public void IndividualCharScrambleTest()
{
int index;
String input;
String expectedOutput;
String actualOutput;
for (index = 0; index < charMapping.GetLength(0); index++)
{
input = new String(charMapping[index, 0], 1);
expectedOutput = "A" + new String(charMapping[index, 1], 1);
actualOutput = PasswordScrambler.Scramble(input);
Assert.IsTrue(actualOutput.Equals(expectedOutput));
// Just to convince myself that we have iterated over all chars specified in the charMapping
if (index == 0)
{
Assert.IsTrue(input.Equals("!"));
}
else if (index == charMapping.GetLength(0) - 1)
{
Assert.IsTrue(input.Equals("z"));
}
}
}
public void ScrambleDescrambleTest()
{
char ch;
StringBuilder input;
String scrambledOutput;
String descrambledOutput;
input = new StringBuilder();
for (ch = (char)1; ch <= (char)0xFF; ch++)
{
input.Append(ch);
}
scrambledOutput = PasswordScrambler.Scramble(input.ToString());
descrambledOutput = PasswordScrambler.Descramble(scrambledOutput);
Assert.AreEqual(input.ToString(), descrambledOutput);
}
public void AllCharsScrambleTest()
{
int index;
StringBuilder input;
StringBuilder expectedOutput;
String actualOutput;
input = new StringBuilder();
expectedOutput = new StringBuilder();
expectedOutput.Append("A");
for (index = 0; index < charMapping.GetLength(0); index++)
{
input.Append(charMapping[index, 0]);
expectedOutput.Append(charMapping[index, 1]);
}
actualOutput = PasswordScrambler.Scramble(input.ToString());
Assert.AreEqual(expectedOutput.ToString(), actualOutput);
}