public IAreableCalculator GetAreaCalculator()
{
var resolver = new TriangleCalculatorResolver(
new RectangularTriangleAreaCalculator(this),
new TriangleAreaCommonCalculator(this),
new TrianglePropertiesCalculator());
return(new TriangleAreaCalculator(this, resolver));
}
public void Test_Resolve_Return_TriangleAreaCommonCalculator_if_Triangle_Is_Not_Rectangular()
{
//Arrange
var triangle = _fixture.Create <Triangle>();
var rectangularTriangleAreaCalculator = new RectangularTriangleAreaCalculator(triangle);
var triangleAreaCommonCalculator = new TriangleAreaCommonCalculator(triangle);
var trianglePropertiesCalculator = _fixture.Create <ITrianglePropertiesCalculator>();
trianglePropertiesCalculator.IsRectangular(triangle).Returns(false);
//Act
var service = new TriangleCalculatorResolver(rectangularTriangleAreaCalculator, triangleAreaCommonCalculator, trianglePropertiesCalculator);
var actual = service.Resolve(triangle);
//Assert
actual.Should().BeOfType <TriangleAreaCommonCalculator>();
actual.Should().Be(triangleAreaCommonCalculator);
trianglePropertiesCalculator.Received(1).IsRectangular(triangle);
trianglePropertiesCalculator.ReceivedCalls().Should().HaveCount(1);
}
