Intent of claudeMapSessionEvents.test|title=claudeMapSessionEvents — direct mapper tests message_start emits no signals|occurrence=1

All 9 exact tests in this concept. Every test is marked by where it enters the hierarchy.

mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/ 9 tests
- platform/ 9 tests
  - agentHost/ 9 tests
    
    test/ 9 tests
    
    node/ 9 tests
    
    claudeAgent.test|title=ClaudeAgent canonical SDKAssistantMessage with text content does not double-emit signals already produced by stream_event partials (Phase 6.1 / 1 test
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeAgent.test|title=ClaudeAgent canonical SDKAssistantMessage with text content does not double-emit signals already produced by stream_event partials (Phase 6.1 / Cycle F)|occurrence=1 Inherited Cycle F)|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeAgent.test|title=ClaudeAgent D3: subagent spawn mirrors onto onDidSpawnChat while the subagent signals still flow|occurrence=1 Inherited claudeAgent.ts ×1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeAgent.test|title=ClaudeAgent mapper throwing on a malformed stream_event is logged and the turn continues|occurrence=1 Inherited claudeSdkMessageRouter.ts ×1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeAgent.test|title=ClaudeAgent multiple text blocks each get a distinct partId; deltas route correctly|occurrence=1 Inherited claudeAgent.test|title=ClaudeAgent text content_block emits ChatResponsePart(Markdown) before ChatDelta|occurrence=1, claudeAgent.test|title=ClaudeAgent multiple text blocks each get a distinct partId; deltas route correctly|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeAgent.test|title=ClaudeAgent text content_block emits ChatResponsePart(Markdown) before ChatDelta|occurrence=1 Inherited claudeAgent.test|title=ClaudeAgent text content_block emits ChatResponsePart(Markdown) before ChatDelta|occurrence=1, claudeAgent.test|title=ClaudeAgent multiple text blocks each get a distinct partId; deltas route correctly|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeAgent.test|title=ClaudeAgent thinking content_block emits ChatResponsePart(Reasoning) before ChatReasoning|occurrence=1 Inherited claudeAgent.test|title=ClaudeAgent thinking content_block emits ChatResponsePart(Reasoning) before ChatReasoning|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeMapSessionEvents.test|title=claudeMapSessionEvents — direct mapper tests message_start emits no signals|occurrence=1 Introduced here
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeMapSessionEvents.test|title=claudeMapSessionEvents — direct mapper tests text content block: start emits ChatResponsePart, deltas emit ChatDelta|occurrence=1 Inherited claudeMapSessionEvents.test|title=claudeMapSessionEvents — direct mapper tests text content block: start emits ChatResponsePart, deltas emit ChatDelta|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/claudeMapSessionEvents.test|title=claudeMapSessionEvents — direct mapper tests two SDK messages within one turn at the same content-block index produce distinct part ids|occurrence=1 Inherited claudeMapSessionEvents.test|title=claudeMapSessionEvents — direct mapper tests two SDK messages within one turn at the same content-block index produce distinct part ids|occurrence=1