15 lines
561 B
TypeScript
15 lines
561 B
TypeScript
import { expect, test } from "vitest";
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import { rangeLength, rangesOverlap } from "./change.ts";
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test("rangeLength", () => {
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expect(rangeLength({ from: 4, to: 11 })).toEqual(7);
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});
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test("rangesOverlap", () => {
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expect(rangesOverlap({ from: 0, to: 5 }, { from: 3, to: 8 })).toEqual(true);
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expect(rangesOverlap({ from: 0, to: 5 }, { from: 6, to: 8 })).toEqual(false);
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// `to` is exclusive
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expect(rangesOverlap({ from: 0, to: 6 }, { from: 6, to: 8 })).toEqual(false);
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expect(rangesOverlap({ from: 3, to: 6 }, { from: 0, to: 4 })).toEqual(true);
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});
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