Pester
3.4.6
Pester provides a framework for running BDD style Tests to execute and validate PowerShell commands inside of PowerShell and offers a powerful set of Mocking Functions that allow tests to mimic and mock the functionality of any command inside of a piece of PowerShell code being tested. Pester tests can execute any command or script that is accessible to a pester test
Pester provides a framework for running BDD style Tests to execute and validate PowerShell commands inside of PowerShell and offers a powerful set of Mocking Functions that allow tests to mimic and mock the functionality of any command inside of a piece of PowerShell code being tested. Pester tests can execute any command or script that is accessible to a pester test file. This can include functions, Cmdlets, Modules and scripts. Pester can be run in ad hoc style in a console or it can be integrated into the Build scripts of a Continuous Integration system.
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Minimum PowerShell version
2.0
There is a newer prerelease version of this module available.
See the version list below for details.
See the version list below for details.
Installation Options
Owners
Copyright
Copyright (c) 2016 by Pester Team, licensed under Apache 2.0 License.
Package Details
Author(s)
- Pester Team
Tags
powershell unit_testing bdd tdd mocking
Functions
Describe Context It Should Mock Assert-MockCalled Assert-VerifiableMocks New-Fixture Get-TestDriveItem Invoke-Pester Setup In InModuleScope Invoke-Mock BeforeEach AfterEach BeforeAll AfterAll Get-MockDynamicParameters Set-DynamicParameterVariables Set-TestInconclusive SafeGetCommand New-PesterOption New-MockObject
Dependencies
This module has no dependencies.
FileList
- Pester.nuspec
- LICENSE
- nunit_schema_2.5.xsd
- Pester.psd1
- Pester.psm1
- Pester.Tests.ps1
- bin\pester.bat
- en-US\about_BeforeEach_AfterEach.help.txt
- en-US\about_Mocking.help.txt
- en-US\about_Pester.help.txt
- en-US\about_Should.help.txt
- en-US\about_TestDrive.help.txt
- Examples\Calculator\Add-Numbers.ps1
- Examples\Calculator\Add-Numbers.Tests.ps1
- Examples\Validator\Validator.Tests.ps1
- Functions\BreakAndContinue.Tests.ps1
- Functions\Context.ps1
- Functions\Context.Tests.ps1
- Functions\Coverage.ps1
- Functions\Coverage.Tests.ps1
- Functions\Describe.ps1
- Functions\Describe.Tests.ps1
- Functions\GlobalMock-A.Tests.ps1
- Functions\GlobalMock-B.Tests.ps1
- Functions\In.ps1
- Functions\In.Tests.ps1
- Functions\InModuleScope.ps1
- Functions\InModuleScope.Tests.ps1
- Functions\It.ps1
- Functions\It.Tests.ps1
- Functions\Mock.ps1
- Functions\Mock.Tests.ps1
- Functions\New-Fixture.ps1
- Functions\New-Fixture.Tests.ps1
- Functions\New-MockObject.ps1
- Functions\New-MockObject.Tests.ps1
- Functions\Output.Tests.ps1
- Functions\PesterState.ps1
- Functions\PesterState.Tests.ps1
- Functions\SetupTeardown.ps1
- Functions\SetupTeardown.Tests.ps1
- Functions\TestDrive.ps1
- Functions\TestDrive.Tests.ps1
- Functions\TestResults.ps1
- Functions\TestResults.Tests.ps1
- Functions\TestsRunningInCleanRunspace.Tests.ps1
