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74582933c9
The test uses both `assert()` and `assert.ok()`. Use just `assert.ok()`. Remove a comment that does not appear to match the code and does not seem to explain much beyond the bare code itself. PR-URL: https://github.com/nodejs/node/pull/19404 Reviewed-By: Richard Lau <riclau@uk.ibm.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Shingo Inoue <leko.noor@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
62 lines
1.5 KiB
JavaScript
62 lines
1.5 KiB
JavaScript
'use strict';
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const common = require('../common');
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if (!common.enoughTestMem)
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common.skip('intensive toString tests due to memory confinements');
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const assert = require('assert');
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const fs = require('fs');
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const path = require('path');
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const cp = require('child_process');
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const kStringMaxLength = process.binding('buffer').kStringMaxLength;
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if (common.isAIX && (Number(cp.execSync('ulimit -f')) * 512) < kStringMaxLength)
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common.skip('intensive toString tests due to file size confinements');
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const tmpdir = require('../common/tmpdir');
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tmpdir.refresh();
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const file = path.join(tmpdir.path, 'toobig.txt');
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const stream = fs.createWriteStream(file, {
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flags: 'a'
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});
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const size = kStringMaxLength / 200;
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const a = Buffer.alloc(size, 'a');
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for (let i = 0; i < 201; i++) {
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stream.write(a);
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}
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stream.end();
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stream.on('finish', common.mustCall(function() {
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fs.readFile(file, 'utf8', common.mustCall(function(err, buf) {
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assert.ok(err instanceof Error);
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assert.ok(/^(Array buffer allocation failed|"toString\(\)" failed)$/
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.test(err.message));
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assert.strictEqual(buf, undefined);
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}));
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}));
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function destroy() {
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try {
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fs.unlinkSync(file);
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} catch (err) {
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// it may not exist
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}
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}
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process.on('exit', destroy);
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process.on('SIGINT', function() {
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destroy();
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process.exit();
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});
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// To make sure we don't leave a very large file
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// on test machines in the event this test fails.
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process.on('uncaughtException', function(err) {
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destroy();
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throw err;
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});
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