data["id"])
       |> Map.put("actor", user.ap_id)
 
@@ -38,7 +38,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-undo-like.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", activity.data["object"])
 
     assert Transmogrifier.handle_incoming(data) == :error
@@ -50,7 +50,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     like_data =
       File.read!("test/fixtures/mastodon-like.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", activity.data["object"])
 
     _liker = insert(:user, ap_id: like_data["actor"], local: false)
@@ -59,7 +59,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-undo-like.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", like_data)
       |> Map.put("actor", like_data["actor"])
 
@@ -81,7 +81,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     like_data =
       File.read!("test/fixtures/mastodon-like.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", activity.data["object"])
 
     _liker = insert(:user, ap_id: like_data["actor"], local: false)
@@ -90,7 +90,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-undo-like.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", like_data["id"])
       |> Map.put("actor", like_data["actor"])
 
@@ -108,7 +108,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     announce_data =
       File.read!("test/fixtures/mastodon-announce.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", activity.data["object"])
 
     _announcer = insert(:user, ap_id: announce_data["actor"], local: false)
@@ -118,7 +118,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-undo-announce.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", announce_data)
       |> Map.put("actor", announce_data["actor"])
 
@@ -135,7 +135,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     follow_data =
       File.read!("test/fixtures/mastodon-follow-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", user.ap_id)
 
     _follower = insert(:user, ap_id: follow_data["actor"], local: false)
@@ -144,7 +144,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-unfollow-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", follow_data)
 
     {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
@@ -162,7 +162,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     block_data =
       File.read!("test/fixtures/mastodon-block-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", user.ap_id)
 
     _blocker = insert(:user, ap_id: block_data["actor"], local: false)
@@ -171,7 +171,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UndoHandlingTest do
 
     data =
       File.read!("test/fixtures/mastodon-unblock-activity.json")
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("object", block_data)
 
     {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
diff --git a/test/pleroma/web/activity_pub/transmogrifier/user_update_handling_test.exs b/test/pleroma/web/activity_pub/transmogrifier/user_update_handling_test.exs
index 7c4d16db7..c62d5e139 100644
--- a/test/pleroma/web/activity_pub/transmogrifier/user_update_handling_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier/user_update_handling_test.exs
@@ -14,7 +14,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UserUpdateHandlingTest do
   test "it works for incoming update activities" do
     user = insert(:user, local: false)
 
-    update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
+    update_data = File.read!("test/fixtures/mastodon-update.json") |> Jason.decode!()
 
     object =
       update_data["object"]
@@ -58,7 +58,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UserUpdateHandlingTest do
     {:ok, _activity} =
       "test/fixtures/mastodon-update.json"
       |> File.read!()
-      |> Poison.decode!()
+      |> Jason.decode!()
       |> Map.put("actor", actor)
       |> Map.update!("object", fn object ->
         object
@@ -82,7 +82,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UserUpdateHandlingTest do
 
     assert user.fields == []
 
-    update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
+    update_data = File.read!("test/fixtures/mastodon-update.json") |> Jason.decode!()
 
     object =
       update_data["object"]
@@ -138,7 +138,7 @@ defmodule Pleroma.Web.ActivityPub.Transmogrifier.UserUpdateHandlingTest do
   test "it works for incoming update activities which lock the account" do
     user = insert(:user, local: false)
 
-    update_data = File.read!("test/fixtures/mastodon-update.json") |> Poison.decode!()
+    update_data = File.read!("test/fixtures/mastodon-update.json") |> Jason.decode!()
 
     object =
       update_data["object"]
diff --git a/test/pleroma/web/activity_pub/transmogrifier_test.exs b/test/pleroma/web/activity_pub/transmogrifier_test.exs
index 333bb4f9b..66ea7664a 100644
--- a/test/pleroma/web/activity_pub/transmogrifier_test.exs
+++ b/test/pleroma/web/activity_pub/transmogrifier_test.exs
@@ -31,14 +31,14 @@ defmodule Pleroma.Web.ActivityPub.TransmogrifierTest do
 
       follow_data =
         File.read!("test/fixtures/mastodon-follow-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("object", user.ap_id)
 
