Testing Strategy

Unit Testing

  1. Test database connection with sample credentials

  2. Validate query syntax with small date ranges

  3. Test S3 upload with sample data

  4. Verify error handling with invalid inputs

Integration Testing

  1. Run end-to-end pipeline with test environment

  2. Validate data accuracy by comparing the source and destination

  3. Test with different date ranges and scenarios

  4. Verify S3 folder structure and file naming

Performance Testing

  1. Test with various data volumes

  2. Monitor execution time and memory usage

  3. Validate concurrent execution scenarios

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