Test for url_deny_list

[ruslan-mikhailov]

What this PR does: it adds a test for url_deny_list. It can be used for verifying rules.

Which issue(s) this PR fixes:
Fixes #

Checklist

• Tests updated
• Documentation added
• Changelog entry added under .chloggen/ (run make chlog-new, or make chlog-new FILENAME=<name> to override the default branch-name file; see .chloggen/README.md)

[Copilot]

🟢 Approval recommended

Only a minor changelog-label nit remains; no blocking issues were identified.

Pull request overview

Adds regression tests for URL deny-list matching and backend forwarding.

Changes:

• Covers multiple query-string encodings.
• Tests denied and allowed TraceQL expressions.
• Verifies denied requests do not reach the backend.

File summaries

File	Summary
modules/frontend/pipeline/async_deny_list_middleware_test.go	Adds encoded query deny-list coverage.

Review details

Suppressed comments (1)

modules/frontend/pipeline/async_deny_list_middleware_test.go:39

• MEDIUM: Could you add the Skip Changelog label (or use a chore: title) for this test-only PR? The changelog workflow runs for the current title and fails when no .chloggen/*.yaml entry is added, even though this change has no user-facing behavior to document.

func TestURLDenyListMiddlewareEncodedQueries(t *testing.T) {

• Files reviewed: 1/1 changed files
• Comments generated: 0
• Review effort level: Lite

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[javiermolinar]

cursor review

[cursor]

✅ Bugbot reviewed your changes and found no new issues!

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^{Reviewed by Cursor Bugbot for commit 498aa1f. Configure here.}