formatter_test.exs
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formatter_test.exs
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	defmodule Pleroma.FormatterTest do
	alias Pleroma.Formatter
	use Pleroma.DataCase

	import Pleroma.Factory

	describe ".add_hashtag_links" do
	test "turns hashtags into links" do
	text = "I love #cofe and #2hu"

	expected_text =
	"I love <a href='http://localhost:4001/tag/cofe' rel='tag'>#cofe</a> and <a href='http://localhost:4001/tag/2hu' rel='tag'>#2hu</a>"

	tags = Formatter.parse_tags(text)

	assert expected_text ==
	Formatter.add_hashtag_links({[], text}, tags) \|> Formatter.finalize()
	end
	end

	describe ".add_links" do
	test "turning urls into links" do
	text = "Hey, check out https://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla ."

	expected =
	"Hey, check out <a href=\"https://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla\">https://www.youtube.com/watch?v=8Zg1-TufF%20zY?x=1&y=2#blabla</a> ."

	assert Formatter.add_links({[], text}) \|> Formatter.finalize() == expected

	text = "https://mastodon.social/@lambadalambda"

	expected =
	"<a href=\"https://mastodon.social/@lambadalambda\">https://mastodon.social/@lambadalambda</a>"

	assert Formatter.add_links({[], text}) \|> Formatter.finalize() == expected

	text = "https://mastodon.social:4000/@lambadalambda"

	expected =
	"<a href=\"https://mastodon.social:4000/@lambadalambda\">https://mastodon.social:4000/@lambadalambda</a>"

	assert Formatter.add_links({[], text}) \|> Formatter.finalize() == expected

	text = "@lambadalambda"
	expected = "@lambadalambda"

	assert Formatter.add_links({[], text}) \|> Formatter.finalize() == expected

	text = "http://www.cs.vu.nl/~ast/intel/"
	expected = "<a href=\"http://www.cs.vu.nl/~ast/intel/\">http://www.cs.vu.nl/~ast/intel/</a>"

	assert Formatter.add_links({[], text}) \|> Formatter.finalize() == expected

	text = "https://forum.zdoom.org/viewtopic.php?f=44&t=57087"

	expected =
	"<a href=\"https://forum.zdoom.org/viewtopic.php?f=44&t=57087\">https://forum.zdoom.org/viewtopic.php?f=44&t=57087</a>"

	assert Formatter.add_links({[], text}) \|> Formatter.finalize() == expected

	text = "https://en.wikipedia.org/wiki/Sophia_(Gnosticism)#Mythos_of_the_soul"

	expected =
	"<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>"

	assert Formatter.add_links({[], text}) \|> Formatter.finalize() == expected

	text = "https://www.google.co.jp/search?q=Nasim+Aghdam"

	expected =
	"<a href=\"https://www.google.co.jp/search?q=Nasim+Aghdam\">https://www.google.co.jp/search?q=Nasim+Aghdam</a>"

	assert Formatter.add_links({[], text}) \|> Formatter.finalize() == expected

	text = "https://en.wikipedia.org/wiki/Duff's_device"

	expected =
	"<a href=\"https://en.wikipedia.org/wiki/Duff's_device\">https://en.wikipedia.org/wiki/Duff's_device</a>"

	assert Formatter.add_links({[], text}) \|> Formatter.finalize() == expected

	text = "https://pleroma.com https://pleroma.com/sucks"

	expected =
	"<a href=\"https://pleroma.com\">https://pleroma.com</a> <a href=\"https://pleroma.com/sucks\">https://pleroma.com/sucks</a>"

	assert Formatter.add_links({[], text}) \|> Formatter.finalize() == expected

	text = "xmpp:contact@hacktivis.me"

	expected = "<a href=\"xmpp:contact@hacktivis.me\">xmpp:contact@hacktivis.me</a>"

	assert Formatter.add_links({[], text}) \|> Formatter.finalize() == expected
	end
	end

	describe "add_user_links" do
	test "gives a replacement for user links" do
	text = "@gsimg According to @archaeme, that is @daggsy. Also hello @archaeme@archae.me"
	gsimg = insert(:user, %{nickname: "gsimg"})

	archaeme =
	insert(:user, %{
	nickname: "archaeme",
	info: %{"source_data" => %{"url" => "https://archeme/@archaeme"}}
	})

	archaeme_remote = insert(:user, %{nickname: "archaeme@archae.me"})

	mentions = Pleroma.Formatter.parse_mentions(text)

