Strict null supressions in tests

src/vs/workbench/services/configuration/test/electron-browser/configurationService.test.ts

@@ -346,11 +346,11 @@ suite('WorkspaceContextService - Workspace Editing', () => {
 					done();
 				});
 				const workspace = { folders: [{ path: folders[0].uri.fsPath }, { path: folders[1].uri.fsPath }] };
-				instantiationService.get(IFileService).updateContent(testObject.getWorkspace().configuration, JSON.stringify(workspace, null, '\t'))
+				instantiationService.get(IFileService).updateContent(testObject.getWorkspace().configuration!, JSON.stringify(workspace, null, '\t'))
 					.then(() => {
 						fileChangeEvent.fire(new FileChangesEvent([
 							{
-								resource: testObject.getWorkspace().configuration,
+								resource: testObject.getWorkspace().configuration!,
 								type: FileChangeType.UPDATED
 							}
 						]));

src/vs/workbench/services/files/test/electron-browser/fileService.test.ts

@@ -518,14 +518,14 @@ suite('FileService', () => {
 			{ resource: uri.file(testDir), options: { resolveTo: [uri.file(path.join(testDir, 'deep'))] } },
 			{ resource: uri.file(path.join(testDir, 'deep')) }
 		]).then(res => {
-			const r1 = res[0].stat;
+			const r1 = res[0].stat!;
 
 			assert.equal(r1.children!.length, 8);
 
 			const deep = utils.getByName(r1, 'deep')!;
 			assert.equal(deep.children!.length, 4);
 
-			const r2 = res[1].stat;
+			const r2 = res[1].stat!;
 			assert.equal(r2.children!.length, 4);
 			assert.equal(r2.name, 'deep');
 		});