[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8,"_9":10,"_11":12},"actionData","errors","root",{"_228":-5,"_231":232,"_233":234},"routes/shell",{"_40":41,"_227":-5,"_228":-5,"_229":230},"routes/repo",{"_33":-7,"_34":35,"_36":37,"_38":39,"_40":41,"_42":31,"_43":31,"_44":31,"_45":31,"_46":31,"_47":31,"_48":49,"_50":49,"_51":31,"_52":-7,"_53":-7,"_54":55,"_56":57,"_58":59,"_60":-5,"_61":62,"_63":64,"_65":66,"_67":68},"routes/repo.blob",{"_13":14,"_15":16,"_17":18,"_19":20,"_21":14,"_22":23,"_24":-5,"_25":26,"_27":28,"_28":29,"_30":31,"_32":14},"ref","90852cd1661a79ccfd3cb3744fd03085f2bfae2c","path","apps/server/src/mcp/update.test.ts","oid","222178f2899c3db933771d7e29d134089c600453","size",6583,"commit","mounts",[],"source","plain",{"_13":14,"_15":16},"kind","text","import { describe, expect, it } from \"bun:test\";\n\nimport { handler, TOOLS } from \"../mcp\";\nimport { prepareUpdate } from \"./update\";\n\nimport type { Document, DocumentReader, UpdateDocumentInput } from \"../mcp\";\n\nlet document: Document = {\n\tid: \"f401c8d6-3717-4f1d-8473-cfdd0af894e4\",\n\ttitle: \"Release readiness\",\n\tsource: \"# Release readiness\\n\",\n\trevision: 4,\n};\n\nlet update = {\n\tid: document.id,\n\trevision: 4,\n\tplan: \"# Revised\\n\\nUpdated prose.\\n\",\n\tidempotencyKey: \"update-plan-1\",\n};\n\nfunction request(body: unknown): Request {\n\treturn new Request(\"https://chopin.test/mcp\", {\n\t\tmethod: \"POST\",\n\t\theaders: {\n\t\t\tauthorization: \"Bearer allowed\",\n\t\t\t\"content-type\": \"application/json\",\n\t\t},\n\t\tbody: JSON.stringify(body),\n\t});\n}\n\nfunction reader(): DocumentReader {\n\treturn {\n\t\tasync list() {\n\t\t\treturn [];\n\t\t},\n\t\tasync read(_caller, id) {\n\t\t\treturn id === document.id ? document : undefined;\n\t\t},\n\t};\n}\n\nasync function json(response: Response): Promise> {\n\treturn await response.json() as Record;\n}\n\nfunction call(id: number, arguments_: Record): Request {\n\treturn request({\n\t\tjsonrpc: \"2.0\",\n\t\tid,\n\t\tmethod: \"tools/call\",\n\t\tparams: { name: \"update_document\", arguments: arguments_ },\n\t});\n}\n\ndescribe(\"the MCP update protocol\", () => {\n\tit(\"advertises a typed object output schema and updates through the host\", async () => {\n\t\tlet received: UpdateDocumentInput | undefined;\n\t\tlet mcp = handler({\n\t\t\tcaller: () => \"octocat\",\n\t\t\tdocuments: reader(),\n\t\t\tupdate: {\n\t\t\t\tasync update(_caller, input) {\n\t\t\t\t\treceived = input;\n\t\t\t\t\treturn {\n\t\t\t\t\t\tkind: \"updated\" as const,\n\t\t\t\t\t\tdocument: {\n\t\t\t\t\t\t\tid: input.id,\n\t\t\t\t\t\t\ttitle: \"Release readiness\",\n\t\t\t\t\t\t\tsource: input.plan,\n\t\t\t\t\t\t\trevision: input.revision + 1,\n\t\t\t\t\t\t\turl: \"/documents/githubnext/chopin/release-readiness\",\n\t\t\t\t\t\t},\n\t\t\t\t\t};\n\t\t\t\t},\n\t\t\t},\n\t\t});\n\t\tlet tool = TOOLS.find(entry => entry.name === \"update_document\")!;\n\t\texpect(tool.outputSchema.type).toBe(\"object\");\n\t\texpect(tool.outputSchema.oneOf).toEqual(expect.any(Array));\n\n\t\tlet result = await json(await mcp(call(1, update)));\n\t\texpect(result.error).toBeUndefined();\n\t\texpect((result.result as { structuredContent: unknown }).structuredContent).toMatchObject({\n\t\t\tid: document.id,\n\t\t\trevision: 5,\n\t\t\turl: \"/documents/githubnext/chopin/release-readiness\",\n\t\t});\n\t\texpect(received?.idempotencyKey).toBe(update.idempotencyKey);\n\t\texpect(received?.fingerprint).toHaveLength(64);\n\t});\n\n\tit(\"returns dialect issues without