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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.UserSearchTest do
   6   alias Pleroma.Repo
   7   alias Pleroma.User
   8   use Pleroma.DataCase
   9
  10   import Pleroma.Factory
  11
  12   setup_all do
  13     Tesla.Mock.mock_global(fn env -> apply(HttpRequestMock, :request, [env]) end)
  14     :ok
  15   end
  16
  17   describe "User.search" do
  18     setup do: clear_config([:instance, :limit_to_local_content])
  19
  20     test "returns a resolved user as the first result" do
  21       Pleroma.Config.put([:instance, :limit_to_local_content], false)
  22       user = insert(:user, %{nickname: "no_relation", ap_id: "https://lain.com/users/lain"})
  23       _user = insert(:user, %{nickname: "com_user"})
  24
  25       [first_user, _second_user] = User.search("https://lain.com/users/lain", resolve: true)
  26
  27       assert first_user.id == user.id
  28     end
  29
  30     test "returns a user with matching ap_id as the first result" do
  31       user = insert(:user, %{nickname: "no_relation", ap_id: "https://lain.com/users/lain"})
  32       _user = insert(:user, %{nickname: "com_user"})
  33
  34       [first_user, _second_user] = User.search("https://lain.com/users/lain")
  35
  36       assert first_user.id == user.id
  37     end
  38
  39     test "doesn't die if two users have the same uri" do
  40       insert(:user, %{uri: "https://gensokyo.2hu/@raymoo"})
  41       insert(:user, %{uri: "https://gensokyo.2hu/@raymoo"})
  42       assert [_first_user, _second_user] = User.search("https://gensokyo.2hu/@raymoo")
  43     end
  44
  45     test "returns a user with matching uri as the first result" do
  46       user =
  47         insert(:user, %{
  48           nickname: "no_relation",
  49           ap_id: "https://lain.com/users/lain",
  50           uri: "https://lain.com/@lain"
  51         })
  52
  53       _user = insert(:user, %{nickname: "com_user"})
  54
  55       [first_user, _second_user] = User.search("https://lain.com/@lain")
  56
  57       assert first_user.id == user.id
  58     end
  59
  60     test "excludes invisible users from results" do
  61       user = insert(:user, %{nickname: "john t1000"})
  62       insert(:user, %{invisible: true, nickname: "john t800"})
  63
  64       [found_user] = User.search("john")
  65       assert found_user.id == user.id
  66     end
  67
  68     test "excludes users when discoverable is false" do
  69       insert(:user, %{nickname: "john 3000", is_discoverable: false})
  70       insert(:user, %{nickname: "john 3001"})
  71
  72       users = User.search("john")
  73       assert Enum.count(users) == 1
  74     end
  75
  76     test "excludes service actors from results" do
  77       insert(:user, actor_type: "Application", nickname: "user1")
  78       service = insert(:user, actor_type: "Service", nickname: "user2")
  79       person = insert(:user, actor_type: "Person", nickname: "user3")
  80
  81       assert [found_user1, found_user2] = User.search("user")
  82       assert [found_user1.id, found_user2.id] -- [service.id, person.id] == []
  83     end
  84
  85     test "accepts limit parameter" do
  86       Enum.each(0..4, &insert(:user, %{nickname: "john#{&1}"}))
  87       assert length(User.search("john", limit: 3)) == 3
  88       assert length(User.search("john")) == 5
  89     end
  90
  91     test "accepts offset parameter" do
  92       Enum.each(0..4, &insert(:user, %{nickname: "john#{&1}"}))
  93       assert length(User.search("john", limit: 3)) == 3
  94       assert length(User.search("john", limit: 3, offset: 3)) == 2
  95     end
  96
  97     defp clear_virtual_fields(user) do
  98       Map.merge(user, %{search_rank: nil, search_type: nil})
  99     end
 100
 101     test "finds a user by full nickname or its leading fragment" do
 102       user = insert(:user, %{nickname: "john"})
 103
 104       Enum.each(["john", "jo", "j"], fn query ->
 105         assert user ==
 106                  User.search(query)
 107                  |> List.first()
 108                  |> clear_virtual_fields()
 109       end)
 110     end
 111
 112     test "finds a user by full name or leading fragment(s) of its words" do
 113       user = insert(:user, %{name: "John Doe"})
 114
 115       Enum.each(["John Doe", "JOHN", "doe", "j d", "j", "d"], fn query ->
 116         assert user ==
 117                  User.search(query)
 118                  |> List.first()
 119                  |> clear_virtual_fields()
 120       end)
 121     end
 122
 123     test "matches by leading fragment of user domain" do
 124       user = insert(:user, %{nickname: "arandom@dude.com"})
