BREAKING CHANGE(vercel-ai-sdk): migrate to Vercel AI SDK v6 and introduce provider registry (getModel) returning LanguageModelV3

test/test.audio.ts

@@ -0,0 +1,36 @@
+import { tap, expect } from '@git.zone/tstest/tapbundle';
+import * as qenv from '@push.rocks/qenv';
+import { textToSpeech } from '../ts_audio/index.js';
+
+const testQenv = new qenv.Qenv('./', './.nogit/');
+
+tap.test('textToSpeech should return a readable stream', async () => {
+  const apiKey = await testQenv.getEnvVarOnDemand('OPENAI_TOKEN');
+  if (!apiKey) {
+    console.log('OPENAI_TOKEN not set, skipping test');
+    return;
+  }
+
+  const stream = await textToSpeech({
+    apiKey,
+    text: 'Hello, this is a test of the text to speech system.',
+    voice: 'alloy',
+    model: 'tts-1',
+  });
+
+  expect(stream).toBeTruthy();
+  expect(stream.readable).toBeTrue();
+
+  // Read some bytes to verify it's actual audio data
+  const chunks: Buffer[] = [];
+  for await (const chunk of stream) {
+    chunks.push(Buffer.from(chunk));
+    if (chunks.length > 2) break; // Just read a few chunks to verify
+  }
+
+  const totalBytes = chunks.reduce((sum, c) => sum + c.length, 0);
+  console.log(`Audio stream produced ${totalBytes} bytes in ${chunks.length} chunks`);
+  expect(totalBytes).toBeGreaterThan(0);
+});
+
+export default tap.start();