public void ThrowsKeyNotFoundExceptionWhenTryingToFindShapeInEmptyDictionary()
{
// Arrange
var shapeBag = new ShapeBag();
// Act | Assert
Assert.Throws <KeyNotFoundException>(() => shapeBag.GetShape("triangle"));
}
public void GetsShapeByNameFromDictionary(string name, Type expected)
{
// Arrange
var shapeBag = new ShapeBag();
shapeBag.AddShape("triangle", new Triangle());
shapeBag.AddShape("rectangle", new Rectangle());
// Act
var shape = shapeBag.GetShape(name);
// Assert
Assert.IsInstanceOf(expected, shape);
}