public void GetDefaultAbbreviationFallsBackToUsEnglishCulture()
{
var oldCurrentCulture = CultureInfo.CurrentCulture;
var oldCurrentUICulture = CultureInfo.CurrentUICulture;
try
{
// CurrentCulture affects number formatting, such as comma or dot as decimal separator.
// CurrentUICulture affects localization, in this case the abbreviation.
// Zulu (South Africa)
var zuluCulture = new CultureInfo("zu-ZA");
CultureInfo.CurrentCulture = CultureInfo.CurrentUICulture = zuluCulture;
var abbreviationsCache = new UnitAbbreviationsCache();
abbreviationsCache.MapUnitToAbbreviation(CustomUnit.Unit1, AmericanCulture, "US english abbreviation for Unit1");
// Act
string abbreviation = abbreviationsCache.GetDefaultAbbreviation(CustomUnit.Unit1, zuluCulture);
// Assert
Assert.Equal("US english abbreviation for Unit1", abbreviation);
}
finally
{
CultureInfo.CurrentCulture = oldCurrentCulture;
CultureInfo.CurrentUICulture = oldCurrentUICulture;
}
}
public void MapUnitToDefaultAbbreviation_GivenUnitAndCulture_SetsDefaultAbbreviationForUnitAndCulture()
{
var cache = new UnitAbbreviationsCache();
cache.MapUnitToDefaultAbbreviation(AreaUnit.SquareMeter, AmericanCulture, "m^2");
Assert.Equal("m^2", cache.GetDefaultAbbreviation(AreaUnit.SquareMeter, AmericanCulture));
}
public void MapUnitToAbbreviation_AddCustomUnit_DoesNotOverrideDefaultAbbreviationForAlreadyMappedUnits()
{
var cache = new UnitAbbreviationsCache();
cache.MapUnitToAbbreviation(AreaUnit.SquareMeter, AmericanCulture, "m^2");
Assert.Equal("m²", cache.GetDefaultAbbreviation(AreaUnit.SquareMeter));
}
public void GetDefaultAbbreviationThrowsNotImplementedExceptionIfNoneExist()
{
var unitAbbreviationCache = new UnitAbbreviationsCache();
Assert.Throws <NotImplementedException>(() => unitAbbreviationCache.GetDefaultAbbreviation(CustomUnit.Unit1));
}