- Functions\Assertions\Be.ps1
- Functions\Assertions\Be.Tests.ps1
- Functions\Assertions\BeGreaterThan.ps1
- Functions\Assertions\BeGreaterThan.Tests.ps1
- Functions\Assertions\BeIn.ps1
- Functions\Assertions\BeIn.Tests.ps1
- Functions\Assertions\BeLessThan.ps1
- Functions\Assertions\BeLessThan.Tests.ps1
- Functions\Assertions\BeLike.ps1
- Functions\Assertions\BeLike.Tests.ps1
- Functions\Assertions\BeLikeExactly.ps1
- Functions\Assertions\BeLikeExactly.Tests.ps1
- Functions\Assertions\BeNullOrEmpty.ps1
- Functions\Assertions\BeNullOrEmpty.Tests.ps1
- Functions\Assertions\BeOfType.ps1
- Functions\Assertions\BeOfType.Tests.ps1
- Functions\Assertions\Contain.ps1
- Functions\Assertions\Contain.Tests.ps1
- Functions\Assertions\ContainExactly.ps1
- Functions\Assertions\ContainExactly.Tests.ps1
- Functions\Assertions\Exist.ps1
- Functions\Assertions\Exist.Tests.ps1
- Functions\Assertions\Match.ps1
- Functions\Assertions\Match.Tests.ps1
- Functions\Assertions\MatchExactly.ps1
- Functions\Assertions\MatchExactly.Tests.ps1
- Functions\Assertions\PesterThrow.ps1
- Functions\Assertions\PesterThrow.Tests.ps1
- Functions\Assertions\Set-TestInconclusive.ps1
- Functions\Assertions\Should.ps1
- Functions\Assertions\Should.Tests.ps1
- Functions\Assertions\Test-Assertion.ps1
- Snippets\Context.snippets.ps1xml
- Snippets\Describe.snippets.ps1xml
- Snippets\It.snippets.ps1xml
- Snippets\ShouldBe.snippets.ps1xml
- Snippets\ShouldBeGreaterThan.snippets.ps1xml
- Snippets\ShouldBeLessThan.snippets.ps1xml
- Snippets\ShouldBeNullOrEmpty.snippets.ps1xml
- Snippets\ShouldContain.snippets.ps1xml
- Snippets\ShouldExist.snippets.ps1xml
- Snippets\ShouldMatch.snippets.ps1xml
- Snippets\ShouldNotBe.snippets.ps1xml
- Snippets\ShouldNotBeNullOrEmpty.snippets.ps1xml
- Snippets\ShouldNotContain.snippets.ps1xml
- Snippets\ShouldNotExist.snippets.ps1xml
- Snippets\ShouldNotMatch.snippets.ps1xml
- Snippets\ShouldNotThrow.snippets.ps1xml
- Snippets\ShouldThrow.snippets.ps1xml
Version History
| Version | Downloads | Last updated |
|---|---|---|
| 6.1.0-alpha2 | 125 | 7/17/2026 |
| 6.1.0-alpha1 | 260 | 7/9/2026 |
| 6.0.1 | 50,198 | 7/18/2026 |
| 6.0.0 | 206,693 | 7/7/2026 |
| 6.0.0-rc5 | 167 | 7/3/2026 |
| 6.0.0-rc4 | 173 | 6/30/2026 |
| 6.0.0-rc3 | 129 | 6/29/2026 |
| 6.0.0-rc2 | 210 | 6/28/2026 |
| 6.0.0-rc1 | 96 | 6/28/2026 |
| 6.0.0-alpha5 | 24,502 | 10/30/2024 |
| 6.0.0-alpha4 | 1,828 | 7/5/2024 |
| 6.0.0-alpha3 | 112 | 6/26/2024 |
| 6.0.0-alpha2 | 42 | 6/26/2024 |
| 6.0.0-alpha1 | 11,369 | 6/5/2024 |
| 5.9.0 | 20,220 | 7/7/2026 |
| 5.8.0 | 110,838 | 6/30/2026 |
| 5.7.1 | 11,983,382 | 1/8/2025 |
| 5.7.0 | 38,906 | 1/8/2025 |
| 5.6.1 | 2,856,395 | 7/1/2024 |
| 5.6.0 | 326,888 | 6/5/2024 |
| 5.6.0-rc1 | 362 | 5/17/2024 |
| 5.6.0-beta1 | 761 | 4/25/2024 |
| 5.5.0 | 3,154,446 | 6/27/2023 |
| 5.5.0-rc1 | 887 | 6/16/2023 |
| 5.4.1 | 695,066 | 4/5/2023 |
| 5.4.0 | 671,849 | 1/10/2023 |
| 5.4.0-rc1 | 1,509 | 11/6/2022 |
| 5.3.3 | 1,757,506 | 4/29/2022 |
| 5.3.2 | 35,153 | 4/22/2022 |
| 5.3.1 | 1,454,160 | 9/21/2021 |
| 5.3.0 | 1,280,372 | 8/17/2021 |
| 5.3.0-rc1 | 539 | 8/3/2021 |
