works

1-js/4-data-structures/4-object/6-multiply-numeric/_js.view/test.js

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+describe("multiplyNumeric", function() {
+  it("multiplies all numeric properties by 2", function() {
+    var menu = {
+      width: 200,
+      height: 300,
+      title: "My menu"
+    };
+    let result = multiplyNumeric(menu);
+    assert.equal(menu.width, 400);
+    assert.equal(menu.height, 600);
+    assert.equal(menu.title, "My menu");
+  });
+
+  it("returns nothing", function() {
+    assert.isUndefined( multiplyNumeric({}) );
+  });
+  
+});