e84d6ad3c9
LEM scoring pipeline, native MLX Metal bindings, Claude SDK wrapper, RAG with Qdrant/Ollama, unified AI facade, and MCP protocol server. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
103 lines
2.7 KiB
Go
103 lines
2.7 KiB
Go
package ml
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import (
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"context"
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"encoding/json"
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"net/http"
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"net/http/httptest"
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"testing"
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)
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func TestHTTPBackend_Generate_Good(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("unexpected path: %s", r.URL.Path)
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}
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var req chatRequest
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if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
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t.Fatalf("decode request: %v", err)
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}
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if len(req.Messages) != 1 || req.Messages[0].Content != "hello" {
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t.Errorf("unexpected messages: %+v", req.Messages)
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}
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resp := chatResponse{
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Choices: []chatChoice{{Message: Message{Role: "assistant", Content: "world"}}},
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}
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json.NewEncoder(w).Encode(resp)
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}))
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defer srv.Close()
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b := NewHTTPBackend(srv.URL, "test-model")
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result, err := b.Generate(context.Background(), "hello", DefaultGenOpts())
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if err != nil {
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t.Fatalf("Generate: %v", err)
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}
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if result != "world" {
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t.Errorf("got %q, want %q", result, "world")
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}
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}
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func TestHTTPBackend_Generate_Bad(t *testing.T) {
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srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.WriteHeader(http.StatusBadRequest)
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w.Write([]byte("bad request"))
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}))
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defer srv.Close()
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b := NewHTTPBackend(srv.URL, "test-model")
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_, err := b.Generate(context.Background(), "hello", DefaultGenOpts())
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if err == nil {
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t.Fatal("expected error for 400 response")
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}
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}
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func TestHTTPBackend_Retry_Ugly(t *testing.T) {
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attempts := 0
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srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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attempts++
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if attempts < 3 {
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w.WriteHeader(http.StatusInternalServerError)
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w.Write([]byte("internal error"))
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return
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}
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resp := chatResponse{
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Choices: []chatChoice{{Message: Message{Role: "assistant", Content: "recovered"}}},
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}
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json.NewEncoder(w).Encode(resp)
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}))
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defer srv.Close()
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b := NewHTTPBackend(srv.URL, "test-model")
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result, err := b.Generate(context.Background(), "test", DefaultGenOpts())
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if err != nil {
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t.Fatalf("Generate after retry: %v", err)
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}
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if result != "recovered" {
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t.Errorf("got %q, want %q", result, "recovered")
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}
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if attempts != 3 {
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t.Errorf("expected 3 attempts, got %d", attempts)
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}
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}
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func TestHTTPBackend_Name(t *testing.T) {
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b := NewHTTPBackend("http://localhost", "model")
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if b.Name() != "http" {
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t.Errorf("Name() = %q, want %q", b.Name(), "http")
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}
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}
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func TestHTTPBackend_Available(t *testing.T) {
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b := NewHTTPBackend("http://localhost", "model")
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if !b.Available() {
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t.Error("Available() should be true when baseURL is set")
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}
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b2 := NewHTTPBackend("", "model")
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if b2.Available() {
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t.Error("Available() should be false when baseURL is empty")
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}
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}
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