From cd4bb067ad41bc3a8adac242802555de682c6809 Mon Sep 17 00:00:00 2001 From: larissayvette Date: Thu, 5 Jan 2017 06:40:22 +0100 Subject: [PATCH] test: add test for noAssert option in buf.read*() PR-URL: https://github.com/nodejs/node/pull/10713 Reviewed-By: Rich Trott Reviewed-By: James M Snell --- test/parallel/test-buffer-read-noassert.js | 59 ++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 test/parallel/test-buffer-read-noassert.js diff --git a/test/parallel/test-buffer-read-noassert.js b/test/parallel/test-buffer-read-noassert.js new file mode 100644 index 00000000000000..83d533a32031cb --- /dev/null +++ b/test/parallel/test-buffer-read-noassert.js @@ -0,0 +1,59 @@ +'use strict'; +require('../common'); +const assert = require('assert'); + +// testing basic buffer read functions +const buf = Buffer.from([0xa4, 0xfd, 0x48, 0xea, 0xcf, 0xff, 0xd9, 0x01, 0xde]); + +function read(buff, funx, args, expected) { + + assert.strictEqual(buff[funx](...args), expected); + assert.throws( + () => buff[funx](-1), + /^RangeError: Index out of range$/ + ); + + assert.doesNotThrow( + () => assert.strictEqual(buff[funx](...args, true), expected), + 'noAssert does not change return value for valid ranges' +); + +} + +// testing basic functionality of readDoubleBE() and readDOubleLE() +read(buf, 'readDoubleBE', [1], -3.1827727774563287e+295); +read(buf, 'readDoubleLE', [1], -6.966010051009108e+144); + +// testing basic functionality of readFLoatBE() and readFloatLE() +read(buf, 'readFloatBE', [1], -1.6691549692541768e+37); +read(buf, 'readFloatLE', [1], -7861303808); + +// testing basic functionality of readInt8() +read(buf, 'readInt8', [1], -3); + +// testing basic functionality of readInt16BE() and readInt16LE() +read(buf, 'readInt16BE', [1], -696); +read(buf, 'readInt16LE', [1], 0x48fd); + +// testing basic functionality of readInt32BE() and readInt32LE() +read(buf, 'readInt32BE', [1], -45552945); +read(buf, 'readInt32LE', [1], -806729475); + +// testing basic functionality of readIntBE() and readIntLE() +read(buf, 'readIntBE', [1, 1], -3); +read(buf, 'readIntLE', [2, 1], 0x48); + +// testing basic functionality of readUInt8() +read(buf, 'readUInt8', [1], 0xfd); + +// testing basic functionality of readUInt16BE() and readUInt16LE() +read(buf, 'readUInt16BE', [2], 0x48ea); +read(buf, 'readUInt16LE', [2], 0xea48); + +// testing basic functionality of readUInt32BE() and readUInt32LE() +read(buf, 'readUInt32BE', [1], 0xfd48eacf); +read(buf, 'readUInt32LE', [1], 0xcfea48fd); + +// testing basic functionality of readUIntBE() and readUIntLE() +read(buf, 'readUIntBE', [2, 0], 0xfd); +read(buf, 'readUIntLE', [2, 0], 0x48);