update test method types

README.md

@@ -94,6 +94,7 @@ Feel free to fork this repository and pull requests!!
     - [OperationQueue](#operationQueue)
 - [Thread Sanitizer](#Thread-Sanitizer)
 - [Testing](#Testing)
+    - [Various Types Of Test Method](#Various-types-of-test-method)
     - [TDD](#TDD)
     - [BDD](#BDD)
     - [Code Coverage](#Code-Coverage)
@@ -1525,6 +1526,23 @@ And then go to **RUN** and check **THREAD SANITIZER** 👈
 
 ## Testing
 
+
+## Various types of test method
+
+ - Mocks - Mocks are pre-programmered with expectations which form a specification of the calls they are expected to receive. They can throw an exception if they receive a call they don't expect and are checked during verification to ensure they got all the calls they were expecting.
+
+```swift
+
+```
+
+
+ - Fake
+ - Spies
+ - Stubs
+ - Dummy
+
+
+
 ## TDD
 
 **Test Driven Development**