[dbsrgits/DBIx-Class.git] / t / 71mysql.t

use strict;
use warnings;

use Test::More;
use Test::Exception;

use DBI::Const::GetInfoType;
use Scalar::Util qw/weaken/;
use DBIx::Class::Optional::Dependencies ();

use lib qw(t/lib);
use DBICTest;
use DBIC::SqlMakerTest;

plan skip_all => 'Test needs ' . DBIx::Class::Optional::Dependencies->req_missing_for ('test_rdbms_mysql')
  unless DBIx::Class::Optional::Dependencies->req_ok_for ('test_rdbms_mysql');

my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_MYSQL_${_}" } qw/DSN USER PASS/};

#warn "$dsn $user $pass";

plan skip_all => 'Set $ENV{DBICTEST_MYSQL_DSN}, _USER and _PASS to run this test'
  unless ($dsn && $user);

my $schema = DBICTest::Schema->connect($dsn, $user, $pass);

my $dbh = $schema->storage->dbh;

$dbh->do("DROP TABLE IF EXISTS artist;");

$dbh->do("CREATE TABLE artist (artistid INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, name VARCHAR(100), rank INTEGER NOT NULL DEFAULT '13', charfield CHAR(10));");

$dbh->do("DROP TABLE IF EXISTS cd;");

$dbh->do("CREATE TABLE cd (cdid INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, artist INTEGER, title TEXT, year DATE, genreid INTEGER, single_track INTEGER);");

$dbh->do("DROP TABLE IF EXISTS producer;");

$dbh->do("CREATE TABLE producer (producerid INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, name TEXT);");

$dbh->do("DROP TABLE IF EXISTS cd_to_producer;");

$dbh->do("CREATE TABLE cd_to_producer (cd INTEGER,producer INTEGER);");

$dbh->do("DROP TABLE IF EXISTS owners;");

$dbh->do("CREATE TABLE owners (id INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, name VARCHAR(100) NOT NULL);");

$dbh->do("DROP TABLE IF EXISTS books;");

$dbh->do("CREATE TABLE books (id INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, source VARCHAR(100) NOT NULL, owner integer NOT NULL, title varchar(100) NOT NULL,  price integer);");

#'dbi:mysql:host=localhost;database=dbic_test', 'dbic_test', '');

# make sure sqlt_type overrides work (::Storage::DBI::mysql does this)
{
  my $schema = DBICTest::Schema->connect($dsn, $user, $pass);

  ok (!$schema->storage->_dbh, 'definitely not connected');
  is ($schema->storage->sqlt_type, 'MySQL', 'sqlt_type correct pre-connection');
}

# This is in Core now, but it's here just to test that it doesn't break
$schema->class('Artist')->load_components('PK::Auto');

# test primary key handling
my $new = $schema->resultset('Artist')->create({ name => 'foo' });
ok($new->artistid, "Auto-PK worked");

# test LIMIT support
for (1..6) {
    $schema->resultset('Artist')->create({ name => 'Artist ' . $_ });
}
my $it = $schema->resultset('Artist')->search( {},
    { rows => 3,
      offset => 2,
      order_by => 'artistid' }
);
is( $it->count, 3, "LIMIT count ok" );  # ask for 3 rows out of 7 artists
is( $it->next->name, "Artist 2", "iterator->next ok" );
$it->next;
$it->next;
is( $it->next, undef, "next past end of resultset ok" );

# Limit with select-lock
lives_ok {
  $schema->txn_do (sub {
    isa_ok (
      $schema->resultset('Artist')->find({artistid => 1}, {for => 'update', rows => 1}),
      'DBICTest::Schema::Artist',
    );
  });
} 'Limited FOR UPDATE select works';

