public void CallSearchAndGetData_WhenSearchIsFalse() { //Arrange var statServiceMock = new Mock <IStatisticsService>(); var controller = new StatisticsController(statServiceMock.Object); var _search = false; var rows = It.IsAny <int>(); var pages = It.IsAny <int>(); var filters = It.IsAny <string>(); // Act controller.DataProviderForTable(_search, rows, pages, filters); // Assert statServiceMock.Verify(m => m.GetDataFromServer(rows, pages), Times.Once); }