17 lines
667 B
TypeScript
17 lines
667 B
TypeScript
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import assert from "node:assert/strict";
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import { readFileSync } from "node:fs";
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import test from "node:test";
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const source = readFileSync(new URL("./UnsavedChangesDialog.tsx", import.meta.url), "utf8");
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test("unsaved prompt singleton registers during render, not only in useEffect", () => {
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// AppView close / Cmd+W call promptUnsavedChanges outside the render-prop.
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// Assigning only in useEffect leaves a first-paint window where the
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// singleton is null and dirty closes silently resolve to "cancel".
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assert.match(source, /promptSingleton = prompt;/);
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assert.doesNotMatch(
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source,
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/useEffect\(\(\) => \{\s*promptSingleton = prompt;/,
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);
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});
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