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417 lines
15 KiB
417 lines
15 KiB
defmodule LinkifyTest do
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use ExUnit.Case, async: true
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doctest Linkify
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test "default link" do
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assert Linkify.link("google.com") ==
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"<a href=\"http://google.com\">google.com</a>"
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end
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test "does on link existing links" do
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text = ~s(<a href="http://google.com">google.com</a>)
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assert Linkify.link(text) == text
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end
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test "all kinds of links" do
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text = "hello google.com https://ddg.com user@email.com irc:///mIRC"
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expected =
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"hello <a href=\"http://google.com\">google.com</a> <a href=\"https://ddg.com\">https://ddg.com</a> <a href=\"mailto:user@email.com\">user@email.com</a> <a href=\"irc:///mIRC\">irc:///mIRC</a>"
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assert Linkify.link(text,
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email: true,
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extra: true
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) == expected
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end
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test "class attribute" do
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assert Linkify.link("google.com", class: "linkified") ==
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"<a href=\"http://google.com\" class=\"linkified\">google.com</a>"
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end
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test "rel attribute" do
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assert Linkify.link("google.com", rel: "noopener noreferrer") ==
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"<a href=\"http://google.com\" rel=\"noopener noreferrer\">google.com</a>"
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end
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test "rel as function" do
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text = "google.com"
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expected = "<a href=\"http://google.com\" rel=\"com\">google.com</a>"
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custom_rel = fn url ->
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url |> String.split(".") |> List.last()
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end
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assert Linkify.link(text, rel: custom_rel) == expected
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text = "google.com"
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expected = "<a href=\"http://google.com\">google.com</a>"
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custom_rel = fn _ -> nil end
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assert Linkify.link(text, rel: custom_rel) == expected
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end
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test "link_map/2" do
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assert Linkify.link_map("google.com", []) ==
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{"<a href=\"http://google.com\">google.com</a>", []}
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end
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describe "custom handlers" do
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test "mentions handler" do
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text = "hello @user, @valid_user and @invalid_user"
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valid_users = ["user", "valid_user"]
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handler = fn "@" <> user = mention, buffer, _opts, acc ->
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if Enum.member?(valid_users, user) do
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link = ~s(<a href="https://example.com/user/#{user}" data-user="#{user}">#{mention}</a>)
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{link, %{acc | mentions: MapSet.put(acc.mentions, {mention, user})}}
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else
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{buffer, acc}
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end
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end
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{result_text, %{mentions: mentions}} =
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Linkify.link_map(text, %{mentions: MapSet.new()},
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mention: true,
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mention_handler: handler
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)
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assert result_text ==
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"hello <a href=\"https://example.com/user/user\" data-user=\"user\">@user</a>, <a href=\"https://example.com/user/valid_user\" data-user=\"valid_user\">@valid_user</a> and @invalid_user"
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assert mentions |> MapSet.to_list() |> Enum.map(&elem(&1, 1)) == valid_users
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end
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test "hashtags handler" do
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text = "#hello #world"
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handler = fn hashtag, buffer, opts, acc ->
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link = Linkify.Builder.create_hashtag_link(hashtag, buffer, opts)
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{link, %{acc | tags: MapSet.put(acc.tags, hashtag)}}
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end
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{result_text, %{tags: tags}} =
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Linkify.link_map(text, %{tags: MapSet.new()},
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hashtag: true,
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hashtag_handler: handler,
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hashtag_prefix: "https://example.com/user/",
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rel: false
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)
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assert result_text ==
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"<a href=\"https://example.com/user/hello\">#hello</a> <a href=\"https://example.com/user/world\">#world</a>"
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assert MapSet.to_list(tags) == ["#hello", "#world"]
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end
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test "mention handler and hashtag prefix" do
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text =
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"Hello again, @user.<script></script>\nThis is on another :moominmamma: line. #2hu #epic #phantasmagoric"
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handler = fn "@" <> user = mention, _, _, _ ->
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~s(<span class="h-card"><a href="#/user/#{user}">@<span>#{mention}</span></a></span>)
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end
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expected =
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~s(Hello again, <span class="h-card"><a href="#/user/user">@<span>@user</span></a></span>.<script></script>\nThis is on another :moominmamma: line. <a href="/tag/2hu" target="_blank">#2hu</a> <a href="/tag/epic" target="_blank">#epic</a> <a href="/tag/phantasmagoric" target="_blank">#phantasmagoric</a>)
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assert Linkify.link(text,
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mention: true,
