test(ios): a device driver can bring a runner up

internal/driver/ioscompanion/device_test.go

@@ -83,6 +83,25 @@ func TestNewDeviceWiresRunnerOnlyMode(t *testing.T) {
 	}
 }
 
+// TestNewDeviceWiresEveryBringUpsAddressPicker keeps the device driver whole.
+// bringUpRunner reads its picker from a field rather than calling the package
+// function, and NewDevice left that field nil, so the only thing standing
+// between a device run and a nil call was which restart path happened to run.
+func TestNewDeviceWiresEveryBringUpsAddressPicker(t *testing.T) {
+	address := startLoopbackListener(t)
+	options := testDeviceOptions(address, newDeviceCompanion())
+	options.HardwareUDID = "00008140-PICKER"
+	d, err := NewDevice(context.Background(), options)
+	if err != nil {
+		t.Fatalf("NewDevice: %v", err)
+	}
+	defer d.Close()
+
+	if err := d.bringUpRunner(context.Background()); err != nil {
+		t.Fatalf("bringUpRunner: %v", err)
+	}
+}
+
 func TestNewDeviceRequiresIdentifiers(t *testing.T) {
 	if _, err := NewDevice(context.Background(), DeviceOptions{CoreDeviceID: "x"}); err == nil {
 		t.Fatal("missing HardwareUDID must error")