Fix #1284 debugging parameterized tests (#1299)

Author: DonJayamanne

src/client/unittests/display/picker.ts

@@ -55,7 +55,7 @@ export class TestDisplay {
  testFunctions.some(testFunc => testFunc.nameToRun === fn.testFunction.nameToRun);
  });
 
- window.showQuickPick(buildItemsForFunctions(rootDirectory, flattenedFunctions),
+ window.showQuickPick(buildItemsForFunctions(rootDirectory, flattenedFunctions, undefined, undefined, debug),
  { matchOnDescription: true, matchOnDetail: true }).then(testItem => {
  return onItemSelected(testItem, debug);
  });
@@ -72,7 +72,8 @@ enum Type {
  RunMethod = 6,
  ViewTestOutput = 7,
  Null = 8,
- SelectAndRunMethod = 9
+ SelectAndRunMethod = 9,
+ DebugMethod = 10
 }
 const statusIconMapping = new Map<TestStatus, string>();
 statusIconMapping.set(TestStatus.Pass, constants.Octicons.Test_Pass);
@@ -130,7 +131,7 @@ statusSortPrefix[TestStatus.Fail] = '2';
 statusSortPrefix[TestStatus.Skipped] = '3';
 statusSortPrefix[TestStatus.Pass] = '4';
 
-function buildItemsForFunctions(rootDirectory: string, tests: FlattenedTestFunction[], sortBasedOnResults: boolean = false, displayStatusIcons: boolean = false): TestItem[] {
+function buildItemsForFunctions(rootDirectory: string, tests: FlattenedTestFunction[], sortBasedOnResults: boolean = false, displayStatusIcons: boolean = false, debug: boolean = false): TestItem[] {
  let functionItems: TestItem[] = [];
  tests.forEach(fn => {
  let icon = '';
@@ -142,7 +143,7 @@ function buildItemsForFunctions(rootDirectory: string, tests: FlattenedTestFunct
  description: '',
  detail: path.relative(rootDirectory, fn.parentTestFile.fullPath),
  label: icon + fn.testFunction.name,
- type: Type.RunMethod,
+ type: debug === true ? Type.DebugMethod : Type.RunMethod,
  fn: fn
  });
  });
@@ -219,7 +220,13 @@ function onItemSelected(selection: TestItem, debug?: boolean) {
  args.push(selection.fn);
  break;
  }
+ case Type.DebugMethod: {
+ cmd = constants.Commands.Tests_Debug;
+ args.push(selection.fn);
+ args.push(true);
+ break;
+ }
  }
 
  vscode.commands.executeCommand(cmd, ...args);
-}
+}