untitled - add tests for new setValue() method

Author: bpasero

src/vs/workbench/test/browser/parts/editor/untitledTextEditor.test.ts

@@ -115,6 +115,22 @@ suite('Untitled text editors', () => {
 		});
 	}
 
+	test('setValue()', async () => {
+		const service = accessor.untitledTextEditorService;
+		const untitled = service.create();
+
+		const model = await untitled.resolve();
+
+		model.setValue('not dirty', true);
+		assert.ok(!model.isDirty());
+
+		model.setValue('dirty');
+		assert.ok(model.isDirty());
+
+		untitled.dispose();
+		model.dispose();
+	});
+
 	test('associated resource is dirty', () => {
 		const service = accessor.untitledTextEditorService;
 		const file = URI.file(join('C:\\', '/foo/file.txt'));