Spracherkennung für: .ts vermutete Sprache: Unknown {[0] [0] [0]} [Methode: Schwerpunktbildung, einfache Gewichte, sechs Dimensionen]
import { mkdtempSync, rmSync, writeFileSync } from "node:fs";
import { tmpdir } from "node:os";
import path from "node:path";
import { afterEach, beforeAll, describe, expect, it } from "vitest";
let edgeTTS: typeof import("./tts.js").edgeTTS;
function createEdgeTTSDeps(ttsPromise: (text: string, filePath: string) => Promise<void>) {
return {
EdgeTTS: class {
ttsPromise(text: string, filePath: string) {
return ttsPromise(text, filePath);
}
},
};
}
const baseEdgeConfig = {
voice: "en-US-MichelleNeural",
lang: "en-US",
outputFormat: "audio-24khz-48kbitrate-mono-mp3",
saveSubtitles: false,
};
describe("edgeTTS empty audio validation", () => {
let tempDir: string | undefined;
beforeAll(async () => {
({ edgeTTS } = await import("./tts.js"));
});
afterEach(() => {
if (tempDir) {
rmSync(tempDir, { recursive: true, force: true });
tempDir = undefined;
}
});
it("throws when the output file is 0 bytes", async () => {
tempDir = mkdtempSync(path.join(tmpdir(), "tts-test-"));
const outputPath = path.join(tempDir, "voice.mp3");
const deps = createEdgeTTSDeps(async (_text: string, filePath: string) => {
writeFileSync(filePath, "");
});
await expect(
edgeTTS(
{
text: "Hello",
outputPath,
config: baseEdgeConfig,
timeoutMs: 10000,
},
deps,
),
).rejects.toThrow("Edge TTS produced empty audio file");
});
it("succeeds when the output file has content", async () => {
tempDir = mkdtempSync(path.join(tmpdir(), "tts-test-"));
const outputPath = path.join(tempDir, "voice.mp3");
const deps = createEdgeTTSDeps(async (_text: string, filePath: string) => {
writeFileSync(filePath, Buffer.from([0xff, 0xfb, 0x90, 0x00]));
});
await expect(
edgeTTS(
{
text: "Hello",
outputPath,
config: baseEdgeConfig,
timeoutMs: 10000,
},
deps,
),
).resolves.toBeUndefined();
});
});
¤ Dauer der Verarbeitung: 0.1 Sekunden
(vorverarbeitet am 2026-04-27)
¤
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