29 lines
814 B
TypeScript
29 lines
814 B
TypeScript
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,
|
||
};
|
||
}
|