| 1 | import assert from "node:assert/strict"; |
| 2 | import React, { act } from "react"; |
| 3 | import { createRoot } from "react-dom/client"; |
| 4 | import { JSDOM } from "jsdom"; |
| 5 | |
| 6 | import { useSessionDraftSurface } from "../app-runtime/useSessionDraftSurface"; |
| 7 | import type { PersistentComposerDraft } from "../components/Composer"; |
| 8 | import type { |
| 9 | SessionDraftSubmissionRequest, |
| 10 | SessionDraftSubmissionView, |
| 11 | SessionDraftView, |
| 12 | ServerView, |
| 13 | } from "../generated/desktopContract.generated"; |
| 14 | import { installDesktopHostStub } from "./desktopHostStub"; |
| 15 | |
| 16 | function deferred<T>() { |
| 17 | let resolve!: (value: T) => void; |
| 18 | const promise = new Promise<T>((next) => { resolve = next; }); |
| 19 | return { promise, resolve }; |
| 20 | } |
| 21 | |
| 22 | const dom = new JSDOM("<div id='root'></div>", { url: "http://localhost" }); |
| 23 | Object.assign(globalThis, { |
| 24 | window: dom.window, |
| 25 | document: dom.window.document, |
| 26 | IS_REACT_ACT_ENVIRONMENT: true, |
| 27 | requestAnimationFrame: (callback: FrameRequestCallback) => setTimeout(() => callback(0), 0), |
| 28 | cancelAnimationFrame: (id: number) => clearTimeout(id), |
| 29 | }); |
| 30 | dom.window.requestAnimationFrame = globalThis.requestAnimationFrame; |
| 31 | dom.window.cancelAnimationFrame = globalThis.cancelAnimationFrame; |
| 32 | |
| 33 | const settings = { |
| 34 | model: "fixture-model", |
| 35 | mode: "normal", |
| 36 | toolApprovalMode: "ask", |
| 37 | disabledMcp: {}, |
| 38 | mcpOrder: [], |
| 39 | }; |
| 40 | const drafts = new Map<string, SessionDraftView>(); |
| 41 | for (const [id, root] of [["draft-a", "/workspace/a"], ["draft-b", "/workspace/b"]]) { |
| 42 | drafts.set(id, { |
| 43 | id, |
| 44 | workspaceId: `workspace-${id}`, |
| 45 | scope: "project", |
| 46 | workspaceRoot: root, |
| 47 | revision: 1, |
| 48 | contentJson: "{}", |
| 49 | settings, |
| 50 | status: "active", |
| 51 | updatedAt: 1, |
| 52 | }); |
| 53 | } |
| 54 | |
| 55 | const saveStarted = deferred<void>(); |
| 56 | const releaseSave = deferred<void>(); |
| 57 | const beginStarted = deferred<void>(); |
| 58 | const releaseBegin = deferred<SessionDraftSubmissionView>(); |
| 59 | const releaseAttachment = deferred<void>(); |
| 60 | const submissions: SessionDraftSubmissionRequest[] = []; |
| 61 | const themeModes: string[] = []; |
| 62 | let saveCalls = 0; |
| 63 | const server: ServerView = { |
| 64 | name: "fixture-mcp", transport: "stdio", status: "deferred", enabled: true, installed: true, |
| 65 | autoStart: true, tools: 0, toolCount: 0, prompts: 0, resources: 0, toolList: [], |
| 66 | }; |
| 67 | const commands = [ |
| 68 | { name: "compact", description: "Compact", kind: "builtin" as const, draftBehavior: "unavailable" as const }, |
| 69 | { name: "theme", description: "Theme", kind: "builtin" as const, draftBehavior: "direct" as const }, |
| 70 | ]; |
| 71 | |
| 72 | const stub = installDesktopHostStub({ |
| 73 | ListSessionDraftSummaries: async () => [], |
| 74 | OpenSessionDraftForTarget: async (_scope: string, root: string) => structuredClone(root.endsWith("/a") ? drafts.get("draft-a") : drafts.get("draft-b")), |
| 75 | GetDraftContext: async (id: string) => ({ draft: structuredClone(drafts.get(id)), commands, servers: [server] }), |
| 76 | SaveSessionDraft: async (request: { draftId: string; revision: number; contentJson: string; settings: typeof settings }) => { |
| 77 | saveCalls++; |
| 78 | saveStarted.resolve(); |
| 79 | await releaseSave.promise; |
| 80 | const current = drafts.get(request.draftId)!; |
| 81 | assert.equal(request.revision, current.revision, "concurrent flushes share one CAS save"); |
| 82 | const next = { ...current, revision: current.revision + 1, contentJson: request.contentJson, settings: request.settings }; |
| 83 | drafts.set(request.draftId, next); |
