Testing & QA · microsoft/testfx

Activation requires either supplied .NET coverage reports/percentages/line, branch, or condition metrics, or an explicit request to collect .NET coverage for analysis.

microsoft/testfx

Identify a .NET project's test platform, framework, command mode, and SDK-style vs classic project system.

microsoft/testfx

ALWAYS USE when asked to fix, rewrite, update, improve, modernize, show corrected code for, or explain existing MSTest tests or MSTest-specific configuration.

microsoft/testfx

Analyze assertion quality, depth, variety, and false confidence in existing tests.

microsoft/testfx

Calculates CRAP (Change Risk Anti-Patterns) for a named .NET method, class, or file.

microsoft/testfx

Set up or recover MTP hot reload for a long-lived console-host edit/re-run loop in a Microsoft Testing Platform project.

microsoft/testfx

ALWAYS USE before running .NET tests or answering with a test command or flags.

microsoft/testfx

MUST USE when an existing .NET test project was excluded from a .slnf/CI solution filter, disappeared from .sln/.slnx discovery, or lost its production ProjectReference; also for requests to set up…

microsoft/testfx

MUST USE for C/.NET deterministic tests that require the smallest production seam for DateTime/Task.Delay/File/Environment/Guid/Random, static API preservation, nested/parallel overrides, or no real…

microsoft/testfx

Reference-only filter syntax for VSTest and MTP with MSTest, NUnit, xUnit v3, and TUnit.

microsoft/testfx

Pseudo-mutation analysis ONLY: answer whether tests would catch a bug if production code changed, which meaningful changes would still pass, or which caller-visible mutations existing assertions…

microsoft/testfx

Classifies existing tests by standard traits and reports their distribution.

microsoft/testfx

ALWAYS USE for test work that requires changes: write, add, generate, repair, or strengthen tests for existing code in xUnit, MSTest, NUnit, pytest, Vitest/Jest, Go, or another framework.

microsoft/testfx

Provides file paths to language-specific reference files for the test ANALYSIS skills (assertion-quality, test-anti-patterns, test-gap-analysis, test-smell-detection, test-tagging).

microsoft/testfx

Keep TestFx feature research and decision records, challenge material design choices, demonstrate user-visible behavior, and prove regression-test sensitivity with red/green comparisons.

microsoft/testfx

Provides file paths to language-specific extension files for the code-testing pipeline.

microsoft/testfx