Intent of opener.ts ×1

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
- platform/ 4 tests
  - opener/ 4 tests
    
    test/ 4 tests
    
    common/ 4 tests
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/opener/test/common/opener.test|title=extractSelection extractSelection returns original withSelection URI|occurrence=1 Inherited opener.test|title=extractSelection extractSelection returns original withSelection URI|occurrence=1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/opener/test/common/opener.test|title=extractSelection withSelection with startLineNumber and startColumn|occurrence=1 Inherited opener.test|title=extractSelection withSelection with startLineNumber and startColumn|occurrence=1, opener.test|title=extractSelection withSelection with startLineNumber, startColumn and endLineNumber|occurrence=1, +1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/opener/test/common/opener.test|title=extractSelection withSelection with startLineNumber, startColumn and endLineNumber, endColumn|occurrence=1 Inherited opener.test|title=extractSelection withSelection with startLineNumber and startColumn|occurrence=1, opener.test|title=extractSelection withSelection with startLineNumber, startColumn and endLineNumber|occurrence=1, +1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/platform/opener/test/common/opener.test|title=extractSelection withSelection with startLineNumber, startColumn and endLineNumber|occurrence=1 Inherited opener.test|title=extractSelection withSelection with startLineNumber and startColumn|occurrence=1, opener.test|title=extractSelection withSelection with startLineNumber, startColumn and endLineNumber|occurrence=1, +1