Skip failing tests tracked by microsoft#4468

- only skip for Windows

src/test/common/variables/envVarsProvider.multiroot.test.ts

@@ -21,7 +21,7 @@ import { EnvironmentVariables } from '../../../client/common/variables/types';
 import { EnvironmentActivationService } from '../../../client/interpreter/activation/service';
 import { IEnvironmentActivationService } from '../../../client/interpreter/activation/types';
 import { IInterpreterAutoSelectionService } from '../../../client/interpreter/autoSelection/types';
-import { clearPythonPathInWorkspaceFolder, updateSetting } from '../../common';
+import { clearPythonPathInWorkspaceFolder, isOs, OSType, updateSetting } from '../../common';
 import { closeActiveWindows, initialize, initializeTest, IS_MULTI_ROOT_TEST } from '../../initialize';
 import { MockAutoSelectionService } from '../../mocks/autoSelector';
 import { MockProcess } from '../../mocks/process';
@@ -318,6 +318,12 @@ suite('Multiroot Environment Variables Provider', () => {
     });
 
     test('Custom variables will be refreshed when .env file is created, modified and deleted', async function () {
+        // Tests are failing under windows, tracked by #4468
+        if (isOs(OSType.Windows)) {
+            // tslint:disable-next-line:no-invalid-this
+            return this.skip();
+        }
+
         // tslint:disable-next-line:no-invalid-this
         this.timeout(20000);
         const env3 = path.join(workspace4Path.fsPath, '.env3');
@@ -370,6 +376,12 @@ suite('Multiroot Environment Variables Provider', () => {
     });
 
     test('Change event will be raised when when .env file is created, modified and deleted', async function () {
+        // Tests are failing under windows, tracked by #4468
+        if (isOs(OSType.Windows)) {
+            // tslint:disable-next-line:no-invalid-this
+            return this.skip();
+        }
+
         // tslint:disable-next-line:no-invalid-this
         this.timeout(20000);
         const env3 = path.join(workspace4Path.fsPath, '.env3');