Stack tests

src/mazeGenerator/stackTests.js

@@ -0,0 +1,16 @@
+'use strict';
+
+const createStack = require('./stack');
+
+describe('the stack', function () {
+    it('should maintain LIFO ordering via the push and pop methods', function () {
+        const stack = createStack();
+        const items = [1, 4, 2, 7];
+
+        items.forEach(stack.push);
+
+        items.reverse().forEach(
+            expectedItem => expect(stack.pop()).to.equal(expectedItem)
+        );
+    });
+});