nodejs
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‎test/parallel/test-util-deprecate-invalid-code.js‎
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+11Lines changed: 11 additions & 0 deletions b/Collapse file
‎test/parallel/test-util-deprecate-invalid-code.js‎
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+11Lines changed: 11 additions & 0 deletions
@@ -0,0 +1,11 @@
+'use strict';
+
+const common = require('../common');
+const util = require('util');
+
+[1, true, false, null, {}].forEach((notString) => {
+  common.expectsError(() => util.deprecate(() => {}, 'message', notString), {
+    type: TypeError,
+    message: '`code` argument must be a string'
+  });
+});