public void ComputeStatisticsTest()
{
// arrange
GradeBook book = new GradeBook();
book.AddGrade(91);
book.AddGrade(75);
book.AddGrade(89.5f);
// act
GradeStatistics stats = book.ComputeStatistics();
// assert
stats.LowestGrade.ShouldBe(75);
stats.HighestGrade.ShouldBe(91);
stats.AverageGrade.ShouldBe(85.16666f, 0.005);
}
public void ComputesLowestGrade()
{
GradeBook book = new GradeBook();
book.AddGrade(10);
book.AddGrade(75);
book.AddGrade(68);
book.AddGrade(84);
book.AddGrade(45);
book.AddGrade(82);
book.AddGrade(90);
GradeStatistics results = book.ComputeStatistics();
Assert.AreEqual(results.lowestGrade, 10);
}
public void ComputesAverageGrade()
{
GradeBook book = new GradeBook();
book.AddGrade(91);
book.AddGrade(89.5f);
book.AddGrade(75);
book.AddGrade(70);
book.AddGrade(80);
book.AddGrade(30);
book.AddGrade(50);
GradeStatistics result = book.ComputeStatistics();
Assert.AreEqual(69.35, result.AverageGrade, 0.01);
}
public void ComputeHighestGrade()
{
GradeBook book = new GradeBook();
GradeBook book2 = new GradeBook();
book.AddGrade(10);
book.AddGrade(90);
book2.AddGrade(100);
//making a gradestatistics object calling it result and invoking a method of compute statistics
GradeStatistics result = book.ComputeStatistics();
GradeStatistics result2 = book2.ComputeStatistics();
//aserting that the highest grade is in act the highest grade
Assert.AreEqual(90, result.HighestGrade);
Assert.AreNotEqual(result.HighestGrade, result2.HighestGrade);
}
public void ComputesAverageGrade()
{
GradeBook book = new GradeBook();
book.AddGrade(10);
book.AddGrade(75);
book.AddGrade(68);
book.AddGrade(84);
book.AddGrade(45);
book.AddGrade(82);
book.AddGrade(90);
GradeStatistics results = book.ComputeStatistics();
// Typically with Test methods that check equality, there is a parameter that allows you to check for equality
// within a specified amount. Here, we want to check equality within 0.01
Assert.AreEqual(results.avgGrade, 64.85, 0.01);
}
public void ComputesHighestGrade()
{
// Create a new GradeBook for testing and add some grades to it
GradeBook book = new GradeBook();
book.AddGrade(10);
book.AddGrade(75);
book.AddGrade(68);
book.AddGrade(84);
book.AddGrade(45);
book.AddGrade(82);
book.AddGrade(90);
// Compute some statistics on the GradeBook and store the results
GradeStatistics results = book.ComputeStatistics();
// Check if the highest grade in the results is the correct value (90)
Assert.AreEqual(results.highestGrade, 90);
}
public void ComputeStatistics()
{
GradeBook book = new GradeBook();
var test = new List <float>()
{
10f, 66f, 99f
};
foreach (float grade in test)
{
book.AddGrade(grade);
}
GradeStatistics result = book.ComputeStatistics();
Assert.AreEqual(test.Max(), result.highest);
Assert.AreEqual(test.Min(), result.lowest);
Assert.AreEqual(test.Average(), result.average, 0.01);
//the third parameter is a delta.
}
public void ComputesAverageGradeFile()
{
Gradebook book = new Gradebook();
book.AddGrade(70);
book.AddGrade(78);
book.AddGrade(90);
//book.AddGrade(92);
//book.AddGrade(93);
//this is just to test "using". you can delete this test method
using (StreamWriter ouputFile = File.CreateText("unitMetin" + "3" + ".txt"))
{
book.WriteGrades(ouputFile);
}
//ouputFile.Close();
GradeStatistics stats = book.ComputeStatistics();
Assert.AreEqual(79.33, stats.AverageGrade, 0.01);
}
public UnitTest1()
{
book = new GradeBook();
SetUpGrades();
stats = book.ComputeStatistics();
}
public void ComputeWhenNoGrades()
{
GradeBook grades = new GradeBook();
GradeStatistics result = grades.ComputeStatistics();
}
public void ComputesAverage()
{
GradeStatistics stats = book.ComputeStatistics();
Assert.AreEqual(50, stats.avgGrade, 0.01);
}
public void ComputesLowestGrade()
{
GradeStatistics stats = book.ComputeStatistics();
Assert.AreEqual(10, stats.minGrade);
}
public void ComputesHighestGrade()
{
GradeStatistics stats = book.ComputeStatistics();
Assert.AreEqual(90, stats.maxGrade);
}
public void TestCleanup()
{
this.book = null;
this.bookStats = null;
}
