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SocialPub/PrivaPub.Tests/Federation/ActorFeaturesTests.cs
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using PrivaPub.Federation.Actors;
using System.Security.Cryptography;
using System.Text.Json;
using System.Text.Json.Nodes;
namespace PrivaPub.Tests.Federation
{
public class ActorFeaturesTests
{
[Fact]
public void A_rich_actor_reports_the_extensions_it_uses()
{
using var rsa = RSA.Create(4096);
var actor = new JsonObject
{
["id"] = "https://social.example/users/a",
["type"] = "Person",
["featured"] = "https://social.example/users/a/featured",
["alsoKnownAs"] = new JsonArray("https://old.example/users/a"),
["endpoints"] = new JsonObject { ["sharedInbox"] = "https://social.example/inbox" },
["assertionMethod"] = new JsonArray(),
["attachment"] = new JsonArray(new JsonObject { ["type"] = "PropertyValue", ["name"] = "x", ["value"] = "y" }),
["manuallyApprovesFollowers"] = true,
["discoverable"] = false,
["indexable"] = true,
["isCat"] = true,
["_misskey_summary"] = "hi",
["publicKey"] = new JsonObject { ["id"] = "https://social.example/users/a#main-key", ["publicKeyPem"] = rsa.ExportSubjectPublicKeyInfoPem() }
};
var features = ActorFeatures.Detect(JsonDocument.Parse(actor.ToJsonString()).RootElement);
Assert.Equal(new[]
{
"featured", "also-known-as", "shared-inbox", "fep-521a-assertion-method", "property-value", "misskey", "is-cat",
"indexable", "undiscoverable", "locked", "key:rsa-4096"
}, features);
}
[Fact]
public void A_bare_actor_reports_nothing_and_junk_is_survived()
{
Assert.Empty(ActorFeatures.Detect(JsonDocument.Parse("{\"id\":\"https://a.example/u\",\"type\":\"Person\"}").RootElement));
Assert.Equal(new[] { "public-key-array" },
ActorFeatures.Detect(JsonDocument.Parse("{\"publicKey\":[{\"publicKeyPem\":\"not a key\"}]}").RootElement));
Assert.Empty(ActorFeatures.Detect(JsonDocument.Parse("[1,2]").RootElement));
}
}
}