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'use strict';
const common = require('../common');
const assert = require('assert');
const path = require('path');
const fs = require('fs');
common.refreshTmpDir();
// test creating and reading hard link
const srcPath = path.join(common.tmpDir, 'hardlink-target.txt');
const dstPath = path.join(common.tmpDir, 'link1.js');
fs.writeFileSync(srcPath, 'hello world');
const callback = function(err) {
if (err) throw err;
const dstContent = fs.readFileSync(dstPath, 'utf8');
assert.strictEqual('hello world', dstContent);
};
fs.link(srcPath, dstPath, common.mustCall(callback));
// test error outputs
assert.throws(
function() {
fs.link();
},
/src must be a string or Buffer/
);
assert.throws(
function() {
fs.link('abc');
},
/dest must be a string or Buffer/
);