index.jsā¢842 B
'use strict';
var test = require('tape');
var forEach = require('for-each');
var v = require('es-value-fixtures');
var inspect = require('object-inspect');
var byteLength = require('../');
test('byteLength', function (t) {
forEach(v.objects.concat(v.primitives), function (nonAB) {
t.equal(byteLength(nonAB), NaN, inspect(nonAB) + ' is not an ArrayBuffer, and yields NaN');
});
t.test('ArrayBuffers', { skip: typeof ArrayBuffer !== 'function' }, function (st) {
var ab32 = new ArrayBuffer(32);
st.equal(byteLength(ab32), 32, 'works on an ArrayBuffer of length 32: ' + inspect(ab32));
var ab0 = new ArrayBuffer(0);
st.equal(byteLength(ab0), 0, 'works on an ArrayBuffer of length 0: ' + inspect(ab0));
var dv = new DataView(ab32);
st.equal(byteLength(dv), NaN, 'a DataView returns NaN');
st.end();
});
t.end();
});