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'use strict';
// Flags: --expose-gc
const common = require('../common');
const assert = require('assert');
// v8 fails silently if string length > v8::String::kMaxLength
// v8::String::kMaxLength defined in v8.h
const kStringMaxLength = process.binding('buffer').kStringMaxLength;
const skipMessage =
'1..0 # Skipped: intensive toString tests due to memory confinements';
if (!common.enoughTestMem) {
console.log(skipMessage);
return;
}
assert(typeof gc === 'function', 'Run this test with --expose-gc');
try {
var buf = new Buffer(kStringMaxLength);
// Try to allocate memory first then force gc so future allocations succeed.
new Buffer(2 * kStringMaxLength);
gc();
} catch(e) {
// If the exception is not due to memory confinement then rethrow it.
if (e.message !== 'Invalid array buffer length') throw (e);
console.log(skipMessage);
return;
}
const maxString = buf.toString('binary');
assert.equal(maxString.length, kStringMaxLength);