test: add regex check in test-vm-is-context

Use a regex to validate the error message. PR-URL: nodejs#12785 Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: James M Snell <[email protected]>
anchnk · May 6, 2017 · 6242f1a · 6242f1a
1 parent 4950185
commit 6242f1a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/test/parallel/test-vm-is-context.js b/test/parallel/test-vm-is-context.js
@@ -26,7 +26,7 @@ const vm = require('vm');
 
 assert.throws(function() {
   vm.isContext('string is not supported');
-}, TypeError);
+}, /^TypeError: sandbox must be an object$/);
 
 assert.strictEqual(vm.isContext({}), false);
 assert.strictEqual(vm.isContext([]), false);