[test]: Delete unmapped columns from a new WorkBench dataset

[rijulpoudel]

Fixes #8336

Summary by CodeRabbit

• Tests
  • Added coverage for deleting unmapped columns while preserving mapped columns.
  • Added coverage confirming the delete-unmapped control appears only when applicable.
  • Verified the control triggers the expected clearing action once.

[github-actions]

Warning

One or more dependencies are approaching or past End-of-Life.
Please plan upgrades accordingly.

STATUS=WARNING
NODE_VERSION=20
NODE_CYCLE=20
EOL_DATE=2026-04-30
DAYS_REMAINING=-82

--- Node.js ---
Version: 20
EOL: 2026-04-30
Status: WARNING

STATUS=OK
PYTHON_VERSION=3.12
PYTHON_CYCLE=3.12
EOL_DATE=2028-10-31
DAYS_REMAINING=833

--- Python ---
Version: 3.12
EOL: 2028-10-31
Status: OK

STATUS=WARNING
DJANGO_VERSION=4.2
DJANGO_CYCLE=4.2
EOL_DATE=2026-04-07
DAYS_REMAINING=-105

--- Django ---
Version: 4.2
EOL: 2026-04-07
Status: WARNING

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro Plus

Run ID: 43187577-8894-4691-a12a-6b23d5634334

📥 Commits

Reviewing files that changed from the base of the PR and between a255ef8 and 7890f83.

📒 Files selected for processing (2)

• specifyweb/frontend/js_src/lib/components/WbPlanView/__tests__/Mapper.test.tsx
• specifyweb/frontend/js_src/lib/components/WbPlanView/__tests__/MapperComponents.test.tsx

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📝 Walkthrough

Walkthrough

Adds React Testing Library coverage for deleting unmapped Mapper columns and for the delete-unmapped control’s visibility and callback behavior.

Changes

Unmapped Column Deletion

Layer / File(s)	Summary
Mapper deletion behavior specifyweb/frontend/js_src/lib/components/WbPlanView/__tests__/Mapper.test.tsx	Tests that deleting unmapped columns removes the unmapped column while preserving a mapped column.
Delete control state and callback specifyweb/frontend/js_src/lib/components/WbPlanView/__tests__/MapperComponents.test.tsx	Tests button visibility based on columnsNotSaved and verifies that clicking the button calls onClear once.

🚥 Pre-merge checks | ✅ 6

✅ Passed checks (6 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title matches the main change: adding tests for deleting unmapped columns in WorkBench.
Linked Issues check	✅ Passed	The new tests cover availability, hidden state, execution, and deletion behavior for unmapped columns as requested in #8336.
Out of Scope Changes check	✅ Passed	The PR only adds test coverage for the linked WorkBench behavior and includes no unrelated code changes.
Automatic Tests	✅ Passed	PR adds automatic Jest/RTL tests in tests covering delete-unmapped behavior and control-panel visibility/callbacks.
Testing Instructions	✅ Passed	New tests clearly target Mapper and MappingsControlPanel, covering delete-unmapped visibility and behavior for unsaved vs saved columns.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch issue-8336

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