From 2547282e0942a09b67fccfd53cf62a403ccd4a52 Mon Sep 17 00:00:00 2001
From: Ariver <shanghai3168@gmail.com>
Date: Wed, 01 Jul 2026 23:21:18 +0800
Subject: [PATCH] Add slow recognition diagnostics

---
 privatevoice.src/internal/engine/engine_darwin_test.go |   29 +++++++++++++++++++++++------
 1 files changed, 23 insertions(+), 6 deletions(-)

diff --git a/privatevoice.src/internal/engine/engine_darwin_test.go b/privatevoice.src/internal/engine/engine_darwin_test.go
index 0ffea21..245adc7 100644
--- a/privatevoice.src/internal/engine/engine_darwin_test.go
+++ b/privatevoice.src/internal/engine/engine_darwin_test.go
@@ -187,15 +187,32 @@
 	}
 }
 
-func TestXASREnablesHoldPreCapture(t *testing.T) {
-	if !(&xasrStreamingEngine{}).HoldPreCaptureEnabled() {
-		t.Fatal("X-ASR should enable hold pre-capture")
+func TestSenseVoiceRequestsReleaseTailCaptureDelay(t *testing.T) {
+	got := (&sherpaEngine{backendKind: model.BackendSenseVoice}).ReleaseTailCaptureDelay()
+	if got != 100*time.Millisecond {
+		t.Fatalf("ReleaseTailCaptureDelay() = %v, want 100ms", got)
 	}
 }
 
-func TestOfflineSherpaDoesNotRequestReleaseTailCapture(t *testing.T) {
-	if _, ok := any(&sherpaEngine{}).(ReleaseTailCaptureEngine); ok {
-		t.Fatal("offline sherpa engine should not request release tail capture")
+func TestOtherSherpaModelsDoNotRequestReleaseTailCaptureDelay(t *testing.T) {
+	for _, backendKind := range []string{
+		model.BackendMoonshine,
+		model.BackendTransducer,
+		model.BackendNemoTransducer,
+		model.BackendQwen3ASR,
+	} {
+		t.Run(backendKind, func(t *testing.T) {
+			got := (&sherpaEngine{backendKind: backendKind}).ReleaseTailCaptureDelay()
+			if got != 0 {
+				t.Fatalf("ReleaseTailCaptureDelay() = %v, want 0", got)
+			}
+		})
+	}
+}
+
+func TestXASREnablesHoldPreCapture(t *testing.T) {
+	if !(&xasrStreamingEngine{}).HoldPreCaptureEnabled() {
+		t.Fatal("X-ASR should enable hold pre-capture")
 	}
 }
 

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