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102 lines
2.9 KiB
JavaScript
102 lines
2.9 KiB
JavaScript
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// deno-fmt-ignore-file
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// deno-lint-ignore-file
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Taken from Node 18.12.1
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// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
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'use strict';
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require('../common');
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const assert = require('assert');
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const a = Buffer.from([1, 2, 3, 4, 5, 6, 7, 8, 9, 0]);
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const b = Buffer.from([5, 6, 7, 8, 9, 0, 1, 2, 3, 4]);
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assert.strictEqual(a.compare(b), -1);
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// Equivalent to a.compare(b).
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assert.strictEqual(a.compare(b, 0), -1);
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assert.throws(() => a.compare(b, '0'), { code: 'ERR_INVALID_ARG_TYPE' });
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assert.strictEqual(a.compare(b, undefined), -1);
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// Equivalent to a.compare(b).
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assert.strictEqual(a.compare(b, 0, undefined, 0), -1);
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// Zero-length target, return 1
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assert.strictEqual(a.compare(b, 0, 0, 0), 1);
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assert.throws(
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() => a.compare(b, 0, '0', '0'),
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{ code: 'ERR_INVALID_ARG_TYPE' }
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);
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// Equivalent to Buffer.compare(a, b.slice(6, 10))
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assert.strictEqual(a.compare(b, 6, 10), 1);
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// Zero-length source, return -1
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assert.strictEqual(a.compare(b, 6, 10, 0, 0), -1);
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// Zero-length source and target, return 0
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assert.strictEqual(a.compare(b, 0, 0, 0, 0), 0);
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assert.strictEqual(a.compare(b, 1, 1, 2, 2), 0);
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// Equivalent to Buffer.compare(a.slice(4), b.slice(0, 5))
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assert.strictEqual(a.compare(b, 0, 5, 4), 1);
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// Equivalent to Buffer.compare(a.slice(1), b.slice(5))
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assert.strictEqual(a.compare(b, 5, undefined, 1), 1);
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// Equivalent to Buffer.compare(a.slice(2), b.slice(2, 4))
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assert.strictEqual(a.compare(b, 2, 4, 2), -1);
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// Equivalent to Buffer.compare(a.slice(4), b.slice(0, 7))
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assert.strictEqual(a.compare(b, 0, 7, 4), -1);
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// Equivalent to Buffer.compare(a.slice(4, 6), b.slice(0, 7));
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assert.strictEqual(a.compare(b, 0, 7, 4, 6), -1);
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// Null is ambiguous.
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assert.throws(
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() => a.compare(b, 0, null),
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{ code: 'ERR_INVALID_ARG_TYPE' }
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);
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// Values do not get coerced.
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assert.throws(
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() => a.compare(b, 0, { valueOf: () => 5 }),
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{ code: 'ERR_INVALID_ARG_TYPE' }
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);
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// Infinity should not be coerced.
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assert.throws(
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() => a.compare(b, Infinity, -Infinity),
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{ code: 'ERR_OUT_OF_RANGE' }
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);
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// Zero length target because default for targetEnd <= targetSource
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assert.strictEqual(a.compare(b, 0xff), 1);
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assert.throws(
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() => a.compare(b, '0xff'),
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{ code: 'ERR_INVALID_ARG_TYPE' }
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);
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assert.throws(
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() => a.compare(b, 0, '0xff'),
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{ code: 'ERR_INVALID_ARG_TYPE' }
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);
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const oor = { code: 'ERR_OUT_OF_RANGE' };
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assert.throws(() => a.compare(b, 0, 100, 0), oor);
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assert.throws(() => a.compare(b, 0, 1, 0, 100), oor);
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assert.throws(() => a.compare(b, -1), oor);
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assert.throws(() => a.compare(b, 0, Infinity), oor);
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assert.throws(() => a.compare(b, 0, 1, -1), oor);
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assert.throws(() => a.compare(b, -Infinity, Infinity), oor);
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assert.throws(() => a.compare(), {
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code: 'ERR_INVALID_ARG_TYPE',
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name: 'TypeError',
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message: 'The "target" argument must be an instance of ' +
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'Buffer or Uint8Array. Received undefined'
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});
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