microsoft/testfx
Apr 2026 – Apr 2026
1 Month active
Languages Used
C#
Technical Skills
C#mockingsoftware testingunit testing
Jakub Jareš
PROFILE
Jakub Jareš
Contributed to reliability and testing infrastructure in open-source .NET projects, focusing on cross-platform support and maintainability. In microsoft/testfx, addressed an Android CoreCLR issue by implementing a fallback mechanism for empty Assembly.Location values, enabling proper assembly loading and validation through synthetic paths. In github/awesome-copilot, upgraded the .NET testing workflow by migrating from a legacy polyglot-test-agent to a dotnet-test external plugin, streamlining test orchestration and enhancing maintainability. Work involved C#, plugin development, and test automation, with changes improving CI efficiency and reducing future upgrade risks. Collaborated on code and documentation updates to ensure consistency and clarity across repositories.
Overall Statistics
Feature vs Bugs
50%Features
Repository Contributions
2Total
Bugs
1
Commits
2
Features
1
Lines of code
1,498
Activity Months2
Your Network
5209 peopleSame Organization
@microsoft.com4931
GitOpsMember
Ananta GuptaMember
Abi GicicMember
Abigail HartmanMember
Abram SandersonMember
Adam EttenbergerMember
Adam KrantzMember
Alexandre GattikerMember
Ami HollanderMember
Shared Repositories
278
Work History
May 2026
1 Commits • 1 Features
May 1, 2026May 2026: Upgraded the .NET testing workflow in github/awesome-copilot by migrating to a dotnet-test external plugin. Removed legacy polyglot-test-agent (8 agents, 1 skill, plugin metadata) and integrated a superset external plugin from dotnet/skills (11 agents, 22 skills). Regenerated marketplace and docs indexes to reflect the new tooling. This delivers a more maintainable, scalable testing framework, faster CI iterations for .NET tests, and clearer test orchestration.
1 Commits • 1 Features
May 1, 2026May 2026: Upgraded the .NET testing workflow in github/awesome-copilot by migrating to a dotnet-test external plugin. Removed legacy polyglot-test-agent (8 agents, 1 skill, plugin metadata) and integrated a superset external plugin from dotnet/skills (11 agents, 22 skills). Regenerated marketplace and docs indexes to reflect the new tooling. This delivers a more maintainable, scalable testing framework, faster CI iterations for .NET tests, and clearer test orchestration.
May 2026
April 2026
1 Commits
Apr 1, 2026April 2026: Reliability and Android CoreCLR support improvements in microsoft/testfx. Resolved an edge case where Assembly.Location is empty on Android CoreCLR, which caused loading/validation to fail. Introduced a fallback mechanism that uses a synthetic path based on the assembly name with a .dll extension to enable AreValidSources validation and Assembly.Load by name for already-loaded assemblies. All changes landed under a single bug fix for issue #7769; co-authored by Copilot.
April 2026
1 Commits
Apr 1, 2026April 2026: Reliability and Android CoreCLR support improvements in microsoft/testfx. Resolved an edge case where Assembly.Location is empty on Android CoreCLR, which caused loading/validation to fail. Introduced a fallback mechanism that uses a synthetic path based on the assembly name with a .dll extension to enable AreValidSources validation and Assembly.Load by name for already-loaded assemblies. All changes landed under a single bug fix for issue #7769; co-authored by Copilot.
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Quality Metrics
Correctness100.0%
Maintainability80.0%
Architecture90.0%
Performance80.0%
AI Usage80.0%
Skills & Technologies
Programming Languages
C#JSONMarkdown
Technical Skills
.NET developmentC#mockingplugin developmentsoftware testingtest automationunit testing
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline
github/awesome-copilot
May 2026 – May 2026
1 Month active
Languages Used
JSONMarkdown
Technical Skills
.NET developmentplugin developmenttest automation