if isErrInvalidRange(err1) || (err1 == nil && isErrInvalidRange(err2)) {
			continue
		}
		t.Errorf("Case %d: Expected errInvalidRange but: %v %v %d %d %v", i, rs, err1, o, l, err2)
	}
}

func TestHTTPRequestRangeToHeader(t *testing.T) {
	validRangeSpecs := []struct {
		spec        string
		errExpected bool
	}{
		{"bytes=0-", false},
		{"bytes=1-", false},

		{"bytes=0-9", false},
		{"bytes=1-10", false},