Intent of sessionDatabase.test|title=SessionDatabase session metadata getMetadata returns undefined for missing key|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
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/agentService.test|title=AgentService (node dispatcher) session config persistence createSession + restoreSession round-trip restores initial config without any mid-session changes|occurrence=1 Inherited agentService.test|title=AgentService (node dispatcher) session config persistence createSession + restoreSession round-trip restores initial config without any mid-session changes|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/agentService.test|title=AgentService (node dispatcher) session config persistence restoreSession ignores malformed persisted configValues|occurrence=1 Inherited agentService.ts ×1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/agentService.test|title=AgentService (node dispatcher) session config persistence restoreSession overlays persisted config values onto the resolved config|occurrence=1 Inherited agentService.test|title=AgentService (node dispatcher) session config persistence restoreSession overlays persisted config values onto the resolved config|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/agentSideEffects.test|title=AgentSideEffects title persistence handleRestoreSession uses persisted custom title|occurrence=1 Inherited agentService.ts ×1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/agentSideEffects.test|title=AgentSideEffects title persistence restore interleaves a persisted local turn after its anchor|occurrence=1 Inherited sessionDatabase.ts ×2
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/sessionDatabase.test|title=SessionDatabase session metadata getMetadata returns undefined for missing key|occurrence=1 Introduced here
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/sessionDatabase.test|title=SessionDatabase session metadata setMetadata and getMetadata round-trip|occurrence=1 Inherited sessionDatabase.test|title=SessionDatabase session metadata setMetadata overwrites existing value|occurrence=1, sessionDatabase.test|title=SessionDatabase session metadata setMetadata and getMetadata round-trip|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/sessionDatabase.test|title=SessionDatabase session metadata setMetadata overwrites existing value|occurrence=1 Inherited sessionDatabase.test|title=SessionDatabase session metadata setMetadata overwrites existing value|occurrence=1, sessionDatabase.test|title=SessionDatabase session metadata setMetadata and getMetadata round-trip|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/agentHost/test/node/sessionDatabase.test|title=SessionDatabase vacuumInto produces a copy with the same data|occurrence=1 Inherited sessionDatabase.ts ×2