Re: Rewriting the test of pg_upgrade as a TAP test - take three - remastered set

Hi,

On 2022-01-18 11:20:16 +0900, Michael Paquier wrote:
> On Sat, Jan 15, 2022 at 01:52:39PM +0800, Julien Rouhaud wrote:
> > libpq environment variable PGHOST has a non-local server value:
C:/Users/ContainerAdministrator/AppData/Local/Temp/FhBIlsw6SV
> > Failure, exiting
> > not ok 3 - run of pg_upgrade for new instance
> 
> There are two things here, as far as I understand:
> 1) This is a valid Windows path.  So shouldn't we fix pg_upgrade's
> server.c to be a bit more compliant with Windows paths?  The code
> accepts only paths beginning with '/' as local paths, so this breaks.

It also doesn't handle @ correctly. Makes sense to fix. Should probably use
the same logic that libpq, psql, ... use?

            if (is_unixsock_path(ch->host))
                ch->type = CHT_UNIX_SOCKET;

that'd basically be the same amount of code. And easier to understand.

Greetings,

Andres Freund