public void StressTestStringEncryptionUniqueness()
{
Dictionary <string, string> results = new Dictionary <string, string>();
int times = 1000;
Random r = new Random();
List <string> randomInput = GetRandomStrings(times, 20, char.MinValue, char.MaxValue);
for (int i = 0; i < times; i++)
{
var plain = randomInput[i];
var enc = FPEWrapper.EncryptString(key, tweak, plain);
var dec = FPEWrapper.DecryptString(key, tweak, enc);
Console.WriteLine($"Src:{enc}, Dest:{dec}");
Assert.AreEqual(plain, dec);
Assert.AreEqual(plain.Length, dec.Length);
if (results.ContainsKey(enc))
{
Assert.Fail($"results already contains Encrypted value:{enc} for Plain text:{results[enc]}");
}
else
{
results.Add(enc, plain);
}
}
}
public void TestSafeIntEncryptionMinusOne()
{
int initial = -1;
var encryptedValue = FPEWrapper.EncryptSafeInt(key, tweak, initial);
var decryptedValue = FPEWrapper.DecryptSafeInt(key, tweak, encryptedValue);
Assert.AreEqual(initial, decryptedValue);
}
public void TestIntEncryptionMaxMinusTwo()
{
int initial = int.MaxValue - 2;
var encryptedValue = FPEWrapper.EncryptInt(key, tweak, initial);
var decryptedValue = FPEWrapper.DecryptInt(key, tweak, encryptedValue);
Assert.AreEqual(initial, decryptedValue);
}
public void TestIntToIntRankingMinPlusOne()
{
int initial = FPEWrapper.MinAllowedSafeInt + 1;
var rankedValue = FPEWrapper.RankIntToSafeInt(initial);
var unrankedValue = FPEWrapper.UnrankSafeIntToInt(rankedValue);
Assert.AreEqual(initial, unrankedValue);
}
public void TestSafeIntEncryptionMinPlusTwo()
{
int initial = FPEWrapper.MinAllowedSafeInt + 2;
var encryptedValue = FPEWrapper.EncryptSafeInt(key, tweak, initial);
var decryptedValue = FPEWrapper.DecryptSafeInt(key, tweak, encryptedValue);
Assert.AreEqual(initial, decryptedValue);
}
public void TestRankingLongZero()
{
long initial = 0;
var rankedValue = FPEWrapper.RankLong(initial);
var unrankedValue = FPEWrapper.UnrankLong(rankedValue);
Assert.AreEqual(initial, unrankedValue);
}
public void TestDecimalEncryptionMinusOne()
{
Decimal initial = -1;
var encryptedValue = FPEWrapper.EncryptDecimal(key, tweak, initial);
var decryptedValue = FPEWrapper.DecryptDecimal(key, tweak, encryptedValue);
Assert.AreEqual(initial, decryptedValue);
}
public void TestRankingMinPlusOne()
{
int initial = int.MinValue + 1;
var rankedValue = FPEWrapper.RankInt(initial);
var unrankedValue = FPEWrapper.UnrankInt(rankedValue);
Assert.AreEqual(initial, unrankedValue);
}
public void TestDecimalEncryptionMinPlusTwo()
{
Decimal initial = FPEWrapper.MinAllowedDecimal + 0.00002M;
var encryptedValue = FPEWrapper.EncryptDecimal(key, tweak, initial);
var decryptedValue = FPEWrapper.DecryptDecimal(key, tweak, encryptedValue);
Assert.AreEqual(initial, decryptedValue);
}
public void TestIntToIntRankingZero()
{
int initial = 0;
var rankedValue = FPEWrapper.RankIntToSafeInt(initial);
var unrankedValue = FPEWrapper.UnrankSafeIntToInt(rankedValue);
Assert.AreEqual(initial, unrankedValue);
}
public void TestLongEncryptionMinPlusTwo()
{
long initial = long.MinValue + 2;
var encryptedValue = FPEWrapper.EncryptLong(key, tweak, initial);
var decryptedValue = FPEWrapper.DecryptLong(key, tweak, encryptedValue);
Assert.AreEqual(initial, decryptedValue);
}
public void TestLongEncryptionZero()
{
long initial = 0;
var encryptedValue = FPEWrapper.EncryptLong(key, tweak, initial);
var decryptedValue = FPEWrapper.DecryptLong(key, tweak, encryptedValue);
Assert.AreEqual(initial, decryptedValue);
}
public void TestRankingLongMinPlusOne()
{
long initial = long.MinValue + 1;
var rankedValue = FPEWrapper.RankLong(initial);
var unrankedValue = FPEWrapper.UnrankLong(rankedValue);
Assert.AreEqual(initial, unrankedValue);
}
public void TestDecimalEncryptionFiveDecimalPoints()
{
Decimal initial = 0.00001M;
var encryptedValue = FPEWrapper.EncryptDecimal(key, tweak, initial);
var decryptedValue = FPEWrapper.DecryptDecimal(key, tweak, encryptedValue);
Assert.AreEqual(initial, decryptedValue);
}
public void TestSqlDateEncryption2()
{
var plain = new DateTime(1984, 10, 1);
DateTime enc = FPEWrapper.EncryptSqlDateTime(key, tweak, plain);
DateTime dec = FPEWrapper.DecryptSqlDateTime(key, tweak, enc);
Assert.AreEqual(plain, dec);
}
public void TestSqlDateEncryption()
{
var plain = DateTime.Now;
DateTime enc = FPEWrapper.EncryptSqlDateTime(key, tweak, plain);
DateTime dec = FPEWrapper.DecryptSqlDateTime(key, tweak, enc);
