53 lines
2 KiB
TypeScript
53 lines
2 KiB
TypeScript
import type { ClientState, TestDefinition } from "../test-definition";
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import { assert } from "../utils/assert";
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function verifyAllContent(state: ClientState): void {
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// All three creates at the same path should merge into a single file
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assert(
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state.files.size === 1,
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`Expected 1 file after 3-way merge, got ${state.files.size}: ${Array.from(state.files.keys()).join(", ")}`
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);
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assert(
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state.files.has("A.md"),
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`Expected merged file at A.md, got: ${Array.from(state.files.keys()).join(", ")}`
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);
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const content = state.files.get("A.md") ?? "";
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assert(
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content.includes("from-zero"),
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`Expected merged content to include "from-zero", got: "${content}"`
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);
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assert(
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content.includes("from-one"),
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`Expected merged content to include "from-one", got: "${content}"`
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);
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assert(
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content.includes("from-two"),
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`Expected merged content to include "from-two", got: "${content}"`
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);
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}
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export const threeClientConvergenceTest: TestDefinition = {
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name: "Three Client Convergence",
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description:
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"Three clients all create the same file offline with different content. " +
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"When all three enable sync, the server must merge all three versions " +
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"and all clients must converge to the same state with all content preserved.",
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clients: 3,
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steps: [
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// All three create A.md offline with different content
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{ type: "create", client: 0, path: "A.md", content: "from-zero" },
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{ type: "create", client: 1, path: "A.md", content: "from-one" },
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{ type: "create", client: 2, path: "A.md", content: "from-two" },
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// Enable sync on all three
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{ type: "enable-sync", client: 0 },
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{ type: "enable-sync", client: 1 },
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{ type: "enable-sync", client: 2 },
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{ type: "sync" },
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{ type: "barrier" },
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// All three must converge and all content must be preserved
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{ type: "assert-consistent", verify: verifyAllContent }
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]
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};
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