| 1 | // Run: tsx src/__tests__/ready-event-meta-sync.test.tsx |
| 2 | |
| 3 | import { JSDOM } from "jsdom"; |
| 4 | import React, { act } from "react"; |
| 5 | import { createRoot } from "react-dom/client"; |
| 6 | import type { AppBindings } from "../lib/bridge"; |
| 7 | import { useController } from "../lib/useController"; |
| 8 | import { historySliceFromMessages } from "./mockHistorySlice"; |
| 9 | import type { BalanceInfo, CheckpointMeta, ContextInfo, EffortInfo, HistoryMessage, HistorySliceRequest, JobView, Meta, TabMeta } from "../lib/types"; |
| 10 | import { installDesktopHostStub } from "./desktopHostStub"; |
| 11 | |
| 12 | let passed = 0; |
| 13 | let failed = 0; |
| 14 | |
| 15 | function ok(value: boolean, label: string) { |
| 16 | if (value) { |
| 17 | process.stdout.write(` PASS ${label}\n`); |
| 18 | passed += 1; |
| 19 | } else { |
| 20 | process.stdout.write(` FAIL ${label}\n`); |
| 21 | failed += 1; |
| 22 | } |
| 23 | } |
| 24 | |
| 25 | function eq(actual: unknown, expected: unknown, label: string) { |
| 26 | if (actual === expected) { |
| 27 | ok(true, label); |
| 28 | } else { |
| 29 | ok(false, `${label}: expected ${JSON.stringify(expected)}, got ${JSON.stringify(actual)}`); |
| 30 | } |
| 31 | } |
| 32 | |
| 33 | function flushPromises(): Promise<void> { |
| 34 | return new Promise((resolve) => setTimeout(resolve, 0)); |
| 35 | } |
| 36 | |
| 37 | function deferred<T>() { |
| 38 | let resolve!: (value: T) => void; |
| 39 | let reject!: (reason?: unknown) => void; |
| 40 | const promise = new Promise<T>((res, rej) => { |
| 41 | resolve = res; |
| 42 | reject = rej; |
| 43 | }); |
| 44 | return { promise, resolve, reject }; |
| 45 | } |
| 46 | |
| 47 | async function waitFor(label: string, predicate: () => boolean) { |
| 48 | for (let attempt = 0; attempt < 30; attempt += 1) { |
| 49 | await act(async () => { |
| 50 | await flushPromises(); |
| 51 | }); |
| 52 | if (predicate()) return; |
| 53 | } |
| 54 | throw new Error(`timed out waiting for ${label}`); |
| 55 | } |
| 56 | |
| 57 | function tabMeta(ready: boolean): TabMeta { |
| 58 | return { |
| 59 | id: "tab-ready", |
| 60 | scope: "project", |
| 61 | workspaceRoot: "/repo", |
| 62 | workspaceName: "repo", |
| 63 | workspacePath: "/repo", |
| 64 | gitBranch: "main", |
| 65 | topicId: "topic-ready", |
| 66 | topicTitle: "Ready race", |
| 67 | sessionPath: "/repo/sessions/ready.jsonl", |
| 68 | label: "model", |
| 69 | ready, |
| 70 | running: false, |
| 71 | mode: "normal", |
| 72 | toolApprovalMode: "ask", |
| 73 | tokenMode: "full", |
| 74 | active: true, |
| 75 | cwd: "/repo", |
| 76 | }; |
| 77 | } |
| 78 | |
| 79 | function meta(ready: boolean): Meta { |
| 80 | return { |
| 81 | label: "model", |
| 82 | ready, |
| 83 | eventChannel: "agent:event", |
| 84 | cwd: "/repo", |
| 85 | workspaceRoot: "/repo", |
| 86 | workspaceName: "repo", |
| 87 | workspacePath: "/repo", |
| 88 | gitBranch: "main", |
| 89 | autoApproveTools: false, |
| 90 | bypass: false, |
| 91 | collaborationMode: "normal", |
| 92 | toolApprovalMode: "ask", |
| 93 | tokenMode: "full", |
| 94 | goal: "", |
| 95 | goalStatus: "stopped", |
| 96 | }; |
| 97 | } |
| 98 | |
| 99 | console.log("\nready event meta sync"); |
| 100 | |
| 101 | const dom = new JSDOM("<!doctype html><html><body><div id=\"root\"></div></body></html>", { |
