public async Task Invoke(HttpContext context)
{
// Use ReplaceCultureAttribute to avoid thread consistency checks in CultureReplacer. await doesn't
// necessarily end on the original thread. For this case, problems arise when next middleware throws. Can
// remove the thread consistency checks once culture is (at least for .NET 4.6) handled using
// AsyncLocal<CultureInfo>.
try
{
_replaceCulture.Before(methodUnderTest: null);
await _next(context);
}
finally
{
_replaceCulture.After(methodUnderTest: null);
}
}
public void BeforeAndAfterTest_ReplacesCulture()
{
// Arrange
var originalCulture = CultureInfo.CurrentCulture;
var originalUICulture = CultureInfo.CurrentUICulture;
var culture = "de-DE";
var uiCulture = "fr-CA";
var replaceCulture = new ReplaceCultureAttribute(culture, uiCulture);
// Act
replaceCulture.Before(methodUnderTest: null);
// Assert
Assert.Equal(new CultureInfo(culture), CultureInfo.CurrentCulture);
Assert.Equal(new CultureInfo(uiCulture), CultureInfo.CurrentUICulture);
// Act
replaceCulture.After(methodUnderTest: null);
// Assert
Assert.Equal(originalCulture, CultureInfo.CurrentCulture);
Assert.Equal(originalUICulture, CultureInfo.CurrentUICulture);
}