test: add coverage for AsyncResource constructor

PR-URL: #13327 Reviewed-By: James M Snell <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: Refael Ackermann <[email protected]> Reviewed-By: Trevor Norris <[email protected]>
nodejs · Jun 10, 2017 · f686f73 · f686f73
1 parent d66d4fc
commit f686f73
Showing 1 changed file with 23 additions and 0 deletions.
diff --git a/test/parallel/test-async-wrap-asyncresource-constructor.js b/test/parallel/test-async-wrap-asyncresource-constructor.js
@@ -0,0 +1,23 @@
+'use strict';
+require('../common');
+
+// This tests that AsyncResource throws an error if bad parameters are passed
+
+const assert = require('assert');
+const AsyncResource = require('async_hooks').AsyncResource;
+
+assert.throws(() => {
+  return new AsyncResource();
+}, /^TypeError: type must be a string with length > 0$/);
+
+assert.throws(() => {
+  new AsyncResource('');
+}, /^TypeError: type must be a string with length > 0$/);
+
+assert.throws(() => {
+  new AsyncResource('type', -4);
+}, /^RangeError: triggerId must be an unsigned integer$/);
+
+assert.throws(() => {
+  new AsyncResource('type', Math.PI);
+}, /^RangeError: triggerId must be an unsigned integer$/);