What are the three ways to run unit tests?
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A. B. C. D.A.
The correct answer is A. Salesforce UI, force.com IDE, runTests web service.
Unit tests are automated code tests that are designed to verify the functionality of individual pieces of code, usually at the method or class level. Unit tests help ensure that code is functioning as expected, and that changes made to code do not break existing functionality.
In Salesforce, unit tests are written using Apex, the programming language used in the Salesforce platform. To run Apex unit tests, there are three primary ways:
Salesforce UI: In Salesforce, you can run Apex unit tests using the user interface (UI). This involves navigating to the Apex Test Execution page, selecting the tests to run, and clicking the "Run" button. The results of the test run are displayed in the UI.
force.com IDE: The force.com Integrated Development Environment (IDE) is a desktop application that provides a development environment for building Salesforce applications. The IDE includes a built-in test runner that allows you to run Apex unit tests. You can select the tests to run from within the IDE, and the results of the test run are displayed in the IDE.
runTests web service: The runTests web service is a Salesforce API that allows you to run Apex unit tests programmatically. This is useful for automated build and deployment processes, where unit tests can be run as part of a larger build or deployment pipeline.
It's worth noting that while unit tests in Salesforce can be either system-defined or user-defined, the answer option C is incorrect. There is no requirement for unit tests to be static in Salesforce. However, it is a best practice to use static methods for unit tests, as this can improve test performance. Finally, the answer option D is not relevant to the question, as it refers to a distinction between system-defined and user-defined objects in Salesforce, not unit tests.