Function TestLineNumbers

parse_test.go:669–725

(t *testing.T)

}

func TestLineNumbers(t *testing.T) {
	s := `<?xml version="1.0" encoding="UTF-8"?>
<bookstore>
<book id="1" 
      category="fiction"
      available="true">
  <title lang="en">Harry Potter</title>
  <price>29.99</price>
</book>
</bookstore>`

	doc, err := ParseWithOptions(strings.NewReader(s), ParserOptions{WithLineNumbers: true})
	if err != nil {
		t.Fatal(err)
	}

	// Test XML declaration line number
	declaration := doc.FirstChild
	if declaration.Type != DeclarationNode {
		t.Fatal("first child should be declaration node")
	}
	if declaration.LineNumber != 1 {
		t.Errorf("declaration should be on line 1, got line %d", declaration.LineNumber)
	}

	// Test root element line number
	bookstore := doc.LastChild
	if bookstore.Data != "bookstore" {
		t.Fatal("root element should be bookstore")
	}
	if bookstore.LineNumber != 2 {
		t.Errorf("bookstore should be on line 2, got line %d", bookstore.LineNumber)
	}

	// Test book element with multi-line attributes
	book := FindOne(doc, "//book")
	if book == nil {
		t.Fatal("book element not found")
	}
	if book.LineNumber != 3 {
		t.Errorf("book element should be on line 3, got line %d", book.LineNumber)
	}

	// Verify attributes are present
	if len(book.Attr) != 3 {
		t.Errorf("expected 3 attributes, got %d", len(book.Attr))
	}

	// Test title element
	title := FindOne(book, "title")
	if title == nil {
		t.Fatal("title element not found")
	}
	if title.LineNumber != 6 {
		t.Errorf("title should be on line 6, got line %d", title.LineNumber)
	}
}