public void WriteHeaderTest()
{
var firstName = Path.Combine(testFolder, "file.rsa");
using (writer = new RsaFileWriter(15, firstName, 10)) {
var hashCode = new byte[] {
1, 2, 3, 4,
5, 6, 7, 8,
9, 10, 11, 12,
13, 14, 15, 16
};
writer.WriteHeader(1000, hashCode);
}
var expectedBytes = new byte[] {
15, // версия
10, 0, // размер блока
232, 3, 0, 0, // размер исходного файла
0, 0, 0, 0, // размер исходного файла
1, 2, 3, 4, // хэш
5, 6, 7, 8, // хэш
9, 10, 11, 12, // хэш
13, 14, 15, 16 // хэш
};
TestHelper.CheckFile(firstName, expectedBytes);
}
public void WriteNextBlock_DigitGreaterThanBlockLength()
{
var firstName = Path.Combine(testFolder, "file.rsa");
using (writer = new RsaFileWriter(3, firstName, 2)) {
var number = BigNumber.FromBytes(new[] { 1, 67, 32, 150 });
Assert.Throws(typeof(ArgumentException), () => writer.WriteNextBlock(number));
}
}
public void DeleteTest()
{
var firstName = Path.Combine(testFolder, "file.rsa");
using (writer = new RsaFileWriter(15, firstName, 10)) {
writer.Delete();
}
Assert.IsFalse(File.Exists(firstName));
}
public void WriteNextBlock_DigitLessThanBlockLength()
{
var firstName = Path.Combine(testFolder, "file.rsa");
using (writer = new RsaFileWriter(3, firstName, 5)) {
var number = BigNumber.FromBytes(new[] { 1, 67, 32, 150 });
writer.WriteNextBlock(number);
}
var expectedBytes = new byte[] {
1, 67, 32, 150, 0
};
TestHelper.CheckFile(firstName, expectedBytes);
}
