Tweak diagnostics for Dns_GetHostEntry_HostString_Ok failures in CI (dotnet/corefx...
authorStephen Toub <stoub@microsoft.com>
Mon, 24 Jun 2019 21:21:07 +0000 (17:21 -0400)
committerGitHub <noreply@github.com>
Mon, 24 Jun 2019 21:21:07 +0000 (17:21 -0400)
commit2ffd7ec3962349db840e9b47763d42cd8363249a
treeb4f2c3cee03a3fe758e9626ec9f47c770694d0d3
parentba50a8e313d0be65559476700a893b18aae8c69f
Tweak diagnostics for Dns_GetHostEntry_HostString_Ok failures in CI (dotnet/corefx#38831)

Gather more details when Dns.GetHostEntry("") fails in CI with "Name or service not known".

Commit migrated from https://github.com/dotnet/corefx/commit/ba5c2769a01a8480824ce1b3a3cf40408325ff94
src/libraries/System.Net.NameResolution/tests/FunctionalTests/GetHostEntryTest.cs