public void FromZ85String_HelloWorld_Success()
{
var encodedString = "HelloWorld";
var expectedOutput = new byte[] { 0x86, 0x4F, 0xD2, 0x6F, 0xB5, 0x59, 0xF7, 0x5B };
var output = Z85Encoder.FromZ85String(encodedString);
Assert.Equal(expectedOutput, output);
}
public void FromZ85String_OutputSizeIsCorrect()
{
var encodedText = "ABCDE12345";
var expectedDecodeSize = 8; // 5 characters decode to 4 bytes
var output = Z85Encoder.FromZ85String(encodedText);
Assert.Equal(expectedDecodeSize, output.Length);
}
public void ToZ85String_PaddingRequired_OutputSizeIsCorrect()
{
var input = "HelloWorld";
var inputBytes = System.Text.Encoding.Default.GetBytes(input);
var expectedEncodeSize = 15 + 1; // 4 bytes become 5, so with padding HelloWorld is 15 bytes encoded (+1 for padding value)
var output = Z85Encoder.ToZ85String(inputBytes, true);
Assert.Equal(expectedEncodeSize, output.Length);
}
public void ToZ85String_NoPaddingRequired_OutputSizeIsCorrect()
{
var input = "ABCD1234";
var inputBytes = Encoding.Default.GetBytes(input);
var expectedEncodeSize = 10; // 4 bytes become 5
var output = Z85Encoder.ToZ85String(inputBytes, false);
Assert.Equal(expectedEncodeSize, output.Length);
}
public void EncodeDecode_PaddingRequired_Success()
{
var input = "HelloWorld"; // 10 bytes - NOT divisible by 4 with no remainder
var inputBytes = System.Text.Encoding.Default.GetBytes(input);
var outputBytes = Z85Encoder.FromZ85String(Z85Encoder.ToZ85String(inputBytes, true));
var output = System.Text.Encoding.Default.GetString(outputBytes);
Assert.Equal(input, output);
}
public void EncodeDecode_NoPaddingRequired_Success()
{
var input = "RiAZ3bax"; // 8 bytes - divisible by 4 with no remainder
var inputBytes = System.Text.Encoding.Default.GetBytes(input);
var outputBytes = Z85Encoder.FromZ85String(Z85Encoder.ToZ85String(inputBytes, false));
var output = System.Text.Encoding.Default.GetString(outputBytes);
Assert.Equal(input, output);
}
public void FromZ85String_PaddingCharacterIncorrectValue_ThrowsException()
{
var encodedText = "InvalidChr4"; // Padding char must be 0, 1, 2 or 3
Assert.Throws <ArgumentException>(() => Z85Encoder.FromZ85String(encodedText));
}
public void FromZ85String_PaddingCharacterNotDigit_ThrowsException()
{
var encodedText = "IllegalChrA"; // Padding char must be 0, 1, 2 or 3
Assert.Throws <ArgumentException>(() => Z85Encoder.FromZ85String(encodedText));
}
public void FromZ85String_InputSizeIncorrect_ThrowsException()
{
var encodedText = "WrongSize"; // Length - 1 not divisible by 5
Assert.Throws <ArgumentException>(() => Z85Encoder.FromZ85String(encodedText));
}
