package test import (	"context"	"fmt"	"net/http"	"net/http/httptest"	"testing"	"time" 	"github.com/router-for-me/CLIProxyAPI/v6/internal/config"	runtimeexecutor "github.com/router-for-me/CLIProxyAPI/v6/internal/runtime/executor"	internalusage "github.com/router-for-me/CLIProxyAPI/v6/internal/usage"	cliproxyauth "github.com/router-for-me/CLIProxyAPI/v6/sdk/cliproxy/auth"	cliproxyexecutor "github.com/router-for-me/CLIProxyAPI/v6/sdk/cliproxy/executor"	sdktranslator "github.com/router-for-me/CLIProxyAPI/v6/sdk/translator") func TestGeminiExecutorRecordsSuccessfulZeroUsageInStatistics(t *testing.T) {	model := fmt.Sprintf("gemini-2.5-flash-zero-usage-%d", time.Now().UnixNano())	source := fmt.Sprintf("zero-usage-%d@example.com", time.Now().UnixNano()) 	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {		wantPath := "/v1beta/models/" + model + ":generateContent"		if r.URL.Path != wantPath {			t.Fatalf("path = %q, want %q", r.URL.Path, wantPath)		}		w.Header().Set("Content-Type", "application/json")		_, _ = w.Write([]byte(`{"candidates":[{"content":{"role":"model","parts":[{"text":"ok"}]},"finishReason":"STOP"}],"usageMetadata":{"promptTokenCount":0,"candidatesTokenCount":0,"totalTokenCount":0}}`))	}))	defer server.Close() 	executor := runtimeexecutor.NewGeminiExecutor(&config.Config{})	auth := &cliproxyauth.Auth{		Provider: "gemini",		Attributes: map[string]string{			"api_key":  "test-upstream-key",			"base_url": server.URL,		},		Metadata: map[string]any{			"email": source,		},	} 	prevStatsEnabled := internalusage.StatisticsEnabled()	internalusage.SetStatisticsEnabled(true)	t.Cleanup(func() {		internalusage.SetStatisticsEnabled(prevStatsEnabled)	}) 	_, err := executor.Execute(context.Background(), auth, cliproxyexecutor.Request{		Model:   model,		Payload: []byte(`{"contents":[{"role":"user","parts":[{"text":"hi"}]}]}`),	}, cliproxyexecutor.Options{		SourceFormat:    sdktranslator.FormatGemini,		OriginalRequest: []byte(`{"contents":[{"role":"user","parts":[{"text":"hi"}]}]}`),	})	if err != nil {		t.Fatalf("Execute error: %v", err)	} 	detail := waitForStatisticsDetail(t, "gemini", model, source)	if detail.Failed {		t.Fatalf("detail failed = true, want false")	}	if detail.Tokens.TotalTokens != 0 {		t.Fatalf("total tokens = %d, want 0", detail.Tokens.TotalTokens)	}} func waitForStatisticsDetail(t *testing.T, apiName, model, source string) internalusage.RequestDetail {	t.Helper() 	deadline := time.Now().Add(2 * time.Second)	for time.Now().Before(deadline) {		snapshot := internalusage.GetRequestStatistics().Snapshot()		apiSnapshot, ok := snapshot.APIs[apiName]		if !ok {			time.Sleep(10 * time.Millisecond)			continue		}		modelSnapshot, ok := apiSnapshot.Models[model]		if !ok {			time.Sleep(10 * time.Millisecond)			continue		}		for _, detail := range modelSnapshot.Details {			if detail.Source == source {				return detail			}		}		time.Sleep(10 * time.Millisecond)	} 	t.Fatalf("timed out waiting for statistics detail for api=%q model=%q source=%q", apiName, model, source)	return internalusage.RequestDetail{}}