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910a8af2d2
refactor the test/parallel/test-repl-save-load.js file by:
- making the tests in the file self-contained
(instead of all of them sharing the same REPL instance and
constantly calling `.clear` on it)
- clearly separating and commenting the various tests to make
clearer what is being tested
PR-URL: https://github.com/nodejs/node/pull/58715
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
90 lines
2.9 KiB
JavaScript
90 lines
2.9 KiB
JavaScript
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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'use strict';
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const common = require('../common');
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const ArrayStream = require('../common/arraystream');
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const assert = require('node:assert');
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const fs = require('node:fs');
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const repl = require('node:repl');
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const path = require('node:path');
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const tmpdir = require('../common/tmpdir');
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tmpdir.refresh();
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// Tests that a REPL session data can be saved to and loaded from a file
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const input = new ArrayStream();
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const replServer = repl.start({
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prompt: '',
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input,
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output: new ArrayStream(),
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allowBlockingCompletions: true,
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});
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// Some errors are passed to the domain, but do not callback
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replServer._domain.on('error', assert.ifError);
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const filePath = path.resolve(tmpdir.path, 'test.save.js');
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const testFileContents = [
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'let inner = (function() {',
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' return {one:1};',
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'})()',
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];
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input.run(testFileContents);
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input.run([`.save ${filePath}`]);
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assert.strictEqual(fs.readFileSync(filePath, 'utf8'),
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testFileContents.join('\n'));
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const innerOCompletions = [['inner.one'], 'inner.o'];
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// Double check that the data is still present in the repl after the save
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replServer.completer('inner.o', common.mustSucceed((data) => {
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assert.deepStrictEqual(data, innerOCompletions);
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}));
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// Clear the repl context
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input.run(['.clear']);
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// Double check that the data is no longer present in the repl
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replServer.completer('inner.o', common.mustSucceed((data) => {
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assert.deepStrictEqual(data, [[], 'inner.o']);
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}));
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// Load the file back in.
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input.run([`.load ${filePath}`]);
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// Make sure loading doesn't insert extra indentation
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// https://github.com/nodejs/node/issues/47673
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assert.strictEqual(replServer.line, '');
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// Make sure that the loaded data is present
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replServer.complete('inner.o', common.mustSucceed((data) => {
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assert.deepStrictEqual(data, innerOCompletions);
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}));
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replServer.close();
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