asking the host to persist\", async () => {\n\t\tlet called = false;\n\t\tlet mcp = handler({\n\t\t\tcaller: () => \"octocat\",\n\t\t\tdocuments: reader(),\n\t\t\tupdate: {\n\t\t\t\tasync update() {\n\t\t\t\t\tcalled = true;\n\t\t\t\t\treturn { kind: \"forbidden\" as const };\n\t\t\t\t},\n\t\t\t},\n\t\t});\n\t\tlet result = await json(await mcp(call(2, { ...update, plan: \"\\n\" })));\n\t\texpect((result.result as { isError: boolean }).isError).toBe(true);\n\t\texpect(\n\t\t\t(result.result as { structuredContent: { issues: unknown[] } }).structuredContent.issues,\n\t\t).toEqual([expect.objectContaining({ code: \"unknown-component\" })]);\n\t\texpect(called).toBe(false);\n\t});\n\n\tit(\"returns structured conflict codes from the host\", async () => {\n\t\tfor (\n\t\t\tlet [kind, body] of [\n\t\t\t\t[\"conflict\", { code: \"idempotency-conflict\" }],\n\t\t\t\t[\"locked\", { code: \"document-locked\" }],\n\t\t\t\t[\"protected\", { code: \"protected-projection\" }],\n\t\t\t\t[\"archived\", { code: \"document-archived\" }],\n\t\t\t\t[\"forbidden\", { code: \"repository-forbidden\" }],\n\t\t\t\t[\"unavailable\", { code: \"document-unavailable\" }],\n\t\t\t] as const\n\t\t) {\n\t\t\tlet mcp = handler({\n\t\t\t\tcaller: () => \"octocat\",\n\t\t\t\tdocuments: reader(),\n\t\t\t\tupdate: {\n\t\t\t\t\tasync update() {\n\t\t\t\t\t\treturn { kind };\n\t\t\t\t\t},\n\t\t\t\t},\n\t\t\t});\n\t\t\tlet result = await json(await mcp(call(3, update)));\n\t\t\texpect((result.result as { structuredContent: unknown }).structuredContent).toEqual(body);\n\t\t}\n\n\t\tlet conflict = handler({\n\t\t\tcaller: () => \"octocat\",\n\t\t\tdocuments: reader(),\n\t\t\tupdate: {\n\t\t\t\tasync update() {\n\t\t\t\t\treturn { kind: \"revision-conflict\" as const, revision: 9 };\n\t\t\t\t},\n\t\t\t},\n\t\t});\n\t\texpect((await json(await conflict(call(4, update)))).result).toMatchObject({\n\t\t\tstructuredContent: { code: \"revision-conflict\", revision: 9 },\n\t\t});\n\t});\n\n\tit(\"rejects malformed update arguments before consulting the host\", async () => {\n\t\tlet called = false;\n\t\tlet mcp = handler({\n\t\t\tcaller: () => \"octocat\",\n\t\t\tdocuments: reader(),\n\t\t\tupdate: {\n\t\t\t\tasync update() {\n\t\t\t\t\tcalled = true;\n\t\t\t\t\treturn { kind: \"unavailable\" };\n\t\t\t\t},\n\t\t\t},\n\t\t});\n\t\tfor (\n\t\t\tlet arguments_ of [\n\t\t\t\t{ ...update, revision: -1 },\n\t\t\t\t{ ...update, revision: 1.5 },\n\t\t\t\t{ ...update, revision: \"4\" },\n\t\t\t\t{ ...update, revision: Number.MAX_SAFE_INTEGER + 1 },\n\t\t\t\t{ ...update, id: \" \" },\n\t\t\t\t{ ...update, id: \"x\".repeat(2049) },\n\t\t\t\t{ ...update, idempotencyKey: \"x\".repeat(129) },\n\t\t\t\t{ ...update, plan: \" \" },\n\t\t\t\t{ ...update, idempotencyKey: \"\" },\n\t\t\t\t{ ...update, extra: true },\n\t\t\t\t{ id: update.id, revision: 4, plan: update.plan },\n\t\t\t]\n\t\t) {\n\t\t\tlet result = await json(await mcp(call(5, arguments_)));\n\t\t\texpect(result.error).toEqual({\n\t\t\t\tcode: -32602,\n\t\t\t\tmessage: \"update_document requires a valid revision and plan\",\n\t\t\t});\n\t\t}\n\t\texpect(called).toBe(false);\n\t});\n\n\tit(\"mints component ids without changing the retry fingerprint\", () => {\n\t\tlet input = { ...update, plan: '\\nA note.\\n\\n' };\n\t\tlet first = prepareUpdate(input);\n\t\tlet second = prepareUpdate(input);\n\t\tif (!first || !(\"input\" in first) || !second || !