revert visualizer throttling

tests/visualizer-throttle.test.ts

@@ -1,41 +0,0 @@
-/** bars signal writes are throttled to ~10fps; the render loop still runs 30fps. */
-import { test, expect } from "bun:test"
-import { join } from "path"
-import { tmpdir } from "os"
-
-process.env.XDG_CONFIG_HOME = join(tmpdir(), `podtui-th-${process.pid}`)
-process.env.XDG_DATA_HOME = join(tmpdir(), `podtui-th-data-${process.pid}`)
-process.env.PODTUI_AUDIO_BACKEND = "none"
-
-const { useVisualizer } = await import("../src/stores/visualizer")
-const { setCurrentEpisode, setIsPlaying, setPosition } = await import("../src/utils/audio-signals")
-import type { Episode } from "../src/types/episode"
-
-const wavPath = "/tmp/podtui-pause-cycle.wav"
-const skip = !(Bun.which("ffmpeg") && Bun.file(wavPath).exists())
-
-test.skipIf(skip)("barData updates at ~10fps while the loop runs at 30fps", async () => {
-  const viz = useVisualizer()
-  viz.setBarCount(64)
-  viz.setFocused(true)
-  setCurrentEpisode({ audioUrl: wavPath } as unknown as Episode)
-  setIsPlaying(true)
-  setPosition(5)
-  for (let i = 0; i < 200 && !(viz.barData().length > 0); i++) await Bun.sleep(25)
-
-  let writes = 0
-  let prev = viz.barData()
-  // count distinct array references the signal produced over 1s
-  const check = setInterval(() => {
-    const cur = viz.barData()
-    if (cur !== prev) {
-      writes++
-      prev = cur
-    }
-  }, 16)
-  await Bun.sleep(1000)
-  clearInterval(check)
-  console.log(`barData writes in 1s: ${writes} (30fps loop would be ~15-20 distinct seen at 16ms sampling)`)
-  expect(writes).toBeGreaterThan(3)
-  expect(writes).toBeLessThanOrEqual(14)
-}, 30_000)