writing-mstest-tests

Writing MSTest Tests Help users write effective, modern unit tests with MSTest 3.x/4.x using current APIs and best practices. When to Use User wants to write new MSTest unit tests User wants to improve or modernize existing MSTest tests by implementing concrete fixes User asks about MSTest assertion APIs, data-driven patterns, or test lifecycle User asks to replace Assert.IsTrue with more specific assertions (collections, nulls, types, comparisons) User asks to replace hard casts with type-checking assertions in tests User needs help fixing a specific MSTest test bug or failing assertion User asks to fix swapped Assert.AreEqual argument order (expected first, actual second) User asks to convert DynamicData from IEnumerable to ValueTuple-based data User asks to fix or understand an MSTest analyzer diagnostic (an MSTESTxxxx warning/error) When Not to Use Show more Installs 906 Repository dotnet/skills GitHub Stars 5.1K First Seen Mar 17, 2026 Security Audits Gen Agent Trust Hub Pass Socket Pass Snyk Pass