diff options
Diffstat (limited to 'node_modules/buffer/test/node/test-buffer-arraybuffer.js')
-rw-r--r-- | node_modules/buffer/test/node/test-buffer-arraybuffer.js | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/node_modules/buffer/test/node/test-buffer-arraybuffer.js b/node_modules/buffer/test/node/test-buffer-arraybuffer.js deleted file mode 100644 index a418752..0000000 --- a/node_modules/buffer/test/node/test-buffer-arraybuffer.js +++ /dev/null @@ -1,112 +0,0 @@ -'use strict'; -var Buffer = require('../../').Buffer; - - - -var assert = require('assert'); - -var Buffer = require('../../').Buffer; -var LENGTH = 16; - -var ab = new ArrayBuffer(LENGTH); -var dv = new DataView(ab); -var ui = new Uint8Array(ab); -var buf = Buffer.from(ab); - - -assert.ok(buf instanceof Buffer); -// For backwards compatibility of old .parent property test that if buf is not -// a slice then .parent should be undefined. -assert.equal(buf.parent, undefined); -assert.equal(buf.buffer, ab); -assert.equal(buf.length, ab.byteLength); - - -buf.fill(0xC); -for (var i = 0; i < LENGTH; i++) { - assert.equal(ui[i], 0xC); - ui[i] = 0xF; - assert.equal(buf[i], 0xF); -} - -buf.writeUInt32LE(0xF00, 0); -buf.writeUInt32BE(0xB47, 4); -buf.writeDoubleLE(3.1415, 8); - -assert.equal(dv.getUint32(0, true), 0xF00); -assert.equal(dv.getUint32(4), 0xB47); -assert.equal(dv.getFloat64(8, true), 3.1415); - - -// Now test protecting users from doing stupid things - -assert.throws(function() { - function AB() { } - Object.setPrototypeOf(AB, ArrayBuffer); - Object.setPrototypeOf(AB.prototype, ArrayBuffer.prototype); - Buffer.from(new AB()); -}, TypeError); - -// write{Double,Float}{LE,BE} with noAssert should not crash, cf. #3766 -var b = Buffer.allocUnsafe(1); -b.writeFloatLE(11.11, 0, true); -b.writeFloatBE(11.11, 0, true); -b.writeDoubleLE(11.11, 0, true); -b.writeDoubleBE(11.11, 0, true); - -// Test the byteOffset and length arguments -{ - var ab = new Uint8Array(5); - ab[0] = 1; - ab[1] = 2; - ab[2] = 3; - ab[3] = 4; - ab[4] = 5; - var buf = Buffer.from(ab.buffer, 1, 3); - assert.equal(buf.length, 3); - assert.equal(buf[0], 2); - assert.equal(buf[1], 3); - assert.equal(buf[2], 4); - buf[0] = 9; - assert.equal(ab[1], 9); - - assert.throws(() => Buffer.from(ab.buffer, 6), (err) => { - assert(err instanceof RangeError); - assert(/'offset' is out of bounds/.test(err.message)); - return true; - }); - assert.throws(() => Buffer.from(ab.buffer, 3, 6), (err) => { - assert(err instanceof RangeError); - assert(/'length' is out of bounds/.test(err.message)); - return true; - }); -} - -// Test the deprecated Buffer() version also -{ - var ab = new Uint8Array(5); - ab[0] = 1; - ab[1] = 2; - ab[2] = 3; - ab[3] = 4; - ab[4] = 5; - var buf = Buffer(ab.buffer, 1, 3); - assert.equal(buf.length, 3); - assert.equal(buf[0], 2); - assert.equal(buf[1], 3); - assert.equal(buf[2], 4); - buf[0] = 9; - assert.equal(ab[1], 9); - - assert.throws(() => Buffer(ab.buffer, 6), (err) => { - assert(err instanceof RangeError); - assert(/'offset' is out of bounds/.test(err.message)); - return true; - }); - assert.throws(() => Buffer(ab.buffer, 3, 6), (err) => { - assert(err instanceof RangeError); - assert(/'length' is out of bounds/.test(err.message)); - return true; - }); -} - |