public void ComputeLowestGrade()
{
GradeBook book = new GradeBook();
book.AddGrades(10);
book.AddGrades(90);
GradeStatistics result = book.ComputeStatistics();
Assert.AreEqual(10, result.LowestGrade);
}
public void ComputeAverageGrade()
{
GradeBook book = new GradeBook();
book.AddGrades(10);
book.AddGrades(90);
GradeStatistics stats = book.ComputeStatistics();
Assert.AreEqual(stats.AverageGrade, 50);
}
public void ComputeLowestGrade()
{
GradeBook book = new GradeBook();
book.AddGrades(10);
book.AddGrades(90);
GradeStatistics stats = book.ComputeStatistics();
Assert.AreEqual(stats.LowGrade, 10);
}
public void ComputesHighestGrade()
{
GradeBook book = new GradeBook();
book.AddGrades(10);
book.AddGrades(90);
GradeStatistics result = book.ComputeStatistics();
Assert.AreEqual(result.HighestGrade, 90);
}
public void ComputeAverageGrade()
{
GradeBook book = new GradeBook();
book.AddGrades(91);
book.AddGrades(89.5f);
book.AddGrades(75);
GradeStatistics result = book.ComputeStatistics();
Assert.AreEqual(85.16, result.AverageGrade, 0.01);
}
public void ComputesNotLowestGrade()
{
GradeBook book = new GradeBook();
book.AddGrades(91);
book.AddGrades(89.5f);
book.AddGrades(75);
GradeStatistics result = book.ComputeStatistics();
Assert.AreNotSame(5, result.LowestGrade);
}
public void ComputesAverageGrade()
{
GradeBook book = new GradeBook();
book.AddGrades(80);
book.AddGrades(95.4f);
book.AddGrades(73);
GradeStatistics result = book.ComputeStatistics();
Assert.AreEqual(result.AverageGrade, 82.8, 0.01);
}
