func TestKillStartProcess(t *testing.T) {
	testKillProcess(t, func(p *Process) {
		err := p.Kill()
		if err != nil {
			t.Fatalf("Failed to kill test process: %v", err)
		}
	})
}

func TestGetppid(t *testing.T) {
	if runtime.GOOS == "plan9" {
		// TODO: golang.org/issue/8206
		t.Skipf("skipping test on plan9; see issue 8206")
	}

	if Getenv("GO_WANT_HELPER_PROCESS") == "1" {