# shared-lock
lives_ok {
  $schema->txn_do (sub {
    isa_ok (
      $schema->resultset('Artist')->find({artistid => 1}, {for => 'shared'}),
      'DBICTest::Schema::Artist',
    );
  });
} 'LOCK IN SHARE MODE select works';

my $test_type_info = {
    'artistid' => {
        'data_type' => 'INT',
        'is_nullable' => 0,
        'size' => 11,
        'default_value' => undef,
    },
    'name' => {
        'data_type' => 'VARCHAR',
        'is_nullable' => 1,
        'size' => 100,
        'default_value' => undef,
    },
    'rank' => {
        'data_type' => 'INT',
        'is_nullable' => 0,
        'size' => 11,
        'default_value' => 13,
    },
    'charfield' => {
        'data_type' => 'CHAR',
        'is_nullable' => 1,
        'size' => 10,
        'default_value' => undef,
    },
};

$schema->populate ('Owners', [
  [qw/id  name  /],
  [qw/1   wiggle/],
  [qw/2   woggle/],
  [qw/3   boggle/],
]);

$schema->populate ('BooksInLibrary', [
  [qw/source  owner title   /],
  [qw/Library 1     secrets1/],
  [qw/Eatery  1     secrets2/],
  [qw/Library 2     secrets3/],
]);

#
# try a distinct + prefetch on tables with identically named columns
# (mysql doesn't seem to like subqueries with equally named columns)
#

{
  # try a ->has_many direction (due to a 'multi' accessor the select/group_by group is collapsed)
  my $owners = $schema->resultset ('Owners')->search (
    { 'books.id' => { '!=', undef }},
    { prefetch => 'books', distinct => 1 }
  );
  my $owners2 = $schema->resultset ('Owners')->search ({ id => { -in => $owners->get_column ('me.id')->as_query }});
  for ($owners, $owners2) {
    is ($_->all, 2, 'Prefetched grouped search returns correct number of rows');
    is ($_->count, 2, 'Prefetched grouped search returns correct count');
  }

  # try a ->belongs_to direction (no select collapse)
  my $books = $schema->resultset ('BooksInLibrary')->search (
    { 'owner.name' => 'wiggle' },
    { prefetch => 'owner', distinct => 1 }
  );
  my $books2 = $schema->resultset ('BooksInLibrary')->search ({ id => { -in => $books->get_column ('me.id')->as_query }});
  for ($books, $books2) {
    is ($_->all, 1, 'Prefetched grouped search returns correct number of rows');
    is ($_->count, 1, 'Prefetched grouped search returns correct count');
  }
}

SKIP: {
    my $mysql_version = $dbh->get_info( $GetInfoType{SQL_DBMS_VER} );
    skip "Cannot determine MySQL server version", 1 if !$mysql_version;

    my ($v1, $v2, $v3) = $mysql_version =~ /^(\d+)\.(\d+)(?:\.(\d+))?/;
    skip "Cannot determine MySQL server version", 1 if !$v1 || !defined($v2);

    $v3 ||= 0;

    if( ($v1 < 5) || ($v1 == 5 && $v2 == 0 && $v3 <= 3) ) {
        $test_type_info->{charfield}->{data_type} = 'VARCHAR';
    }

    my $type_info = $schema->storage->columns_info_for('artist');
    is_deeply($type_info, $test_type_info, 'columns_info_for - column data types');
}

my $cd = $schema->resultset ('CD')->create ({});
my $producer = $schema->resultset ('Producer')->create ({});
lives_ok { $cd->set_producers ([ $producer ]) } 'set_relationship doesnt die';

{
  my $artist = $schema->resultset('Artist')->next;
  my $cd = $schema->resultset('CD')->next;
  $cd->set_from_related ('artist', $artist);
  $cd->update;

  my $rs = $schema->resultset('CD')->search ({}, { prefetch => 'artist' });

  lives_ok sub {
    my $cd = $rs->next;
    is ($cd->artist->name, $artist->name, 'Prefetched artist');
  }, 'join does not throw (mysql 3 test)';

  # induce a jointype override, make sure it works even if we don't have mysql3
  local $schema->storage->sql_maker->{_default_jointype} = 'inner';
  is_same_sql_bind (
    $rs->as_query,
    '(
      SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track,
             artist.artistid, artist.name, artist.rank, artist.charfield
        FROM cd me
        INNER JOIN artist artist ON artist.artistid = me.artist
    )',
    [],
    'overriden default join type works',
  );
}