Assert.AreEqual(plain, dec);
}
public void TestULongEncryptionMin()
{
ulong plain = ulong.MinValue + 1;
var enc = FPEWrapper.EncryptULong(key, tweak, plain);
var dec = FPEWrapper.DecryptULong(key, tweak, enc);
Assert.AreEqual(plain, dec);
}
public void TestUIntEncryptionZero()
{
uint plain = 0;
var enc = FPEWrapper.EncryptUInt(key, tweak, plain);
var dec = FPEWrapper.DecryptUInt(key, tweak, enc);
Assert.AreEqual(plain, dec);
}
public void TestSqlDateEncryptionMax()
{
var plain = FPEWrapper.MaxPossibleSqlDate;
DateTime enc = FPEWrapper.EncryptSqlDateTime(key, tweak, plain);
DateTime dec = FPEWrapper.DecryptSqlDateTime(key, tweak, enc);
Assert.AreEqual(plain, dec);
}
public void TestUIntEncryptionMin()
{
uint plain = uint.MinValue + 1;
var enc = FPEWrapper.EncryptUInt(key, tweak, plain);
var dec = FPEWrapper.DecryptUInt(key, tweak, enc);
Assert.AreEqual(plain, dec);
}
public void TestStringEncryption()
{
var plain = "hello world";
var enc = FPEWrapper.EncryptString(key, tweak, plain);
var dec = FPEWrapper.DecryptString(key, tweak, enc);
Assert.AreEqual(plain, dec);
Assert.AreEqual(plain.Length, dec.Length);
}
public void TestStringEncryptionUniqueness()
{
Dictionary <string, string> results = new Dictionary <string, string>();
List <string> randomInput = new List <string>()
{
"01",
"02",
"03",
"04",
"05",
"06",
"07",
"08",
"09",
"1",
"10",
"11",
"12",
"13",
"14",
"15",
"16",
"17",
"18",
"19",
"99",
"Demo"
};
for (int i = 0; i < randomInput.Count; i++)
{
var plain = randomInput[i];
var enc = FPEWrapper.EncryptString(key, tweak, plain);
var dec = FPEWrapper.DecryptString(key, tweak, enc);
Console.WriteLine($"Src:{enc}, Dest:{dec}");
Assert.AreEqual(plain, dec);
Assert.AreEqual(plain.Length, dec.Length);
if (results.ContainsKey(enc))
{
Assert.Fail($"results already contains Encrypted value:{enc} for Plain text:{results[enc]}");
}
else
{
results.Add(enc, plain);
}
}
}
public void StressTestSafeIntEncryption()
{
Random r = new Random();
int times = 10000;
for (int i = 0; i < times; i++)
{
int plain = r.Next(FPEWrapper.MinAllowedSafeInt, FPEWrapper.MaxAllowedSafeInt);
var encryptedValue = FPEWrapper.EncryptSafeInt(key, tweak, plain);
var decryptedValue = FPEWrapper.DecryptSafeInt(key, tweak, encryptedValue);
Console.WriteLine($"Src:{plain}, Dest:{decryptedValue}");
Assert.AreEqual(plain, decryptedValue);
}
}
public void StressTestDecimalEncryption()
{
Random r = new Random();
int times = 10000;
for (int i = 0; i < times; i++)
{
Decimal plain = r.Next(int.MinValue + 2, int.MaxValue - 2);
var enc = FPEWrapper.EncryptDecimal(key, tweak, plain);
var dec = FPEWrapper.DecryptDecimal(key, tweak, enc);
Console.WriteLine($"Src:{enc}, Dest:{dec}");
Assert.AreEqual(plain, dec);
}
}
public void TestULongEncryptionRandom()
{
Random r = new Random();
int times = 1000;
for (int i = 0; i < times; i++)
{
ulong plain = (ulong)r.Next(0, int.MaxValue);
var enc = FPEWrapper.EncryptULong(key, tweak, plain);
var dec = FPEWrapper.DecryptULong(key, tweak, enc);
Assert.AreEqual(plain, dec);
}
}
public void StressTestStringEncryption()
{
Random r = new Random();
int times = 1000;
for (int i = 0; i < times; i++)
{
var plain = GetRandomString(20);
var enc = FPEWrapper.EncryptString(key, tweak, plain);
var dec = FPEWrapper.DecryptString(key, tweak, enc);
Console.WriteLine($"Src:{enc}, Dest:{dec}");
Assert.AreEqual(plain, dec);
Assert.AreEqual(plain.Length, dec.Length);
}
}
public void StressTestSqlDateEncryption()
{
Random r = new Random();
int times = 10000;
for (int i = 0; i < times; i++)
{
int year = r.Next(1900, 2020);
int month = r.Next(1, 12);
int date = r.Next(1, 28);
int hour = r.Next(0, 23);
int minute = r.Next(0, 59);
int sec = r.Next(0, 59);
int ms = r.Next(0, 999);
var plain = new DateTime(year, month, date, hour, minute, sec, ms);
DateTime enc = FPEWrapper.EncryptSqlDateTime(key, tweak, plain);
DateTime dec = FPEWrapper.DecryptSqlDateTime(key, tweak, enc);
Console.WriteLine($"Src:{enc}, Dest:{dec}");
Assert.AreEqual(plain, dec);
}
}
public void TestDecimalEncryptionMaxMinusOne()
{
FPEWrapper.EncryptDecimal(key, tweak, FPEWrapper.MaxAllowedDecimal - 0.00001M);
}
public void TestDecimalEncryptionMinPlusOne()
{
FPEWrapper.EncryptDecimal(key, tweak, FPEWrapper.MinAllowedDecimal + 0.00001M);
}
public void TestDecimalEncryptionMin()
{
FPEWrapper.EncryptDecimal(key, tweak, FPEWrapper.MinAllowedDecimal);
}