public void CanSaveAndReadEntry()
{
var phoneBook = new PersistentPhoneBook(new MemoryStream());
var expected = new Entry
{
FirstName = "ayende",
LastName = "rahien",
Number = "01231412312312",
Type = "Home"
};
phoneBook.Create(expected);
var actual = phoneBook.ReadEntries().First();
Assert.Equal(expected, actual);
}
public void CanReadMultipleValues()
{
var phoneBook = new PersistentPhoneBook(new MemoryStream());
for (int i = 0; i < 5; i++)
{
var expected = new Entry
{
FirstName = "ayende",
LastName = "rahien",
Number = "01231412312312",
Type = "Home"
};
phoneBook.Create(expected);
}
Assert.Equal(5, phoneBook.ReadEntries().Count());
}
public void CanCreateAndEndEntry()
{
var phoneBook = new PersistentPhoneBook(new MemoryStream());
var expected = new Entry
{
FirstName = "ayende",
LastName = "rahien",
Number = "01231412312312",
Type = "Home"
};
phoneBook.Create(expected);
var fromPhoneBook = phoneBook.ReadEntries().First();
fromPhoneBook.LastName = "eini";
fromPhoneBook.FirstName = "oren";
phoneBook.Edit(fromPhoneBook);
var fromPhoneBook2 = phoneBook.ReadEntries().First();
Assert.Equal(fromPhoneBook, fromPhoneBook2);
}
public void Delete(Entry entry)
{
stream.Position = entry.PositionInFile;
stream.WriteByte((byte)EntryOptions.InvalidEntryV1);
}
public void Edit(Entry entry)
{
stream.Position = entry.PositionInFile;
WriteToStream(entry);
}
public void Create(Entry entry)
{
entry.PositionInFile = stream.Position;
WriteToStream(entry);
}
private void WriteToStream(Entry entry)
{
stream.WriteByte((byte)EntryOptions.StandardEntryV1);
WriteString(entry.FirstName);
WriteString(entry.LastName);
WriteString(entry.Number);
WriteString(entry.Type);
}
public void OnDisposeWillCompact()
{
var memoryStream = new MemoryStream();
var phoneBook = new PersistentPhoneBook(memoryStream, streamOwner:false);
for (int i = 0; i < 5; i++)
{
var expected = new Entry
{
FirstName = "ayende",
LastName = "rahien",
Number = "01231412312312",
Type = "Home"
};
phoneBook.Create(expected);
}
var before = memoryStream.Length;
var entry = phoneBook.ReadEntries()
.Skip(2).First();
phoneBook.Delete(entry);
Assert.Equal(before, memoryStream.Length); // shouldn't change
phoneBook.Dispose();
Assert.True(before > memoryStream.Length);
}
public void CanDeleteEntry()
{
var phoneBook = new PersistentPhoneBook(new MemoryStream());
for (int i = 0; i < 5; i++)
{
var expected = new Entry
{
FirstName = "ayende",
LastName = "rahien",
Number = "01231412312312",
Type = "Home"
};
phoneBook.Create(expected);
}
var entry = phoneBook.ReadEntries()
.Skip(2).First();
phoneBook.Delete(entry);
Assert.Equal(4, phoneBook.ReadEntries().Count());
}