Add comprehensive tests for role middleware and fix package dependencies

node_modules/@sinonjs/samsam/lib/is-nan.js

@@ -0,0 +1,19 @@
+"use strict";
+
+/**
+ * Compares a `value` to `NaN`
+ *
+ * @private
+ * @param {*} value A value to examine
+ * @returns {boolean} Returns `true` when `value` is `NaN`
+ */
+function isNaN(value) {
+    // Unlike global `isNaN`, this function avoids type coercion
+    // `typeof` check avoids IE host object issues, hat tip to
+    // lodash
+
+    // eslint-disable-next-line no-self-compare
+    return typeof value === "number" && value !== value;
+}
+
+module.exports = isNaN;