esm: use correct error arguments

ERR_UNKNOWN_FILE_EXTENSION expects a single argument. This
commit fixes the argument count.

PR-URL: https://github.com/nodejs/node/pull/27763
Fixes: https://github.com/nodejs/node/issues/27761
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/test/es-module/test-esm-invalid-extension.js b/test/es-module/test-esm-invalid-extension.js
new file mode 100644
index 0000000000..9e676e57d1
--- /dev/null
+++ b/test/es-module/test-esm-invalid-extension.js
@@ -0,0 +1,13 @@
+'use strict';
+require('../common');
+const fixtures = require('../common/fixtures');
+const assert = require('assert');
+const { spawnSync } = require('child_process');
+const fixture = fixtures.path('/es-modules/import-invalid-ext.mjs');
+const child = spawnSync(process.execPath, ['--experimental-modules', fixture]);
+const errMsg = 'TypeError [ERR_UNKNOWN_FILE_EXTENSION]: Unknown file extension';
+
+assert.strictEqual(child.status, 1);
+assert.strictEqual(child.signal, null);
+assert.strictEqual(child.stdout.toString().trim(), '');
+assert(child.stderr.toString().includes(errMsg));