testing: property make double click go to test (microsoft#187099)

Fixes microsoft#183835

Author: connor4312

src/vs/workbench/contrib/testing/browser/testingExplorerView.ts

@@ -566,7 +566,8 @@ class TestingExplorerViewModel extends Disposable {
 				keyboardNavigationLabelProvider: instantiationService.createInstance(TreeKeyboardNavigationLabelProvider),
 				accessibilityProvider: instantiationService.createInstance(ListAccessibilityProvider),
 				filter: this.filter,
-				findWidgetEnabled: false
+				findWidgetEnabled: false,
+				openOnSingleClick: false,
 			}) as TestingObjectTree<FuzzyScore>;
 
 
@@ -612,7 +613,7 @@ class TestingExplorerViewModel extends Disposable {
 			testService.excluded.onTestExclusionsChanged,
 		)(this.tree.refilter, this.tree));
 
-		this._register(this.tree.onMouseDblClick(e => {
+		this._register(this.tree.onDidOpen(e => {
 			if (e.element instanceof TestItemTreeElement && !e.element.children.size && e.element.test.item.uri) {
 				commandService.executeCommand('vscode.revealTest', e.element.test.item.extId);
 			}