test: test kubo boot with webtransport

test/cli/transports_test.go

@@ -125,3 +125,36 @@ func TestTransports(t *testing.T) {
 	})
 
 }
+
+func TestStartsWebTransport(t *testing.T) {
+	t.Run("announces without listening on web transport", func(t *testing.T) {
+		t.Parallel()
+		n := harness.NewT(t).NewNode().Init()
+		n.UpdateConfig(func(cfg *config.Config) {
+			cfg.Addresses.Swarm = []string{"/ip4/127.0.0.1/udp/0/quic-v1"}
+			cfg.Addresses.Announce = []string{"/ip4/127.0.0.1/udp/0/quic-v1/webtransport"}
+		})
+		n.StartDaemon()
+
+		// If we announce WebTransport, but do not listen on it, there will NOT
+		// be a certhash since the certificate manager is not initialized.
+		output := string(n.Daemon.Stdout.Bytes())
+		assert.Contains(t, output, "/webtransport")
+		assert.NotContains(t, output, "certhash")
+	})
+
+	t.Run("announces and listens on web transport", func(t *testing.T) {
+		t.Parallel()
+		n := harness.NewT(t).NewNode().Init()
+		n.UpdateConfig(func(cfg *config.Config) {
+			cfg.Addresses.Swarm = []string{"/ip4/127.0.0.1/udp/0/quic-v1", "/ip4/127.0.0.1/udp/0/quic-v1/webtransport"}
+			cfg.Addresses.Announce = []string{"/ip4/127.0.0.1/udp/0/quic-v1/webtransport"}
+		})
+		n.StartDaemon()
+
+		// If we announce and listen on WebTransport, there will be a WebTransport
+		// address WITH a certhash.
+		output := string(n.Daemon.Stdout.Bytes())
+		assert.Contains(t, output, "/webtransport/certhash/")
+	})
+}