{
  # Test support for straight joins
  my $cdsrc = $schema->source('CD');
  my $artrel_info = $cdsrc->relationship_info ('artist');
  $cdsrc->add_relationship(
    'straight_artist',
    $artrel_info->{class},
    $artrel_info->{cond},
    { %{$artrel_info->{attrs}}, join_type => 'straight' },
  );
  is_same_sql_bind (
    $cdsrc->resultset->search({}, { prefetch => 'straight_artist' })->as_query,
    '(
      SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track,
             straight_artist.artistid, straight_artist.name, straight_artist.rank, straight_artist.charfield
        FROM cd me
        STRAIGHT_JOIN artist straight_artist ON straight_artist.artistid = me.artist
    )',
    [],
    'straight joins correctly supported for mysql'
  );
}

## Can we properly deal with the null search problem?
##
## Only way is to do a SET SQL_AUTO_IS_NULL = 0; on connect
## But I'm not sure if we should do this or not (Ash, 2008/06/03)
#
# There is now a built-in function to do this, test that everything works
# with it (ribasushi, 2009/07/03)

NULLINSEARCH: {
    my $ansi_schema = DBICTest::Schema->connect ($dsn, $user, $pass, { on_connect_call => 'set_strict_mode' });

    $ansi_schema->resultset('Artist')->create ({ name => 'last created artist' });

    ok my $artist1_rs = $ansi_schema->resultset('Artist')->search({artistid=>6666})
      => 'Created an artist resultset of 6666';

    is $artist1_rs->count, 0
      => 'Got no returned rows';

    ok my $artist2_rs = $ansi_schema->resultset('Artist')->search({artistid=>undef})
      => 'Created an artist resultset of undef';

    is $artist2_rs->count, 0
      => 'got no rows';

    my $artist = $artist2_rs->single;

    is $artist => undef
      => 'Nothing Found!';
}

# check for proper grouped counts
{
  my $ansi_schema = DBICTest::Schema->connect ($dsn, $user, $pass, {
    on_connect_call => 'set_strict_mode',
    quote_char => '`',
  });
  my $rs = $ansi_schema->resultset('CD');

  my $years;
  $years->{$_->year|| scalar keys %$years}++ for $rs->all;  # NULL != NULL, thus the keys eval

  lives_ok ( sub {
    is (
      $rs->search ({}, { group_by => 'year'})->count,
      scalar keys %$years,
      'grouped count correct',
    );
  }, 'Grouped count does not throw');

  lives_ok( sub {
    $ansi_schema->resultset('Owners')->search({}, {
      join => 'books', group_by => [ 'me.id', 'books.id' ]
    })->count();
  }, 'count on grouped columns with the same name does not throw');


}

ZEROINSEARCH: {
  my $cds_per_year = {
    2001 => 2,
    2002 => 1,
    2005 => 3,
  };

  my $rs = $schema->resultset ('CD');
  $rs->delete;
  for my $y (keys %$cds_per_year) {
    for my $c (1 .. $cds_per_year->{$y} ) {
      $rs->create ({ title => "CD $y-$c", artist => 1, year => "$y-01-01" });
    }
  }

  is ($rs->count, 6, 'CDs created successfully');

  $rs = $rs->search ({}, {
    select => [ \ 'YEAR(year)' ], as => ['y'], distinct => 1,
  });

  is_deeply (
    [ sort ($rs->get_column ('y')->all) ],
    [ sort keys %$cds_per_year ],
    'Years group successfully',
  );

  $rs->create ({ artist => 1, year => '0-1-1', title => 'Jesus Rap' });

  is_deeply (
    [ sort $rs->get_column ('y')->all ],
    [ 0, sort keys %$cds_per_year ],
    'Zero-year groups successfully',
  );

