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author | 2020-11-16 00:10:28 +0100 | |
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committer | 2020-11-16 00:10:28 +0100 | |
commit | e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch) | |
tree | 55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/buffer/test/node/test-buffer-bytelength.js | |
download | website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.gz website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.bz2 website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.zip |
api, login, auth
Diffstat (limited to 'node_modules/buffer/test/node/test-buffer-bytelength.js')
-rw-r--r-- | node_modules/buffer/test/node/test-buffer-bytelength.js | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/node_modules/buffer/test/node/test-buffer-bytelength.js b/node_modules/buffer/test/node/test-buffer-bytelength.js new file mode 100644 index 0000000..8d7dc35 --- /dev/null +++ b/node_modules/buffer/test/node/test-buffer-bytelength.js @@ -0,0 +1,90 @@ +'use strict'; +var Buffer = require('../../').Buffer; + + + +var assert = require('assert'); +var Buffer = require('../../').Buffer; +var SlowBuffer = require('../../').SlowBuffer; + +// coerce values to string +assert.equal(Buffer.byteLength(32, 'latin1'), 2); +assert.equal(Buffer.byteLength(NaN, 'utf8'), 3); +assert.equal(Buffer.byteLength({}, 'latin1'), 15); +assert.equal(Buffer.byteLength(), 9); + +var buff = new Buffer(10); +assert(ArrayBuffer.isView(buff)); +var slowbuff = new SlowBuffer(10); +assert(ArrayBuffer.isView(slowbuff)); + +// buffer +var incomplete = Buffer.from([0xe4, 0xb8, 0xad, 0xe6, 0x96]); +assert.equal(Buffer.byteLength(incomplete), 5); +var ascii = Buffer.from('abc'); +assert.equal(Buffer.byteLength(ascii), 3); + +// ArrayBuffer +var buffer = new ArrayBuffer(8); +assert.equal(Buffer.byteLength(buffer), 8); + +// TypedArray +var int8 = new Int8Array(8); +assert.equal(Buffer.byteLength(int8), 8); +var uint8 = new Uint8Array(8); +assert.equal(Buffer.byteLength(uint8), 8); +var uintc8 = new Uint8ClampedArray(2); +assert.equal(Buffer.byteLength(uintc8), 2); +var int16 = new Int16Array(8); +assert.equal(Buffer.byteLength(int16), 16); +var uint16 = new Uint16Array(8); +assert.equal(Buffer.byteLength(uint16), 16); +var int32 = new Int32Array(8); +assert.equal(Buffer.byteLength(int32), 32); +var uint32 = new Uint32Array(8); +assert.equal(Buffer.byteLength(uint32), 32); +var float32 = new Float32Array(8); +assert.equal(Buffer.byteLength(float32), 32); +var float64 = new Float64Array(8); +assert.equal(Buffer.byteLength(float64), 64); + +// DataView +var dv = new DataView(new ArrayBuffer(2)); +assert.equal(Buffer.byteLength(dv), 2); + +// special case: zero length string +assert.equal(Buffer.byteLength('', 'ascii'), 0); +assert.equal(Buffer.byteLength('', 'HeX'), 0); + +// utf8 +assert.equal(Buffer.byteLength('∑éllö wørl∂!', 'utf-8'), 19); +assert.equal(Buffer.byteLength('κλμνξο', 'utf8'), 12); +assert.equal(Buffer.byteLength('挵挶挷挸挹', 'utf-8'), 15); +assert.equal(Buffer.byteLength('𠝹𠱓𠱸', 'UTF8'), 12); +// without an encoding, utf8 should be assumed +assert.equal(Buffer.byteLength('hey there'), 9); +assert.equal(Buffer.byteLength('𠱸挶νξ#xx :)'), 17); +assert.equal(Buffer.byteLength('hello world', ''), 11); +// it should also be assumed with unrecognized encoding +assert.equal(Buffer.byteLength('hello world', 'abc'), 11); +assert.equal(Buffer.byteLength('ßœ∑≈', 'unkn0wn enc0ding'), 10); + +// base64 +assert.equal(Buffer.byteLength('aGVsbG8gd29ybGQ=', 'base64'), 11); +assert.equal(Buffer.byteLength('bm9kZS5qcyByb2NrcyE=', 'base64'), 14); +assert.equal(Buffer.byteLength('aGkk', 'base64'), 3); +assert.equal(Buffer.byteLength('bHNrZGZsa3NqZmtsc2xrZmFqc2RsZmtqcw==', + 'base64'), 25); +// special padding +assert.equal(Buffer.byteLength('aaa=', 'base64'), 2); +assert.equal(Buffer.byteLength('aaaa==', 'base64'), 3); + +assert.equal(Buffer.byteLength('Il était tué'), 14); +assert.equal(Buffer.byteLength('Il était tué', 'utf8'), 14); +assert.equal(Buffer.byteLength('Il était tué', 'ascii'), 12); +assert.equal(Buffer.byteLength('Il était tué', 'latin1'), 12); +assert.equal(Buffer.byteLength('Il était tué', 'binary'), 12); +['ucs2', 'ucs-2', 'utf16le', 'utf-16le'].forEach(function(encoding) { + assert.equal(24, Buffer.byteLength('Il était tué', encoding)); +}); + |