| 1 | // Run: tsx src/__tests__/crash-overlay-restart.test.ts |
| 2 | |
| 3 | import { JSDOM } from "jsdom"; |
| 4 | import { buildCrashPayload, paintCrashOverlay } from "../lib/crash"; |
| 5 | import { t } from "../lib/i18n"; |
| 6 | import { installDesktopHostStub } from "./desktopHostStub"; |
| 7 | |
| 8 | let passed = 0; |
| 9 | let failed = 0; |
| 10 | function ok(value: boolean, label: string) { |
| 11 | if (value) { |
| 12 | process.stdout.write(` PASS ${label}\n`); |
| 13 | passed += 1; |
| 14 | } else { |
| 15 | process.stdout.write(` FAIL ${label}\n`); |
| 16 | failed += 1; |
| 17 | } |
| 18 | } |
| 19 | |
| 20 | const dom = new JSDOM("<!doctype html><html><body></body></html>", { url: "http://localhost/" }); |
| 21 | (globalThis as any).document = dom.window.document; |
| 22 | (globalThis as any).HTMLElement = dom.window.HTMLElement; |
| 23 | let reloads = 0; |
| 24 | // jsdom's Location.reload is unforgeable, so the overlay sees a plain window |
| 25 | // whose reload the test can count. |
| 26 | (globalThis as any).window = { |
| 27 | location: { reload: () => { reloads += 1; } }, |
| 28 | setTimeout: (cb: () => void, ms: number) => setTimeout(cb, ms), |
| 29 | }; |
| 30 | |
| 31 | const flush = () => new Promise((resolve) => setTimeout(resolve, 0)); |
| 32 | |
| 33 | function restartButton(): HTMLButtonElement | undefined { |
| 34 | const overlay = document.getElementById("crash-overlay"); |
| 35 | return Array.from(overlay?.querySelectorAll("button") ?? []).find( |
| 36 | (button) => button.textContent === t("crash.restart"), |
| 37 | ) as HTMLButtonElement | undefined; |
| 38 | } |
| 39 | |
| 40 | async function main() { |
| 41 | console.log("\nCrash overlay restart"); |
| 42 | |
| 43 | let restarts = 0; |
| 44 | const stub = installDesktopHostStub({ |
| 45 | ReportCrash: async () => {}, |
| 46 | RestartApplication: async () => { restarts += 1; }, |
| 47 | }); |
| 48 | paintCrashOverlay(buildCrashPayload("react", new Error("render exploded"))); |
| 49 | const button = restartButton(); |
| 50 | ok(button !== undefined, "the crash overlay offers a restart action"); |
| 51 | button?.click(); |
| 52 | await flush(); |
| 53 | ok(restarts === 1, "restart asks the desktop host to relaunch the application"); |
| 54 | ok(reloads === 0, "a host relaunch that succeeds does not also reload the renderer"); |
| 55 | stub.uninstall(); |
| 56 | |
| 57 | reloads = 0; |
| 58 | const rejecting = installDesktopHostStub({ |
| 59 | ReportCrash: async () => {}, |
| 60 | RestartApplication: async () => { throw new Error("service gone"); }, |
| 61 | }); |
| 62 | paintCrashOverlay(buildCrashPayload("react", new Error("render exploded"))); |
| 63 | restartButton()?.click(); |
| 64 | await flush(); |
| 65 | ok(reloads === 1, "a relaunch the host refuses falls back to reloading the renderer"); |
| 66 | rejecting.uninstall(); |
| 67 | |
| 68 | reloads = 0; |
| 69 | delete (globalThis as any).window.reasonixDesktop; |
| 70 | paintCrashOverlay(buildCrashPayload("react", new Error("render exploded"))); |
| 71 | restartButton()?.click(); |
| 72 | await flush(); |
| 73 | ok(reloads === 1, "without a desktop host the restart action reloads the renderer"); |
| 74 | |
| 75 | console.log(`\n${passed} passed, ${failed} failed, ${passed + failed} total`); |
| 76 | if (failed > 0) process.exit(1); |
| 77 | } |
| 78 | |
| 79 | void main(); |
| 80 |