test(tui): await dialog text selection

Wait for the diff-base search input to receive focus before typing. Preserve existing assertions and timeouts while removing the render-versus-focus test race.

packages/tui/test/cli/tui/dialog-select.test.tsx

@@ -192,7 +192,7 @@ test("ctrl+c clears a dialog text selection before closing the dialog", async ()
     const column = frame[row]!.indexOf("Alpha") + 1
     await select.app.mockMouse.click(column, row)
     await select.app.mockMouse.click(column, row)
-    expect(select.app.renderer.getSelection()?.getSelectedText()).toBe("Alpha")
+    await select.app.waitFor(() => select.app.renderer.getSelection()?.getSelectedText() === "Alpha")
 
     select.app.mockInput.pressKey("c", { ctrl: true })
     await select.app.waitFor(() => !select.app.renderer.getSelection())

packages/tui/test/cli/tui/diff-viewer.test.tsx

@@ -1,11 +1,14 @@
 /** @jsxImportSource @opentui/solid */
 import { afterAll, expect, test } from "bun:test"
+import { once } from "node:events"
 import { readdir } from "node:fs/promises"
 import path from "node:path"
 import {
   BoxRenderable,
+  CliRenderEvents,
   DiffRenderable,
   ImageRenderable,
+  InputRenderable,
   MouseButton,
   type Renderable,
   ScrollBoxRenderable,
@@ -315,6 +318,9 @@ test.each(["branch", "committed", "working"] as const)(
       expect(viewer.app.captureCharFrame()).toMatch(/●\s+v2/)
       expect(viewer.branchesRequests[0].searchParams.get("location[directory]")).toBe("/repo/session")
       expect(viewer.branchesRequests[0].searchParams.get("limit")).toBe("100")
+      // The picker can paint before its deferred input focus.
+      if (!viewer.app.renderer.currentFocusedEditor) await once(viewer.app.renderer, CliRenderEvents.FOCUSED_EDITOR)
+      expect(viewer.app.renderer.currentFocusedEditor).toBeInstanceOf(InputRenderable)
       await viewer.app.mockInput.typeText("origin/release")
       await Bun.sleep(160)
       await viewer.app.waitFor(() => viewer.branchesRequests.at(-1)?.searchParams.get("search") === "origin/release")