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