package credits

import (
	"amadan.net/oficina/estilo.git/theme"
	"github.com/carlosframework/rastrillo/ui"
	"regexp"
	"testing"
)

// Mutation-checked: the former undefined --rst-border reference must fail.
func TestCreditStylesUseDefinedTokens(t *testing.T) {
	definitions := map[string]bool{}
	styles := append(append([]byte{}, ui.TokensCSS()...), theme.CSS()...)
	for _, m := range regexp.MustCompile(`(--rst-[a-z0-9-]+)\s*:`).FindAllSubmatch(styles, -1) {
		definitions[string(m[1])] = true
	}
	references := regexp.MustCompile(`var\(\s*(--rst-[a-z0-9-]+)`).FindAllSubmatch(CSS(), -1)
	if len(references) == 0 {
		t.Fatal("credit token reference disappeared")
	}
	for _, m := range references {
		if !definitions[string(m[1])] {
			t.Fatal("credit stylesheet uses undefined token", string(m[1]))
		}
	}
}