test: add go-html → go-i18n reversal integration test

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

integration_test.go

@@ -0,0 +1,55 @@
+package html
+
+import (
+	"strings"
+	"testing"
+
+	i18n "forge.lthn.ai/core/go-i18n"
+	"forge.lthn.ai/core/go-i18n/reversal"
+)
+
+func TestIntegration_RenderThenReverse(t *testing.T) {
+	svc, _ := i18n.New()
+	i18n.SetDefault(svc)
+	ctx := NewContext()
+
+	page := NewLayout("HCF").
+		H(El("h1", Text("Building project"))).
+		C(El("p", Text("Files deleted successfully"))).
+		F(El("small", Text("Completed")))
+
+	rendered := page.Render(ctx)
+	text := stripTags(rendered)
+
+	tok := reversal.NewTokeniser()
+	tokens := tok.Tokenise(text)
+	imp := reversal.NewImprint(tokens)
+
+	if imp.UniqueVerbs == 0 {
+		t.Error("reversal found no verbs in rendered page")
+	}
+	if imp.TokenCount == 0 {
+		t.Error("reversal produced empty imprint")
+	}
+}
+
+// stripTags removes HTML tags for plain text extraction.
+func stripTags(html string) string {
+	var b strings.Builder
+	inTag := false
+	for _, r := range html {
+		if r == '<' {
+			inTag = true
+			b.WriteByte(' ')
+			continue
+		}
+		if r == '>' {
+			inTag = false
+			continue
+		}
+		if !inTag {
+			b.WriteRune(r)
+		}
+	}
+	return strings.TrimSpace(b.String())
+}