test: fix os-release check for Ubuntu in SEA test

For example, my `/etc/os-release` file begins with

```
PRETTY_NAME="Ubuntu 22.04.2 LTS"
NAME="Ubuntu"
VERSION_ID="22.04"
```

so in order to match the regexp here, the `/m` flag is necessary.

PR-URL: #46838
Reviewed-By: Moshe Atlow <[email protected]>
Reviewed-By: Tobias Nießen <[email protected]>
Reviewed-By: Darshan Sen <[email protected]>
Reviewed-By: Luigi Pinca <[email protected]>

Author: addaleax

test/parallel/test-single-executable-application.js

@@ -0,0 +1,110 @@
+'use strict';
+const common = require('../common');
+
+// This tests the creation of a single executable application.
+
+const fixtures = require('../common/fixtures');
+const tmpdir = require('../common/tmpdir');
+const { copyFileSync, readFileSync, writeFileSync } = require('fs');
+const { execFileSync } = require('child_process');
+const { join } = require('path');
+const { strictEqual } = require('assert');
+
+if (!process.config.variables.single_executable_application)
+  common.skip('Single Executable Application support has been disabled.');
+
+if (!['darwin', 'win32', 'linux'].includes(process.platform))
+  common.skip(`Unsupported platform ${process.platform}.`);
+
+if (process.platform === 'linux' && process.config.variables.asan)
+  common.skip('Running the resultant binary fails with `Segmentation fault (core dumped)`.');
+
+if (process.platform === 'linux' && process.config.variables.is_debug === 1)
+  common.skip('Running the resultant binary fails with `Couldn\'t read target executable"`.');
+
+if (process.config.variables.node_shared)
+  common.skip('Running the resultant binary fails with ' +
+    '`/home/iojs/node-tmp/.tmp.2366/sea: error while loading shared libraries: ' +
+    'libnode.so.112: cannot open shared object file: No such file or directory`.');
+
+if (process.config.variables.icu_gyp_path === 'tools/icu/icu-system.gyp')
+  common.skip('Running the resultant binary fails with ' +
+    '`/home/iojs/node-tmp/.tmp.2379/sea: error while loading shared libraries: ' +
+    'libicui18n.so.71: cannot open shared object file: No such file or directory`.');
+
+if (!process.config.variables.node_use_openssl || process.config.variables.node_shared_openssl)
+  common.skip('Running the resultant binary fails with `Node.js is not compiled with OpenSSL crypto support`.');
+
+if (process.config.variables.want_separate_host_toolset !== 0)
+  common.skip('Running the resultant binary fails with `Segmentation fault (core dumped)`.');
+
+if (process.platform === 'linux') {
+  try {
+    const osReleaseText = readFileSync('/etc/os-release', { encoding: 'utf-8' });
+    if (!/^NAME="Ubuntu"/m.test(osReleaseText)) {
+      throw new Error('Not Ubuntu.');
+    }
+  } catch {
+    common.skip('Only supported Linux distribution is Ubuntu.');
+  }
+
+  if (process.arch !== 'x64') {
+    common.skip(`Unsupported architecture for Linux - ${process.arch}.`);
+  }
+}
+
+const inputFile = fixtures.path('sea.js');
+const requirableFile = join(tmpdir.path, 'requirable.js');
+const outputFile = join(tmpdir.path, process.platform === 'win32' ? 'sea.exe' : 'sea');
+
+tmpdir.refresh();
+
+writeFileSync(requirableFile, `
+module.exports = {
+  hello: 'world',
+};
+`);
+
+copyFileSync(process.execPath, outputFile);
+const postjectFile = fixtures.path('postject-copy', 'node_modules', 'postject', 'dist', 'cli.js');
+execFileSync(process.execPath, [
+  postjectFile,
+  outputFile,
+  'NODE_JS_CODE',
+  inputFile,
+  '--sentinel-fuse', 'NODE_JS_FUSE_fce680ab2cc467b6e072b8b5df1996b2',
+  ...process.platform === 'darwin' ? [ '--macho-segment-name', 'NODE_JS' ] : [],
+]);
+
+if (process.platform === 'darwin') {
+  execFileSync('codesign', [ '--sign', '-', outputFile ]);
+  execFileSync('codesign', [ '--verify', outputFile ]);
+} else if (process.platform === 'win32') {
+  let signtoolFound = false;
+  try {
+    execFileSync('where', [ 'signtool' ]);
+    signtoolFound = true;
+  } catch (err) {
+    console.log(err.message);
+  }
+  if (signtoolFound) {
+    let certificatesFound = false;
+    try {
+      execFileSync('signtool', [ 'sign', '/fd', 'SHA256', outputFile ]);
+      certificatesFound = true;
+    } catch (err) {
+      if (!/SignTool Error: No certificates were found that met all the given criteria/.test(err)) {
+        throw err;
+      }
+    }
+    if (certificatesFound) {
+      execFileSync('signtool', 'verify', '/pa', 'SHA256', outputFile);
+    }
+  }
+}
+
+const singleExecutableApplicationOutput = execFileSync(
+  outputFile,
+  [ '-a', '--b=c', 'd' ],
+  { env: { COMMON_DIRECTORY: join(__dirname, '..', 'common') } });
+strictEqual(singleExecutableApplicationOutput.toString(), 'Hello, world! 😊\n');