feat(media-use): v2 media OS core (resolve cascade, providers, local generation, telemetry) + retire hyperframes-media

2026-09-11 06:30:03 +00:00 · 2026-07-06 23:41:05 -04:00
parent 676f461f6a
commit 5fe957363d
105 changed files with 2362 additions and 287 deletions
@@ -0,0 +1,66 @@
+import { test } from "node:test";
+import assert from "node:assert/strict";
+import { mkdtempSync, writeFileSync, chmodSync, rmSync } from "node:fs";
+import { join } from "node:path";
+import { tmpdir } from "node:os";
+import { parseFfmpegDurationBanner, ffprobeDuration } from "./tts.mjs";
+
+test("parseFfmpegDurationBanner reads ffmpeg's stderr Duration line", () => {
+  const stderr = [
+    "ffmpeg version 6.0",
+    "Input #0, wav, from 'a.wav':",
+    "  Duration: 00:00:03.42, bitrate: 705 kb/s",
+    "At least one output file must be specified",
+  ].join("\n");
+  assert.equal(parseFfmpegDurationBanner(stderr), 3.42);
+});
+
+test("parseFfmpegDurationBanner handles an hours component", () => {
+  const stderr = "  Duration: 01:02:03.50, start: 0.000000, bitrate: 128 kb/s";
+  assert.equal(parseFfmpegDurationBanner(stderr), 3723.5);
+});
+
+test("parseFfmpegDurationBanner returns NaN when there is no Duration line", () => {
+  assert.ok(Number.isNaN(parseFfmpegDurationBanner("ffmpeg: command not found")));
+  assert.ok(Number.isNaN(parseFfmpegDurationBanner("")));
+  assert.ok(Number.isNaN(parseFfmpegDurationBanner(undefined)));
+});
+
+// Regression for the actual bug: ffprobeDuration used to collapse "ffprobe
+// binary is missing" (ENOENT — the "essentials"-style Windows ffmpeg build
+// with no ffprobe.exe) and "file is genuinely unreadable" into the same NaN,
+// giving audio.mjs no way to tell "measure differently" from "give up".
+//
+// Builds an isolated PATH containing only a fake `ffmpeg` stub (no `ffprobe`
+// at all) so ffprobeDuration's spawnSync("ffprobe", ...) call ENOENTs for
+// real, then verifies it recovers the duration via the ffmpeg fallback
+// instead of returning NaN.
+test("ffprobeDuration falls back to ffmpeg when the ffprobe binary itself is missing", () => {
+  const dir = mkdtempSync(join(tmpdir(), "tts-ffprobe-fallback-"));
+  const fakeFfmpeg = join(dir, "ffmpeg");
+  writeFileSync(
+    fakeFfmpeg,
+    "#!/bin/sh\necho 'Duration: 00:00:02.50, start: 0.000000, bitrate: 128 kb/s' 1>&2\nexit 1\n",
+  );
+  chmodSync(fakeFfmpeg, 0o755);
+  const originalPath = process.env.PATH;
+  try {
+    process.env.PATH = dir; // only the fake ffmpeg resolves; no real ffprobe on this PATH
+    assert.equal(ffprobeDuration("/does/not/matter.wav"), 2.5);
+  } finally {
+    process.env.PATH = originalPath;
+    rmSync(dir, { recursive: true, force: true });
+  }
+});
+
+test("ffprobeDuration returns NaN when neither ffprobe nor ffmpeg resolve", () => {
+  const dir = mkdtempSync(join(tmpdir(), "tts-no-binaries-"));
+  const originalPath = process.env.PATH;
+  try {
+    process.env.PATH = dir; // empty directory — nothing resolves
+    assert.ok(Number.isNaN(ffprobeDuration("/does/not/matter.wav")));
+  } finally {
+    process.env.PATH = originalPath;
+    rmSync(dir, { recursive: true, force: true });
+  }
+});