Function ok

IceFireDB-PubSub/test/test_test.go:23–28

ok fails the test if an err is not nil.

(tb testing.TB, err error)

// ok fails the test if an err is not nil.
func ok(tb testing.TB, err error) {
	tb.Helper()
	if err != nil {
		tb.Errorf("unexpected error: %s", err.Error())
	}
}

func equalFloat(tb testing.TB, exp, act float64) {
	if exp-act > 0.00000001 || exp-act < -0.00000001 {