(\"input\" in second)) {\n\t\t\tthrow new Error(\"valid callout was rejected\");\n\t\t}\n\t\texpect(first.input.plan).toMatch(/ {\n\t\tlet prepared = prepareUpdate({\n\t\t\t...update,\n\t\t\tid: \"https://chopin.test/documents/githubnext/chopin/release-readiness\",\n\t\t});\n\t\texpect(prepared).toHaveProperty(\"input\");\n\t\tlet tool = TOOLS.find(entry => entry.name === \"update_document\")!;\n\t\tlet variants = tool.outputSchema.oneOf as Array<{ properties: Record }>;\n\t\texpect(variants[0]!.properties).toHaveProperty(\"brief\");\n\t});\n\n\tit(\"does not advertise update from a host that cannot rewrite documents\", async () => {\n\t\tlet mcp = handler({ caller: () => \"octocat\", documents: reader() });\n\t\tlet tools = await json(\n\t\t\tawait mcp(request({ jsonrpc: \"2.0\", id: 6, method: \"tools/list\" })),\n\t\t);\n\t\texpect((tools.result as { tools: Array<{ name: string }> }).tools.map(tool => tool.name))\n\t\t\t.not.toContain(\"update_document\");\n\t});\n});\n","editable",false,"branch","documentNavigation","repo","githubnext/chopin","repoId","7d1a8ac3-35b0-4dea-85d4-06a980f3bada","ownerId","org:89615882","site","nexthub","private","admin","settings","maintainer","triage","starred","stars",0,"watchers","watching","pinned","notify","views",[183,184,185,186,187,188,189,190,191,192,193,194,195],"navigation",{"_54":55,"_139":140,"_141":142,"_143":144,"_145":146,"_147":148,"_149":150},"sources",[],"viewer","meta",{"_131":132,"_133":134,"_135":136,"_42":31,"_137":126,"_138":31,"_48":49,"_50":49},"branches",[73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130],"tags",[69,70,71,72],"cloneUrl","https://git.nexthub.sh/githubnext/chopin.git","color-controls-slice-1","color-controls-slice-2","color-controls-slice-3","color-controls-slice-4","Krzysztof-Cieslak-patch-1","Krzysztof-Cieslak-patch-2","Maggie/app-preview-toolkit","Maggie/ci-playwright-install-timeout","Maggie/collaborative-visual-decision","Maggie/design-audit","Maggie/generic-visual-decision-runtime","Maggie/impeccable-chopin-metadata","Maggie/jev-chat-product","Maggie/jev-composed-assessment","Maggie/native-document-layouts","Maggie/openui-composition-product","Maggie/openui-composition-trial","Maggie/planner-visual-authoring","Maggie/planner-visual-requests","Maggie/visual-selection-eval","artifacts/pr-419-live-preview-20261009","automation/pr-maintenance-state","automation/use-effect/callout-disabled-picker-8cf9e49ba5c09471","automation/use-effect/collaboration-options-ref-4e3a5a08a879a5ae","automation/use-effect/room-workspace-effective-access-a57d40866c71bed0","chore/bun-1.4.2","color-controls","color-controls-plan","comments","design-pr-assets","design/archived-decisions-badge","design/channel-route-remount","design/chat-decision-entry","design/conversation-analysis-markers","design/decision-evidence","design/settled-line-icon","dev/integration","diagram-step-controls","feat/liveapp-frontend-pilot","feat/local-experiments","feat/local-launcher-tracer","fix/autolink-mdx-crash","github-pills/2-pills","github-pills/3-hover-card","maggie/app-preview-toolkit","maggie/ci-playwright-install-timeout","maggie/collaborative-visual-decision","maggie/design-audit","maggie/generic-visual-decision-runtime","maggie/impeccable-chopin-metadata","maggie/jev-composed-assessment","maggie/native-document-layouts","maggie/openui-composition-product","maggie/openui-composition-trial","maggie/planner-visual-authoring","maggie/planner-visual-requests","maggie/visual-selection-eval","main","plain-text-fence-chrome","tokens/09-copy","wireframes/2-renderer","wireframes/3-planner","description","Let's 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