desc  string
		flags []string
		want  string
	}{{
		desc:  "root test panics",
		flags: []string{"-test_panic_test=TestPanicHelper"},
		want: `
--- FAIL: TestPanicHelper (N.NNs)
    panic_test.go:NNN: TestPanicHelper
`,
	}, {
		desc:  "subtest panics",
		flags: []string{"-test_panic_test=TestPanicHelper/1"},
		want: `
--- FAIL: TestPanicHelper (N.NNs)
    panic_test.go:NNN: TestPanicHelper

	"os"
	"testing"
)

func TestMain(m *testing.M) {
	fmt.Println("nothing to do")
	os.Exit(0)
}
-- testpanic/testpanic_test.go --
package testpanic_test

import "testing"

func TestPanic(*testing.T) {
	panic("haha no")
}
-- testbgpanic/testbgpanic_test.go --
package testbgpanic_test

import "testing"

func TestPanicInBackground(*testing.T) {
	c := make(chan struct{})
	go func() {