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mention_handler: handler,
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hashtag: true,
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hashtag_prefix: "/tag/",
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new_window: true
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) == expected
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end
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end
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describe "mentions" do
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test "simple mentions" do
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expected =
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~s{hello <a href="https://example.com/user/user" target="_blank">@user</a> and <a href="https://example.com/user/anotherUser" target="_blank">@anotherUser</a>.}
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assert Linkify.link("hello @user and @anotherUser.",
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mention: true,
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mention_prefix: "https://example.com/user/",
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new_window: true
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) == expected
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end
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test "mentions inside html tags" do
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text =
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"<p><strong>hello world</strong></p>\n<p><`em>another @user__test and @user__test google.com paragraph</em></p>\n"
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expected =
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"<p><strong>hello world</strong></p>\n<p><`em>another <a href=\"u/user__test\">@user__test</a> and <a href=\"u/user__test\">@user__test</a> <a href=\"http://google.com\">google.com</a> paragraph</em></p>\n"
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assert Linkify.link(text, mention: true, mention_prefix: "u/") == expected
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end
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test "metion @user@example.com" do
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text = "hey @user@example.com"
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expected =
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"hey <a href=\"https://example.com/user/user@example.com\" target=\"_blank\">@user@example.com</a>"
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assert Linkify.link(text,
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mention: true,
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mention_prefix: "https://example.com/user/",
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new_window: true
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) == expected
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end
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end
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describe "hashtag links" do
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test "hashtag" do
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expected =
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" one <a href=\"https://example.com/tag/2two\" target=\"_blank\">#2two</a> three <a href=\"https://example.com/tag/four\" target=\"_blank\">#four</a>."
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assert Linkify.link(" one #2two three #four.",
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hashtag: true,
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hashtag_prefix: "https://example.com/tag/",
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new_window: true
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) == expected
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end
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test "must have non-numbers" do
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expected = "<a href=\"/t/1ok\">#1ok</a> #42 #7"
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assert Linkify.link("#1ok #42 #7",
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hashtag: true,
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hashtag_prefix: "/t/",
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rel: false
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) == expected
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end
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test "support French" do
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text = "#administrateur·rice·s #ingénieur·e·s"
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expected =
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"<a href=\"/t/administrateur·rice·s\">#administrateur·rice·s</a> <a href=\"/t/ingénieur·e·s\">#ingénieur·e·s</a>"
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assert Linkify.link(text,
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hashtag: true,
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hashtag_prefix: "/t/",
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rel: false
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) == expected
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end
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test "support Telugu" do
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text = "#చక్రం #కకకకక్ #కకకకాక #కకకక్రకకకక"
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expected =
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"<a href=\"/t/చక్రం\">#చక్రం</a> <a href=\"/t/కకకకక్\">#కకకకక్</a> <a href=\"/t/కకకకాక\">#కకకకాక</a> <a href=\"/t/కకకక్రకకకక\">#కకకక్రకకకక</a>"
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assert Linkify.link(text,
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hashtag: true,
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hashtag_prefix: "/t/",
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rel: false
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) == expected
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end
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test "do not turn urls with hashes into hashtags" do
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text = "google.com#test #test google.com/#test #tag"
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expected =
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"<a href=\"http://google.com#test\">google.com#test</a> <a href=\"https://example.com/tag/test\">#test</a> <a href=\"http://google.com/#test\">google.com/#test</a> <a href=\"https://example.com/tag/tag\">#tag</a>"
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assert Linkify.link(text,
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hashtag: true,
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rel: false,
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hashtag_prefix: "https://example.com/tag/"
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) == expected
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end
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test "works with non-latin characters" do
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text = "#漢字 #は #тест #ทดสอบ"
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expected =
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"<a href=\"https://example.com/tag/漢字\">#漢字</a> <a href=\"https://example.com/tag/は\">#は</a> <a href=\"https://example.com/tag/тест\">#тест</a> <a href=\"https://example.com/tag/ทดสอบ\">#ทดสอบ</a>"
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assert Linkify.link(text,
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rel: false,
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hashtag: true,
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hashtag_prefix: "https://example.com/tag/"
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) == expected
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end
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end
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describe "links" do
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test "turning urls into links" do
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text = "Hey, check out http://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla ."
