# Testing — Daily DevOps & .NET

> All testing posts: unit testing, integration testing, test frameworks, xUnit, NUnit, MSTest, code coverage, mocking, and testing strategies.

Source: https://daily-devops.net/tags/testing/
Generated: 2026-05-28

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## Articles tagged "Testing" (12)

- [Stop Pretending TimeProvider Doesn't Exist](https://daily-devops.net/posts/stop-pretending-timeprovider-doesnt-exist/): DateTime.UtcNow is a hidden dependency that breaks tests at midnight. .NET 8 shipped TimeProvider in 2023; two years on, most codebases still ignore it.
- [Security Tests That Prove Themselves](https://daily-devops.net/posts/cli-security-testing-audit/): Build xUnit and WebApplicationFactory security tests that emit timestamped evidence tied to commit hashes. Retire the SharePoint screenshot folder.
- ["Just Delete the User": Famous Last Words Before the GDPR Audit](https://daily-devops.net/posts/right-to-erasure-implementation-patterns/): That delete request touches 17 systems you'd forgotten existed. Here's how to erase data across distributed systems without nuking your database.
- [Green Dashboard, Dead Application](https://daily-devops.net/posts/health-checks-operational-monitoring/): HTTP 200 from /health while users see timeouts. The process runs, but the database pool is exhausted. Check what matters, not if it breathes.
- [Stop Hoarding Personal Data in Entity Framework](https://daily-devops.net/posts/data-minimization-entity-framework/): Monolithic user entities make GDPR deletion impossible. Separate operational from personal data in EF Core with nullable, purpose-documented fields.
- [2025 in Review: The Year .NET Stopped Lying to Itself](https://daily-devops.net/posts/dotnet-2025-year-in-review/): No runtime revolutions—Aspire, TUnit, and Testcontainers won by making distributed systems visible. Plus .NET's open source sustainability crisis.
- [.NET 10 Testing: Microsoft Finally Fixed the Test Runner (Mostly)](https://daily-devops.net/posts/dotnet-10-testing/): Microsoft.Testing.Platform replaces VSTest in .NET 10. See what improves, what breaks, and why your global.json now matters in IDE and CI reliably.
- [Your Tests Are Lying — Mutation Testing in .NET](https://daily-devops.net/posts/tests-are-lying/): Stryker.NET exposes the blind spots line coverage hides—real lessons, richer examples, and a sustainable mutation testing flow for .NET DevOps.
- [TUnit — A Pragmatic Evaluation for .NET Teams](https://daily-devops.net/posts/tunit-a-pragmatic-evaluation-for-dotnet-teams/): A pragmatic TUnit evaluation for .NET teams - comparing performance, maintainability, and ecosystem readiness against MSTest, xUnit, and NUnit frameworks.
- [How to Use Copilot Without Becoming Its Puppet](https://daily-devops.net/posts/copilot-without-becoming-its-puppet/): Master GitHub Copilot as a productivity tool while maintaining your coding skills, critical thinking abilities, and commitment to software craftsmanship.
- [Copilot Turns Junior Devs Into Syntax Secretaries](https://daily-devops.net/posts/copilot-turns-junior-devs-into-syntax-secretaries/): Explore how GitHub Copilot and AI assistants impact junior developer growth, focusing on learning fundamentals beyond syntax completion and automation.
- [Vibe Coding in .NET: Creative Catalyst or Maintenance Risk?](https://daily-devops.net/posts/vibe-coding-isnt-wrong-its-unfinished/): Explore the balance between intuitive coding and structured development in .NET, examining when vibe coding helps and when it hinders project success.

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