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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2020 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Instances.InstanceTest do
   6   alias Pleroma.Instances.Instance
   7   alias Pleroma.Repo
   8
   9   use Pleroma.DataCase
  10
  11   import ExUnit.CaptureLog
  12   import Pleroma.Factory
  13
  14   setup_all do: clear_config([:instance, :federation_reachability_timeout_days], 1)
  15
  16   describe "set_reachable/1" do
  17     test "clears `unreachable_since` of existing matching Instance record having non-nil `unreachable_since`" do
  18       unreachable_since = NaiveDateTime.to_iso8601(NaiveDateTime.utc_now())
  19       instance = insert(:instance, unreachable_since: unreachable_since)
  20
  21       assert {:ok, instance} = Instance.set_reachable(instance.host)
  22       refute instance.unreachable_since
  23     end
  24
  25     test "keeps nil `unreachable_since` of existing matching Instance record having nil `unreachable_since`" do
  26       instance = insert(:instance, unreachable_since: nil)
  27
  28       assert {:ok, instance} = Instance.set_reachable(instance.host)
  29       refute instance.unreachable_since
  30     end
  31
  32     test "does NOT create an Instance record in case of no existing matching record" do
  33       host = "domain.org"
  34       assert nil == Instance.set_reachable(host)
  35
  36       assert [] = Repo.all(Ecto.Query.from(i in Instance))
  37       assert Instance.reachable?(host)
  38     end
  39   end
  40
  41   describe "set_unreachable/1" do
  42     test "creates new record having `unreachable_since` to current time if record does not exist" do
  43       assert {:ok, instance} = Instance.set_unreachable("https://domain.com/path")
  44
  45       instance = Repo.get(Instance, instance.id)
  46       assert instance.unreachable_since
  47       assert "domain.com" == instance.host
  48     end
  49
  50     test "sets `unreachable_since` of existing record having nil `unreachable_since`" do
  51       instance = insert(:instance, unreachable_since: nil)
  52       refute instance.unreachable_since
  53
  54       assert {:ok, _} = Instance.set_unreachable(instance.host)
  55
  56       instance = Repo.get(Instance, instance.id)
  57       assert instance.unreachable_since
  58     end
  59
  60     test "does NOT modify `unreachable_since` value of existing record in case it's present" do
  61       instance =
  62         insert(:instance, unreachable_since: NaiveDateTime.add(NaiveDateTime.utc_now(), -10))
  63
  64       assert instance.unreachable_since
  65       initial_value = instance.unreachable_since
  66
  67       assert {:ok, _} = Instance.set_unreachable(instance.host)
  68
  69       instance = Repo.get(Instance, instance.id)
  70       assert initial_value == instance.unreachable_since
  71     end
  72   end
  73
  74   describe "set_unreachable/2" do
  75     test "sets `unreachable_since` value of existing record in case it's newer than supplied value" do
  76       instance =
  77         insert(:instance, unreachable_since: NaiveDateTime.add(NaiveDateTime.utc_now(), -10))
  78
  79       assert instance.unreachable_since
  80
  81       past_value = NaiveDateTime.add(NaiveDateTime.utc_now(), -100)
  82       assert {:ok, _} = Instance.set_unreachable(instance.host, past_value)
  83
  84       instance = Repo.get(Instance, instance.id)
  85       assert past_value == instance.unreachable_since
  86     end
  87
  88     test "does NOT modify `unreachable_since` value of existing record in case it's equal to or older than supplied value" do
  89       instance =
  90         insert(:instance, unreachable_since: NaiveDateTime.add(NaiveDateTime.utc_now(), -10))
  91
  92       assert instance.unreachable_since
  93       initial_value = instance.unreachable_since
  94
  95       assert {:ok, _} = Instance.set_unreachable(instance.host, NaiveDateTime.utc_now())
  96
  97       instance = Repo.get(Instance, instance.id)
  98       assert initial_value == instance.unreachable_since
  99     end
 100   end
 101
 102   describe "get_or_update_favicon/1" do
 103     test "Scrapes favicon URLs" do
 104       Tesla.Mock.mock(fn %{url: "https://favicon.example.org/"} ->
 105         %Tesla.Env{
 106           status: 200,
 107           body: ~s[<html><head><link rel="icon" href="/favicon.png"></head></html>]
 108         }
 109       end)
 110
 111       assert "https://favicon.example.org/favicon.png" ==
 112                Instance.get_or_update_favicon(URI.parse("https://favicon.example.org/"))
 113     end
 114
 115     test "Returns nil on too long favicon URLs" do
 116       long_favicon_url =
 117         "https://Lorem.ipsum.dolor.sit.amet/consecteturadipiscingelit/Praesentpharetrapurusutaliquamtempus/Mauriseulaoreetarcu/atfacilisisorci/Nullamporttitor/nequesedfeugiatmollis/dolormagnaefficiturlorem/nonpretiumsapienorcieurisus/Nullamveleratsem/Maecenassedaccumsanexnam/favicon.png"
 118
 119       Tesla.Mock.mock(fn %{url: "https://long-favicon.example.org/"} ->
 120         %Tesla.Env{
 121           status: 200,
 122           body:
 123             ~s[<html><head><link rel="icon" href="] <> long_favicon_url <> ~s["></head></html>]
 124         }
 125       end)
 126
 127       assert capture_log(fn ->
 128                assert nil ==
 129                         Instance.get_or_update_favicon(
 130                           URI.parse("https://long-favicon.example.org/")
 131                         )
 132              end) =~
 133                "Instance.get_or_update_favicon(\"long-favicon.example.org\") error: %Postgrex.Error{"
 134     end
 135
 136     test "Handles not getting a favicon URL properly" do
 137       Tesla.Mock.mock(fn %{url: "https://no-favicon.example.org/"} ->
 138         %Tesla.Env{
 139           status: 200,
 140           body: ~s[<html><head><h1>I wil look down and whisper "GNO.."</h1></head></html>]
 141         }
 142       end)
 143
 144       refute capture_log(fn ->
 145                assert nil ==
 146                         Instance.get_or_update_favicon(
 147                           URI.parse("https://no-favicon.example.org/")
 148                         )
 149              end) =~ "Instance.scrape_favicon(\"https://no-favicon.example.org/\") error: "
 150     end
 151   end
 152 end