metaforecast/node_modules/jsonparse/test/big-token.js

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2021-01-12 12:43:41 +00:00
var stream = require('stream');
var JsonParse = require('../jsonparse');
var test = require('tape');
test('can handle large tokens without running out of memory', function (t) {
var parser = new JsonParse();
var chunkSize = 1024;
var chunks = 1024 * 200; // 200mb
var quote = Buffer.from ? Buffer.from('"') : new Buffer('"');
t.plan(1);
parser.onToken = function (type, value) {
t.equal(value.length, chunkSize * chunks, 'token should be size of input json');
t.end();
};
parser.write(quote);
for (var i = 0; i < chunks; ++i) {
var buf = Buffer.alloc ? Buffer.alloc(chunkSize) : new Buffer(chunkSize);
buf.fill('a');
parser.write(buf);
}
parser.write(quote);
});