Create task task-40

backlog/tasks/task-40 - Write-spec-for-Tasks-Fa-EnqueueDueUserPageScansTask.md

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+---
+id: task-40
+title: 'Write spec for Tasks::Fa::EnqueueDueUserPageScansTask'
+status: To Do
+assignee: []
+created_date: '2025-07-08'
+labels: []
+dependencies: []
+---
+
+## Description
+
+Create comprehensive test coverage for the FA user page scan task enqueuing logic to ensure proper job scheduling, duplicate handling, and queue management.
+
+## Acceptance Criteria
+
+- [ ] Spec file exists at spec/lib/tasks/fa/enqueue_due_user_page_scans_task_spec.rb
+- [ ] Tests verify start_enqueuing method enqueues correct jobs
+- [ ] Tests verify queue_size method returns accurate count
+- [ ] Tests verify progress_key returns correct key
+- [ ] Tests verify enqueuing stops when users are recently scanned
+- [ ] Tests verify duplicate user handling with processed_url_names
+- [ ] Tests verify proper ordering by scanned_page_at field
+- [ ] Tests verify 150 user batch limit handling
+- [ ] All tests pass with good coverage