 125       insert(:user, %{nickname: "iamthedude"})
 126
 127       assert [user.id] == User.search("dud") |> Enum.map(& &1.id)
 128     end
 129
 130     test "ranks full nickname match higher than full name match" do
 131       nicknamed_user = insert(:user, %{nickname: "hj@shigusegubu.club"})
 132       named_user = insert(:user, %{nickname: "xyz@sample.com", name: "HJ"})
 133
 134       results = User.search("hj")
 135
 136       assert [nicknamed_user.id, named_user.id] == Enum.map(results, & &1.id)
 137       assert Enum.at(results, 0).search_rank > Enum.at(results, 1).search_rank
 138     end
 139
 140     test "finds users, considering density of matched tokens" do
 141       u1 = insert(:user, %{name: "Bar Bar plus Word Word"})
 142       u2 = insert(:user, %{name: "Word Word Bar Bar Bar"})
 143
 144       assert [u2.id, u1.id] == Enum.map(User.search("bar word"), & &1.id)
 145     end
 146
 147     test "finds users, boosting ranks of friends and followers" do
 148       u1 = insert(:user)
 149       u2 = insert(:user, %{name: "Doe"})
 150       follower = insert(:user, %{name: "Doe"})
 151       friend = insert(:user, %{name: "Doe"})
 152
 153       {:ok, follower} = User.follow(follower, u1)
 154       {:ok, u1} = User.follow(u1, friend)
 155
 156       assert [friend.id, follower.id, u2.id] --
 157                Enum.map(User.search("doe", resolve: false, for_user: u1), & &1.id) == []
 158     end
 159
 160     test "finds followings of user by partial name" do
 161       lizz = insert(:user, %{name: "Lizz"})
 162       jimi = insert(:user, %{name: "Jimi"})
 163       following_lizz = insert(:user, %{name: "Jimi Hendrix"})
 164       following_jimi = insert(:user, %{name: "Lizz Wright"})
 165       follower_lizz = insert(:user, %{name: "Jimi"})
 166
 167       {:ok, lizz} = User.follow(lizz, following_lizz)
 168       {:ok, _jimi} = User.follow(jimi, following_jimi)
 169       {:ok, _follower_lizz} = User.follow(follower_lizz, lizz)
 170
 171       assert Enum.map(User.search("jimi", following: true, for_user: lizz), & &1.id) == [
 172                following_lizz.id
 173              ]
 174
 175       assert User.search("lizz", following: true, for_user: lizz) == []
 176     end
 177
 178     test "find local and remote users for authenticated users" do
 179       u1 = insert(:user, %{name: "lain"})
 180       u2 = insert(:user, %{name: "ebn", nickname: "lain@mastodon.social", local: false})
 181       u3 = insert(:user, %{nickname: "lain@pleroma.soykaf.com", local: false})
 182
 183       results =
 184         "lain"
 185         |> User.search(for_user: u1)
 186         |> Enum.map(& &1.id)
 187         |> Enum.sort()
 188
 189       assert [u1.id, u2.id, u3.id] == results
 190     end
 191
 192     test "find only local users for unauthenticated users" do
 193       %{id: id} = insert(:user, %{name: "lain"})
 194       insert(:user, %{name: "ebn", nickname: "lain@mastodon.social", local: false})
 195       insert(:user, %{nickname: "lain@pleroma.soykaf.com", local: false})
 196
 197       assert [%{id: ^id}] = User.search("lain")
 198     end
 199
 200     test "find only local users for authenticated users when `limit_to_local_content` is `:all`" do
 201       Pleroma.Config.put([:instance, :limit_to_local_content], :all)
 202
 203       %{id: id} = insert(:user, %{name: "lain"})
 204       insert(:user, %{name: "ebn", nickname: "lain@mastodon.social", local: false})
 205       insert(:user, %{nickname: "lain@pleroma.soykaf.com", local: false})
 206
 207       assert [%{id: ^id}] = User.search("lain")
 208     end
 209
 210     test "find all users for unauthenticated users when `limit_to_local_content` is `false`" do
 211       Pleroma.Config.put([:instance, :limit_to_local_content], false)
 212
 213       u1 = insert(:user, %{name: "lain"})
 214       u2 = insert(:user, %{name: "ebn", nickname: "lain@mastodon.social", local: false})
 215       u3 = insert(:user, %{nickname: "lain@pleroma.soykaf.com", local: false})
 216
 217       results =
 218         "lain"
 219         |> User.search()
 220         |> Enum.map(& &1.id)
 221         |> Enum.sort()
 222
 223       assert [u1.id, u2.id, u3.id] == results
 224     end
 225
 226     test "does not yield false-positive matches" do
 227       insert(:user, %{name: "John Doe"})
 228
 229       Enum.each(["mary", "a", ""], fn query ->
 230         assert [] == User.search(query)
 231       end)
 232     end
 233
 234     test "works with URIs" do
 235       user = insert(:user)
 236
 237       results =
 238         User.search("http://mastodon.example.org/users/admin", resolve: true, for_user: user)
