diff --git a/packages/tui/test/component/title-shimmer.test.ts b/packages/tui/test/component/title-shimmer.test.ts
deleted file mode 100644
index 007538cfcd9..00000000000
--- a/packages/tui/test/component/title-shimmer.test.ts
+++ /dev/null
@@ -1,145 +0,0 @@
-import { expect, test } from "bun:test"
-import { BoxRenderable, RGBA, TextAttributes, TextRenderable } from "@opentui/core"
-import { createTestRenderer, ManualClock } from "@opentui/core/testing"
-import { TitleShimmerRenderable } from "../../src/component/title-shimmer"
-
-test("shimmer fades in from idle and fades out on unchanged completion", async () => {
-  const clock = new ManualClock()
-  const app = await createTestRenderer({ width: 24, height: 1, useThread: false, clock })
-  const title = new TitleShimmerRenderable(app.renderer, {
-    width: 24,
-    height: 1,
-    content: "Compiler cleanup",
-    fg: "#eeeeee",
-    backdrop: RGBA.fromHex("#111111"),
-    rename: { title: "Compiler cleanup", pending: false },
-  })
-  app.renderer.root.add(title)
-  try {
-    await app.renderOnce()
-    const frame = app.captureCharFrame()
-    const colors = app.captureSpans()
-    clock.advance(2000)
-    title.rename = { title: "Compiler cleanup", pending: true }
-    await app.renderOnce()
-    expect(app.captureSpans()).toEqual(colors)
-    clock.advance(120)
-    await app.renderOnce()
-    const middle = app.captureSpans().lines[0].spans.findLast((span) => span.text.trim())?.fg.r ?? 0
-    expect(middle).toBeLessThan(colors.lines[0].spans[0].fg.r)
-    clock.advance(120)
-    await app.renderOnce()
-    expect(app.captureSpans().lines[0].spans.findLast((span) => span.text.trim())?.fg.r ?? 0).toBeLessThan(middle)
-    expect(app.captureSpans()).not.toEqual(colors)
-    expect(app.captureCharFrame()).toBe(frame)
-    title.rename = { title: "Compiler cleanup", pending: false }
-    await app.renderOnce()
-    expect(app.renderer.root.liveCount).toBe(1)
-    clock.advance(240)
-    await app.renderOnce()
-    expect(app.renderer.root.liveCount).toBe(0)
-    expect(app.captureSpans()).toEqual(colors)
-    title.enabled = false
-    title.rename = { title: "Compiler cleanup", pending: true }
-    await app.renderOnce()
-    expect(app.renderer.root.liveCount).toBe(0)
-  } finally {
-    app.renderer.destroy()
-  }
-})
-
-test("a feathered wipe keeps the old shimmer moving without dimming the revealed new title", async () => {
-  const clock = new ManualClock()
-  const app = await createTestRenderer({ width: 16, height: 1, useThread: false, clock })
-  const title = new TitleShimmerRenderable(app.renderer, {
-    width: 16,
-    height: 1,
-    content: "ABCDEFGHIJKLMNOP",
-    fg: "#eeeeee",
-    attributes: TextAttributes.ITALIC,
-    backdrop: RGBA.fromHex("#111111"),
-    rename: { title: "ABCDEFGHIJKLMNOP", pending: true },
-  })
-  app.renderer.root.add(title)
-  try {
-    await app.renderOnce()
-    clock.advance(600)
-    await app.renderOnce()
-    const colors = app.captureSpans()
-    title.content = "abcdefghijklmnop"
-    title.rename = { title: "abcdefghijklmnop", pending: true }
-    await app.renderOnce()
-    expect(app.captureCharFrame().trim()).toBe("ABCDEFGHIJKLMNOP")
-    expect(app.captureSpans()).toEqual(colors)
-    clock.advance(225)
-    await app.renderOnce()
-    expect(app.captureCharFrame().trim()).toBe("abcdefghIJKLMNOP")
-    const spans = app.captureSpans().lines[0].spans
-    expect(spans[0].fg.equals(RGBA.fromHex("#eeeeee"))).toBe(true)
-    expect(spans.some((span) => span.fg.equals(RGBA.fromHex("#111111")))).toBe(true)
-    expect(spans.at(-1)?.fg.toInts()).not.toEqual(colors.lines[0].spans.at(-1)?.fg.toInts())
-    expect(spans.every((span) => Boolean(span.attributes & TextAttributes.ITALIC))).toBe(true)
-    clock.advance(225)
-    await app.renderOnce()
-    expect(app.captureCharFrame().trim()).toBe("abcdefghijklmnop")
-    expect(app.renderer.root.liveCount).toBe(0)
-
-    title.rename = { title: "abcdefghijklmnop", pending: false }
-    title.content = "Manual"
-    title.rename = { title: "Manual", pending: false }
-    await app.renderOnce()
-    expect(app.captureCharFrame().trim()).toBe("Manual")
-    expect(app.renderer.root.liveCount).toBe(0)
-
-    title.rename = { title: "Manual", pending: true }
-    await app.renderOnce()
-    title.content = "Next"
-    title.rename = { title: "Next", pending: false }
-    title.enabled = false
-    await app.renderOnce()
-    expect(app.captureCharFrame().trim()).toBe("Next")
-    title.enabled = true
-    expect(app.renderer.root.liveCount).toBe(0)
-  } finally {
-    app.renderer.destroy()
-  }
-})
-
-test("native Unicode clipping and shorter replacement leave no split glyphs or old tail", async () => {
-  const clock = new ManualClock()
-  const app = await createTestRenderer({ width: 24, height: 3, useThread: false, clock })
-  const content = "A\u65e5B \u{1f680} cafe\u0301"
-  const title = new TitleShimmerRenderable(app.renderer, {
-    width: 20,
-    height: 1,
-    content,
-    fg: "#eeeeee",
-    wrapMode: "none",
-    backdrop: RGBA.fromHex("#111111"),
-    rename: { title: content, pending: true },
-  })
-  const plain = new TextRenderable(app.renderer, { width: 20, height: 1, content, wrapMode: "none" })
-  const shadedBox = new BoxRenderable(app.renderer, { width: 6, height: 1, marginLeft: 2, overflow: "hidden" })
-  const plainBox = new BoxRenderable(app.renderer, { width: 6, height: 1, marginLeft: 2, overflow: "hidden" })
-  shadedBox.add(title)
-  plainBox.add(plain)
-  app.renderer.root.add(shadedBox)
-  app.renderer.root.add(plainBox)
-  app.renderer.root.add(new TextRenderable(app.renderer, { content: "untouched" }))
-  try {
-    await app.renderOnce()
-    expect(app.captureCharFrame().split("\n")[0]).toBe(app.captureCharFrame().split("\n")[1])
-    title.content = "Short"
-    title.rename = { title: "Short", pending: false }
-    clock.advance(200)
-    await app.renderOnce()
-    expect(app.captureCharFrame().split("\n")[0].trim()).toBe("Sh B")
-    expect(app.captureCharFrame().split("\n")[2]).toContain("untouched")
-    clock.advance(250)
-    await app.renderOnce()
-    expect(app.captureCharFrame().split("\n")[0].trim()).toBe("Short")
-    expect(app.renderer.root.liveCount).toBe(0)
-  } finally {
-    app.renderer.destroy()
-  }
-})