Intent of ipc.test|title=Base IPC one to one round trips numbers|occurrence=1

All 5 exact tests in this concept. Every test is marked by where it enters the hierarchy.

mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/ 5 tests
- base/ 5 tests
  - parts/ 5 tests
    
    ipc/ 5 tests
    
    test/ 5 tests
    
    common/ 5 tests
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/parts/ipc/test/common/ipc.test|title=Base IPC one to one (proxy) call error|occurrence=1 Inherited ipc.test|title=Base IPC one to one (proxy) call error|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/parts/ipc/test/common/ipc.test|title=Base IPC one to one (proxy) marshalling uri|occurrence=1 Inherited ipc.test|title=Base IPC one to one (proxy) marshalling uri|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/parts/ipc/test/common/ipc.test|title=Base IPC one to one call error|occurrence=1 Inherited ipc.test|title=Base IPC one to one call error|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/parts/ipc/test/common/ipc.test|title=Base IPC one to one request rejects (and cleans up) when serialization throws on the deferred path|occurrence=1 Inherited ipc.ts ×2
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/parts/ipc/test/common/ipc.test|title=Base IPC one to one round trips numbers|occurrence=1 Introduced here