SQL Operations Studio Public Preview 1 (0.23) release source code

src/vs/editor/test/common/viewModel/viewModelImpl.test.ts

@@ -0,0 +1,44 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+'use strict';
+
+import * as assert from 'assert';
+import { Range } from 'vs/editor/common/core/range';
+import { testViewModel } from 'vs/editor/test/common/viewModel/testViewModel';
+
+suite('ViewModel', () => {
+
+	test('issue #21073: SplitLinesCollection: attempt to access a \'newer\' model', () => {
+		const text = [''];
+		const opts = {
+			lineNumbersMinChars: 1
+		};
+		testViewModel(text, opts, (viewModel, model) => {
+			assert.equal(viewModel.getLineCount(), 1);
+
+			viewModel.setViewport(1, 1, 1);
+
+			model.applyEdits([{
+				identifier: null,
+				range: new Range(1, 1, 1, 1),
+				text: [
+					'line01',
+					'line02',
+					'line03',
+					'line04',
+					'line05',
+					'line06',
+					'line07',
+					'line08',
+					'line09',
+					'line10',
+				].join('\n'),
+				forceMoveMarkers: false
+			}]);
+
+			assert.equal(viewModel.getLineCount(), 10);
+		});
+	});
+});