Cthulhu is no longer a fork. Now it is a screen reader written in Golang.

internal/app/clipboard_test.go

@@ -0,0 +1,52 @@
+// Copyright (c) 2026 Storm Dragon
+// Authors: Storm Dragon, Angus Kola
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package app
+
+import (
+	"context"
+	"errors"
+	"testing"
+	"time"
+)
+
+func TestClipboardWorkerAnnouncesContentAndAccessError(t *testing.T) {
+	for _, test := range []struct {
+		name     string
+		read     func(context.Context) (string, error)
+		wantText string
+	}{
+		{"text", func(context.Context) (string, error) {
+			return "Text in clipboard sample", nil
+		}, "Text in clipboard sample"},
+		{"error", func(context.Context) (string, error) {
+			return "", errors.New("unavailable")
+		}, "Error accessing clipboard"},
+	} {
+		t.Run(test.name, func(t *testing.T) {
+			ctx, cancel := context.WithCancel(context.Background())
+			requests := make(chan struct{}, 1)
+			speech := &fakeSpeechQueue{spoken: make(chan string, 1), interrupt: make(chan struct{}, 1)}
+			done := runClipboardWorker(ctx, requests, speech, test.read)
+			requests <- struct{}{}
+			select {
+			case got := <-speech.spoken:
+				if got != test.wantText {
+					t.Fatalf("speech = %q, want %q", got, test.wantText)
+				}
+			case <-time.After(time.Second):
+				t.Fatal("clipboard announcement missing")
+			}
+			if len(speech.interrupt) != 1 {
+				t.Fatal("clipboard announcement did not interrupt prior speech")
+			}
+			cancel()
+			select {
+			case <-done:
+			case <-time.After(time.Second):
+				t.Fatal("clipboard worker did not stop")
+			}
+		})
+	}
+}