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99e0d0d218
PR-URL: https://github.com/nodejs/node/pull/55125 Reviewed-By: Jacob Smith <jacob@frende.me> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com> Reviewed-By: LiviaMedeiros <livia@cirno.name> Reviewed-By: Moshe Atlow <moshe@atlow.co.il>
42 lines
1.1 KiB
JavaScript
42 lines
1.1 KiB
JavaScript
'use strict';
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const common = require('../common');
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// Simulate `cat readfile.js | node readfile.js`
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if (common.isWindows || common.isAIX || common.isIBMi)
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common.skip(`No /dev/stdin on ${process.platform}.`);
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const assert = require('assert');
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const fs = require('fs');
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if (process.argv[2] === 'child') {
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fs.readFile('/dev/stdin', function(er, data) {
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assert.ifError(er);
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process.stdout.write(data);
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});
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return;
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}
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const tmpdir = require('../common/tmpdir');
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const filename = tmpdir.resolve('readfile_pipe_large_test.txt');
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const dataExpected = 'a'.repeat(999999);
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tmpdir.refresh();
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fs.writeFileSync(filename, dataExpected);
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const exec = require('child_process').exec;
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const [cmd, opts] = common.escapePOSIXShell`"${process.execPath}" "${__filename}" child < "${filename}"`;
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exec(cmd, { ...opts, maxBuffer: 1000000 }, common.mustSucceed((stdout, stderr) => {
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assert.strictEqual(
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stdout,
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dataExpected,
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`expect it reads the file and outputs 999999 'a' but got : ${stdout}`
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);
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assert.strictEqual(
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stderr,
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'',
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`expect that it does not write to stderr, but got : ${stderr}`
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);
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console.log('ok');
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}));
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