| 5.3.0-beta1 | 152 | 7/23/2021 |
| 5.3.0-alpha5 | 328 | 6/24/2021 |
| 5.3.0-alpha4 | 420 | 6/2/2021 |
| 5.3.0-alpha2 | 69 | 5/31/2021 |
| 5.3.0-alpha1 | 465 | 5/13/2021 |
| 5.2.2 | 631,956 | 5/27/2021 |
| 5.2.1 | 112,969 | 5/13/2021 |
| 5.2.0 | 66,228 | 5/6/2021 |
| 5.2.0-rc2 | 723 | 5/1/2021 |
| 5.2.0-rc1 | 777 | 4/25/2021 |
| 5.2.0-beta1 | 670 | 4/24/2021 |
| 5.2.0-alpha3 | 935 | 3/29/2021 |
| 5.2.0-alpha2 | 1,164 | 3/7/2021 |
| 5.2.0-alpha1 | 825 | 3/6/2021 |
| 5.1.1 | 1,183,309 | 12/11/2020 |
| 5.1.0 | 51,491 | 11/25/2020 |
| 5.1.0-rc2 | 5,080 | 11/19/2020 |
| 5.1.0-rc1 | 1,071 | 11/7/2020 |
| 5.1.0-beta4 | 777 | 11/1/2020 |
| 5.1.0-beta3 | 898 | 10/25/2020 |
| 5.1.0-beta2 | 1,038 | 10/7/2020 |
| 5.1.0-beta1 | 827 | 9/18/2020 |
| 5.0.5-beta1 | 947 | 9/4/2020 |
| 5.0.4 | 156,405 | 9/3/2020 |
| 5.0.4-beta1 | 558 | 8/13/2020 |
| 5.0.3 | 118,444 | 8/8/2020 |
| 5.0.2 | 263,614 | 6/2/2020 |
| 5.0.1 | 157,582 | 5/28/2020 |
| 5.0.0 | 42,855 | 5/27/2020 |
| 5.0.0-rc9 | 1,347 | 5/16/2020 |
| 5.0.0-rc8 | 1,018 | 5/14/2020 |
| 5.0.0-rc7 | 797 | 5/12/2020 |
| 5.0.0-rc6 | 2,778 | 5/4/2020 |
| 5.0.0-rc5 | 1,724 | 4/24/2020 |
| 5.0.0-rc4 | 838 | 4/20/2020 |
| 5.0.0-rc3 | 1,053 | 4/14/2020 |
| 5.0.0-rc1 | 1,244 | 4/4/2020 |
| 5.0.0-beta | 1,329 | 2/8/2020 |
| 5.0.0-alpha4 | 1,537 | 5/26/2019 |
| 5.0.0-alpha3 | 1,555 | 3/23/2019 |
| 4.10.2-beta1 | 669 | 5/29/2021 |
| 4.10.1 | 9,592,296 | 2/7/2020 |
| 4.10.0 | 579,076 | 2/1/2020 |
| 4.9.0 | 1,073,278 | 9/8/2019 |
| 4.8.1 | 513,015 | 5/11/2019 |
| 4.8.0 | 62,068 | 5/1/2019 |
| 4.7.3 | 116,383 | 3/23/2019 |
| 4.7.2 | 57,865 | 3/8/2019 |
| 4.7.1 | 20,707 | 3/5/2019 |
| 4.7.0 | 32,811 | 3/3/2019 |
| 4.7.0-beta1 | 752 | 2/23/2019 |
| 4.6.0 | 300,528 | 1/21/2019 |
| 4.5.0 | 96,271 | 1/10/2019 |
| 4.5.0-beta2 | 760 | 1/5/2019 |
| 4.5.0-beta1 | 839 | 12/20/2018 |
| 4.4.4 | 27,486 | 1/3/2019 |
| 4.4.3 | 46,576 | 12/11/2018 |
| 4.4.2 | 163,547 | 10/3/2018 |
| 4.4.1 | 24,157 | 9/26/2018 |
| 4.4.0 | 109,354 | 7/20/2018 |
| 4.4.0-beta2 | 23,138 | 7/8/2018 |
| 4.4.0-beta | 23,095 | 5/6/2018 |
| 4.3.1 | 364,048 | 2/20/2018 |
| 4.2.0 | 27,294 | 2/18/2018 |
| 4.2.0-alpha3 | 22,781 | 12/17/2017 |
| 4.2.0-alpha2 | 22,754 | 12/12/2017 |
| 4.2.0-alpha1 | 47,754 | 12/12/2017 |
| 4.1.1 | 155,008 | 12/9/2017 |
| 4.1.0 | 95,992 | 11/15/2017 |
| 4.0.8 | 90,017 | 9/15/2017 |
| 4.0.7 | 7,592 | 9/13/2017 |
| 4.0.6 | 84,131 | 8/17/2017 |
| 4.0.5 | 81,957 | 7/25/2017 |
| 4.0.4 | 21,060 | 7/14/2017 |
| 4.0.3 | 177,946 | 3/22/2017 |
| 4.0.2 | 15,314 | 1/18/2017 |
| 3.4.6 (current version) | 22,521 | 1/13/2017 |
| 3.4.5 | 1,014 | 1/12/2017 |
| 3.4.3 | 32,621 | 8/26/2016 |
| 3.4.2 | 4,305 | 8/2/2016 |
| 3.4.1 | 1,704 | 7/22/2016 |
| 3.4.0 | 65,744 | 3/1/2016 |
| 3.3.14 | 1,348 | 12/16/2015 |
| 3.3.13 | 435 | 12/10/2015 |
| 3.3.12 | 328 | 12/8/2015 |
| 3.3.11 | 781 | 9/8/2015 |
| 3.3.10 | 497 | 8/14/2015 |
| 3.3.9 | 6,461 | 5/24/2015 |
| 3.3.8 | 430 | 4/15/2015 |
| 3.3.7 | 308 | 4/15/2015 |
| 3.3.6 | 363 | 3/19/2015 |
| 3.3.5 | 916 | 1/23/2015 |
| 3.3.4 | 325 | 1/22/2015 |
| 3.2.0 | 716 | 12/3/2014 |
| 3.1.1 | 368 | 10/30/2014 |
| 3.0.3 | 754 | 10/11/2014 |