Function TestAddLowercaseComplementRange

syntax/charclass_test.go:35–45

(t *testing.T)

}

func TestAddLowercaseComplementRange(t *testing.T) {
	set := NotECMADigitClass()
	set.addLowercase()

	if set.CharIn('1') {
		t.Fatal("digit should remain excluded")
	}
	if !set.CharIn('t') {
		t.Fatal("letter should remain included")
	}
}