public void TestMathExpression_ShouldProvideCorrectSum()
{
// Arrange
var calcService = new CalculatorService();
var controller = new CalculatorController(calcService);
// Act
var expression = controller.EvaluateExpression(new MathExpression
{
Expression = "2+4"
});
var contentResult = expression as OkNegotiatedContentResult <MathExpression>;
// Assert
Assert.IsNotNull(contentResult);
Assert.IsNotNull(contentResult.Content);
// Assert.IsTrue(contentResult.Content.Key.HasValue);
Assert.AreEqual(6, contentResult.Content.Key);
}
