refactor and organize code

internal/net/gphttp/middleware/middleware_builder_test.go

@@ -0,0 +1,22 @@
+package middleware
+
+import (
+	_ "embed"
+	"encoding/json"
+	"testing"
+
+	"github.com/yusing/go-proxy/internal/gperr"
+	. "github.com/yusing/go-proxy/internal/utils/testing"
+)
+
+//go:embed test_data/middleware_compose.yml
+var testMiddlewareCompose []byte
+
+func TestBuild(t *testing.T) {
+	errs := gperr.NewBuilder("")
+	middlewares := BuildMiddlewaresFromYAML("", testMiddlewareCompose, errs)
+	ExpectNoError(t, errs.Error())
+	Must(json.MarshalIndent(middlewares, "", "  "))
+	// t.Log(string(data))
+	// TODO: test
+}