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csharp-xunitby GitHubDevelopmentGitHub stars: 40.4k

Csharp Xunit skill: what it does and how to install it

Guides C# developers in writing focused xUnit unit tests, including AAA structure, fixtures, assertions, mocking and data-driven cases.

Summary generated from the skill's documentation.

Install

$ npx skills add github/awesome-copilot --skill csharp-xunit

Run it in a terminal. If your agent is already running, start a new session so it picks the skill up.

About this skill

What it does. Provides practices for setting up .NET test projects and running them with dotnet test. Covers focused [Fact] tests, [Theory] data sources, Arrange-Act-Assert structure, fixtures, assertions, mocking and test organisation.

When to use it. When creating or reviewing C# unit tests with xUnit, including tests that use inline, method-based or class-based data. It also covers shared test context, diagnostics, categorisation and conditional skipping.

History

Repo stars

40.4k+707 since 5 Oct 2026

Stars are counted for the whole repository, which holds 80 skills.

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Repo stars by day
DateRepo stars
26 Oct 202640,426
25 Oct 202640,385
24 Oct 202640,365
23 Oct 202640,341
22 Oct 202640,302
21 Oct 202640,260
20 Oct 202640,214
19 Oct 202640,178
18 Oct 202640,143
17 Oct 202640,111
16 Oct 202640,072
15 Oct 202640,038
14 Oct 202639,999
13 Oct 202639,981
12 Oct 202639,948
11 Oct 202639,904
10 Oct 202639,881
9 Oct 202639,845
8 Oct 202639,804
7 Oct 202639,761
6 Oct 202639,731
5 Oct 202639,719

Installs

10.3k+34 since 19 Oct 2026

Installs via skills.sh

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Installs by day
DateInstalls
26 Oct 202610,338
25 Oct 202610,333
24 Oct 202610,328
23 Oct 202610,322
22 Oct 202610,315
21 Oct 202610,312
20 Oct 202610,309
19 Oct 202610,304

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