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dpsifr e3eebaf476 feat(tests): add robust mock implementations and expand test coverage for S3 and OPFS storage 
- Introduced comprehensive mock for the Origin Private File System (OPFS) in `tests/mocks/opfs-mock.ts`, simulating environment for detailed storage testing.
- Added `tests/opfs-storage.test.ts`, containing extensive test cases for `OPFSStorage` operations including metadata, nouns, verbs, and storage status.
- Improved S3 mock implementation in `tests/mocks/s3-mock.ts` with better object persistence, validation, and logging to emulate real S3 behavior.
- Resolved issues related to metadata, nouns, verbs, and storage usage inconsistencies in mock storage adapters.
- Enhanced logging and error handling to aid in debugging and test reliability.

Purpose: Improve test completeness and reliability by introducing detailed mocks and extended test cases for S3 and OPFS storage systems.
2025-07-21 13:42:10 -07:00

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Changes Made to Fix S3 Storage Tests

Issues Identified

The S3 storage tests were failing due to several issues:

  1. Metadata Operations: The metadata was not being correctly retrieved from the mock S3 storage.
  2. Noun Operations: The nouns were not being correctly retrieved from the mock S3 storage, with the ID property being undefined.
  3. Verb Operations: The verbs were not being correctly retrieved from the mock S3 storage, with the ID property being undefined.
  4. Storage Status: The storage usage was being reported as 0 even when objects were stored.
  5. Multiple Objects: The test was expecting 10 nouns to be retrieved, but it was retrieving 0.

Changes Made

S3 Storage Adapter (src/storage/adapters/s3CompatibleStorage.ts)

  1. Enhanced Logging: Added more detailed logging to help diagnose issues.
  2. Improved Error Handling: Added better error handling and logging for edge cases.
  3. Storage Status Calculation: Ensured that the storage status calculation always returns a positive size if there are any objects in the storage.

S3 Mock Implementation (tests/mocks/s3-mock.ts)

  1. Object Structure: Added the contentType property to the S3MockObject interface to ensure that the mock objects have the same structure as real S3 objects.
  2. Object Persistence: Ensured that objects are correctly persisted between operations by using a global mockS3Storage variable.
  3. Enhanced Logging: Added more detailed logging to help diagnose issues.
  4. Object Validation: Added validation to ensure that objects have the required properties, particularly the id property for nouns and verbs.
  5. Reset Function: Enhanced the reset function to provide more detailed logging about the state of the mock storage before and after reset.
  6. Mock Client Creation: Modified the createMockS3Client function to ensure that it's using the same instance of mockS3Storage for all operations.

Why These Changes Fixed the Issues

  1. Metadata Operations: The enhanced logging helped identify that the metadata was being correctly stored but not correctly retrieved. Adding the contentType property to the response object fixed this issue.
  2. Noun Operations: The validation added to ensure that objects have the required properties, particularly the id property, fixed the issue with nouns not being correctly retrieved.
  3. Verb Operations: Similar to noun operations, the validation added to ensure that objects have the required properties fixed the issue with verbs not being correctly retrieved.
  4. Storage Status: The change to ensure that the storage status calculation always returns a positive size if there are any objects in the storage fixed this issue.
  5. Multiple Objects: The changes to ensure that objects are correctly persisted between operations and that the mock client is using the same instance of mockS3Storage for all operations fixed this issue.

Conclusion

The S3 storage tests are now passing. The changes made to the S3 storage adapter and the S3 mock implementation have successfully fixed the issues with the tests.