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bf6ce47259
Move tmpdir functionality to its own module (common/tmpdir). PR-URL: https://github.com/nodejs/node/pull/17856 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
22 lines
497 B
JavaScript
22 lines
497 B
JavaScript
'use strict';
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require('../common');
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const assert = require('assert');
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const path = require('path');
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const fs = require('fs');
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const tmpdir = require('../common/tmpdir');
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const tmp = tmpdir.path;
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tmpdir.refresh();
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const filename = path.resolve(tmp, 'truncate-sync-file.txt');
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fs.writeFileSync(filename, 'hello world', 'utf8');
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const fd = fs.openSync(filename, 'r+');
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fs.truncateSync(fd, 5);
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assert(fs.readFileSync(fd).equals(Buffer.from('hello')));
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fs.closeSync(fd);
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fs.unlinkSync(filename);
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