package gitutil

import (
	"os/exec"
	"testing"
)

// os/exec refuses to start a command that carries a Cancel it did not get from
// CommandContext, and the sandbox-wrapped commands in knotserver are exactly
// that shape, so containment has to degrade instead of breaking them
func TestContainContextlessCommand(t *testing.T) {
	cmd := Contain(exec.Command("git", "version"))
	out, err := cmd.CombinedOutput()
	if err != nil {
		t.Fatalf("%v: %s", err, out)
	}
	if !cmd.SysProcAttr.Setpgid {
		t.Fatal("a contained command has to lead its own process group")
	}
	if cmd.WaitDelay == 0 {
		t.Fatal("a contained command has to bound its wait")
	}
}