+ assert {:discard, :unreachable} == Instance.update_metadata(URI.parse(url))
+ end
+
+ test "doesn't continue scraping nodeinfo if we can't find a link" do
+ Tesla.Mock.mock(fn
+ %{url: "https://bad-nodeinfo.example.org/"} ->
+ %Tesla.Env{
+ status: 200,
+ body: ~s[<html><head><h1>I wil look down and whisper "GNO.."</h1></head></html>]
+ }
+
+ %{url: "https://bad-nodeinfo.example.org/.well-known/nodeinfo"} ->
+ %Tesla.Env{
+ status: 200,
+ body: "oepsie woepsie de nodeinfo is kapotie uwu"
+ }
+ end)
+
+ assert {:ok, %Instance{host: "bad-nodeinfo.example.org"}} =
+ Instance.update_metadata(URI.parse("https://bad-nodeinfo.example.org/"))
+
+ {:ok, instance} = Instance.get_cached_by_url("https://bad-nodeinfo.example.org/")
+ assert instance.nodeinfo == nil
+ end
+
+ test "doesn't store bad json in the nodeinfo" do
+ Tesla.Mock.mock(fn
+ %{url: "https://bad-nodeinfo.example.org/"} ->
+ %Tesla.Env{
+ status: 200,
+ body: ~s[<html><head><h1>I wil look down and whisper "GNO.."</h1></head></html>]
+ }
+
+ %{url: "https://bad-nodeinfo.example.org/.well-known/nodeinfo"} ->
+ %Tesla.Env{
+ status: 200,
+ body:
+ Jason.encode!(%{
+ links: [
+ %{
+ rel: "http://nodeinfo.diaspora.software/ns/schema/2.0",
+ href: "https://bad-nodeinfo.example.org/nodeinfo/2.0"
+ }
+ ]
+ })
+ }
+
+ %{url: "https://bad-nodeinfo.example.org/nodeinfo/2.0"} ->
+ %Tesla.Env{
+ status: 200,
+ body: "oepsie woepsie de json might be bad uwu"
+ }
+ end)
+
+ assert {:ok, %Instance{host: "bad-nodeinfo.example.org"}} =
+ Instance.update_metadata(URI.parse("https://bad-nodeinfo.example.org/"))
+
+ {:ok, instance} = Instance.get_cached_by_url("https://bad-nodeinfo.example.org/")
+ assert instance.nodeinfo == nil
+ end
+
+ test "doesn't store incredibly long json nodeinfo" do
+ too_long = String.duplicate("a", 50_000)
+
+ Tesla.Mock.mock(fn
+ %{url: "https://bad-nodeinfo.example.org/"} ->
+ %Tesla.Env{
+ status: 200,
+ body: ~s[<html><head><h1>I wil look down and whisper "GNO.."</h1></head></html>]
+ }
+
+ %{url: "https://bad-nodeinfo.example.org/.well-known/nodeinfo"} ->
+ %Tesla.Env{
+ status: 200,
+ body:
+ Jason.encode!(%{
+ links: [
+ %{
+ rel: "http://nodeinfo.diaspora.software/ns/schema/2.0",
+ href: "https://bad-nodeinfo.example.org/nodeinfo/2.0"
+ }
+ ]
+ })
+ }
+
+ %{url: "https://bad-nodeinfo.example.org/nodeinfo/2.0"} ->
+ %Tesla.Env{
+ status: 200,
+ body: Jason.encode!(%{version: "2.0", software: %{name: too_long}})
+ }
+ end)
+
+ assert {:ok, %Instance{host: "bad-nodeinfo.example.org"}} =
+ Instance.update_metadata(URI.parse("https://bad-nodeinfo.example.org/"))
+
+ {:ok, instance} = Instance.get_cached_by_url("https://bad-nodeinfo.example.org/")
+ assert instance.nodeinfo == nil