//go:build windows package proc import ( "os/exec" "testing" ) func TestLowPrioritySetsBelowNormalClass(t *testing.T) { cmd := exec.Command("cmd", "/c", "echo", "hi") HideWindow(cmd) LowPriority(cmd) if cmd.SysProcAttr == nil || cmd.SysProcAttr.CreationFlags&belowNormalPriorityClass == 0 { t.Fatalf("BELOW_NORMAL_PRIORITY_CLASS not set; CreationFlags=%#x", cmd.SysProcAttr.CreationFlags) } if cmd.SysProcAttr.CreationFlags&createNoWindow == 0 { t.Fatal("LowPriority must not clobber HideWindow's flags") } }