Files
ds2api/internal/adapter/claude/proxy_vercel_test.go

87 lines
2.6 KiB
Go

package claude
import (
"encoding/json"
"net/http"
"net/http/httptest"
"strings"
"testing"
)
type claudeProxyStoreStub struct {
mapping map[string]string
}
func (s claudeProxyStoreStub) ClaudeMapping() map[string]string {
return s.mapping
}
func (claudeProxyStoreStub) CompatStripReferenceMarkers() bool { return true }
type openAIProxyStub struct {
status int
body string
}
func (s openAIProxyStub) ChatCompletions(w http.ResponseWriter, _ *http.Request) {
if s.status == 0 {
s.status = http.StatusOK
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(s.status)
_, _ = w.Write([]byte(s.body))
}
type openAIProxyCaptureStub struct {
seenModel string
}
func (s *openAIProxyCaptureStub) ChatCompletions(w http.ResponseWriter, r *http.Request) {
var req map[string]any
_ = json.NewDecoder(r.Body).Decode(&req)
if m, ok := req["model"].(string); ok {
s.seenModel = m
}
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(http.StatusOK)
_, _ = w.Write([]byte(`{"id":"ok","choices":[{"message":{"role":"assistant","content":"ok"}}]}`))
}
func TestClaudeProxyViaOpenAIVercelPreparePassthrough(t *testing.T) {
h := &Handler{OpenAI: openAIProxyStub{status: 200, body: `{"lease_id":"lease_123","payload":{"a":1}}`}}
req := httptest.NewRequest(http.MethodPost, "/anthropic/v1/messages?__stream_prepare=1", strings.NewReader(`{"model":"claude-sonnet-4-5","messages":[{"role":"user","content":"hi"}],"stream":true}`))
rec := httptest.NewRecorder()
h.Messages(rec, req)
if rec.Code != http.StatusOK {
t.Fatalf("unexpected status: %d body=%s", rec.Code, rec.Body.String())
}
var out map[string]any
if err := json.Unmarshal(rec.Body.Bytes(), &out); err != nil {
t.Fatalf("expected json response, got err=%v body=%s", err, rec.Body.String())
}
if _, ok := out["lease_id"]; !ok {
t.Fatalf("expected lease_id in prepare passthrough, got=%v", out)
}
}
func TestClaudeProxyViaOpenAIPreservesClaudeMapping(t *testing.T) {
openAI := &openAIProxyCaptureStub{}
h := &Handler{
Store: claudeProxyStoreStub{mapping: map[string]string{"fast": "deepseek-chat", "slow": "deepseek-reasoner"}},
OpenAI: openAI,
}
req := httptest.NewRequest(http.MethodPost, "/anthropic/v1/messages", strings.NewReader(`{"model":"claude-3-opus","messages":[{"role":"user","content":"hi"}],"stream":false}`))
rec := httptest.NewRecorder()
h.Messages(rec, req)
if rec.Code != http.StatusOK {
t.Fatalf("unexpected status: %d body=%s", rec.Code, rec.Body.String())
}
if got := strings.TrimSpace(openAI.seenModel); got != "deepseek-reasoner" {
t.Fatalf("expected mapped proxy model deepseek-reasoner, got %q", got)
}
}