 239
 240       result = results |> List.first()
 241
 242       user = User.get_cached_by_ap_id("http://mastodon.example.org/users/admin")
 243
 244       assert length(results) == 1
 245
 246       expected =
 247         result
 248         |> Map.put(:search_rank, nil)
 249         |> Map.put(:search_type, nil)
 250         |> Map.put(:last_digest_emailed_at, nil)
 251         |> Map.put(:multi_factor_authentication_settings, nil)
 252         |> Map.put(:notification_settings, nil)
 253
 254       assert user == expected
 255     end
 256
 257     test "excludes a blocked users from search result" do
 258       user = insert(:user, %{nickname: "Bill"})
 259
 260       [blocked_user | users] = Enum.map(0..3, &insert(:user, %{nickname: "john#{&1}"}))
 261
 262       blocked_user2 =
 263         insert(
 264           :user,
 265           %{nickname: "john awful", ap_id: "https://awful-and-rude-instance.com/user/bully"}
 266         )
 267
 268       User.block_domain(user, "awful-and-rude-instance.com")
 269       User.block(user, blocked_user)
 270
 271       account_ids = User.search("john", for_user: refresh_record(user)) |> collect_ids
 272
 273       assert account_ids == collect_ids(users)
 274       refute Enum.member?(account_ids, blocked_user.id)
 275       refute Enum.member?(account_ids, blocked_user2.id)
 276       assert length(account_ids) == 3
 277     end
 278
 279     test "local user has the same search_rank as for users with the same nickname, but another domain" do
 280       user = insert(:user)
 281       insert(:user, nickname: "lain@mastodon.social")
 282       insert(:user, nickname: "lain")
 283       insert(:user, nickname: "lain@pleroma.social")
 284
 285       assert User.search("lain@localhost", resolve: true, for_user: user)
 286              |> Enum.each(fn u -> u.search_rank == 0.5 end)
 287     end
 288
 289     test "localhost is the part of the domain" do
 290       user = insert(:user)
 291       insert(:user, nickname: "another@somedomain")
 292       insert(:user, nickname: "lain")
 293       insert(:user, nickname: "lain@examplelocalhost")
 294
 295       result = User.search("lain@examplelocalhost", resolve: true, for_user: user)
 296       assert Enum.each(result, fn u -> u.search_rank == 0.5 end)
 297       assert length(result) == 2
 298     end
 299
 300     test "local user search with users" do
 301       user = insert(:user)
 302       local_user = insert(:user, nickname: "lain")
 303       insert(:user, nickname: "another@localhost.com")
 304       insert(:user, nickname: "localhost@localhost.com")
 305
 306       [result] = User.search("lain@localhost", resolve: true, for_user: user)
 307       assert Map.put(result, :search_rank, nil) |> Map.put(:search_type, nil) == local_user
 308     end
 309
 310     test "works with idna domains" do
 311       user = insert(:user, nickname: "lain@" <> to_string(:idna.encode("zetsubou.みんな")))
 312
 313       results = User.search("lain@zetsubou.みんな", resolve: false, for_user: user)
 314
 315       result = List.first(results)
 316
 317       assert user == result |> Map.put(:search_rank, nil) |> Map.put(:search_type, nil)
 318     end
 319
 320     test "works with idna domains converted input" do
 321       user = insert(:user, nickname: "lain@" <> to_string(:idna.encode("zetsubou.みんな")))
 322
 323       results =
 324         User.search("lain@zetsubou." <> to_string(:idna.encode("zetsubou.みんな")),
 325           resolve: false,
 326           for_user: user
 327         )
 328
 329       result = List.first(results)
 330
 331       assert user == result |> Map.put(:search_rank, nil) |> Map.put(:search_type, nil)
 332     end
 333
 334     test "works with idna domains and bad chars in domain" do
 335       user = insert(:user, nickname: "lain@" <> to_string(:idna.encode("zetsubou.みんな")))
 336
 337       results =
 338         User.search("lain@zetsubou!@#$%^&*()+,-/:;<=>?[]'_{}|~`.みんな",
 339           resolve: false,
 340           for_user: user
 341         )
 342
 343       result = List.first(results)
 344
 345       assert user == result |> Map.put(:search_rank, nil) |> Map.put(:search_type, nil)
 346     end
 347
 348     test "works with idna domains and query as link" do
 349       user = insert(:user, nickname: "lain@" <> to_string(:idna.encode("zetsubou.みんな")))
 350
 351       results =
 352         User.search("https://zetsubou.みんな/users/lain",
 353           resolve: false,
 354           for_user: user
 355         )
 356
 357       result = List.first(results)
 358
 359       assert user == result |> Map.put(:search_rank, nil) |> Map.put(:search_type, nil)
 360     end
 361   end
 362 end