public void TestCalculateGradeProfile()
{
//Arrange
StudentMarks studentMarks = new StudentMarks();
//Act
studentMarks.addStudent(20); studentMarks.addStudent(79); studentMarks.addStudent(70);
studentMarks.addStudent(54); studentMarks.addStudent(33); studentMarks.addStudent(67);
studentMarks.addStudent(99); studentMarks.addStudent(58); studentMarks.addStudent(64);
studentMarks.addStudent(46); studentMarks.addStudent(21); studentMarks.addStudent(69);
studentMarks.addStudent(31); studentMarks.addStudent(78); studentMarks.addStudent(89);
studentMarks.calculateGradeProfile();
//Assert
int expectedPercentageFailed = 26;
int expectedPercentageThirdClass = 6;
int expectedPercentageLowerSecondClass = 13;
int expectedPercentageUpperSecondClass = 20;
int expectedPercentageFirstClass = 33;
Assert.AreEqual(expectedPercentageFailed, studentMarks.PercentageFailed);
Assert.AreEqual(expectedPercentageThirdClass, studentMarks.PercentageThirdClass);
Assert.AreEqual(expectedPercentageLowerSecondClass, studentMarks.PercentageLowerSecondClass);
Assert.AreEqual(expectedPercentageUpperSecondClass, studentMarks.PercentageUpperSecondClass);
Assert.AreEqual(expectedPercentageFirstClass, studentMarks.PercentageFirstClass);
}
public void TestCalculateStats()
{
//Arrange
StudentMarks studentMarks = new StudentMarks();
//Act
studentMarks.addStudent(20); studentMarks.addStudent(79); studentMarks.addStudent(70);
studentMarks.addStudent(54); studentMarks.addStudent(33); studentMarks.addStudent(67);
studentMarks.addStudent(99); studentMarks.addStudent(58); studentMarks.addStudent(64);
studentMarks.addStudent(46); studentMarks.addStudent(21); studentMarks.addStudent(69);
studentMarks.addStudent(31); studentMarks.addStudent(78); studentMarks.addStudent(89);
studentMarks.calculateStats();
//Assert
int expectedMean = 58;
int expectedMin = 20;
int expectedMax = 99;
Assert.AreEqual(expectedMean, studentMarks.MeanMark);
Assert.AreEqual(expectedMin, studentMarks.MinMark);
Assert.AreEqual(expectedMax, studentMarks.MaxMark);
}