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'use strict';
const common = require('../common');
const assert = require('assert');
const path = require('path');
const childProcess = require('child_process');
const fs = require('fs');
const fixtures = require('../common/fixtures');
const tmpdir = require('../common/tmpdir');
const scriptString = fixtures.path('print-chars.js');
const scriptBuffer = fixtures.path('print-chars-from-buffer.js');
const tmpFile = path.join(tmpdir.path, 'stdout.txt');
tmpdir.refresh();
function test(size, useBuffer, cb) {
const cmd = `"${process.argv[0]}" "${
useBuffer ? scriptBuffer : scriptString}" ${size} > "${tmpFile}"`;
try {
fs.unlinkSync(tmpFile);
} catch {}
console.log(`${size} chars to ${tmpFile}...`);
childProcess.exec(cmd, common.mustCall(function(err) {
assert.ifError(err);
console.log('done!');
const stat = fs.statSync(tmpFile);
console.log(`${tmpFile} has ${stat.size} bytes`);
assert.strictEqual(size, stat.size);
fs.unlinkSync(tmpFile);
cb();
}));
}
test(1024 * 1024, false, common.mustCall(function() {
console.log('Done printing with string');
test(1024 * 1024, true, common.mustCall(function() {
console.log('Done printing with buffer');
}));
}));