  # convoluted search taken verbatim from list
  my $restrict_rs = $rs->search({ -and => [
    year => { '!=', 0 },
    year => { '!=', undef }
  ]});

  is_deeply (
    [ $restrict_rs->get_column('y')->all ],
    [ $rs->get_column ('y')->all ],
    'Zero year was correctly excluded from resultset',
  );
}

# make sure find hooks determine driver
{
  my $schema = DBICTest::Schema->connect($dsn, $user, $pass);
  $schema->resultset("Artist")->find(4);
  isa_ok($schema->storage->sql_maker, 'DBIx::Class::SQLMaker::MySQL');
}

# make sure the mysql_auto_reconnect buggery is avoided
{
  local $ENV{MOD_PERL} = 'boogiewoogie';
  my $schema = DBICTest::Schema->connect($dsn, $user, $pass);
  ok (! $schema->storage->_get_dbh->{mysql_auto_reconnect}, 'mysql_auto_reconnect unset regardless of ENV' );

  # Make sure hardcore forking action still works even if mysql_auto_reconnect
  # is true (test inspired by ether)

  my $schema_autorecon = DBICTest::Schema->connect($dsn, $user, $pass, { mysql_auto_reconnect => 1 });
  my $orig_dbh = $schema_autorecon->storage->_get_dbh;
  weaken $orig_dbh;

  ok ($orig_dbh, 'Got weak $dbh ref');
  ok ($orig_dbh->{mysql_auto_reconnect}, 'mysql_auto_reconnect is properly set if explicitly requested' );

  my $rs = $schema_autorecon->resultset('Artist');

  my $pid = fork();
  if (! defined $pid ) {
    die "fork() failed: $!"
  }
  elsif ($pid) {
    # sanity check
    $schema_autorecon->storage->dbh_do(sub {
      is ($_[1], $orig_dbh, 'Storage holds correct $dbh in parent');
    });

    # kill our $dbh
    $schema_autorecon->storage->_dbh(undef);

    TODO: {
      local $TODO = "Perl $] is known to leak like a sieve"
        if DBIx::Class::_ENV_::PEEPEENESS();

      ok (! defined $orig_dbh, 'Parent $dbh handle is gone');
    }
  }
  else {
    # wait for parent to kill its $dbh
    sleep 1;

    #simulate a  subtest to not confuse the parent TAP emission
    Test::More->builder->reset;
    Test::More->builder->plan('no_plan');
    Test::More->builder->_indent(' ' x 4);

    # try to do something dbic-esque
    $rs->create({ name => "Hardcore Forker $$" });


    TODO: {
      local $TODO = "Perl $] is known to leak like a sieve"
        if DBIx::Class::_ENV_::PEEPEENESS();

      ok (! defined $orig_dbh, 'DBIC operation triggered reconnect - old $dbh is gone');
    }

    exit 0;
  }

  wait;
  ok(!$?, 'Child subtests passed');

