Files
vscode-cowriting-plugin/test/proposalModel.test.ts
T
2026-06-10 22:02:08 -07:00

47 lines
1.5 KiB
TypeScript

import { describe, expect, it } from "vitest";
import {
emptyArtifact,
serializeArtifact,
type Artifact,
type Proposal,
} from "../src/model";
const agent = {
kind: "agent" as const,
id: "claude",
agent: { sdk: "@cline/sdk", model: "sonnet", sessionId: "s1" },
};
describe("Proposal model (spec §6.3, INV-13)", () => {
it("serializes proposals with stable field order and survives a round-trip", () => {
const a = emptyArtifact("docs/x.md");
a.anchors["a_1"] = {
fingerprint: { text: "old text", before: "", after: "", lineHint: 0 },
};
const p: Proposal = {
id: "pr_1",
anchorId: "a_1",
replacement: "new text",
author: agent,
createdAt: "2026-06-10T00:00:00.000Z",
turnId: "turn-1",
instruction: "tighten",
};
a.proposals.push(p);
const reloaded = JSON.parse(serializeArtifact(a)) as Artifact;
expect(reloaded.proposals).toHaveLength(1);
expect(reloaded.proposals[0]).toEqual(p);
// optional fields are OMITTED (not null) when absent
const bare: Proposal = {
id: "pr_2", anchorId: "a_1", replacement: "r", author: agent,
createdAt: "2026-06-10T00:00:00.000Z",
};
a.proposals.push(bare);
const again = JSON.parse(serializeArtifact(a)) as Artifact;
expect("turnId" in again.proposals[1]).toBe(false);
expect("instruction" in again.proposals[1]).toBe(false);
// serialization is byte-stable (INV-2)
expect(serializeArtifact(again)).toBe(serializeArtifact(a));
});
});