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Force.com Enterprise Architecture

You're reading from   Force.com Enterprise Architecture Architect and deliver packaged Force.com applications that cater to enterprise business needs

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Product type Paperback
Published in Mar 2017
Publisher Packt
ISBN-13 9781786463685
Length 504 pages
Edition 2nd Edition
Languages
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Author (1):
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Andrew Fawcett Andrew Fawcett
Author Profile Icon Andrew Fawcett
Andrew Fawcett
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Toc

Table of Contents (15) Chapters Close

Preface 1. Building, Publishing, and Supporting Your Application FREE CHAPTER 2. Leveraging Platform Features 3. Application Storage 4. Apex Execution and Separation of Concerns 5. Application Service Layer 6. Application Domain Layer 7. Application Selector Layer 8. User Interface 9. Lightning 10. Providing Integration and Extensibility 11. Asynchronous Processing and Big Data Volumes 12. Unit Testing 13. Source Control and Continuous Integration Index

Writing Unit Tests with the Apex Stub API

The Apex Stub API applies only within an Apex test context. So it cannot be used to implement DI outside of tests. For this you still need to leverage Apex interfaces.

Utilizing the APIs requires an understanding of the following:

  • Implementing the Stub Provider interface: The System.StubProvider system-provided Apex interface is effectively a callback style interface. It allows your mocking code to be informed when method calls are against classes you are mocking in your test. You can implement this interface multiple times, once per class you're mocking, or a single implementation for building sophisticated generalized mocking frameworks. The Apex Mocks open source framework from FinancialForce.com is one such framework that we will be reviewing later.
  • Dynamic Creation of Stubs for Mocking: The platform automatically creates instances of classes you wish to mock through the Test.createStub method. You do not need to create Apex interfaces to...
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