public void ComputeLowestGrade()
{
GradeBook.GradeBook book = new GradeBook.GradeBook();
book.AddGrade(10);
book.AddGrade(90);
GradeBook.GradeStatistics result = book.ComputeStatistics();
//Assert.AreEqual(90, result.LowestGrade);//fail
Assert.AreEqual(10, result.LowestGrade);//pass
}
public void ComputeAverageGrade()
{
GradeBook.GradeBook book = new GradeBook.GradeBook();
book.AddGrade(91);
book.AddGrade(89.5f);//explicitly convert double 89.5 to float by adding f
book.AddGrade(75);
GradeBook.GradeStatistics result = book.ComputeStatistics();
//Assert.AreEqual(85.16, result.AverageGrade);//fail
Assert.AreEqual(85.16, result.AverageGrade, 0.01);
////failed. Expected:<85.16>. Actual:<85.1666641235352>
}