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Testing Synchronization Job Execution in Maybe Finance

This test suite validates the synchronization job functionality in the Maybe Finance application, focusing on account data synchronization. The tests ensure proper execution of sync operations with specific timing constraints and data verification.

Test Coverage Overview

The test coverage focuses on the core synchronization job functionality, verifying that sync operations are properly executed for depository accounts. Key test scenarios include:

Sync operation initialization with specific date parameters
Verification of single sync execution
Integration with ActiveJob framework

Implementation Analysis

The testing approach utilizes ActiveJob’s TestCase framework for job execution validation. The implementation employs mock expectations to verify the sync’s perform method is called exactly once, demonstrating proper job scheduling and execution patterns.

The test leverages Rails fixtures for test data setup, specifically using the ‘depository’ account fixture.

Technical Details

Testing tools and configuration include:

ActiveJob test framework for job testing
Mocha for method expectation mocking
Rails fixtures for test data management
Custom sync model with date-based initialization

Best Practices Demonstrated

The test suite exemplifies several testing best practices:

Isolated test scope focusing on single responsibility
Proper use of mocking to verify method calls
Clear test setup with fixture data
Explicit timing constraints with date handling

maybe-finance/maybe

test/jobs/sync_job_test.rb

            
require "test_helper"

class SyncJobTest < ActiveJob::TestCase
  test "sync is performed" do
    syncable = accounts(:depository)

    sync = syncable.syncs.create!(start_date: 2.days.ago.to_date)

    sync.expects(:perform).once

    SyncJob.perform_now(sync)
  end
end