// ---------------------------------------------------------------------------// `mcpResourceKey` must never throw on a missing resource.//// Sessions persisted before scoped toolkits added the `resource` field// deserialize with `resource: undefined`. Owner validation keys the stored// session's resource against the request's, so an unguarded `resource.kind`// read there threw `TypeError: Cannot read properties of undefined (reading// 'kind')` on every reconnect to a legacy session. A missing resource is a// default `/mcp` session, so it must key to "default".// --------------------------------------------------------------------------- import { describe, expect, it } from "@effect/vitest"; import { defaultMcpResource, mcpResourceKey } from "./index"; describe("mcpResourceKey", () => {  it('keys the default resource to "default"', () => {    expect(mcpResourceKey(defaultMcpResource)).toBe("default");    expect(mcpResourceKey({ kind: "default" })).toBe("default");  });   it('keys a toolkit resource to "toolkit:<slug>"', () => {    expect(mcpResourceKey({ kind: "toolkit", slug: "github" })).toBe("toolkit:github");  });   it("treats a missing resource (legacy session meta) as the default key", () => {    expect(mcpResourceKey(undefined)).toBe("default");    expect(mcpResourceKey(null)).toBe("default");  });   it("matches a legacy (missing) resource against an explicit default resource", () => {    // The exact comparison owner validation performs: a reconnect carries the    // default resource, the stored legacy meta carries none, and they match.    expect(mcpResourceKey(undefined)).toBe(mcpResourceKey(defaultMcpResource));  });});