enabled passing a factory function to objectWithKeys to close #18

any.js

@@ -23,11 +23,15 @@ function simpleObject() {
     return object;
 }
 
-function objectWithKeys(keys) {
+function objectWithKeys(keys, options = {}) {
     const object = {};
 
     keys.forEach((key) => {
-        object[key] = string();
+        if (options.factory) {
+            object[key] = options.factory();
+        } else {
+            object[key] = string();
+        }
     });
 
     return object;

test/unit/any-test.js

@@ -175,5 +175,26 @@ suite('random data generator', () => {
                 assert.equal(object[key], strings[index]);
             });
         });
+
+        test('that a factory function can be supplied for values', () => {
+            const
+                keys = randomListOfStrings(),
+                factory = sinon.stub(),
+                values = [];
+
+            for (let i = 0; i < keys.length; i += 1) {
+                const value = chance.string();
+
+                values[i] = value;
+
+                factory.onCall(i).returns(value);
+            }
+
+            const object = any.objectWithKeys(keys, {factory});
+
+            keys.forEach((key, index) => {
+                assert.equal(object[key], values[index]);
+            });
+        });
     });
 });