       {:ok, %Activity{data: _, local: false}} = Transmogrifier.handle_incoming(follow_data)
 
       data =
         File.read!("test/fixtures/mastodon-unfollow-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("object", follow_data)
 
       {:ok, %Activity{data: data, local: false}} = Transmogrifier.handle_incoming(data)
diff --git a/test/pleroma/web/federator_test.exs b/test/pleroma/web/federator_test.exs
index 592fdccd1..67001add7 100644
--- a/test/pleroma/web/federator_test.exs
+++ b/test/pleroma/web/federator_test.exs
@@ -164,7 +164,7 @@ defmodule Pleroma.Web.FederatorTest do
 
       params =
         File.read!("test/fixtures/mastodon-post-activity.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
 
       assert {:ok, job} = Federator.incoming_ap_doc(params)
       assert {:error, _} = ObanHelpers.perform(job)
diff --git a/test/pleroma/web/o_auth/o_auth_controller_test.exs b/test/pleroma/web/o_auth/o_auth_controller_test.exs
index a00df8cc7..c6526d8c9 100644
--- a/test/pleroma/web/o_auth/o_auth_controller_test.exs
+++ b/test/pleroma/web/o_auth/o_auth_controller_test.exs
@@ -81,7 +81,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
 
       redirect_query = URI.parse(redirected_to(conn)).query
       assert %{"state" => state_param} = URI.decode_query(redirect_query)
-      assert {:ok, state_components} = Poison.decode(state_param)
+      assert {:ok, state_components} = Jason.decode(state_param)
 
       expected_client_id = app.client_id
       expected_redirect_uri = app.redirect_uris
@@ -115,7 +115,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "oauth_token" => "G-5a3AAAAAAAwMH9AAABaektfSM",
             "oauth_verifier" => "QZl8vUqNvXMTKpdmUnGejJxuHG75WWWs",
             "provider" => "twitter",
-            "state" => Poison.encode!(state_params)
+            "state" => Jason.encode!(state_params)
           }
         )
 
@@ -147,7 +147,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "oauth_token" => "G-5a3AAAAAAAwMH9AAABaektfSM",
             "oauth_verifier" => "QZl8vUqNvXMTKpdmUnGejJxuHG75WWWs",
             "provider" => "twitter",
-            "state" => Poison.encode!(state_params)
+            "state" => Jason.encode!(state_params)
           }
         )
 
@@ -178,7 +178,7 @@ defmodule Pleroma.Web.OAuth.OAuthControllerTest do
             "oauth_token" => "G-5a3AAAAAAAwMH9AAABaektfSM",
             "oauth_verifier" => "QZl8vUqNvXMTKpdmUnGejJxuHG75WWWs",
             "provider" => "twitter",
-            "state" => Poison.encode!(state_params)
+            "state" => Jason.encode!(state_params)
           }
         )
 
diff --git a/test/pleroma/web/streamer_test.exs b/test/pleroma/web/streamer_test.exs
index 0d89e01d0..dd210c3b5 100644
--- a/test/pleroma/web/streamer_test.exs
+++ b/test/pleroma/web/streamer_test.exs
@@ -222,7 +222,7 @@ defmodule Pleroma.Web.StreamerTest do
 
       data =
         File.read!("test/fixtures/mastodon-announce.json")
-        |> Poison.decode!()
+        |> Jason.decode!()
         |> Map.put("object", activity.data["object"])
         |> Map.put("actor", user.ap_id)
 
diff --git a/test/support/helpers.ex b/test/support/helpers.ex
index ecd4b1e18..224034521 100644
--- a/test/support/helpers.ex
+++ b/test/support/helpers.ex
@@ -85,8 +85,8 @@ defmodule Pleroma.Tests.Helpers do
         assigns = Map.new(assigns)
 
         view.render(template, assigns)
-        |> Poison.encode!()
-        |> Poison.decode!()
+        |> Jason.encode!()
+        |> Jason.decode!()
       end
 
       def stringify_keys(nil), do: nil