feat: refactor some shit

parser/testutils_test.go

@@ -0,0 +1,16 @@
+package parser_test
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func readTestDataFile(t *testing.T, fileName string) string {
+	path := filepath.Join("testdata", fileName)
+	data, err := os.ReadFile(path)
+	if err != nil {
+		t.Fatalf("failed to read test data file: %v", err)
+	}
+	return string(data)
+}