fixes

apps/api/internal/processing/pipeline_llm_mock_test.go

@@ -119,6 +119,12 @@ func TestRunSteps_enhanceMockProviderFailure(t *testing.T) {
 	if !foundFailed {
 		t.Fatalf("expected ai_enhance failed in progress=%v", prog)
 	}
+	if strings.TrimSpace(out.ProcessedDescription) == "" {
+		t.Fatal("provider failure must leave nonempty ProcessedDescription when title exists")
+	}
+	if descriptionEchoesTitle(out.ProcessedDescription, out.ProcessedName) {
+		t.Fatalf("failure synth must not echo title: name=%q desc=%q", out.ProcessedName, out.ProcessedDescription)
+	}
 }
 
 func TestRunSteps_enhanceMockTimeout(t *testing.T) {
@@ -150,6 +156,53 @@ func TestRunSteps_enhanceMockTimeout(t *testing.T) {
 	if !ok {
 		t.Fatalf("expected ai_enhance failed, progress=%v", prog)
 	}
+	if strings.TrimSpace(out.ProcessedDescription) == "" {
+		t.Fatal("timeout must leave nonempty ProcessedDescription when title exists")
+	}
+	if descriptionEchoesTitle(out.ProcessedDescription, out.ProcessedName) {
+		t.Fatalf("timeout synth must not echo title: name=%q desc=%q", out.ProcessedName, out.ProcessedDescription)
+	}
+}
+
+func TestRunSteps_enhanceTimeoutSynthesizesDescriptionAndInternalMode(t *testing.T) {
+	t.Parallel()
+	e := &Engine{
+		Completer: stubCompleter{fn: func(_, _ string) (Completion, error) {
+			return Completion{}, context.DeadlineExceeded
+		}},
+		ProviderMode: AIProviderInternal,
+		Vector:       NoopVectorCategorizer{},
+	}
+	out, err := e.RunSteps(context.Background(), "co-timeout-synth", ProductInput{
+		Mapped: map[string]any{
+			"name":        "VOX EBR700",
+			"description": "",
+			"brand":       "VOX",
+			"category":    "50",
+		},
+		Language: "sl",
+		CategoryNamesByUID: map[string]string{
+			"50": "Štedilniki",
+		},
+	}, "enhance_only", nil, StepPolicy{AllowAI: true})
+	if err != nil {
+		t.Fatalf("RunSteps should swallow timeout: %v", err)
+	}
+	if strings.TrimSpace(out.ProcessedName) == "" {
+		t.Fatal("expected nonempty ProcessedName")
+	}
+	if strings.TrimSpace(out.ProcessedDescription) == "" {
+		t.Fatal("timeout must synthesize nonempty ProcessedDescription when title exists")
+	}
+	if descriptionEchoesTitle(out.ProcessedDescription, out.ProcessedName) {
+		t.Fatalf("synth must not echo title: name=%q desc=%q", out.ProcessedName, out.ProcessedDescription)
+	}
+	if out.AIProviderMode != AIProviderInternal {
+		t.Fatalf("ai_provider_mode=%q want %q (attempted enhance, not unknown)", out.AIProviderMode, AIProviderInternal)
+	}
+	if _, ok := out.FieldSources[FieldEnhanceInputHash]; ok {
+		t.Fatalf("timeout must clear enhance hash, got %v", out.FieldSources[FieldEnhanceInputHash])
+	}
 }
 
 func TestOpenAIClient_Complete_httptestHappyPath(t *testing.T) {