Add regression tests for psql \g piped into a program

Author: Daniel Vérité
Reviewed-by: Peter Eisentraut
Discussion: https://www.postgresql.org/message-id/33ce8350-8cd1-45ff-a5fe-f9be7bc70649%40manitou-mail.org
This commit is contained in:
Heikki Linnakangas 2023-10-02 11:46:25 +03:00
parent c8ec5e0543
commit be8d4cb13c

View File

@ -405,4 +405,32 @@ psql_fails_like(
qr/iteration count is specified more than once/,
'\watch, iteration count is specified more than once');
# Test \g output piped into a program.
# The program is perl -pe '' to simply copy the input to the output.
my $g_file = "$tempdir/g_file_1.out";
my $perlbin = $^X;
$perlbin =~ s!\\!/!g if $PostgreSQL::Test::Utils::windows_os;
my $pipe_cmd = "$perlbin -pe '' >$g_file";
psql_like($node, "SELECT 'one' \\g | $pipe_cmd", qr//, "one command \\g");
my $c1 = slurp_file($g_file);
like($c1, qr/one/);
psql_like($node, "SELECT 'two' \\; SELECT 'three' \\g | $pipe_cmd", qr//, "two commands \\g");
my $c2 = slurp_file($g_file);
like($c2, qr/two.*three/s);
psql_like($node, "\\set SHOW_ALL_RESULTS 0\nSELECT 'four' \\; SELECT 'five' \\g | $pipe_cmd", qr//,
"two commands \\g with only last result");
my $c3 = slurp_file($g_file);
like($c3, qr/five/);
unlike($c3, qr/four/);
psql_like($node, "copy (values ('foo'),('bar')) to stdout \\g | $pipe_cmd",
qr//,
"copy output passed to \\g pipe");
my $c4 = slurp_file($g_file);
like($c4, qr/foo.*bar/s);
done_testing();