  ok ($rs->find({ name => "Hardcore Forker $pid" }), 'Expected row created');
}

done_testing;
Commit	Line	Data
70350518	1	use strict;
68de9438	2	use warnings;
70350518	3
70350518	4	use Test::More;
74de7c2c	5	use Test::Exception;
da6a5860	6
	7	use DBI::Const::GetInfoType;
	8	use Scalar::Util qw/weaken/;
199fbc45	9	use DBIx::Class::Optional::Dependencies ();
da6a5860	10
70350518	11	use lib qw(t/lib);
70350518	12	use DBICTest;
aa82ce29	13	use DBIC::SqlMakerTest;
0567538f	14
199fbc45	15	plan skip_all => 'Test needs ' . DBIx::Class::Optional::Dependencies->req_missing_for ('test_rdbms_mysql')
	16	unless DBIx::Class::Optional::Dependencies->req_ok_for ('test_rdbms_mysql');
	17
0567538f	18	my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_MYSQL_${_}" } qw/DSN USER PASS/};
	19
	20	#warn "$dsn $user $pass";
	21
70350518	22	plan skip_all => 'Set $ENV{DBICTEST_MYSQL_DSN}, _USER and _PASS to run this test'
0567538f	23	unless ($dsn && $user);
0567538f	24
3ff5b740	25	my $schema = DBICTest::Schema->connect($dsn, $user, $pass);
0567538f	26
3ff5b740	27	my $dbh = $schema->storage->dbh;
0567538f	28
	29	$dbh->do("DROP TABLE IF EXISTS artist;");
	30
a0dd8679	31	$dbh->do("CREATE TABLE artist (artistid INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, name VARCHAR(100), rank INTEGER NOT NULL DEFAULT '13', charfield CHAR(10));");
0567538f	32
74de7c2c	33	$dbh->do("DROP TABLE IF EXISTS cd;");
74de7c2c	34
e0d56e26	35	$dbh->do("CREATE TABLE cd (cdid INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, artist INTEGER, title TEXT, year DATE, genreid INTEGER, single_track INTEGER);");
74de7c2c	36
	37	$dbh->do("DROP TABLE IF EXISTS producer;");
	38
	39	$dbh->do("CREATE TABLE producer (producerid INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, name TEXT);");
	40
	41	$dbh->do("DROP TABLE IF EXISTS cd_to_producer;");
	42
	43	$dbh->do("CREATE TABLE cd_to_producer (cd INTEGER,producer INTEGER);");
	44
bed3a173	45	$dbh->do("DROP TABLE IF EXISTS owners;");
	46
	47	$dbh->do("CREATE TABLE owners (id INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, name VARCHAR(100) NOT NULL);");
	48
	49	$dbh->do("DROP TABLE IF EXISTS books;");
	50
	51	$dbh->do("CREATE TABLE books (id INTEGER NOT NULL AUTO_INCREMENT PRIMARY KEY, source VARCHAR(100) NOT NULL, owner integer NOT NULL, title varchar(100) NOT NULL, price integer);");
	52
0567538f	53	#'dbi:mysql:host=localhost;database=dbic_test', 'dbic_test', '');
0567538f	54
8273e845	55	# make sure sqlt_type overrides work (::Storage::DBI::mysql does this)
adbf0c89	56	{
	57	my $schema = DBICTest::Schema->connect($dsn, $user, $pass);
	58
	59	ok (!$schema->storage->_dbh, 'definitely not connected');
	60	is ($schema->storage->sqlt_type, 'MySQL', 'sqlt_type correct pre-connection');
	61	}
	62
3ff5b740	63	# This is in Core now, but it's here just to test that it doesn't break
3ff5b740	64	$schema->class('Artist')->load_components('PK::Auto');
0567538f	65
0567538f	66	# test primary key handling
3ff5b740	67	my $new = $schema->resultset('Artist')->create({ name => 'foo' });
0567538f	68	ok($new->artistid, "Auto-PK worked");
	69
	70	# test LIMIT support
	71	for (1..6) {
3ff5b740	72	$schema->resultset('Artist')->create({ name => 'Artist ' . $_ });
0567538f	73	}
3ff5b740	74	my $it = $schema->resultset('Artist')->search( {},
0567538f	75	{ rows => 3,
	76	offset => 2,
	77	order_by => 'artistid' }
	78	);
fb4b58e8	79	is( $it->count, 3, "LIMIT count ok" ); # ask for 3 rows out of 7 artists