| 84 | return { draft: structuredClone(next), conflict: false, outcome: "saved" }; |
| 85 | }, |
| 86 | BeginDraftSubmission: async (request: SessionDraftSubmissionRequest) => { |
| 87 | submissions.push(request); |
| 88 | beginStarted.resolve(); |
| 89 | return releaseBegin.promise; |
| 90 | }, |
| 91 | GetDraftSubmission: async () => { throw new Error("accepted submission must not poll"); }, |
| 92 | AttachmentDataURLForTarget: async () => "", |
| 93 | DismissSessionDraft: async () => {}, |
| 94 | SetSessionDraftRestoreTarget: async () => {}, |
| 95 | GetSessionDraft: async (id: string) => structuredClone(drafts.get(id)!), |
| 96 | RestoreSessionDraft: async () => null, |
| 97 | ListTabs: async () => [{ id: "formal" }], |
| 98 | SetDesktopAppearance: async (mode: string) => { themeModes.push(mode); }, |
| 99 | GetThemeExperience: async () => ({ themeMode: themeModes.at(-1) ?? "auto", baseStyle: "graphite", effectiveStyle: "graphite" }), |
| 100 | }); |
| 101 | |
| 102 | let owner!: ReturnType<typeof useSessionDraftSurface>; |
| 103 | const accepted: string[] = []; |
| 104 | function Probe() { |
| 105 | owner = useSessionDraftSurface({ |
| 106 | onAccepted: (ref) => { accepted.push(ref.sessionId); }, |
| 107 | onChanged: () => {}, |
| 108 | }); |
| 109 | return null; |
| 110 | } |
| 111 | |
| 112 | const root = createRoot(document.getElementById("root")!); |
| 113 | const edited: PersistentComposerDraft = { |
| 114 | text: "run A", |
| 115 | invocations: [], |
| 116 | attachments: [], |
| 117 | workspaceRefs: [], |
| 118 | pastedBlocks: [], |
| 119 | openPastedLabels: [], |
| 120 | sessionRefs: [], |
| 121 | selectedTextRefs: [], |
| 122 | }; |
| 123 | |
| 124 | try { |
| 125 | await act(async () => { root.render(<Probe />); }); |
| 126 | await act(async () => { await owner.open("project", "/workspace/a"); }); |
| 127 | act(() => owner.updateContent(edited)); |
| 128 | const draftAId = owner.surface!.draft.id; |
| 129 | const draftAGeneration = owner.surface!.generation; |
| 130 | |
| 131 | let submit!: Promise<void>; |
| 132 | let openB!: Promise<void>; |
| 133 | let exitFlush!: Promise<void>; |
| 134 | let exitFlushFinished = false; |
| 135 | act(() => { submit = owner.submit("run A"); }); |
| 136 | await saveStarted.promise; |
| 137 | act(() => { |
| 138 | owner.updateContentFor(draftAId, draftAGeneration, { ...edited, text: "late mutation" }); |
| 139 | owner.updateSettingsFor(draftAId, draftAGeneration, { model: "late/model" }); |
| 140 | }); |
| 141 | await act(async () => { |
| 142 | openB = owner.open("project", "/workspace/b"); |
| 143 | await openB; |
| 144 | }); |
| 145 | assert.equal(owner.surface?.draft.id, "draft-b", "the test observes B after a real intermediate React commit"); |
| 146 | await act(async () => { |
| 147 | const submittedBeforeCommands = submissions.length; |
| 148 | await assert.rejects(owner.submit("/compact"), /existing session/, "history-only commands stay unavailable in a draft"); |
| 149 | assert.equal(submissions.length, submittedBeforeCommands, "unavailable draft commands never reserve an operation"); |
| 150 | await owner.submit("/theme dark"); |
| 151 | assert.deepEqual(themeModes, ["dark"], "direct theme command updates appearance without draft submission"); |
| 152 | owner.setMCPEnabled(server, false); |
| 153 | }); |
| 154 | const draftB = owner.surface!; |
| 155 | const attachmentTask = releaseAttachment.promise.then(() => { |
| 156 | owner.updateContentFor(draftB.draft.id, draftB.generation, { |
| 157 | ...edited, |
| 158 | text: "run B", |
| 159 | attachments: [{ path: ".reasonix/attachments/late.txt", displayName: "late.txt" }], |
| 160 | }); |
| 161 | }); |
| 162 | act(() => { owner.trackTask(draftB.draft.id, draftB.generation, attachmentTask); }); |
| 163 | assert.equal(owner.surface?.pendingTasks, 1, "the captured attachment belongs to B before exit starts"); |
| 164 | assert.ok(window.__reasonixFlushSessionDraft, "draft owner installs the Electron exit flush hook"); |
