/// <summary>The calculate interest.</summary>
/// <param name="mathSoft">The math soft.</param>
/// <returns>The <see cref="decimal"/>.</returns>
public decimal CalculateInterest(MathSoft mathSoft)
{
mathSoft.TotalValue = mathSoft.InitialValue;
for (var i = 0; i < mathSoft.Month; i++)
{
mathSoft.TotalValue *= (decimal)(1 + this.settings.InterestCalculated);
}
return(mathSoft.TotalValue.TruncateWithCases(this.settings.DecimalCases));
}
public IActionResult CalculaJurosPost([FromBody] MathSoft mathSoft)
{
if (mathSoft == null)
{
return(BadRequest());
}
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
return(Ok(this.MathCore.CalculateInterest(mathSoft)));
}
public void ShouldBeBad()
{
var mathSoft = new MathSoft {
InitialValue = 100, Month = 10, TotalValue = (decimal)105.10
};
var mathCore = new Mock <IMathCore>();
mathCore.Setup(x => x.CalculateInterest(null))
.Returns(mathSoft.TotalValue);
var controller = new CalculaJurosController(mathCore.Object);
var result = controller.CalculaJurosPost(null);
Assert.True(((StatusCodeResult)result).StatusCode == 400);
}
public void ShouldBeWrongValue()
{
var mathSoft = new MathSoft {
InitialValue = 100, Month = 5, TotalValue = (decimal)105.10
};
var mathCore = new Mock <IMathCore>();
mathCore.Setup(x => x.CalculateInterest(mathSoft))
.Returns(mathSoft.TotalValue);
var controller = new CalculaJurosController(mathCore.Object);
var result = controller.CalculaJurosPost(mathSoft);
var okObjectResult = Assert.IsType <OkObjectResult>(result);
Assert.NotEqual((decimal)110.10, okObjectResult.Value);
}