feat: 实现采购运行时规格解析 (#255)

admin/handler/api/client_api_test.go

@@ -1,9 +1,16 @@
 package api
 
 import (
+	"bytes"
+	"net/http"
+	"net/http/httptest"
+	"strings"
 	"testing"
 
+	"github.com/gin-gonic/gin"
+
 	"cmautobuy/admin/model"
+	"cmautobuy/admin/service"
 )
 
 func TestTaskPayload_包含不可变执行模式(t *testing.T) {
@@ -12,3 +19,20 @@ func TestTaskPayload_包含不可变执行模式(t *testing.T) {
 		t.Fatalf("execution_mode=%v", payload["execution_mode"])
 	}
 }
+
+func TestResolvePurchaseSpec_请求体上限在进入数据库前拒绝(t *testing.T) {
+	gin.SetMode(gin.TestMode)
+	router := gin.New()
+	Register(router, nil, nil, service.AIEndpointPolicy{})
+	body := bytes.Repeat([]byte("x"), service.MaxPurchaseSpecResolutionBodyBytes+1)
+	request := httptest.NewRequest(http.MethodPost,
+		"/api/v1/client/tasks/cg255/spec-resolution", bytes.NewReader(body))
+	request.Header.Set("X-Client-Id", "CLIENT-255")
+	request.Header.Set("Idempotency-Key", "spec-resolution-v1:"+strings.Repeat("0", 64))
+	recorder := httptest.NewRecorder()
+
+	router.ServeHTTP(recorder, request)
+	if recorder.Code != http.StatusBadRequest || !strings.Contains(recorder.Body.String(), `"code":"INVALID_BODY"`) {
+		t.Fatalf("status=%d body=%s", recorder.Code, recorder.Body.String())
+	}
+}