Fix instable 006_login_trigger.pl test

Handling of login trigger FATAL error could cause a timing-dependant panic of
IPC::Run.  This commit excludes checks which involves handling of such errors.

Reported-by: Tom Lane
Discussion: https://postgr.es/m/2268825.1698618066%40sss.pgh.pa.us

diff --git a/src/test/authentication/t/006_login_trigger.pl b/src/test/authentication/t/006_login_trigger.pl
index 24beb0a0b2da9c1fd49fc229468412a36665312e..3f1a8a7c457c99166b201d2efbd286e305945317 100644 (file)
--- a/src/test/authentication/t/006_login_trigger.pl
+++ b/src/test/authentication/t/006_login_trigger.pl
@@ -143,27 +143,16 @@ psql_command(
    log_exact => '2',
    err_like => [qr/You are welcome/]);
 
-# Try to log as allowed Alice and disallowed Mallory (two times)
+# Try to login as allowed Alice.  We don't check the Mallroy login, because
+# FATAL error could cause a timing-dependant panic of IPC::Run.
 psql_command(
    $node, 'SELECT 1;', 0, 'try regress_alice',
    connstr => 'user=regress_alice',
    log_exact => '1',
    err_like => [qr/You are welcome/],
    err_unlike => [qr/You are NOT welcome/]);
-psql_command(
-   $node, 'SELECT 1;', 2, 'try regress_mallory',
-   connstr => 'user=regress_mallory',
-   log_exact => '',
-   err_like => [qr/You are NOT welcome/],
-   err_unlike => [qr/You are welcome/]);
-psql_command(
-   $node, 'SELECT 1;', 2, 'try regress_mallory',
-   connstr => 'user=regress_mallory',
-   log_exact => '',
-   err_like => [qr/You are NOT welcome/],
-   err_unlike => [qr/You are welcome/]);
 
-# Check that Alice's login record is here, while the Mallory's one is not
+# Check that Alice's login record is here
 psql_command(
    $node, 'SELECT * FROM user_logins;', 0, 'select *',
    log_like => [qr/3\|regress_alice/],