public void GetAllBooksTest()
{
try
{
var book = new Book
{
Id = Guid.NewGuid(),
Title = "Some title",
Available = false,
};
File.WriteAllText(BookFileName, $"{book.Id}{CsvSeparator}{book.Title}{CsvSeparator}{book.Available}");
var bookRepository = new BookCsvRepository();
var actual = bookRepository.GetAllBooks();
actual.Count.Should().Be(1);
actual[0].Id.Should().Be(book.Id);
actual[0].Title.Should().Be(book.Title);
actual[0].Available.Should().Be(book.Available);
}
finally
{
File.Delete(BookFileName);
}
}
public void Update()
{
try
{
var book = new Book
{
Id = Guid.NewGuid(),
Title = "Some title",
Available = false,
};
File.WriteAllText(BookFileName, $"{book.Id}{CsvSeparator}{book.Title}{CsvSeparator}{book.Available}");
var bookRepository = new BookCsvRepository();
bookRepository.GetAllBooks();
book.Title = "New title";
bookRepository.Update(book);
var lines = File.ReadAllText(BookFileName)
.Split(new[] { "\r\n", "\r", "\n" }, StringSplitOptions.RemoveEmptyEntries);
lines.Length.Should().Be(1);
var rowData = lines[0].Split(CsvSeparator);
(Guid.Parse(rowData[0])).Should().Be(book.Id);
rowData[1].Should().Be(book.Title);
(bool.Parse(rowData[2])).Should().Be(book.Available);
}
finally
{
File.Delete(BookFileName);
}
}
public void Remove()
{
try
{
var book1 = new Book
{
Id = Guid.NewGuid(),
Title = "Title 1",
Available = false,
};
var book2 = new Book
{
Id = Guid.NewGuid(),
Title = "Title 2",
Available = true,
};
File.WriteAllText(BookFileName,
$"{book1.Id}{CsvSeparator}{book1.Title}{CsvSeparator}{book1.Available}{Environment.NewLine}"
+ $"{book2.Id}{CsvSeparator}{book2.Title}{CsvSeparator}{book2.Available}");
var bookRepository = new BookCsvRepository();
bookRepository.GetAllBooks();
bookRepository.Remove(book1);
var lines = File.ReadAllText(BookFileName)
.Split(new[] { "\r\n", "\r", "\n" }, StringSplitOptions.RemoveEmptyEntries);
lines.Length.Should().Be(1);
var rowData = lines[0].Split(CsvSeparator);
(Guid.Parse(rowData[0])).Should().Be(book2.Id);
rowData[1].Should().Be(book2.Title);
(bool.Parse(rowData[2])).Should().Be(book2.Available);
}
finally
{
File.Delete(BookFileName);
}
}