| 165 | act(() => { exitFlush = window.__reasonixFlushSessionDraft!().then(() => { exitFlushFinished = true; }); }); |
| 166 | await Promise.resolve(); |
| 167 | assert.equal(exitFlushFinished, false, "exit flush waits for the active CAS save acknowledgement"); |
| 168 | await act(async () => { |
| 169 | releaseSave.resolve(); |
| 170 | await beginStarted.promise; |
| 171 | await Promise.resolve(); |
| 172 | assert.equal(exitFlushFinished, false, "exit flush also waits for captured attachment work"); |
| 173 | releaseAttachment.resolve(); |
| 174 | await attachmentTask; |
| 175 | assert.equal(exitFlushFinished, false, "exit waits until the preparation has a persisted operation"); |
| 176 | releaseBegin.resolve({ operationId: "operation-a", draftId: "draft-a", phase: "accepted", submissionId: "submission-a", session: { hostId: "local", sessionId: "session-a" }, updatedAt: 1, revision: 1, canResume: false, canEdit: false, canCancel: true, canDiscard: false }); |
| 177 | await exitFlush; |
| 178 | }); |
| 179 | assert.equal(saveCalls, 2, "A and B save independently and B flushes the attachment produced before exit"); |
| 180 | assert.equal(owner.surface?.draft.id, "draft-b", "navigation can reveal B after A is durably saved"); |
| 181 | assert.equal(submissions[0]?.draftId, "draft-a", "A submission retains its source DraftID after B becomes visible"); |
| 182 | assert.equal(submissions[0]?.input, "run A", "A submission retains its source payload"); |
| 183 | assert.equal(JSON.parse(drafts.get("draft-a")!.contentJson).text, "run A", |
| 184 | "preparing submission synchronously locks the captured content"); |
| 185 | assert.equal(drafts.get("draft-a")!.settings.model, "fixture-model", |
| 186 | "preparing submission synchronously locks the captured settings"); |
| 187 | |
| 188 | await act(async () => { |
| 189 | releaseBegin.resolve({ |
| 190 | operationId: "operation-a", |
| 191 | draftId: "draft-a", |
| 192 | phase: "accepted", |
| 193 | submissionId: "submission-a", |
| 194 | session: { hostId: "local", sessionId: "session-a" }, |
| 195 | updatedAt: 2, |
| 196 | }); |
| 197 | await submit; |
| 198 | }); |
| 199 | assert.equal(owner.surface?.draft.id, "draft-b", "accepted A does not navigate away from visible B"); |
| 200 | assert.deepEqual(accepted, [], "stale accepted operation does not claim visible navigation ownership"); |
| 201 | |
| 202 | assert.equal(submissions.length, 1, "direct draft commands never reserve an operation"); |
| 203 | assert.ok(drafts.get("draft-b")?.settings.disabledMcp[server.name], "MCP selection persists in draft settings without a Controller"); |
| 204 | assert.equal(JSON.parse(drafts.get("draft-b")!.contentJson).attachments[0]?.path, ".reasonix/attachments/late.txt", |
| 205 | "attachment completion during exit is saved before shutdown continues"); |
| 206 | |
| 207 | assert.ok(window.__reasonixResumeSessionDraftEditing, "draft owner installs the exit-veto recovery hook"); |
| 208 | act(() => { window.__reasonixResumeSessionDraftEditing!(); }); |
| 209 | act(() => owner.updateContent({ ...edited, text: "editing resumed after veto" })); |
| 210 | await act(async () => { await owner.flush(); }); |
| 211 | assert.equal(JSON.parse(drafts.get("draft-b")!.contentJson).text, "editing resumed after veto", |
| 212 | "a cancelled exit releases the renderer barrier and accepts new edits"); |
| 213 | |
| 214 | await act(async () => { root.unmount(); }); |
| 215 | assert.equal(window.__reasonixFlushSessionDraft, undefined, "unmount removes the renderer exit hook"); |
| 216 | assert.equal(window.__reasonixResumeSessionDraftEditing, undefined, "unmount removes the exit-veto recovery hook"); |
| 217 | console.log("session draft surface: save coalescing, source submission and stale acceptance isolation passed"); |
| 218 | } finally { |
| 219 | stub.uninstall(); |
| 220 | dom.window.close(); |
| 221 | } |
| 222 |