Mastering Windows PowerShell Scripting - Third Edition

Before and after

Pester includes keywords that hold code that will execute before or after either each test or all of the tests. The following keywords are available:

• BeforeAll: Executed once, before all other content
• AfterAll: Executed once, after all other content
• BeforeEach: Executed immediately, before each individual test
• AfterEach: Executed immediately, after each individual test

Each of the keywords should be followed by a script block.

When using Before or After, it is important to be aware of the order in which a section is executed. In the following list, Loose code refers to anything that is not part of a Before, After, or It:

• Describe\BeforeAll
• Describe\Loose code
• Context\BeforeAll
• Context\Loose code
• Describe\BeforeEach
• Context\BeforeEach ...