初始化仓库

agent/codex/codex_cache_test.go

@@ -0,0 +1,42 @@
+package codex
+
+import (
+	"context"
+	"net/http"
+	"net/http/httptest"
+	"os"
+	"testing"
+)
+
+func TestAvailableModels_FallbackToModelsCache(t *testing.T) {
+	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		http.Error(w, "forbidden", http.StatusForbidden)
+	}))
+	defer srv.Close()
+
+	tmp := t.TempDir()
+	cache := `{
+  "models": [
+    {"slug":"gpt-5.4","description":"Latest frontier agentic coding model.","visibility":"list","supported_in_api":true},
+    {"slug":"gpt-5.3-codex","description":"Great for coding","visibility":"list","supported_in_api":true},
+    {"slug":"hidden-internal","visibility":"hidden","supported_in_api":true},
+    {"slug":"tool-only","visibility":"list","supported_in_api":false}
+  ]
+}`
+	if err := os.WriteFile(tmp+"/models_cache.json", []byte(cache), 0o600); err != nil {
+		t.Fatalf("write models_cache.json: %v", err)
+	}
+
+	t.Setenv("CODEX_HOME", tmp)
+	t.Setenv("OPENAI_API_KEY", "test-key")
+	t.Setenv("OPENAI_BASE_URL", srv.URL)
+
+	a := &Agent{activeIdx: -1}
+	models := a.AvailableModels(context.Background())
+	if len(models) != 2 {
+		t.Fatalf("models length = %d, want 2, models=%v", len(models), models)
+	}
+	if models[0].Name != "gpt-5.4" || models[1].Name != "gpt-5.3-codex" {
+		t.Fatalf("models = %v, want [gpt-5.4 gpt-5.3-codex]", models)
+	}
+}