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102 lines
2.8 KiB
102 lines
2.8 KiB
7 years ago
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/* eslint-disable node/no-deprecated-api */
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var test = require('tape')
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var SafeBuffer = require('./').Buffer
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test('new SafeBuffer(value) works just like Buffer', function (t) {
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t.deepEqual(new SafeBuffer('hey'), new Buffer('hey'))
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t.deepEqual(new SafeBuffer('hey', 'utf8'), new Buffer('hey', 'utf8'))
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t.deepEqual(new SafeBuffer('686579', 'hex'), new Buffer('686579', 'hex'))
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t.deepEqual(new SafeBuffer([1, 2, 3]), new Buffer([1, 2, 3]))
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t.deepEqual(new SafeBuffer(new Uint8Array([1, 2, 3])), new Buffer(new Uint8Array([1, 2, 3])))
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t.equal(typeof SafeBuffer.isBuffer, 'function')
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t.equal(SafeBuffer.isBuffer(new SafeBuffer('hey')), true)
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t.equal(Buffer.isBuffer(new SafeBuffer('hey')), true)
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t.notOk(SafeBuffer.isBuffer({}))
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t.end()
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})
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test('SafeBuffer.from(value) converts to a Buffer', function (t) {
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t.deepEqual(SafeBuffer.from('hey'), new Buffer('hey'))
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t.deepEqual(SafeBuffer.from('hey', 'utf8'), new Buffer('hey', 'utf8'))
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t.deepEqual(SafeBuffer.from('686579', 'hex'), new Buffer('686579', 'hex'))
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t.deepEqual(SafeBuffer.from([1, 2, 3]), new Buffer([1, 2, 3]))
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t.deepEqual(SafeBuffer.from(new Uint8Array([1, 2, 3])), new Buffer(new Uint8Array([1, 2, 3])))
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t.end()
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})
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test('SafeBuffer.alloc(number) returns zeroed-out memory', function (t) {
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for (var i = 0; i < 10; i++) {
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var expected1 = new Buffer(1000)
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expected1.fill(0)
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t.deepEqual(SafeBuffer.alloc(1000), expected1)
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var expected2 = new Buffer(1000 * 1000)
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expected2.fill(0)
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t.deepEqual(SafeBuffer.alloc(1000 * 1000), expected2)
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}
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t.end()
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})
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test('SafeBuffer.allocUnsafe(number)', function (t) {
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var buf = SafeBuffer.allocUnsafe(100) // unitialized memory
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t.equal(buf.length, 100)
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t.equal(SafeBuffer.isBuffer(buf), true)
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t.equal(Buffer.isBuffer(buf), true)
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t.end()
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})
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test('SafeBuffer.from() throws with number types', function (t) {
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t.plan(5)
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t.throws(function () {
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SafeBuffer.from(0)
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})
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t.throws(function () {
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SafeBuffer.from(-1)
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})
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t.throws(function () {
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SafeBuffer.from(NaN)
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})
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t.throws(function () {
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SafeBuffer.from(Infinity)
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})
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t.throws(function () {
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SafeBuffer.from(99)
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})
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})
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test('SafeBuffer.allocUnsafe() throws with non-number types', function (t) {
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t.plan(4)
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t.throws(function () {
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SafeBuffer.allocUnsafe('hey')
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})
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t.throws(function () {
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SafeBuffer.allocUnsafe('hey', 'utf8')
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})
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t.throws(function () {
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SafeBuffer.allocUnsafe([1, 2, 3])
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})
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t.throws(function () {
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SafeBuffer.allocUnsafe({})
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})
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})
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test('SafeBuffer.alloc() throws with non-number types', function (t) {
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t.plan(4)
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t.throws(function () {
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SafeBuffer.alloc('hey')
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})
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t.throws(function () {
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SafeBuffer.alloc('hey', 'utf8')
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})
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t.throws(function () {
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SafeBuffer.alloc([1, 2, 3])
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})
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t.throws(function () {
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SafeBuffer.alloc({})
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})
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})
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