feat(volces): 接入任务兼容查询与上游取消

apps/api/internal/httpapi/volces_compat_handlers_test.go

@@ -0,0 +1,29 @@
+package httpapi
+
+import (
+	"testing"
+	"time"
+
+	"github.com/easyai/easyai-ai-gateway/apps/api/internal/store"
+)
+
+func TestVolcesCompatibleTaskPreservesOfficialFieldsAndGatewayBilling(t *testing.T) {
+	now := time.Date(2026, 7, 18, 8, 0, 0, 0, time.UTC)
+	task := store.GatewayTask{
+		ID: "gateway-task-1", Kind: "videos.generations", Status: "succeeded", Model: "doubao-seedance-2-0-mini-260615",
+		RemoteTaskID: "cgt-upstream-1", CreatedAt: now, UpdatedAt: now.Add(time.Second),
+		Result: map[string]any{
+			"id": "cgt-upstream-1", "model": "doubao-seedance-2-0-mini-260615", "status": "succeeded",
+			"content": map[string]any{"video_url": "https://example.com/out.mp4"}, "usage": map[string]any{"total_tokens": 9},
+		},
+		Billings: []any{map[string]any{"amount": 3}}, BillingSummary: map[string]any{"currency": "resource"}, FinalChargeAmount: 3,
+	}
+	got := volcesCompatibleTask(task)
+	if got["id"] != task.ID || got["upstream_task_id"] != task.RemoteTaskID || got["status"] != "succeeded" {
+		t.Fatalf("unexpected compatibility identity/status: %+v", got)
+	}
+	content, _ := got["content"].(map[string]any)
+	if content["video_url"] != "https://example.com/out.mp4" || got["usage"] == nil || got["billings"] == nil {
+		t.Fatalf("official or billing fields were lost: %+v", got)
+	}
+}