node/test/es-module/test-esm-symlink-type.js
Rich Trott 330f25ef82 test: prepare for consistent comma-dangle lint rule
Make changes so that tests will pass when the comma-dangle settings
applied to the rest of the code base are also applied to tests.

PR-URL: https://github.com/nodejs/node/pull/37930
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Derek Lewis <DerekNonGeneric@inf.is>
2021-04-01 23:14:29 -07:00

78 lines
2.8 KiB
JavaScript

'use strict';
const common = require('../common');
const fixtures = require('../common/fixtures');
const path = require('path');
const assert = require('assert');
const exec = require('child_process').execFile;
const fs = require('fs');
const tmpdir = require('../common/tmpdir');
tmpdir.refresh();
const tmpDir = tmpdir.path;
// Check that running the symlink executes the target as the correct type
const symlinks = [
{
source: 'extensionless-symlink-to-mjs-file',
target: fixtures.path('es-modules/mjs-file.mjs'),
prints: '.mjs file',
errorsWithPreserveSymlinksMain: false
}, {
source: 'extensionless-symlink-to-cjs-file',
target: fixtures.path('es-modules/cjs-file.cjs'),
prints: '.cjs file',
errorsWithPreserveSymlinksMain: false
}, {
source: 'extensionless-symlink-to-file-in-module-scope',
target: fixtures.path('es-modules/package-type-module/index.js'),
prints: 'package-type-module',
// The package scope of the symlinks' sources is commonjs, and this
// symlink's target is a .js file in a module scope, so when the scope
// is evaluated based on the source (commonjs) this esm file should error
errorsWithPreserveSymlinksMain: true
}, {
source: 'extensionless-symlink-to-file-in-explicit-commonjs-scope',
target: fixtures.path('es-modules/package-type-commonjs/index.js'),
prints: 'package-type-commonjs',
errorsWithPreserveSymlinksMain: false
}, {
source: 'extensionless-symlink-to-file-in-implicit-commonjs-scope',
target: fixtures.path('es-modules/package-without-type/index.js'),
prints: 'package-without-type',
errorsWithPreserveSymlinksMain: false
},
];
symlinks.forEach((symlink) => {
const mainPath = path.join(tmpDir, symlink.source);
fs.symlinkSync(symlink.target, mainPath);
const flags = [
'',
'--preserve-symlinks-main',
];
flags.forEach((nodeOptions) => {
const opts = {
env: Object.assign({}, process.env, { NODE_OPTIONS: nodeOptions })
};
exec(process.execPath, [mainPath], opts, common.mustCall(
(err, stdout) => {
if (nodeOptions.includes('--preserve-symlinks-main')) {
if (symlink.errorsWithPreserveSymlinksMain &&
err.toString().includes('Error')) return;
else if (!symlink.errorsWithPreserveSymlinksMain &&
stdout.includes(symlink.prints)) return;
assert.fail(`For ${JSON.stringify(symlink)}, ${
(symlink.errorsWithPreserveSymlinksMain) ?
'failed to error' : 'errored unexpectedly'
} with --preserve-symlinks-main`);
} else {
if (stdout.includes(symlink.prints)) return;
assert.fail(`For ${JSON.stringify(symlink)}, failed to find ` +
`${symlink.prints} in: <\n${stdout}\n>`);
}
}
));
});
});