move gotd fork into repo. (#111)

- update to latest telegram layer
- remove some references to fields in tg.Entities that don't exist in
the schema
- originally added here:
https://github.com/beeper/td/commit/820929062a2ba0104397bc01235ab58a9cff780e
  - referenced here
-
https://github.com/mautrix/telegramgo/commit/124f0967ed195b5a380c9bd02e170ada9710dde3
-
https://github.com/mautrix/telegramgo/commit/4205047aab2e0639217148b5d125bfaab668bd8e

pkg/gotd/telegram/query/dialogs/specialize_test.go

@@ -0,0 +1,54 @@
+package dialogs
+
+import (
+	"context"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"go.mau.fi/mautrix-telegram/pkg/gotd/tg"
+	"go.mau.fi/mautrix-telegram/pkg/gotd/tgerr"
+	"go.mau.fi/mautrix-telegram/pkg/gotd/tgmock"
+)
+
+func TestElem(t *testing.T) {
+	ctx := context.Background()
+	mock := tgmock.NewRequire(t)
+	raw := tg.NewClient(mock)
+
+	ch := Elem{
+		Peer: &tg.InputPeerChannel{},
+	}
+	testErr := tgerr.New(1337, "TEST_ERROR")
+
+	var err error
+	mock.Expect().ThenRPCErr(testErr)
+	_, err = ch.Messages(raw).Count(ctx)
+	require.Error(t, err)
+	mock.Expect().ThenRPCErr(testErr)
+	_, err = ch.Search(raw).Count(ctx)
+	require.Error(t, err)
+	mock.Expect().ThenRPCErr(testErr)
+	_, err = ch.Replies(raw).Count(ctx)
+	require.Error(t, err)
+	mock.Expect().ThenRPCErr(testErr)
+	_, err = ch.UnreadMentions(raw).Count(ctx)
+	require.Error(t, err)
+	mock.Expect().ThenRPCErr(testErr)
+	_, err = ch.RecentLocations(raw).Count(ctx)
+	require.Error(t, err)
+
+	_, ok := ch.Participants(raw)
+	require.True(t, ok)
+	_, ok = ch.UserPhotos(raw)
+	require.False(t, ok)
+
+	ch = Elem{
+		Peer: &tg.InputPeerUser{},
+	}
+
+	_, ok = ch.Participants(raw)
+	require.False(t, ok)
+	_, ok = ch.UserPhotos(raw)
+	require.True(t, ok)
+}