private static async Task TestGetHostAddressesAsync(Func <Task <IPAddress[]> > getHostAddressesFunc)
{
Task <IPAddress[]> hostEntryTask1 = getHostAddressesFunc();
Task <IPAddress[]> hostEntryTask2 = getHostAddressesFunc();
await TestSettings.WhenAllOrAnyFailedWithTimeout(hostEntryTask1, hostEntryTask2);
IPAddress[] list1 = hostEntryTask1.Result;
IPAddress[] list2 = hostEntryTask2.Result;
Assert.NotNull(list1);
Assert.NotNull(list2);
Assert.Equal(list1.Length, list2.Length);
var set = new HashSet <IPAddress>();
for (int i = 0; i < list1.Length; i++)
{
Assert.Equal(list1[i], list2[i]);
Assert.True(set.Add(list1[i]), "Multiple entries for address " + list1[i]);
}
}
public async Task Dns_GetHostEntryAsync_IPAddress_Ok()
{
IPAddress localIPAddress = await TestSettings.GetLocalIPAddress();
TestGetHostEntryAsync(() => Dns.GetHostEntryAsync(localIPAddress));
}
public async Task GetHostEntryAsyncWithAddress()
{
IPAddress localIPAddress = await TestSettings.GetLocalIPAddress();
GetHostEntryAsync(() => Dns.GetHostEntryAsync(localIPAddress));
}