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expected =
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"Hey, check out <a href=\"http://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla\" target=\"_blank\">http://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla</a> ."
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assert Linkify.link(text, new_window: true) == expected
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# no scheme
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text = "Hey, check out www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla ."
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expected =
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"Hey, check out <a href=\"http://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla\" target=\"_blank\">www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla</a> ."
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assert Linkify.link(text, new_window: true) == expected
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end
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test "turn urls with schema into urls" do
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text = "📌https://google.com"
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expected = "📌<a href=\"https://google.com\">https://google.com</a>"
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assert Linkify.link(text, rel: false) == expected
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end
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test "skip prefix" do
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assert Linkify.link("http://google.com", strip_prefix: true) ==
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"<a href=\"http://google.com\">google.com</a>"
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assert Linkify.link("http://www.google.com", strip_prefix: true) ==
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"<a href=\"http://www.google.com\">google.com</a>"
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end
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test "hostname/@user" do
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text = "https://example.com/@user"
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expected =
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"<a href=\"https://example.com/@user\" target=\"_blank\">https://example.com/@user</a>"
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assert Linkify.link(text, new_window: true) == expected
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text = "https://example.com:4000/@user"
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expected =
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"<a href=\"https://example.com:4000/@user\" target=\"_blank\">https://example.com:4000/@user</a>"
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assert Linkify.link(text, new_window: true) == expected
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text = "https://example.com:4000/@user"
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expected =
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"<a href=\"https://example.com:4000/@user\" target=\"_blank\">https://example.com:4000/@user</a>"
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assert Linkify.link(text, new_window: true) == expected
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text = "@username"
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expected = "@username"
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assert Linkify.link(text, new_window: true) == expected
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text = "http://www.cs.vu.nl/~ast/intel/"
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expected = "<a href=\"http://www.cs.vu.nl/~ast/intel/\">http://www.cs.vu.nl/~ast/intel/</a>"
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assert Linkify.link(text) == expected
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text = "https://forum.zdoom.org/viewtopic.php?f=44&t=57087"
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expected =
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"<a href=\"https://forum.zdoom.org/viewtopic.php?f=44&t=57087\">https://forum.zdoom.org/viewtopic.php?f=44&t=57087</a>"
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assert Linkify.link(text) == expected
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text = "https://en.wikipedia.org/wiki/Sophia_(Gnosticism)#Mythos_of_the_soul"
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expected =
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"<a href=\"https://en.wikipedia.org/wiki/Sophia_(Gnosticism)#Mythos_of_the_soul\">https://en.wikipedia.org/wiki/Sophia_(Gnosticism)#Mythos_of_the_soul</a>"
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assert Linkify.link(text) == expected
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text = "https://en.wikipedia.org/wiki/Duff's_device"
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expected =
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"<a href=\"https://en.wikipedia.org/wiki/Duff's_device\">https://en.wikipedia.org/wiki/Duff's_device</a>"
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assert Linkify.link(text) == expected
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end
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end
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describe "non http links" do
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test "xmpp" do
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text = "xmpp:user@example.com"
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expected = "<a href=\"xmpp:user@example.com\">xmpp:user@example.com</a>"
