public static IEnumerable<object[]> NumberGroupSizes_TestData()
{
yield return new object[] { NumberFormatInfo.InvariantInfo, new int[] { 3 } };
yield return new object[] { new CultureInfo("en-US").NumberFormat, new int[] { 3 } };
// TODO: when dotnet/corefx#2103 is addressed, we should also check fr-FR
if (!PlatformDetection.IsUbuntu1510 && !PlatformDetection.IsUbuntu1604 && !PlatformDetection.IsUbuntu1610
&& !PlatformDetection.IsWindows7 && !PlatformDetection.IsWindows8x && !PlatformDetection.IsFedora24)
{
yield return new object[] { new CultureInfo("ur-IN").NumberFormat, NumberFormatInfoData.UrINNumberGroupSizes() };
}
}