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30 lines
845 B
JavaScript
30 lines
845 B
JavaScript
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'use strict';
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const common = require('../common');
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// The following tests validate base functionality for the fs/promises
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// FileHandle.readFile method.
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const fs = require('fs');
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const { open } = require('fs/promises');
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const path = require('path');
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const tmpdir = require('../common/tmpdir');
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const assert = require('assert');
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const tmpDir = tmpdir.path;
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tmpdir.refresh();
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common.crashOnUnhandledRejection();
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async function validateWriteFile() {
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const filePathForHandle = path.resolve(tmpDir, 'tmp-write-file2.txt');
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const fileHandle = await open(filePathForHandle, 'w+');
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const buffer = Buffer.from('Hello world'.repeat(100), 'utf8');
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await fileHandle.writeFile(buffer);
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const readFileData = fs.readFileSync(filePathForHandle);
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assert.deepStrictEqual(buffer, readFileData);
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}
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validateWriteFile()
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.then(common.mustCall());
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