| 102 | pretendToBeVisual: true, |
| 103 | url: "http://localhost/", |
| 104 | }); |
| 105 | (globalThis as typeof globalThis & { IS_REACT_ACT_ENVIRONMENT: boolean }).IS_REACT_ACT_ENVIRONMENT = true; |
| 106 | globalThis.window = dom.window as unknown as Window & typeof globalThis; |
| 107 | globalThis.document = dom.window.document; |
| 108 | Object.defineProperty(globalThis, "navigator", { configurable: true, value: dom.window.navigator }); |
| 109 | globalThis.Node = dom.window.Node; |
| 110 | globalThis.HTMLElement = dom.window.HTMLElement; |
| 111 | globalThis.Event = dom.window.Event; |
| 112 | globalThis.CustomEvent = dom.window.CustomEvent; |
| 113 | globalThis.KeyboardEvent = dom.window.KeyboardEvent; |
| 114 | globalThis.MouseEvent = dom.window.MouseEvent; |
| 115 | globalThis.localStorage = dom.window.localStorage; |
| 116 | globalThis.requestAnimationFrame = dom.window.requestAnimationFrame.bind(dom.window); |
| 117 | globalThis.cancelAnimationFrame = dom.window.cancelAnimationFrame.bind(dom.window); |
| 118 | |
| 119 | const context: ContextInfo = { used: 0, window: 100, sessionTokens: 0 }; |
| 120 | const effort: EffortInfo = { supported: true, current: "auto", default: "auto", levels: ["auto"] }; |
| 121 | const balance: BalanceInfo = { available: false, display: "" }; |
| 122 | const jobs: JobView[] = []; |
| 123 | const checkpoints: CheckpointMeta[] = []; |
| 124 | let historyGate = deferred<HistoryMessage[]>(); |
| 125 | let backendReady = false; |
| 126 | let listTabsCalls = 0; |
| 127 | let historyCalls = 0; |
| 128 | let metaCalls = 0; |
| 129 | |
| 130 | const desktopStub = installDesktopHostStub(({ |
| 131 | main: { |
| 132 | App: { |
| 133 | ListTabs: async () => { |
| 134 | listTabsCalls += 1; |
| 135 | return [tabMeta(backendReady)]; |
| 136 | }, |
| 137 | MetaForTab: async () => { |
| 138 | metaCalls += 1; |
| 139 | return meta(backendReady); |
| 140 | }, |
| 141 | ContextUsageForTab: async () => context, |
| 142 | EffortForTab: async () => effort, |
| 143 | BalanceForTab: async () => balance, |
| 144 | JobsForTab: async () => jobs, |
| 145 | CheckpointsForTab: async () => checkpoints, |
| 146 | ForkTargetsForTab: async () => ({ targets: [], verifiable: false }), |
| 147 | HistoryForTab: async () => historyGate.promise, |
| 148 | HistoryPageForTab: async () => { |
| 149 | historyCalls += 1; |
| 150 | const messages = await historyGate.promise; |
| 151 | return { messages, startTurn: 0, endTurn: messages.filter((message) => message.role === "user").length, totalTurns: messages.filter((message) => message.role === "user").length, hasOlder: false }; |
| 152 | }, |
| 153 | HistorySliceForTab: async (tabId: string, req: HistorySliceRequest) => { |
| 154 | historyCalls += 1; |
| 155 | return historySliceFromMessages(tabId, await historyGate.promise, req); |
| 156 | }, |
| 157 | HistoryCheckpointTurnsForTab: async () => [], |
| 158 | ReplayPendingPrompts: async () => {}, |
| 159 | } as Partial<AppBindings> as AppBindings, |
| 160 | }, |
| 161 | }).main.App); |
| 162 | |
| 163 | type Controller = ReturnType<typeof useController>; |
| 164 | let controller: Controller | undefined; |
| 165 | |
| 166 | function Probe() { |
| 167 | controller = useController(); |
| 168 | return null; |
| 169 | } |
| 170 | |
| 171 | const rootEl = document.getElementById("root"); |
| 172 | if (!rootEl) throw new Error("missing root"); |
