Merge pull request 'fix flaky test filter_controller_test.exs:200' (#239) from ilja/akkoma:fix_flaky_filter_controller_test.exs_200 into develop

Reviewed-on: #239

test/pleroma/web/mastodon_api/controllers/filter_controller_test.exs

@@ -3,9 +3,10 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.MastodonAPI.FilterControllerTest do
-  use Pleroma.Web.ConnCase, async: true
+  use Pleroma.Web.ConnCase, async: false
   use Oban.Testing, repo: Pleroma.Repo
 
+  import Mock
   import Pleroma.Factory
 
   alias Pleroma.Filter
@@ -53,6 +54,7 @@ test "a filter with expires_in", %{conn: conn, user: user} do
       in_seconds = 600
 
       response =
+        with_mock NaiveDateTime, [:passthrough], utc_now: fn -> ~N[2017-03-17 17:09:58] end do
           conn
           |> put_req_header("content-type", "application/json")
           |> post("/api/v1/filters", %{
@@ -61,17 +63,11 @@ test "a filter with expires_in", %{conn: conn, user: user} do
             expires_in: in_seconds
           })
           |> json_response_and_validate_schema(200)
+        end
 
       assert response["irreversible"] == false
 
-      expires_at =
-        NaiveDateTime.utc_now()
-        |> NaiveDateTime.add(in_seconds)
-
-      assert NaiveDateTime.diff(
-               NaiveDateTime.from_iso8601!(response["expires_at"]),
-               expires_at
-             ) < 5
+      assert response["expires_at"] == "2017-03-17T17:19:58.000Z"
 
       filter = Filter.get(response["id"], user)
 
@@ -183,6 +179,7 @@ test "with adding expires_at", %{conn: conn, user: user} do
       in_seconds = 600
 
       response =
+        with_mock NaiveDateTime, [:passthrough], utc_now: fn -> ~N[2017-03-17 17:09:58] end do
           conn
           |> put_req_header("content-type", "application/json")
           |> put("/api/v1/filters/#{filter.filter_id}", %{
@@ -192,17 +189,11 @@ test "with adding expires_at", %{conn: conn, user: user} do
             irreversible: true
           })
           |> json_response_and_validate_schema(200)
+        end
 
       assert response["irreversible"] == true
 
-      expected_time =
-        NaiveDateTime.utc_now()
-        |> NaiveDateTime.add(in_seconds)
-
-      assert NaiveDateTime.diff(
-               NaiveDateTime.from_iso8601!(response["expires_at"]),
-               expected_time
-             ) < 5
+      assert response["expires_at"] == "2017-03-17T17:19:58.000Z"
 
       filter = Filter.get(response["id"], user)