Timothy J. Aveni
35 lines
1.5 KiB
JavaScript
35 lines
1.5 KiB
JavaScript
import test from "node:test";
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import assert from "node:assert/strict";
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import { relationshipMap, relationshipList, relationshipSet } from "../dist/index.js";
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import { referenceFromWire } from "../dist/references.js";
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test("relationship helpers preserve handles and require explicit collection revisions", async () => {
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let current = { revision: 0n, entries: [] },
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serial = 0;
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const port = {
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collection: async () => ({ revision: current.revision, entries: current.entries.map((entry) => ({ ...entry })) }),
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replace: async (entries, revision) => {
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assert.equal(revision, current.revision);
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current = {
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revision: revision + 1n,
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entries: entries.map((entry) => ({ ...entry, edgeId: entry.edgeId ?? `edge:${++serial}` })),
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};
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return port.collection();
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},
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};
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const a = referenceFromWire("obj:a"),
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b = referenceFromWire("obj:b");
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const map = relationshipMap(port);
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await map.set("a1", a, 0n);
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assert.equal((await map.get("a1")).value.equals(a), true);
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await assert.rejects(() => map.set("b1", b, 0n), /STALE_COLLECTION/);
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await map.delete("a1", 1n);
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const list = relationshipList(port);
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const inserted = await list.insert(0, a, 2n);
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await list.insert(1, b, 3n);
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const moved = await list.move(inserted.entries[0].edgeId, 1, 4n);
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assert.equal(moved.entries[1].target.equals(a), true);
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const set = relationshipSet(port);
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const unchanged = await set.add(referenceFromWire("obj:a"), 5n);
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assert.equal(unchanged.revision, 5n);
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});
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