float/string getter/setter tests added

test helper added

helper_test.go

@@ -0,0 +1,24 @@
+package voicemeeter
+
+import (
+	"os"
+	"testing"
+	"time"
+)
+
+var (
+	vm = NewRemote("potato")
+)
+
+func TestMain(m *testing.M) {
+	vm.Login()
+	code := m.Run()
+	vm.Logout()
+	os.Exit(code)
+}
+
+func sync() {
+	time.Sleep(30 * time.Millisecond)
+	for vm.Pdirty() || vm.Mdirty() {
+	}
+}