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32 lines
950 B
TypeScript
32 lines
950 B
TypeScript
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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import { randomInt } from "node:crypto";
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import { assert, assertThrows } from "@std/assert";
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const between = (x: number, min: number, max: number) => x >= min && x < max;
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Deno.test("[node/crypto.randomInt] One Param: Max", () => {
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assert(between(randomInt(55), 0, 55));
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});
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Deno.test("[node/crypto.randomInt] Two Params: Max and Min", () => {
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assert(between(randomInt(40, 120), 40, 120));
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});
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Deno.test("[node/crypto.randomInt] Max and Callback", () => {
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let called = false;
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randomInt(3, (_err, val) => {
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called = true;
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assert(between(val as number, 0, 3));
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});
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assert(called);
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});
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Deno.test("[node/crypto.randomInt] Min, Max and Callback", () => {
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randomInt(3, 5, (_err, val) => {
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assert(between(val as number, 3, 5));
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});
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});
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Deno.test("[node/crypto.randomInt] Min is bigger than Max", () => {
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assertThrows(() => randomInt(45, 34));
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});
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