public void PassWithBytes()
{
byte[] key = Encoding.UTF8.GetBytes("12345678901234567890123456789012");
byte[] message1 = Encoding.Default.GetBytes("1234567887654321");
byte[] message2 = Encoding.Default.GetBytes("test");
byte[] message3 = Encoding.Default.GetBytes("message");
byte[] message4 = Encoding.Default.GetBytes("message");
var mac1 = Mac.Generate(key, message1);
var mac2 = Mac.Generate(key, message2);
var mac3 = Mac.Generate(key, message3);
var mac4 = Mac.Generate(key, message4);
Assert.IsNotNull(mac1);
Assert.IsNotNull(mac2);
Assert.IsNotNull(mac3);
Assert.IsNotNull(mac4);
Assert.IsNotEmpty(mac1);
Assert.IsNotEmpty(mac2);
Assert.IsNotEmpty(mac3);
Assert.IsNotEmpty(mac4);
Assert.AreNotEqual(mac1, mac2);
Assert.AreNotEqual(mac2, mac3);
Assert.AreEqual(mac4, mac3);
}
public void FailWithEmptyData()
{
byte[] key = Encoding.UTF8.GetBytes("12345678901234567890123456789012");
byte[] message = Encoding.Default.GetBytes("1234567887654321");
Assert.Throws <ArgumentException>(() => Mac.Generate(new byte[] { }, message));
Assert.Throws <ArgumentException>(() => Mac.Generate(key, new byte[] { }));
Assert.Throws <ArgumentException>(() => Mac.Generate(new byte[] { }, new byte[] { }));
}
public void PassWithStrings()
{
var mac1 = Mac.Generate("12345678901234567890123456789012", "1234567887654321");
var mac2 = Mac.Generate("12345678901234567890123456789012", "test");
var mac3 = Mac.Generate("12345678901234567890123456789012", "message");
var mac4 = Mac.Generate("12345678901234567890123456789012", "message");
Assert.IsNotNull(mac1);
Assert.IsNotNull(mac2);
Assert.IsNotNull(mac3);
Assert.IsNotNull(mac4);
Assert.IsNotEmpty(mac1);
Assert.IsNotEmpty(mac2);
Assert.IsNotEmpty(mac3);
Assert.IsNotEmpty(mac4);
Assert.AreNotEqual(mac1, mac2);
Assert.AreNotEqual(mac2, mac3);
Assert.AreEqual(mac4, mac3);
}
public void FailWithNullData()
{
Assert.Throws <ArgumentNullException>(() => Mac.Generate(null, "1234567887654321"));
Assert.Throws <ArgumentNullException>(() => Mac.Generate("12345678901234567890123456789012", null));
Assert.Throws <ArgumentNullException>(() => Mac.Generate((byte[])null, null));
}
public void FailWithShortKey()
{
Assert.Throws <ArgumentException>(() => Mac.Generate("12345678901234567890123456789", "message"));
}