add validation tests to detect invalid configs

[yrobla]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 56.48%. Comparing base (a88d771) to head (702315b).
⚠️ Report is 28 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2896      +/-   ##
==========================================
- Coverage   56.52%   56.48%   -0.04%     
==========================================
  Files         322      322              
  Lines       31525    31633     +108     
==========================================
+ Hits        17818    17869      +51     
- Misses      12164    12233      +69     
+ Partials     1543     1531      -12     

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[Copilot]

Pull request overview

This PR adds comprehensive E2E validation tests for VirtualMCPServer webhook validation. The tests verify that the Kubernetes webhook correctly rejects invalid configurations and accepts valid ones by attempting to create VirtualMCPServer resources with various invalid and valid specifications.

Key changes:

• New test file with 812 lines covering validation scenarios for required fields, authentication, aggregation, and composite tools
• Tests validate webhook behavior for ~30 different invalid configuration scenarios
• Includes positive tests confirming valid minimal and complete configurations are accepted

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[Copilot]

Pull request overview

Copilot reviewed 1 out of 1 changed files in this pull request and generated no new comments.

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