21 lines
518 B
TypeScript
21 lines
518 B
TypeScript
import { expect, test } from "vitest";
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import { claim, createRingBuffer, type RingBuffer } from "./RingBuffer.ts";
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test("RingBuffer", () => {
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expect(() => createRingBuffer(3, () => ({}))).toThrow(
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"size must be a power of two",
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);
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const ring: RingBuffer<object> = createRingBuffer(4, () => ({}));
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expect(ring.size).toBe(4);
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expect(ring.cursor).toBe(0);
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expect(ring.buffer.length).toBe(4);
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for (let i = 0; i < 8; i++) {
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expect(claim(ring)).toBe(ring.buffer[i % 4]);
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}
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expect(ring.cursor).toBe(0);
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});
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