0567538f	80	is( $it->next->name, "Artist 2", "iterator->next ok" );
	81	$it->next;
	82	$it->next;
	83	is( $it->next, undef, "next past end of resultset ok" );
	84
e5372da4	85	# Limit with select-lock
	86	lives_ok {
	87	$schema->txn_do (sub {
	88	isa_ok (
	89	$schema->resultset('Artist')->find({artistid => 1}, {for => 'update', rows => 1}),
	90	'DBICTest::Schema::Artist',
	91	);
	92	});
	93	} 'Limited FOR UPDATE select works';
	94
4e0a89e4	95	# shared-lock
	96	lives_ok {
	97	$schema->txn_do (sub {
	98	isa_ok (
	99	$schema->resultset('Artist')->find({artistid => 1}, {for => 'shared'}),
	100	'DBICTest::Schema::Artist',
	101	);
	102	});
	103	} 'LOCK IN SHARE MODE select works';
	104
a953d8d9	105	my $test_type_info = {
a953d8d9	106	'artistid' => {
103e3e03	107	'data_type' => 'INT',
103e3e03	108	'is_nullable' => 0,
fc22fbac	109	'size' => 11,
fc22fbac	110	'default_value' => undef,
a953d8d9	111	},
a953d8d9	112	'name' => {
103e3e03	113	'data_type' => 'VARCHAR',
a953d8d9	114	'is_nullable' => 1,
a0dd8679	115	'size' => 100,
fc22fbac	116	'default_value' => undef,
103e3e03	117	},
39da2a2b	118	'rank' => {
	119	'data_type' => 'INT',
	120	'is_nullable' => 0,
	121	'size' => 11,
	122	'default_value' => 13,
	123	},
103e3e03	124	'charfield' => {
637219ab	125	'data_type' => 'CHAR',
103e3e03	126	'is_nullable' => 1,
fc22fbac	127	'size' => 10,
fc22fbac	128	'default_value' => undef,
103e3e03	129	},
a953d8d9	130	};
a953d8d9	131
bed3a173	132	$schema->populate ('Owners', [
	133	[qw/id name /],
	134	[qw/1 wiggle/],
	135	[qw/2 woggle/],
	136	[qw/3 boggle/],
	137	]);
	138
	139	$schema->populate ('BooksInLibrary', [
	140	[qw/source owner title /],
13a2f031	141	[qw/Library 1 secrets1/],
	142	[qw/Eatery 1 secrets2/],
	143	[qw/Library 2 secrets3/],
bed3a173	144	]);
bed3a173	145
13a2f031	146	#
8273e845	147	# try a distinct + prefetch on tables with identically named columns
13a2f031	148	# (mysql doesn't seem to like subqueries with equally named columns)
13a2f031	149	#
bed3a173	150
d758ec36	151	{
13a2f031	152	# try a ->has_many direction (due to a 'multi' accessor the select/group_by group is collapsed)
	153	my $owners = $schema->resultset ('Owners')->search (
	154	{ 'books.id' => { '!=', undef }},
	155	{ prefetch => 'books', distinct => 1 }
	156	);
	157	my $owners2 = $schema->resultset ('Owners')->search ({ id => { -in => $owners->get_column ('me.id')->as_query }});
	158	for ($owners, $owners2) {
b5963465	159	is ($_->all, 2, 'Prefetched grouped search returns correct number of rows');
b5963465	160	is ($_->count, 2, 'Prefetched grouped search returns correct count');
13a2f031	161	}
13a2f031	162
d758ec36	163	# try a ->belongs_to direction (no select collapse)
b5963465	164	my $books = $schema->resultset ('BooksInLibrary')->search (
	165	{ 'owner.name' => 'wiggle' },
	166	{ prefetch => 'owner', distinct => 1 }
	167	);
	168	my $books2 = $schema->resultset ('BooksInLibrary')->search ({ id => { -in => $books->get_column ('me.id')->as_query }});
	169	for ($books, $books2) {
	170	is ($_->all, 1, 'Prefetched grouped search returns correct number of rows');
	171	is ($_->count, 1, 'Prefetched grouped search returns correct count');
13a2f031	172	}
13a2f031	173	}
bed3a173	174
5db49b9a	175	SKIP: {
5db49b9a	176	my $mysql_version = $dbh->get_info( $GetInfoType{SQL_DBMS_VER} );
5db49b9a	177	skip "Cannot determine MySQL server version", 1 if !$mysql_version;
a953d8d9	178
f750163c	179	my ($v1, $v2, $v3) = $mysql_version =~ /^(\d+)\.(\d+)(?:\.(\d+))?/;
