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 GradeAddedEventCanMulticast()
{
// arrange
var book = GetBook("Science");
book.GradeAdded += OnGradeAdded;
book.GradeAdded += OnGradeAdded;
book.GradeAdded += OnGradeAdded;
book.GradeAdded += OnGradeLetterAdded;
book.GradeAdded -= OnGradeAdded;
// act
book.AddGrade('B');
string path = $"{book.Name}.txt";
DiskBook.DeleteFile(path);
// assert
Assert.Equal(3, count);
}
public void DiskBook_CalculatesAnAvverageGrade()
{
//arrange переменные
var book = new DiskBook("");
book.AddObjectGrade(80);
book.AddObjectGrade(20.1);
book.AddObjectGrade(22);
//act вычисления
var result = book.GetStatistics();
//assert утверждение
Assert.Equal(85.6, result.Average, 1);
Assert.Equal(90.5, result.High, 1);
Assert.Equal(77.3, result.Low, 1);
Assert.Equal('B', result.Letter);
}
public void BookCalculatesAnAverageGrade()
{
// arrange section
var book = new DiskBook("");
book.AddGrade(89.1);
book.AddGrade(90.5);
book.AddGrade(77.3);
// act section
var result = book.GetStatistics();
// assert section
Assert.Equal(85.6, result.Average, 1);
Assert.Equal(90.5, result.High, 1);
Assert.Equal(77.3, result.Low, 1);
Assert.Equal('B', result.Letter);
}
public void DiskBookCalculatesAnAverageGrade()
{
//arrange
var book = new DiskBook("ClassGrades\\ClassA.csv");
book.AddGrade();
// act
var result = book.GetStatistics();
// assert
Assert.Equal(79.44444444444, result.Average, 1);
Assert.Equal(9, result.originalStudents.Count);
Assert.Single(result.discardedStudents);
Assert.Equal(99, result.High);
Assert.Equal(52, result.Low);
Assert.All(result.discardedStudents, item => Assert.Contains("Edith Adkins", item.Name));
}
static void Main(string[] args)
{
IBook book = new DiskBook("Mój Dziennik");
book.GradeAdded += OnGradeAdded;//wyswietlenie info ze ocena zostala dodana poprzez delegat
EnterGrades(book);
var stats = book.GetStats(); //pobranie statystyk
Console.WriteLine($"For the book named {book.Name}");
Console.WriteLine($"The average grade is {stats.Average:N1}");
Console.WriteLine($"The lowest grade is {stats.Low:N1}");
Console.WriteLine($"The highest grade is {stats.High:N1}");
Console.WriteLine($"The number grade is {stats.NumGrade:N1}");
}
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 AddLetterGradeToGradeBook()
{
// arrange
var book = GetBook("Literature");
book.AddGrade('A');
book.AddGrade('Q');
// act
var result = book.GetStatistics();
string path = $"{book.Name}.txt";
DiskBook.DeleteFile(path);
// assert
Assert.Equal(2, result.Size);
Assert.Equal(45, result.Average);
Assert.Equal('F', result.Letter);
Assert.Equal(90, result.HighestGrade);
Assert.Equal(0, result.LowestGrade);
}
public void BookCalculatesAnAverageGrade()
{
// arrange
var book = GetBook("Science");
book.AddGrade(89.1);
book.AddGrade(90.5);
book.AddGrade(77.3);
// act
var result = book.GetStatistics();
string path = $"{book.Name}.txt";
DiskBook.DeleteFile(path);
// assert
Assert.Equal(3, result.Size);
Assert.Equal(85.6, result.Average, 1);
Assert.Equal(90.5, result.HighestGrade);
Assert.Equal(77.3, result.LowestGrade);
}
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 BookCalculatesLetterGrades()
{
// arrange
var book = GetBook("Social Science");
book.AddGrade('A');
book.AddGrade('B');
book.AddGrade('A');
book.AddGrade('C');
// act
var result = book.GetStatistics();
string path = $"{book.Name}.txt";
DiskBook.DeleteFile(path);
// assert
Assert.Equal(4, result.Size);
Assert.Equal(82.50, result.Average);
Assert.Equal('B', result.Letter);
Assert.Equal(330, result.Total);
}
public void GetBookSetName(DiskBook book, string name)
{
book = new DiskBook(name);
}
public void GradeGreaterThanOrEqualToZero()
{
var book = new DiskBook("test");
Assert.Throws <ArgumentException>(() => book.AddGrade(-5.0));
}
private void GetBookSetName(Book book, string name)
{
book = new DiskBook(name);
book.Name = name;
}
public void GradeLessOrEqualtoOneHundred()
{
var book = new DiskBook("test");
Assert.Throws <ArgumentException>(() => book.AddGrade(110.0));
}
public void FileNameEqual()
{
var book = new DiskBook("ClassGrades\\ClassA.csv");
Assert.Equal("ClassGrades\\ClassA.csv", book.Name);
}
public void BookNameIsNotNull()
{
Book book;
Assert.Throws <ArgumentException>(() => book = new DiskBook(null));
}
public void BookNameIsNotEmpty()
{
Book book;
Assert.Throws <ArgumentException>(() => book = new DiskBook(""));
}
private void SetName(DiskBook book, string name)
{
book.Name = name;
}
private void GetBookSetName(DiskBook book, string name)
{
book = new DiskBook(name);
}
public void SetName(DiskBook book, string name)
{
book.Name = name;
}
