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| Current File : //home/ubuntu/node-v16.18.1/test/report/test-report-fatalerror-oomerror-compact.js |
'use strict';
// Testcases for situations involving fatal errors, like Javascript heap OOM
require('../common');
const assert = require('assert');
const fs = require('fs');
const helper = require('../common/report.js');
const spawnSync = require('child_process').spawnSync;
const tmpdir = require('../common/tmpdir');
const fixtures = require('../common/fixtures');
// Common args that will cause an out-of-memory error for child process.
const ARGS = [
'--max-heap-size=20',
fixtures.path('report-oom'),
];
const REPORT_FIELDS = [
['header.trigger', 'OOMError'],
['javascriptHeap.memoryLimit', 20 * 1024 * 1024 /* 20MB */],
];
{
// Verify that --report-compact is respected when set.
tmpdir.refresh();
const args = ['--report-on-fatalerror', '--report-compact', ...ARGS];
const child = spawnSync(process.execPath, args, { cwd: tmpdir.path });
assert.notStrictEqual(child.status, 0, 'Process exited unexpectedly');
const reports = helper.findReports(child.pid, tmpdir.path);
assert.strictEqual(reports.length, 1);
const report = reports[0];
helper.validate(report, REPORT_FIELDS);
// Subtract 1 because "xx\n".split("\n") => [ 'xx', '' ].
const lines = fs.readFileSync(report, 'utf8').split('\n').length - 1;
assert.strictEqual(lines, 1);
}
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