Add Some Test Cases for DashScope Components

[brianxiadong]

PR: Add Test Cases for DashScope WebSocket and Metadata Components

Changes Overview

Added comprehensive test cases to improve code coverage and quality for DashScope components:

• Added DashScopeWebSocketClientOptionsTests

  • Tests builder pattern implementation
  • Tests default values
  • Tests property setters/getters
  • Tests configuration validation

• Added DashScopeAudioTranscriptionResponseMetadataTests

  • Tests metadata construction and factory methods
  • Tests rate limit handling
  • Tests toString representation
  • Tests null handling and edge cases

• Added DashScopeAiUsageTests

  • Tests token usage calculations
  • Tests factory method implementations
  • Tests null handling
  • Tests edge cases with zero values

Implementation Details

1. Used Mockito for mocking dependencies
2. Added comprehensive assertions using AssertJ
3. Included edge case testing
4. Added detailed test documentation
5. Followed test naming conventions
6. Used StepVerifier for reactive streams testing

Testing

All tests pass successfully with good coverage. Key metrics:

• Test methods: 25+
• Line coverage: ~90%
• Branch coverage: ~85%

[yuluo-yx]

使用增量导入，别用全量引入

[brianxiadong]

resolved

[yuluo-yx]

LGTM

[yuluo-yx]

LGTM, thanks