René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"macOS is hanging during webcmdlets tests","articleBody":"Consistent on my macBook and also affecting Travis-CI runs.\r\n\r\n\u003c!--\r\n\r\nFor Windows PowerShell 5.1 issues, suggestions, or feature requests please use the following link instead:\r\n- Windows PowerShell [UserVoice](https://windowsserver.uservoice.com/forums/301869-powershell)\r\n\r\nIf it is a bug report:\r\n- make sure you are able to repro it on the latest released version. \r\nYou can install the latest version from https://github.com/PowerShell/PowerShell/releases\r\n- Search the existing issues.\r\n- Refer to the [FAQ](https://github.com/PowerShell/PowerShell/blob/master/docs/FAQ.md).\r\n- Refer to the [known issues](https://github.com/PowerShell/PowerShell/blob/master/docs/KNOWNISSUES.md).\r\n- Fill out the following repro template:\r\n\r\nIf it's not a bug, please remove the template and elaborate the issue in your own words.\r\n--\u003e\r\n\r\nI believe @JamesWTruher was investigating if there is a race condition between the test listener being ready and the test case not receiving a response.\r\n\r\nReplace `HttpListener` tests:\r\n\r\n* [x] response (#5540)\r\n* [x] echo (#5840)\r\n* [x] redirect (#5872) \r\n* [x] linkheader (#5806)\r\n* [x] Disabled HttpListener from starting","author":{"url":"https://github.com/SteveL-MSFT","@type":"Person","name":"SteveL-MSFT"},"datePublished":"2017-11-15T18:34:01.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":30},"url":"https://github.com/5464/PowerShell/issues/5464"}