public void CalculateRightTriangleShape_RightTriangle_ReturnsShape()
{
// arrange
double a = 4;
double b = 3;
double c = 5;
double rightshape = 12;
// act
double shape = ShapeCalculator.CalculateRightTriangleShape(a, b, c);
// assert
Assert.AreEqual(rightshape, shape, 0.001, "The fight triangle shape not calculaned correctly.");
}
public void CalculateRightTriangleShape_NotRightTriangle_ThrowsException()
{
// arrange
double a = 5;
double b = 3;
double c = 5;
// act
try
{
double shape = ShapeCalculator.CalculateRightTriangleShape(a, b, c);
}
// assert
catch (Exception ex)
{
StringAssert.Contains(ex.Message, NotRightTriangelExceptionMessage);
return;
}
Assert.Fail("No exception was thrown.");
}
public void CalculateRightTriangleShape_LessThenZeroSide_ThrowsArgumentException()
{
// arrange
double a = 4;
double b = -3;
double c = 5;
// act
try
{
double shape = ShapeCalculator.CalculateRightTriangleShape(a, b, c);
}
// assert
catch (ArgumentException ex)
{
Assert.AreEqual(ex.ParamName, "b");
return;
}
Assert.Fail("No exception was thrown.");
}
