Intent of stream.ts ×2

All 4 exact tests in this concept. Every test is marked by where it enters the hierarchy.

mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/ 4 tests
- base/ 3 tests
  - test/ 3 tests
    
    common/ 3 tests
    
    buffer.test|title=Buffer bufferToReadable / 1 test
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/buffer.test|title=Buffer bufferToReadable / readableToBuffer|occurrence=1 Inherited buffer.ts ×1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/stream.test|title=Stream isReadable|occurrence=1 Inherited stream.ts ×1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/base/test/common/stream.test|title=Stream toReadable|occurrence=1 Inherited stream.test|title=Stream toReadable|occurrence=1
- workbench/ 1 test
  - services/ 1 test
    
    textfile/ 1 test
    
    test/ 1 test
    
    node/ 1 test
    
    encoding/ 1 test
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/workbench/services/textfile/test/node/encoding/encoding.test|title=Encoding toEncodeReadable - encoding, utf16be|occurrence=1 Inherited encoding.ts ×1