public void TestObfuscateSame()
{
string obfuscated = this.obfuscator.Obfuscate("test", "testKey");
AssertEquals(obfuscated, this.obfuscator.Obfuscate("test", "testKey"));
IObfuscator same = new AesObfuscator(Salt, Package, Device);
AssertEquals(obfuscated, same.Obfuscate("test", "testKey"));
AssertEquals("test", same.Unobfuscate(obfuscated, "testKey"));
}
public void TestUnobfuscateDifferentPackage()
{
string obfuscated = this.obfuscator.Obfuscate("test", "testKey");
IObfuscator differentPackage = new AesObfuscator(Salt, "package2", Device);
try
{
differentPackage.Unobfuscate(obfuscated, "testKey");
Fail("Should have thrown ValidationException");
}
catch (ValidationException)
{
}
}
public void TestUnobfuscateDifferentSalt()
{
string obfuscated = this.obfuscator.Obfuscate("test", "testKey");
IObfuscator differentSalt = new AesObfuscator(new byte[] { 1 }, Package, Device);
try
{
differentSalt.Unobfuscate(obfuscated, "testKey");
Fail("Should have thrown ValidationException");
}
catch (ValidationException)
{
}
}
public void TestUnobfuscateAvoidBadPaddingException()
{
// Length should be equal to the cipher block size, to make sure that all padding lengths
// are accounted for.
for (int length = 0; length < 255; length++)
{
char[] data = Enumerable.Repeat('0', length).ToArray();
string input = Java.Lang.String.ValueOf(data);
string obfuscated = this.obfuscator.Obfuscate(input, "testKey");
IObfuscator differentSalt = new AesObfuscator(new byte[] { 1 }, Package, Device);
try
{
differentSalt.Unobfuscate(obfuscated, "testKey");
Fail("Should have thrown ValidationException");
}
catch (ValidationException)
{
}
}
}