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assert Linkify.link(text, extra: true) == expected
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end
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test "email" do
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text = "user@example.com"
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expected = "<a href=\"mailto:user@example.com\">user@example.com</a>"
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assert Linkify.link(text, email: true) == expected
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end
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test "magnet" do
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text =
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"magnet:?xt=urn:btih:a4104a9d2f5615601c429fe8bab8177c47c05c84&dn=ubuntu-18.04.1.0-live-server-amd64.iso&tr=http%3A%2F%2Ftorrent.ubuntu.com%3A6969%2Fannounce&tr=http%3A%2F%2Fipv6.torrent.ubuntu.com%3A6969%2Fannounce"
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expected =
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"<a href=\"magnet:?xt=urn:btih:a4104a9d2f5615601c429fe8bab8177c47c05c84&dn=ubuntu-18.04.1.0-live-server-amd64.iso&tr=http%3A%2F%2Ftorrent.ubuntu.com%3A6969%2Fannounce&tr=http%3A%2F%2Fipv6.torrent.ubuntu.com%3A6969%2Fannounce\">magnet:?xt=urn:btih:a4104a9d2f5615601c429fe8bab8177c47c05c84&dn=ubuntu-18.04.1.0-live-server-amd64.iso&tr=http%3A%2F%2Ftorrent.ubuntu.com%3A6969%2Fannounce&tr=http%3A%2F%2Fipv6.torrent.ubuntu.com%3A6969%2Fannounce</a>"
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assert Linkify.link(text, extra: true) == expected
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end
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test "dweb" do
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text =
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"dweb://584faa05d394190ab1a3f0240607f9bf2b7e2bd9968830a11cf77db0cea36a21+v1.0.0/path/to/file.txt"
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expected =
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"<a href=\"dweb://584faa05d394190ab1a3f0240607f9bf2b7e2bd9968830a11cf77db0cea36a21+v1.0.0/path/to/file.txt\">dweb://584faa05d394190ab1a3f0240607f9bf2b7e2bd9968830a11cf77db0cea36a21+v1.0.0/path/to/file.txt</a>"
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assert Linkify.link(text, extra: true) == expected
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end
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end
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describe "TLDs" do
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test "parse with scheme" do
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text = "https://google.com"
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expected = "<a href=\"https://google.com\">https://google.com</a>"
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assert Linkify.link(text) == expected
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end
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test "only existing TLDs with scheme" do
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text = "this url https://google.foobar.blah11blah/ has invalid TLD"
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expected = "this url https://google.foobar.blah11blah/ has invalid TLD"
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assert Linkify.link(text) == expected
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text = "this url https://google.foobar.com/ has valid TLD"
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expected =
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"this url <a href=\"https://google.foobar.com/\">https://google.foobar.com/</a> has valid TLD"
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assert Linkify.link(text) == expected
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end
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test "only existing TLDs without scheme" do
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text = "this url google.foobar.blah11blah/ has invalid TLD"
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assert Linkify.link(text) == text
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text = "this url google.foobar.com/ has valid TLD"
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expected =
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"this url <a href=\"http://google.foobar.com/\">google.foobar.com/</a> has valid TLD"
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assert Linkify.link(text) == expected
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end
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test "only existing TLDs with and without scheme" do
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text = "this url http://google.foobar.com/ has valid TLD"
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expected =
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"this url <a href=\"http://google.foobar.com/\">http://google.foobar.com/</a> has valid TLD"
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assert Linkify.link(text) == expected
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text = "this url google.foobar.com/ has valid TLD"
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expected =
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"this url <a href=\"http://google.foobar.com/\">google.foobar.com/</a> has valid TLD"
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assert Linkify.link(text) == expected
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end
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end
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end
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