adjust dir structures

test_helpers_test.go

@@ -0,0 +1,29 @@
+package main
+
+import (
+	"path/filepath"
+	"runtime"
+	"testing"
+)
+
+var repoRoot string
+
+func init() {
+	_, file, _, ok := runtime.Caller(0)
+	if ok {
+		repoRoot = filepath.Join(filepath.Dir(file), "..", "..")
+	}
+}
+
+func projectRoot(t *testing.T) string {
+	t.Helper()
+	if repoRoot == "" {
+		t.Fatal("无法定位项目根目录")
+	}
+	return repoRoot
+}
+
+func configFixture(t *testing.T, name string) string {
+	t.Helper()
+	return filepath.Join(projectRoot(t), "internal", "config", "testdata", name)
+}