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-- test warnings and errors from plperl
create or replace function perl_elog(text) returns void language plperl as $$
my $msg = shift;
elog(NOTICE,$msg);
$$;
select perl_elog('explicit elog');
NOTICE: explicit elog
perl_elog
-----------
(1 row)
create or replace function perl_warn(text) returns void language plperl as $$
my $msg = shift;
warn($msg);
$$;
select perl_warn('implicit elog via warn');
WARNING: implicit elog via warn at line 4.
perl_warn
-----------
(1 row)
-- test strict mode on/off
SET plperl.use_strict = true;
create or replace function uses_global() returns text language plperl as $$
$global = 1;
$other_global = 2;
return 'uses_global worked';
$$;
ERROR: Global symbol "$global" requires explicit package name at line 3.
Global symbol "$other_global" requires explicit package name at line 4.
CONTEXT: compilation of PL/Perl function "uses_global"
select uses_global();
ERROR: function uses_global() does not exist
LINE 1: select uses_global();
^
HINT: No function matches the given name and argument types. You might need to add explicit type casts.
SET plperl.use_strict = false;
create or replace function uses_global() returns text language plperl as $$
$global = 1;
$other_global=2;
return 'uses_global worked';
$$;
select uses_global();
uses_global
--------------------
uses_global worked
(1 row)
-- make sure we don't choke on readonly values
do language plperl $$ elog(NOTICE, ${^TAINT}); $$;
NOTICE: 0
-- test recovery after "die"
create or replace function just_die() returns void language plperl AS $$
die "just die";
$$;
select just_die();
ERROR: just die at line 2.
CONTEXT: PL/Perl function "just_die"
create or replace function die_caller() returns int language plpgsql as $$
BEGIN
BEGIN
PERFORM just_die();
EXCEPTION WHEN OTHERS THEN
RAISE NOTICE 'caught die';
END;
RETURN 1;
END;
$$;
select die_caller();
NOTICE: caught die
die_caller
------------
1
(1 row)
create or replace function indirect_die_caller() returns int language plperl as $$
my $prepared = spi_prepare('SELECT die_caller() AS fx');
my $a = spi_exec_prepared($prepared)->{rows}->[0]->{fx};
my $b = spi_exec_prepared($prepared)->{rows}->[0]->{fx};
return $a + $b;
$$;
select indirect_die_caller();
NOTICE: caught die
NOTICE: caught die
indirect_die_caller
---------------------
2
(1 row)
-- Test non-ASCII error messages
--
-- Note: this test case is known to fail if the database encoding is
-- EUC_CN, EUC_JP, EUC_KR, or EUC_TW, for lack of any equivalent to
-- U+00A0 (no-break space) in those encodings. However, testing with
-- plain ASCII data would be rather useless, so we must live with that.
SET client_encoding TO UTF8;
create or replace function error_with_nbsp() returns void language plperl as $$
elog(ERROR, "this message contains a no-break space");
$$;
select error_with_nbsp();
ERROR: this message contains a no-break space at line 2.
CONTEXT: PL/Perl function "error_with_nbsp"
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