| 1 | // Run: tsx src/__tests__/bridge-breadcrumbs.test.ts |
| 2 | |
| 3 | import { snapshotBreadcrumbs } from "../lib/breadcrumbs"; |
| 4 | import { app } from "../lib/bridge"; |
| 5 | import { installDesktopHostStub } from "./desktopHostStub"; |
| 6 | |
| 7 | let passed = 0; |
| 8 | let failed = 0; |
| 9 | |
| 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 | function ensureWindow() { |
| 21 | if (typeof window === "undefined") { |
| 22 | (globalThis as Record<string, unknown>).window = {} as Window & typeof globalThis; |
| 23 | } |
| 24 | } |
| 25 | |
| 26 | function newBreadcrumbMessages(since: number, cat: string): string[] { |
| 27 | return snapshotBreadcrumbs() |
| 28 | .slice(since) |
| 29 | .filter((crumb) => crumb.cat === cat) |
| 30 | .map((crumb) => crumb.msg); |
| 31 | } |
| 32 | |
| 33 | console.log("\nbridge breadcrumbs"); |
| 34 | |
| 35 | const previousPerformance = (globalThis as { performance?: Performance }).performance; |
| 36 | let now = 0; |
| 37 | (globalThis as Record<string, unknown>).performance = { now: () => now }; |
| 38 | |
| 39 | ensureWindow(); |
| 40 | const desktopStub = installDesktopHostStub(({ |
| 41 | main: { |
| 42 | App: { |
| 43 | async IsMainWindowMaximised() { |
| 44 | now = 42; |
| 45 | return true; |
| 46 | }, |
| 47 | async CheckUpdate() { |
| 48 | now = 125; |
| 49 | throw new Error("offline"); |
| 50 | }, |
| 51 | } as never, |
| 52 | }, |
| 53 | }).main.App); |
| 54 | |
| 55 | const successStart = snapshotBreadcrumbs().length; |
| 56 | now = 10; |
| 57 | await app.IsMainWindowMaximised(); |
| 58 | const successBridge = newBreadcrumbMessages(successStart, "bridge"); |
| 59 | ok( |
| 60 | successBridge.includes("window IsMainWindowMaximised") && |
| 61 | successBridge.includes("window IsMainWindowMaximised done ms=32"), |
| 62 | "records bridge start and completion timing breadcrumbs", |
| 63 | ); |
| 64 | |
| 65 | const errorStart = snapshotBreadcrumbs().length; |
| 66 | now = 100; |
| 67 | try { |
| 68 | await app.CheckUpdate(""); |
| 69 | } catch { |
| 70 | // Expected: this branch verifies the breadcrumb emitted by the proxy rejection path. |
| 71 | } |
| 72 | const errorBridge = newBreadcrumbMessages(errorStart, "bridge"); |
| 73 | const bridgeErrors = newBreadcrumbMessages(errorStart, "bridge.error"); |
| 74 | ok(errorBridge.includes("update CheckUpdate"), "records bridge start breadcrumb before failed calls"); |
| 75 | ok(bridgeErrors.includes("CheckUpdate ms=25"), "records bridge failure timing breadcrumbs"); |
| 76 | |
| 77 | desktopStub.uninstall(); |
| 78 | if (previousPerformance) { |
| 79 | (globalThis as Record<string, unknown>).performance = previousPerformance; |
| 80 | } else { |
| 81 | delete (globalThis as { performance?: Performance }).performance; |
| 82 | } |
| 83 | |
| 84 | console.log(`\n${passed} passed, ${failed} failed`); |
| 85 | if (failed > 0) process.exit(1); |
| 86 |