migrate-xunit-to-mstest
Migrate .NET test projects from xUnit.net (v2 or v3) to MSTest v4. USE FOR: convert/migrate xUnit tests to MSTest, replace xunit/xunit.v3 packages, port [Fact]/[Theory]/[InlineData]/[MemberData]/[ClassData] to [TestMethod]/[DataRow]/[DynamicData], port Assert.Equal/True/Throws/ThrowsAsync to Assert.AreEqual/IsTrue/ThrowsExactly/ThrowsExactlyAsync, port IClassFixture/ ICollectionFixture/IDisposable/IAsyncLifetime/ITestOutputHelper/[Trait]/[Fact(Skip)] to MSTest equivalents, preserve xUnit parallel-class default via [assembly: Parallelize(Scope = ClassLevel)], remove xunit.runner.json. DO NOT USE FOR: xUnit v2 -> v3 upgrade (use migrate-xunit-to-xunit-v3); MSTest -> xUnit, NUnit/TUnit -> MSTest (no skills exist); MSTest version upgrades (use migrate-mstest-v1v2-to-v3 or migrate-mstest-v3-to-v4); VSTest <-> MTP only (use migrate-vstest-to-mtp); general .NET upgrades.
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Run this command in your terminal. No account required — it auto-detects your AI tool and installs the skill file.
npx @skills-hub-ai/cli install dotnet-migrate-xunit-to-mstestSetup by platform
Install
One-click setup for your editorRun in your project root
npx @skills-hub-ai/cli install dotnet-migrate-xunit-to-mstest --target claude-codeInstructions
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Frequently asked questions about migrate-xunit-to-mstest
What does the migrate-xunit-to-mstest skill do?
Migrate .NET test projects from xUnit.net (v2 or v3) to MSTest v4. USE FOR: convert/migrate xUnit tests to MSTest, replace xunit/xunit.v3 packages, port [Fact]/[Theory]/[InlineData]/[MemberData]/[ClassData] to [TestMethod]/[DataRow]/[DynamicData], port Assert.Equal/True/Throws/ThrowsAsync to Assert.AreEqual/IsTrue/ThrowsExactly/ThrowsExactlyAsync, port IClassFixture/ ICollectionFixture/IDisposable/IAsyncLifetime/ITestOutputHelper/[Trait]/[Fact(Skip)] to MSTest equivalents, preserve xUnit parallel-class default via [assembly: Parallelize(Scope = ClassLevel)], remove xunit.runner.json. DO NOT USE FOR: xUnit v2 -> v3 upgrade (use migrate-xunit-to-xunit-v3); MSTest -> xUnit, NUnit/TUnit -> MSTest (no skills exist); MSTest version upgrades (use migrate-mstest-v1v2-to-v3 or migrate-mstest-v3-to-v4); VSTest <-> MTP only (use migrate-vstest-to-mtp); general .NET upgrades. It's a reusable SKILL.md instruction set that loads into your AI coding assistant on demand, no prompt engineering, no copy-pasting every session.
How do I install the migrate-xunit-to-mstest skill?
Run `npx @skills-hub-ai/cli install dotnet-migrate-xunit-to-mstest` from your terminal. The CLI writes the SKILL.md to the correct location for your AI tool (e.g. ~/.claude/skills/dotnet-migrate-xunit-to-mstest/ for Claude Code or ~/.cursor/skills/ for Cursor with --target cursor) and adds it to your project's .skills.json lockfile.
Which AI tools does migrate-xunit-to-mstest work with?
migrate-xunit-to-mstest runs in Claude Code. It follows the open Agent Skills standard (SKILL.md), so the same skill works in every supported tool without modification.
Is the migrate-xunit-to-mstest skill free?
Yes. Every skill on skills-hub.ai is free and open-source. There are no premium tiers, paywalls, or usage limits. You only pay for whatever AI assistant you're already using.
How do I use migrate-xunit-to-mstest after installing it?
In Claude Code, type `/dotnet-migrate-xunit-to-mstest` (or whatever slash command the skill registers) and the AI follows the skill's instructions immediately. You can also reference it by name in natural language, your AI loads the skill into context when relevant.
Can I share the migrate-xunit-to-mstest skill with my team?
Yes. Commit your project's .skills.json lockfile and teammates run `npx @skills-hub-ai/cli install` (no args) to install every skill at the exact version you pinned. Organization-scoped installs work via skills-hub.ai organizations.