	{subs, text} = Formatter.add_user_links({[], text}, mentions)

	assert length(subs) == 3
	Enum.each(subs, fn {uuid, _} -> assert String.contains?(text, uuid) end)

	expected_text =
	"<span><a class='mention' href='#{gsimg.ap_id}'>@<span>gsimg</span></a></span> According to <span><a class='mention' href='#{
	"https://archeme/@archaeme"
	}'>@<span>archaeme</span></a></span>, that is @daggsy. Also hello <span><a class='mention' href='#{
	archaeme_remote.ap_id
	}'>@<span>archaeme</span></a></span>"

	assert expected_text == Formatter.finalize({subs, text})
	end

	test "gives a replacement for single-character local nicknames" do
	text = "@o hi"
	o = insert(:user, %{nickname: "o"})

	mentions = Formatter.parse_mentions(text)

	{subs, text} = Formatter.add_user_links({[], text}, mentions)

	assert length(subs) == 1
	Enum.each(subs, fn {uuid, _} -> assert String.contains?(text, uuid) end)

	expected_text = "<span><a class='mention' href='#{o.ap_id}'>@<span>o</span></a></span> hi"
	assert expected_text == Formatter.finalize({subs, text})
	end

	test "does not give a replacement for single-character local nicknames who don't exist" do
	text = "@a hi"

	mentions = Formatter.parse_mentions(text)

	{subs, text} = Formatter.add_user_links({[], text}, mentions)

	assert length(subs) == 0
	Enum.each(subs, fn {uuid, _} -> assert String.contains?(text, uuid) end)

	expected_text = "@a hi"
	assert expected_text == Formatter.finalize({subs, text})
	end
	end

	describe ".parse_tags" do
	test "parses tags in the text" do
	text = "Here's a #Test. Maybe these are #working or not. What about #漢字? And #は｡"

	expected = [
	{"#Test", "test"},
	{"#working", "working"},
	{"#漢字", "漢字"},
	{"#は", "は"}
	]

	assert Formatter.parse_tags(text) == expected
	end
	end

	test "it can parse mentions and return the relevant users" do
	text = "@gsimg According to @archaeme, that is @daggsy. Also hello @archaeme@archae.me"

	gsimg = insert(:user, %{nickname: "gsimg"})
	archaeme = insert(:user, %{nickname: "archaeme"})
	archaeme_remote = insert(:user, %{nickname: "archaeme@archae.me"})

	expected_result = [
	{"@gsimg", gsimg},
	{"@archaeme", archaeme},
	{"@archaeme@archae.me", archaeme_remote}
	]

	assert Formatter.parse_mentions(text) == expected_result
	end

	test "it adds cool emoji" do
	text = "I love :moominmamma:"

	expected_result =
	"I love <img height='32px' width='32px' alt='moominmamma' title='moominmamma' src='/finmoji/128px/moominmamma-128.png' />"

	assert Formatter.emojify(text) == expected_result
	end

	test "it returns the emoji used in the text" do
	text = "I love :moominmamma:"

	assert Formatter.get_emoji(text) == [{"moominmamma", "/finmoji/128px/moominmamma-128.png"}]
	end

	test "it returns a nice empty result when no emojis are present" do
	text = "I love moominamma"
	assert Formatter.get_emoji(text) == []
	end

	test "it doesn't die when text is absent" do
	text = nil
	assert Formatter.get_emoji(text) == []
	end
	end

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