[PR #28824] feat: add comprehensive unit tests for backend services #32195

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opened 2026-02-21 20:50:56 -05:00 by yindo · 0 comments
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Original Pull Request: https://github.com/langgenius/dify/pull/28824

State: closed
Merged: No


Summary

This PR adds comprehensive unit tests for five previously untested backend services, improving test coverage for critical service layer components.

Changes

New Test Files

  1. test_tag_service.py (~450 lines)

    • Tag CRUD operations
    • Tag binding management for apps and datasets
    • Target existence validation
    • Edge cases and error handling
  2. test_annotation_service.py (~500 lines)

    • Annotation CRUD operations
    • Enable/disable annotation reply functionality
    • Batch import and delete operations
    • Annotation settings management
  3. test_message_service.py (~500 lines)

    • Message pagination (first_id and last_id)
    • Message feedback creation
    • Message retrieval operations
    • Suggested questions functionality
  4. test_model_load_balancing_service.py (~515 lines)

    • Enable/disable model load balancing
    • Load balancing configuration CRUD
    • Credential validation
    • Cache management
  5. test_model_provider_service.py (~580 lines)

    • Provider list retrieval and filtering
    • Provider and model credential management
    • Default model management
    • Model enable/disable functionality

Testing

  • All tests follow pytest Arrange-Act-Assert pattern
  • Proper mocking of database and external dependencies
  • Coverage of core methods, error cases, and edge cases
  • Passes make lint and make type-check

Related Issues

Closes #13604
Closes #13738
Closes #17313
Closes #17603


Contribution by Gittensor, learn more at https://gittensor.io/

**Original Pull Request:** https://github.com/langgenius/dify/pull/28824 **State:** closed **Merged:** No --- ## Summary This PR adds comprehensive unit tests for five previously untested backend services, improving test coverage for critical service layer components. ## Changes ### New Test Files 1. **test_tag_service.py** (~450 lines) - Tag CRUD operations - Tag binding management for apps and datasets - Target existence validation - Edge cases and error handling 2. **test_annotation_service.py** (~500 lines) - Annotation CRUD operations - Enable/disable annotation reply functionality - Batch import and delete operations - Annotation settings management 3. **test_message_service.py** (~500 lines) - Message pagination (first_id and last_id) - Message feedback creation - Message retrieval operations - Suggested questions functionality 4. **test_model_load_balancing_service.py** (~515 lines) - Enable/disable model load balancing - Load balancing configuration CRUD - Credential validation - Cache management 5. **test_model_provider_service.py** (~580 lines) - Provider list retrieval and filtering - Provider and model credential management - Default model management - Model enable/disable functionality ## Testing - All tests follow pytest Arrange-Act-Assert pattern - Proper mocking of database and external dependencies - Coverage of core methods, error cases, and edge cases - Passes `make lint` and `make type-check` ## Related Issues Closes #13604 Closes #13738 Closes #17313 Closes #17603 --- *Contribution by Gittensor, learn more at https://gittensor.io/*
yindo added the pull-request label 2026-02-21 20:50:56 -05:00
yindo closed this issue 2026-02-21 20:50:56 -05:00
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Reference: langgenius/dify#32195