| 173 | const root = createRoot(rootEl); |
| 174 | |
| 175 | await act(async () => { |
| 176 | root.render(<Probe />); |
| 177 | await flushPromises(); |
| 178 | }); |
| 179 | |
| 180 | await waitFor("initial not-ready metadata", () => controller?.activeTabId === "tab-ready" && controller.state.meta?.ready === false); |
| 181 | eq(historyCalls, 1, "startup begins one history hydration"); |
| 182 | eq(metaCalls, 0, "startup history remains in flight before ancillary meta"); |
| 183 | |
| 184 | backendReady = true; |
| 185 | await act(async () => { |
| 186 | desktopStub.emit("agent:ready", "tab-ready"); |
| 187 | await flushPromises(); |
| 188 | }); |
| 189 | await waitFor("ready metadata refreshed before history settles", () => controller?.state.meta?.ready === true); |
| 190 | |
| 191 | eq(listTabsCalls >= 2, true, "ready event refreshes active tab metadata from ListTabs"); |
| 192 | eq(historyCalls, 1, "ready event joins the in-flight hydrate instead of reloading history"); |
| 193 | eq(metaCalls, 0, "ready event does not wait for ancillary MetaForTab before unlocking send"); |
| 194 | |
| 195 | await act(async () => { |
| 196 | historyGate.resolve([{ role: "user", content: "hello" }]); |
| 197 | await historyGate.promise; |
| 198 | await flushPromises(); |
| 199 | }); |
| 200 | await waitFor("history finishes", () => controller?.state.hydrating === false); |
| 201 | ok(controller?.state.items.some((item) => item.kind === "user" && item.text === "hello") ?? false, "history still hydrates after the ready metadata sync"); |
| 202 | |
| 203 | // A failed cut can precede runtime readiness (or an explicit retry). Recovery |
| 204 | // must clear the current error without leaving a second, permanent chat notice. |
| 205 | for (const recovery of ["ready", "retry"] as const) { |
| 206 | historyGate = deferred<HistoryMessage[]>(); |
| 207 | await act(async () => { |
| 208 | const pending = controller!.retrySessionHistory(); |
| 209 | historyGate.reject(new Error("runtime changed while following transcript")); |
| 210 | await pending; |
| 211 | await flushPromises(); |
| 212 | }); |
| 213 | ok(Boolean(controller?.state.hydrateError), `${recovery}: real failure remains reportable`); |
| 214 | ok(controller?.state.items.some(item => item.kind === "user" && item.text === "hello") ?? false, `${recovery}: failure preserves history`); |
| 215 | historyGate = deferred<HistoryMessage[]>(); |
| 216 | historyGate.resolve([{ role: "user", content: "hello" }]); |
| 217 | await act(async () => { |
| 218 | if (recovery === "ready") desktopStub.emit("agent:ready", "tab-ready"); |
| 219 | else await controller!.retrySessionHistory(); |
| 220 | await flushPromises(); |
| 221 | }); |
| 222 | await waitFor(`${recovery}: recovered history`, () => controller?.state.hydrating === false && !controller.state.hydrateError); |
| 223 | ok(!controller?.state.items.some(item => item.kind === "notice" && item.text.includes("Failed to load conversation history")), `${recovery}: recovery leaves no obsolete history failure notice`); |
| 224 | } |
| 225 | |
| 226 | await act(async () => { |
| 227 | root.unmount(); |
| 228 | }); |
| 229 | dom.window.close(); |
| 230 | |
| 231 | console.log(`\n${passed} passed, ${failed} failed, ${passed + failed} total`); |
| 232 | if (failed > 0) process.exit(1); |
| 233 |