public async Task Filter_IEnumerable_Count(TestDataRow <string, int> row) { // Arrange var filterstring = row.TestValue; var expected = row.Expected; var message = row.Message; var parser = new FilterExpressionParser <Entity1>(FilterExpressionParserActionDictionary <Entity1> .Instance); var filter = await parser.ParseAsFilterAsync(filterstring, true); // Act var count = filter.Count(); // Assert Assert.AreEqual(expected, count, message); }