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#!/usr/bin/perl -w -I./t
# $Id: sql_type_cast.t 14890 2011-06-22 19:33:10Z mjevans $
#
# Test sql_type_cast via DiscardString and StrictlyTyped
#
use Test::More;
use strict;
use Devel::Peek;
use B qw( svref_2object SVf_IOK SVf_NOK SVf_POK );
#use JSON::XS;
#my $got_json_xs;
#eval {
# use JSON::XS
#};
#$go_json_xs = 1 unless $@;
$| = 1;
my $has_test_nowarnings = 1;
eval "require Test::NoWarnings";
$has_test_nowarnings = undef if $@;
my $tests = 9;
$tests += 1 if $has_test_nowarnings;
plan tests => $tests;
use DBI qw(:sql_types);
#1
use_ok('ODBCTEST');
my $dbh;
BEGIN {
if (!defined $ENV{DBI_DSN}) {
plan skip_all => "DBI_DSN is undefined";
}
if ($DBI::VERSION < 1.611) {
plan skip_all => "DBI version is too old for this test";
}
}
END {
if ($dbh) {
eval {
local $dbh->{PrintWarn} = 0;
local $dbh->{PrintError} = 0;
$dbh->do(q/drop table PERL_DBD_drop_me/);
};
$dbh->disconnect;
}
Test::NoWarnings::had_no_warnings()
if ($has_test_nowarnings);
}
sub is_iv {
my $sv = svref_2object(my $ref = \$_[0]);
my $flags = $sv->FLAGS;
my $x = $sv->PV;
if (wantarray) {
return ($flags & SVf_IOK, $x);
} else {
return $flags & SVf_IOK;
}
}
#sub is_json_iv {
# my $x = encode_json($_[0]);
# if ($x =~ /"/) {
# return 0;
# } else {
# return 1;
# }
#}
$dbh = DBI->connect();
$dbh->{RaiseError} = 1;
unless($dbh) {
BAIL_OUT("Unable to connect to the database $DBI::errstr\nTests skipped.\n");
exit 0;
}
my ($ev, $sth);
eval {
local $dbh->{PrintWarn} = 0;
local $dbh->{PrintError} = 0;
$dbh->do('drop table PERL_DBD_drop_me');
};
eval {
$dbh->do('create table PERL_DBD_drop_me (a varchar(10))');
};
$ev = $@;
#2
diag($ev) if $ev;
ok(!$ev, 'create test table with integer');
BAIL_OUT("Failed to create test table") if $ev;
eval {
$dbh->do(q/insert into PERL_DBD_drop_me (a) values(100)/);
};
$ev = $@;
#3
diag($ev) if $ev;
ok(!$ev, 'insert into table');
BAIL_OUT("Failed to insert test data") if $ev;
# try as normal just fetching without binding
# we'd expect to get a string and the scalar not to have IOK
$sth = $dbh->prepare(q/select a from PERL_DBD_drop_me/);
$sth->execute;
my ($r) = $sth->fetchrow;
#my $j1 = encode_json [$r];
is(is_iv($r), 0, "! ivok no bind") or Dump($r);
#
# try binding - no type specified
# should be as above
#
$sth->bind_col(1, \$r);
$sth->execute;
$sth->fetch;
#my $j2 = encode_json [$r];
is(is_iv($r), 0, "! ivok bind") or Dump($r);
#
# try binding specifying an integer type
# expect IOK
#
$sth->bind_col(1, \$r, {TYPE => SQL_INTEGER});
$sth->execute;
$sth->fetch;
#my $j2 = encode_json [$r];
my ($iv, $pv) = is_iv($r);
ok($iv, "ivok bind integer") or Dump($r);
ok($pv, "pv not null bind integer") or Dump($r);
#
# try binding specifying an integer type and say discard the pv
# expect IOK
#
$sth->bind_col(1, \$r, {TYPE => SQL_INTEGER, DiscardString => 1});
$sth->execute;
$sth->fetch;
#my $j2 = encode_json [$r];
($iv, $pv) = is_iv($r);
ok($iv, "ivok bind integer discard") or Dump($r);
ok(!$pv, "pv null bind integer discard") or Dump($r);
# cannot do the following since the driver will whinge the type cannot
# be cast to an integer
# Invalid character value for cast specification (SQL-22018)
###### test StrictlyTyped
#####eval {$dbh->do(q/delete from PERL_DBD_drop_me/)};
#####$ev = $@;
#####diag($ev) if $ev;
#####BAIL_OUT('Cannot delete rows from table') if $ev;
#####
#####eval {$dbh->do(q/insert into PERL_DBD_drop_me (a) values('1fred')/)};
#####$ev = $@;
#####diag($ev) if $ev;
#####BAIL_OUT('Cannot insert secondary test rows') if $ev;
#####
#####$sth = $dbh->prepare(q/select a from PERL_DBD_drop_me/);
#####$sth->execute;
#####$sth->bind_col(1, \$r, {TYPE => SQL_INTEGER, StrictlyTyped => 0});
#####$sth->fetch;
#####($iv, $pv) = is_iv($r);
#####ok(!$iv, "ivok bind integer for strict") or Dump($r);
#####ok($pv, "pv null bind integer for strict") or Dump($r);
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