public void And_Encoded_Value_Is_Empty_String_Then_Throws_Exception(EncodingType encodingType, long expectedResult)
{
//Arrange
var config = EncodingConfigHelper.GenerateRandomConfig();
var encodingTypeConfig = config.Encodings.Single(x => x.EncodingType == encodingType.ToString());
var hashids = new Hashids(encodingTypeConfig.Salt, encodingTypeConfig.MinHashLength, encodingTypeConfig.Alphabet);
//Act
var encodingService = new EncodingService(config);
//Assert
Assert.Throws <ArgumentException>(() => encodingService.Decode("", encodingType));
}
public void Then_Decodes_Based_On_EncodingType(EncodingType encodingType, long expectedResult)
{
//Arrange
var config = EncodingConfigHelper.GenerateRandomConfig();
var encodingTypeConfig = config.Encodings.Single(x => x.EncodingType == encodingType.ToString());
var hashids = new Hashids(encodingTypeConfig.Salt, encodingTypeConfig.MinHashLength, encodingTypeConfig.Alphabet);
var valueToDecode = hashids.EncodeLong(expectedResult);
//Act
var encodingService = new EncodingService(config);
var result = encodingService.Decode(valueToDecode, encodingType);
//Assert
Assert.AreEqual(expectedResult, result);
}
public void And_Encoded_Value_Is_Invalid_Then_Sets_Result_To_Zero_And_Returns_False(EncodingType encodingType)
{
//Arrange
var config = EncodingConfigHelper.GenerateRandomConfig();
var encodingTypeConfig = config.Encodings.Single(x => x.EncodingType == encodingType.ToString());
var hashids = new Hashids(encodingTypeConfig.Salt, encodingTypeConfig.MinHashLength, encodingTypeConfig.Alphabet);
var valueToDecode = "THIS_IS_NOT_A_VALID_ENCODED_VALUE";
//Act
var encodingService = new EncodingService(config);
var result = encodingService.TryDecode(valueToDecode, encodingType, out var decodedValue);
//Assert
Assert.IsFalse(result);
Assert.AreEqual(0, decodedValue);
}
public void And_Encoded_Value_Is_Valid_Then_Sets_Result_To_Decoded_Value_And_Returns_True(EncodingType encodingType, long expectedResult)
{
//Arrange
var config = EncodingConfigHelper.GenerateRandomConfig();
var encodingTypeConfig = config.Encodings.Single(x => x.EncodingType == encodingType.ToString());
var hashids = new Hashids(encodingTypeConfig.Salt, encodingTypeConfig.MinHashLength, encodingTypeConfig.Alphabet);
var valueToDecode = hashids.EncodeLong(expectedResult);
//Act
var encodingService = new EncodingService(config);
var result = encodingService.TryDecode(valueToDecode, encodingType, out var decodedValue);
//Assert
Assert.IsTrue(result);
Assert.AreEqual(expectedResult, decodedValue);
}