public void returns_12_5_for_enumeration_with_two_values_10_and_15()
{
double actual = Math.Average(new List <double> {
10, 15
} as IEnumerable <double>);
Assert.That(actual, Is.EqualTo(12.5));
}
public void returns_the_number_for_enumeration_with_one_double_value()
{
double actual = Math.Average(new List <double> {
13.5
} as IEnumerable <double>);
Assert.That(actual, Is.EqualTo(13.5));
}
public void returns_the_number_for_list_with_one_int_value()
{
double actual = Math.Average(new List <double> {
13
});
Assert.That(actual, Is.EqualTo(13));
}
public void throws_when_enumeration_is_null()
{
try
{
Math.Average(null as IEnumerable <double>);
}
catch (ArgumentNullException ex)
{
Assert.That(ex.ParamName, Is.EqualTo("values"));
throw;
}
}
public void returns_0_for_enumeration_with_no_value()
{
double actual = Math.Average(new List <double>() as IEnumerable <double>);
Assert.That(actual, Is.EqualTo(0));
}
public void returns_0_for_list_with_no_value()
{
double actual = Math.Average(new List <double>());
Assert.That(actual, Is.EqualTo(0));
}
public void returns_12_5_for_array_with_two_values_10_and_15()
{
double actual = Math.Average(new double[] { 10, 15 });
Assert.That(actual, Is.EqualTo(12.5));
}
public void returns_0_for_array_with_no_value()
{
double actual = Math.Average(new double[0]);
Assert.That(actual, Is.EqualTo(0));
}
public void returns_the_number_for_array_with_one_double_value()
{
double actual = Math.Average(new double[] { 13.5 });
Assert.That(actual, Is.EqualTo(13.5));
}
