nip54: djot parser.

nip54/nip54.go

@@ -4,6 +4,8 @@ import (
 	"strings"
 	"unicode"
 
+	"github.com/sivukhin/godjot/djot_parser"
+	"github.com/sivukhin/godjot/html_writer"
 	"golang.org/x/text/transform"
 	"golang.org/x/text/unicode/norm"
 )
@@ -24,3 +26,13 @@ func NormalizeIdentifier(name string) string {
 
 	return string(b)
 }
+
+func ArticleAsHTML(content string) string {
+	ast := djot_parser.BuildDjotAst([]byte(content))
+	context := djot_parser.NewConversionContext("html", djot_parser.DefaultConversionRegistry)
+	writer := &html_writer.HtmlWriter{}
+	for _, node := range ast {
+		context.ConvertDjotToHtml(writer, node)
+	}
+	return writer.String()
+}

nip54/nip54_test.go

@@ -1,23 +1,41 @@
 package nip54
 
 import (
-	"fmt"
+	"strings"
 	"testing"
 )
 
-func TestNormalization(t *testing.T) {
-	for _, vector := range []struct {
-		before string
-		after  string
+func TestArticleAsHTML(t *testing.T) {
+	tests := []struct {
+		name     string
+		input    string
+		contains []string
 	}{
-		{" hello  ", "hello"},
-		{"Goodbye", "goodbye"},
-		{"the long and winding road / that leads to your door", "the-long-and-winding-road---that-leads-to-your-door"},
-		{"it's 平仮名", "it-s-平仮名"},
-	} {
-		if norm := NormalizeIdentifier(vector.before); norm != vector.after {
-			fmt.Println([]byte(vector.after), []byte(norm))
-			t.Fatalf("%s: %s != %s", vector.before, norm, vector.after)
-		}
+		{
+			name:     "simple paragraph",
+			input:    "Hello world",
+			contains: []string{"<p>", "Hello world", "</p>"},
+		},
+		{
+			name:     "emphasis",
+			input:    "*Hello* _world_",
+			contains: []string{"<strong>", "Hello", "</strong>", "<em>", "world", "</em>"},
+		},
+		{
+			name:     "heading",
+			input:    "# Title",
+			contains: []string{"<h1>", "Title", "</h1>"},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			result := ArticleAsHTML(tt.input)
+			for _, expected := range tt.contains {
+				if !strings.Contains(result, expected) {
+					t.Errorf("ArticleAsHTML() output does not contain %q\nGot: %s", expected, result)
+				}
+			}
+		})
 	}
 }