public void BookCalculatesStatistics()
{
var book = new DiskBook(_bookName);
book.AddGrade(90.1);
book.AddGrade(90.5);
book.AddGrade(77.3);
var result = book.GetStats();
Assert.Equal(85.97, result.Average, 1);
Assert.Equal(90.5, result.High, 1);
Assert.Equal(77.3, result.Low, 1);
Assert.Equal('B', result.Letter);
}
public void DiskBookAddGradeArgumentException()
{
// Arrange
var book = new DiskBook("Test's Book");
// Assert & Act
Assert.Throws <ArgumentException>(() => book.AddGrade(110.0));
}
public void GradeAddedEventIsRaised()
{
var book = new DiskBook("test");
book.GradeAdded += GradeAddedEventTest;
book.AddGrade(10.0);
Assert.True(EventCalled);
}
public void BookCalculatesAnAverageGrade()
{
// arrange section
var book = new DiskBook("");
book.AddGrade(89.1);
book.AddGrade(90.5);
book.AddGrade(77.3);
// act section
var result = book.GetStatistics();
// assert section
Assert.Equal(85.6, result.Average, 1);
Assert.Equal(90.5, result.High, 1);
Assert.Equal(77.3, result.Low, 1);
Assert.Equal('B', result.Letter);
}
public void DiskBookCalculatesAnAverageGrade()
{
// Arrange
var book = new DiskBook("Test's Book");
book.AddGrade(76.3);
book.AddGrade(84.7);
book.AddGrade(92.6);
// Act
var result = book.GetStatistics();
// Assert
Assert.Equal(84.5, result.Average, 1);
Assert.Equal(92.6, result.High, 1);
Assert.Equal(76.3, result.Low, 1);
Assert.Equal('B', result.Letter);
}
public void BookCalculatesStatisticsLetterGradeF()
{
var book = new DiskBook(_bookName);
book.AddGrade(50.1);
var result = book.GetStats();
Assert.Equal('F', result.Letter);
}
public void GetStatisticsTest()
{
// arrange
var book = new DiskBook("new book");
book.AddGrade(12.0);
book.AddGrade(14.0);
book.AddGrade(13.3);
// act
var result = book.GetStatistics();
// assert
Assert.Equal(12.0, result.Low, 1);
Assert.Equal(14.0, result.High, 1);
Assert.Equal(13.1, result.Average, 1);
Assert.Equal('F', result.Letter);
// terceiro argumento é a precisão de casas decimais
}
public void AddGradeWhenLessThan100AndGreaterThan0()
{
var book = new DiskBook(_bookName);
book.AddGrade(90);
var grades = book.GetGrades();
Assert.Equal(new List <double> {
90
}, grades);
Assert.Single(grades);
}
public void NoGradeAddedWhenGreaterThan100()
{
var book = new DiskBook(_bookName);
try
{
book.AddGrade(395);
}
catch (Exception ex)
{
_testOutputHelper.WriteLine(ex.Message);
}
var grades = book.GetGrades();
Assert.Empty(grades);
}
public void DiskBookCalculatesAnAverageGrade()
{
//arrange
var book = new DiskBook("ClassGrades\\ClassA.csv");
book.AddGrade();
// act
var result = book.GetStatistics();
// assert
Assert.Equal(79.44444444444, result.Average, 1);
Assert.Equal(9, result.originalStudents.Count);
Assert.Single(result.discardedStudents);
Assert.Equal(99, result.High);
Assert.Equal(52, result.Low);
Assert.All(result.discardedStudents, item => Assert.Contains("Edith Adkins", item.Name));
}
public void GradeLessOrEqualtoOneHundred()
{
var book = new DiskBook("test");
Assert.Throws <ArgumentException>(() => book.AddGrade(110.0));
}
public void GradeGreaterThanOrEqualToZero()
{
var book = new DiskBook("test");
Assert.Throws <ArgumentException>(() => book.AddGrade(-5.0));
}
