// NB: We can not use Decode() since s_FlickrBase58Alphabet is not sorted.
public static long FromFlickrBase58String(string value)
{
Require.NotNull(value, nameof(value));
Require.True(value.Length <= BASE58_MAX_LENGTH, nameof(value));
long retval = 0L;
long multiplier = 1L;
for (int i = value.Length - 1; i >= 0; i--)
{
int index = Array.IndexOf(s_FlickrBase58Alphabet, value[i]);
if (index < 0)
{
throw new FormatException(
Format.Current(Strings.IllegalCharacter, value[i], i));
}
checked
{
retval += multiplier * index;
if (i != 0)
{
multiplier *= BASE58_ALPHABET_LENGTH;
}
}
}
return(retval);
}
public static long FromBase34String(string value)
{
Require.NotNull(value, nameof(value));
Require.True(value.Length <= BASE34_MAX_LENGTH, nameof(value));
return(Decode(value, s_Base34Alphabet, BASE34_ALPHABET_LENGTH));
}
public Moneypenny(long amount, Currency currency)
{
Require.True(currency.HasFixedDecimalPlaces, nameof(currency));
Amount = amount;
Currency = currency;
}
public static void True1()
{
Action act = () => {
Require.True(true, "paramName");
Require.True(true, "paramName", "My message");
};
Assert.DoesNotThrow(act);
}
/// <summary>
/// Obtains an instance of the <see cref="Currency" /> class associated
/// with the specified culture.
/// </summary>
/// <param name="cultureInfo">A culture info.</param>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="cultureInfo"/> is null.</exception>
/// <exception cref="ArgumentException">Thrown if <paramref name="cultureInfo"/> is neutral.</exception>
/// <exception cref="CurrencyNotFoundException">Thrown if no currency exists for the specified culture.</exception>
/// <returns>The currency for the specified culture info.</returns>
public static Currency ForCulture(CultureInfo cultureInfo)
{
Require.NotNull(cultureInfo, nameof(cultureInfo));
Require.True(
!cultureInfo.IsNeutralCulture,
nameof(cultureInfo),
Format.Current(Strings_Money.Argument_NeutralCultureNotSupported, cultureInfo));
return(ForRegion(new RegionInfo(cultureInfo.Name)));
}
public static void True2()
{
var paramName = "paramName";
Action act = () => Require.True(false, paramName);
var ex = Record.Exception(act);
Assert.NotNull(ex);
Assert.NotNull(ex.Message);
var argex = Assert.IsType <ArgumentException>(ex);
Assert.Equal(paramName, argex.ParamName);
}
public static void True3()
{
var paramName = "paramName";
var message = "My message";
Action act = () => Require.True(false, paramName, message);
var ex = Record.Exception(act);
Assert.NotNull(ex);
var argex = Assert.IsType <ArgumentException>(ex);
Assert.Equal(paramName, argex.ParamName);
// ArgumentException appends some info to our message.
Assert.StartsWith(message, ex.Message, StringComparison.OrdinalIgnoreCase);
}
public static void True_ThrowsArgumentException_ForFalse_1()
{
// Arrange
var paramName = "paramName";
Action act = () => Require.True(false, paramName);
// Act
var ex = Record.Exception(act);
// Assert
Assert.NotNull(ex);
Assert.NotNull(ex.Message);
var argex = Assert.IsType <ArgumentException>(ex);
Assert.Equal(paramName, argex.ParamName);
}
/// <summary>
/// Register a currency not part of ISO 4217.
/// <para>It can also be useful when the library is not up-to-date with the ISO 4217 list
/// of active currencies.</para>
/// </summary>
/// <remarks>
/// <para>All currencies registered via this method have the <see cref="CurrencyTypes.UserDefined"/>
/// type. In particular, they inherit the <see cref="CurrencyTypes.Circulating"/> type; as a
/// consequence, you can not register a withdrawn currency.</para>
/// <para>If you have more than one currency to register, you should use
/// <see cref="RegisterCurrencies(Dictionary{String, Int16?})"/> instead.</para>
/// <para>This method is thread-safe.</para>
/// </remarks>
/// <param name="code">The three letters code.</param>
/// <param name="minorUnits">The number of minor units; null if the currency does not have
/// a minor currency unit and <see cref="UnknownMinorUnits"/> if the status is unknown.</param>
/// <returns>true if the operation succeeded; otherwise, false.</returns>
/// <exception cref="ArgumentException">Thrown if the candidate currency does not meet
/// the requirements: a <paramref name="code"/> must be of length 3 and made of ASCII
/// uppercase letters, and <paramref name="minorUnits"/>, if not null, must be greater than
/// or equal to zero and lower than or equal to 28.</exception>
public static bool RegisterCurrency(string code, short?minorUnits)
{
// REVIEW: Should we relax the constraints we impose on the code value for user-defined
// currencies? JavaMoney does it, but I am not very convinced that there are enough
// good reasons for the complications it will imply. Nevertheless, if we decided
// to do this, there will a problem with MinorCurrencyCode and we would have to review
// all guards wherever we accept a code as input.
Require.NotNull(code, nameof(code));
// A currency code MUST be composed of exactly 3 letters.
// A currency code MUST only contain uppercase ASCII letters.
Require.True(
ValidateCode(code),
nameof(code),
Format.Current(Strings_Money.Argument_InvalidCurrencyCode, code));
Require.True(
ValidateMinorUnits(minorUnits),
nameof(minorUnits),
Format.Current(Strings_Money.Argument_InvalidCurrencyMinorUnits, minorUnits));
// Codes and WithdrawnCodes are immutable, so no concurrency problems here.
if (Codes.ContainsKey(code) || WithdrawnCodes.Contains(code))
{
return(false);
}
lock (s_UserCodesLock)
{
if (!s_UserCodes.ContainsKey(code))
{
s_UserCodes.Add(code, minorUnits);
return(true);
}
}
return(false);
}
public static void True_DoesNotThrow_ForTrue_2() => Require.True(true, "paramName", "My message");
public static void True_DoesNotThrow_ForTrue_1() => Require.True(true, "paramName");
internal void ThrowIfCurrencyMismatch(Money money, string parameterName)
=> Require.True(
Currency == money.Currency,
parameterName,
Format.Current(Strings_Money.CurrencyMismatch, Currency, money.Currency));
