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107 lines
5.1 KiB
JavaScript
107 lines
5.1 KiB
JavaScript
// 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 `tools/node_compat/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 rangeBuffer = Buffer.from('abc');
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// If start >= buffer's length, empty string will be returned
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assert.strictEqual(rangeBuffer.toString('ascii', 3), '');
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assert.strictEqual(rangeBuffer.toString('ascii', +Infinity), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 3.14, 3), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 'Infinity', 3), '');
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// If end <= 0, empty string will be returned
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assert.strictEqual(rangeBuffer.toString('ascii', 1, 0), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 1, -1.2), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 1, -100), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 1, -Infinity), '');
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// If start < 0, start will be taken as zero
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assert.strictEqual(rangeBuffer.toString('ascii', -1, 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', -1.99, 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', -Infinity, 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', '-1', 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', '-1.99', 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', '-Infinity', 3), 'abc');
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// If start is an invalid integer, start will be taken as zero
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assert.strictEqual(rangeBuffer.toString('ascii', 'node.js', 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', {}, 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', [], 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', NaN, 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', null, 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', undefined, 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', false, 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', '', 3), 'abc');
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// But, if start is an integer when coerced, then it will be coerced and used.
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assert.strictEqual(rangeBuffer.toString('ascii', '-1', 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', '1', 3), 'bc');
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assert.strictEqual(rangeBuffer.toString('ascii', '-Infinity', 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', '3', 3), '');
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assert.strictEqual(rangeBuffer.toString('ascii', Number(3), 3), '');
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assert.strictEqual(rangeBuffer.toString('ascii', '3.14', 3), '');
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assert.strictEqual(rangeBuffer.toString('ascii', '1.99', 3), 'bc');
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assert.strictEqual(rangeBuffer.toString('ascii', '-1.99', 3), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', 1.99, 3), 'bc');
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assert.strictEqual(rangeBuffer.toString('ascii', true, 3), 'bc');
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// If end > buffer's length, end will be taken as buffer's length
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assert.strictEqual(rangeBuffer.toString('ascii', 0, 5), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, 6.99), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, Infinity), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, '5'), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, '6.99'), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, 'Infinity'), 'abc');
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// If end is an invalid integer, end will be taken as buffer's length
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assert.strictEqual(rangeBuffer.toString('ascii', 0, 'node.js'), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, {}), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, NaN), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, undefined), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', 0), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, null), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, []), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, false), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, ''), '');
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// But, if end is an integer when coerced, then it will be coerced and used.
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assert.strictEqual(rangeBuffer.toString('ascii', 0, '-1'), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, '1'), 'a');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, '-Infinity'), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, '3'), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, Number(3)), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, '3.14'), 'abc');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, '1.99'), 'a');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, '-1.99'), '');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, 1.99), 'a');
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assert.strictEqual(rangeBuffer.toString('ascii', 0, true), 'a');
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// Try toString() with an object as an encoding
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assert.strictEqual(rangeBuffer.toString({ toString: function() {
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return 'ascii';
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} }), 'abc');
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// Try toString() with 0 and null as the encoding
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assert.throws(() => {
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rangeBuffer.toString(0, 1, 2);
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}, {
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code: 'ERR_UNKNOWN_ENCODING',
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name: 'TypeError',
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message: 'Unknown encoding: 0'
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});
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assert.throws(() => {
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rangeBuffer.toString(null, 1, 2);
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}, {
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code: 'ERR_UNKNOWN_ENCODING',
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name: 'TypeError',
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message: 'Unknown encoding: null'
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});
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