mirror of
https://github.com/lukaszraczylo/mcp-captcharesolver.git
synced 2026-10-12 00:45:28 +00:00
103 lines
3.5 KiB
Go
103 lines
3.5 KiB
Go
package llm
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import (
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"context"
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"encoding/json"
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"io"
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"net/http"
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"net/http/httptest"
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"strings"
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"sync/atomic"
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"testing"
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"time"
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)
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func TestOpenAIVision(t *testing.T) {
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srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if r.URL.Path != "/v1/chat/completions" {
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t.Errorf("path %s", r.URL.Path)
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}
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if got := r.Header.Get("Authorization"); got != "Bearer key" {
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t.Errorf("auth %q", got)
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}
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var body map[string]any
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_ = json.NewDecoder(r.Body).Decode(&body)
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raw, _ := json.Marshal(body)
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if !strings.Contains(string(raw), "data:image/png;base64,AQ==") {
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t.Errorf("image not embedded: %s", raw)
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}
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_, _ = io.WriteString(w, `{"choices":[{"message":{"content":"ab12"}}]}`)
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}))
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defer srv.Close()
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c := &openAIClient{http: &http.Client{Timeout: 5 * time.Second}, base: srv.URL, key: "key", model: "gpt-4o", maxTokens: 100}
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got, err := c.Vision(context.Background(), "read", []Image{{MediaType: "image/png", Data: []byte{1}}}, Options{})
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if err != nil || got != "ab12" {
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t.Fatalf("got %q err %v", got, err)
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}
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}
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func TestOpenAIVisionMaxCompletionTokensRetry(t *testing.T) {
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var reqCount atomic.Int32
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srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if r.URL.Path != "/v1/chat/completions" {
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t.Errorf("path %s", r.URL.Path)
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}
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reqCount.Add(1)
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body, err := io.ReadAll(r.Body)
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if err != nil {
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t.Errorf("read body: %v", err)
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return
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}
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bodyStr := string(body)
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if strings.Contains(bodyStr, `"max_tokens"`) && !strings.Contains(bodyStr, `"max_completion_tokens"`) {
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w.WriteHeader(http.StatusBadRequest)
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_, _ = io.WriteString(w, `{"error":{"message":"Unsupported parameter: 'max_tokens' is not supported with this model. Use 'max_completion_tokens' instead.","type":"invalid_request_error","code":"unsupported_parameter"}}`)
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return
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}
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if strings.Contains(bodyStr, `"max_completion_tokens"`) {
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_, _ = io.WriteString(w, `{"choices":[{"message":{"content":"ok"}}]}`)
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return
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}
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w.WriteHeader(http.StatusBadRequest)
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_, _ = io.WriteString(w, `{"error":"unexpected body"}`)
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}))
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defer srv.Close()
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c := &openAIClient{http: &http.Client{Timeout: 5 * time.Second}, base: srv.URL, key: "key", model: "gpt-5", maxTokens: 100}
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got, err := c.Vision(context.Background(), "read", []Image{{MediaType: "image/png", Data: []byte{1}}}, Options{})
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if got != "ok" {
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t.Fatalf("got %q, want %q", got, "ok")
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}
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if n := reqCount.Load(); n != 2 {
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t.Fatalf("expected 2 requests, got %d", n)
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}
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}
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const maxMultipartMem = 1 << 20 // 1 MiB — bounded, used only in tests
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func TestOpenAITranscribe(t *testing.T) {
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srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if r.URL.Path != "/v1/audio/transcriptions" {
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t.Errorf("path %s", r.URL.Path)
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}
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if err := r.ParseMultipartForm(maxMultipartMem); err != nil { //nolint:gosec // G120: httptest server, bounded by maxMultipartMem constant, not a real HTTP handler
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t.Errorf("parse multipart: %v", err)
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}
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if r.FormValue("model") != "whisper-1" {
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t.Errorf("model %q", r.FormValue("model"))
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}
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_, _ = io.WriteString(w, `{"text":"the secret is 42"}`)
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}))
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defer srv.Close()
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c := &openAIClient{http: &http.Client{Timeout: 5 * time.Second}, base: srv.URL, key: "key", model: "gpt-4o", audioModel: "whisper-1"}
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got, err := c.Transcribe(context.Background(), []byte("RIFF"), "a.wav", Options{})
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if err != nil || got != "the secret is 42" {
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t.Fatalf("got %q err %v", got, err)
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}
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}
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