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test/parallel/test-async-hooks-constructor.js

@@ -0,0 +1,21 @@
+'use strict';
+
+// This tests that AsyncHooks throws an error if bad parameters are passed.
+
+require('../common');
+const assert = require('assert');
+const async_hooks = require('async_hooks');
+const nonFunctionArray = [null, -1, 1, {}, []];
+
+['init', 'before', 'after', 'destroy', 'promiseResolve'].forEach(
+  (functionName) => {
+    nonFunctionArray.forEach((nonFunction) => {
+      assert.throws(() => {
+        async_hooks.createHook({ [functionName]: nonFunction });
+      }, {
+        code: 'ERR_ASYNC_CALLBACK',
+        name: 'TypeError',
+        message: `hook.${functionName} must be a function`,
+      });
+    });
+  });