Initial commit

Signed-off-by: Ilan Bigio <ilan@openai.com>

codex-cli/tests/ui-test-helpers.tsx

@@ -0,0 +1,28 @@
+import type React from "react";
+
+import { render } from "ink-testing-library";
+import stripAnsi from "strip-ansi";
+
+/**
+ * Render an Ink component for testing.
+ *
+ * Returns the full testing‑library utils plus `lastFrameStripped()` which
+ * yields the latest rendered frame with ANSI escape codes removed so that
+ * assertions can be colour‑agnostic.
+ */
+export function renderTui(ui: React.ReactElement): any {
+  const utils = render(ui);
+
+  const lastFrameStripped = () => stripAnsi(utils.lastFrame() || "");
+
+  // A tiny helper that waits for Ink's internal promises / timers to settle
+  // so the next `lastFrame()` call reflects the latest UI state.
+  const flush = async () =>
+    new Promise<void>((resolve) => setTimeout(resolve, 0));
+
+  return {
+    ...utils,
+    lastFrameStripped,
+    flush,
+  };
+}