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Pool.spec.ts
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Pool.spec.ts
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import { expect } from "chai";
import Pool from "./Pool";
describe("Pool", () => {
it("should work with multiple calls", async () => {
const pool = new Pool();
// Add names for debugging,
const a = { name: "a" };
const b = { name: "b" };
const c = { name: "c" };
expect(pool.getAvailable()).to.equal(undefined);
expect(pool.getAvailable()).to.equal(undefined);
expect(pool.getAvailable()).to.equal(undefined);
pool.registerNewItem(a);
expect(pool.getAvailable()).to.equal(a);
expect(pool.getAvailable()).to.equal(a);
expect(pool.getAvailable()).to.equal(a);
pool.makeUnavailable(a);
expect(pool.getAvailable()).to.equal(undefined);
expect(pool.getAvailable()).to.equal(undefined);
expect(pool.getAvailable()).to.equal(undefined);
pool.makeUnavailable(a);
expect(pool.getAvailable()).to.equal(undefined);
expect(pool.getAvailable()).to.equal(undefined);
pool.makeUnavailable(a);
expect(pool.getAvailable()).to.equal(undefined);
pool.makeAvailable(a);
expect(pool.getAvailable()).to.equal(a);
expect(pool.getAvailable()).to.equal(a);
pool.makeAvailable(a);
expect(pool.getAvailable()).to.equal(a);
expect(pool.getAvailable()).to.equal(a);
pool.makeUnavailable(a);
expect(pool.getAvailable()).to.equal(undefined);
expect(pool.getAvailable()).to.equal(undefined);
pool.makeUnavailable(a);
expect(pool.getAvailable()).to.equal(undefined);
expect(pool.getAvailable()).to.equal(undefined);
pool.registerNewItem(b);
expect(pool.getAvailable()).to.equal(b);
expect(pool.getAvailable()).to.equal(b);
pool.makeAvailable(a);
expect(pool.getAvailable()).to.equal(b);
expect(pool.getAvailable()).to.equal(b);
expect(pool.getAvailable()).to.equal(b);
pool.makeUnavailable(a);
expect(pool.getAvailable()).to.equal(b);
expect(pool.getAvailable()).to.equal(b);
expect(pool.getAvailable()).to.equal(b);
pool.deregisterItem(b);
expect(pool.getAvailable()).to.equal(undefined);
expect(pool.getAvailable()).to.equal(undefined);
pool.makeAvailable(a);
expect(pool.getAvailable()).to.equal(a);
expect(pool.getAvailable()).to.equal(a);
pool.registerNewItem(c);
pool.registerNewItem(b);
pool.deregisterItem(a);
pool.registerNewItem(a);
expect(pool.getAvailable()).to.equal(c);
expect(pool.getAvailable()).to.equal(c);
pool.makeUnavailable(b);
expect(pool.getAvailable()).to.equal(c);
pool.makeUnavailable(c);
expect(pool.getAvailable()).to.equal(a);
pool.makeAvailable(a);
expect(pool.getAvailable()).to.equal(a);
expect(pool.getAvailable()).to.equal(a);
pool.makeAvailable(c);
expect(pool.getAvailable()).to.equal(a);
pool.makeUnavailable(a);
pool.makeAvailable(b);
expect(pool.getAvailable()).to.equal(c);
expect(pool.getAvailable()).to.equal(c);
pool.makeUnavailable(c);
expect(pool.getAvailable()).to.equal(b);
expect(pool.getAvailable()).to.equal(b);
expect(pool.getAvailable()).to.equal(b);
});
});