	180	skip "Cannot determine MySQL server version", 1 if !$v1 \|\| !defined($v2);
	181
	182	$v3 \|\|= 0;
	183
5db49b9a	184	if( ($v1 < 5) \|\| ($v1 == 5 && $v2 == 0 && $v3 <= 3) ) {
	185	$test_type_info->{charfield}->{data_type} = 'VARCHAR';
	186	}
a953d8d9	187
3ff5b740	188	my $type_info = $schema->storage->columns_info_for('artist');
5db49b9a	189	is_deeply($type_info, $test_type_info, 'columns_info_for - column data types');
5db49b9a	190	}
a953d8d9	191
6a999241	192	my $cd = $schema->resultset ('CD')->create ({});
	193	my $producer = $schema->resultset ('Producer')->create ({});
	194	lives_ok { $cd->set_producers ([ $producer ]) } 'set_relationship doesnt die';
	195
aa82ce29	196	{
	197	my $artist = $schema->resultset('Artist')->next;
	198	my $cd = $schema->resultset('CD')->next;
	199	$cd->set_from_related ('artist', $artist);
	200	$cd->update;
	201
	202	my $rs = $schema->resultset('CD')->search ({}, { prefetch => 'artist' });
	203
	204	lives_ok sub {
	205	my $cd = $rs->next;
	206	is ($cd->artist->name, $artist->name, 'Prefetched artist');
	207	}, 'join does not throw (mysql 3 test)';
	208
	209	# induce a jointype override, make sure it works even if we don't have mysql3
de5f71ef	210	local $schema->storage->sql_maker->{_default_jointype} = 'inner';
aa82ce29	211	is_same_sql_bind (
	212	$rs->as_query,
	213	'(
	214	SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track,
	215	artist.artistid, artist.name, artist.rank, artist.charfield
	216	FROM cd me
	217	INNER JOIN artist artist ON artist.artistid = me.artist
	218	)',
	219	[],
	220	'overriden default join type works',
	221	);
	222	}
6a999241	223
b8391c87	224	{
	225	# Test support for straight joins
	226	my $cdsrc = $schema->source('CD');
	227	my $artrel_info = $cdsrc->relationship_info ('artist');
	228	$cdsrc->add_relationship(
	229	'straight_artist',
	230	$artrel_info->{class},
	231	$artrel_info->{cond},
	232	{ %{$artrel_info->{attrs}}, join_type => 'straight' },
	233	);
	234	is_same_sql_bind (
	235	$cdsrc->resultset->search({}, { prefetch => 'straight_artist' })->as_query,
	236	'(
	237	SELECT me.cdid, me.artist, me.title, me.year, me.genreid, me.single_track,
	238	straight_artist.artistid, straight_artist.name, straight_artist.rank, straight_artist.charfield
	239	FROM cd me
	240	STRAIGHT_JOIN artist straight_artist ON straight_artist.artistid = me.artist
	241	)',
	242	[],
	243	'straight joins correctly supported for mysql'
	244	);
	245	}
	246
55cfbb70	247	## Can we properly deal with the null search problem?
a7e65bb5	248	##
	249	## Only way is to do a SET SQL_AUTO_IS_NULL = 0; on connect
	250	## But I'm not sure if we should do this or not (Ash, 2008/06/03)
0fde80d9	251	#
	252	# There is now a built-in function to do this, test that everything works
	253	# with it (ribasushi, 2009/07/03)
55cfbb70	254
55cfbb70	255	NULLINSEARCH: {
97a0a148	256	my $ansi_schema = DBICTest::Schema->connect ($dsn, $user, $pass, { on_connect_call => 'set_strict_mode' });
8de9298c	257
8de9298c	258	$ansi_schema->resultset('Artist')->create ({ name => 'last created artist' });
6a999241	259
	260	ok my $artist1_rs = $ansi_schema->resultset('Artist')->search({artistid=>6666})
	261	=> 'Created an artist resultset of 6666';
	262
55cfbb70	263	is $artist1_rs->count, 0
6a999241	264	=> 'Got no returned rows';
374dd926	265
6a999241	266	ok my $artist2_rs = $ansi_schema->resultset('Artist')->search({artistid=>undef})
6a999241	267	=> 'Created an artist resultset of undef';
74de7c2c	268
6a999241	269	is $artist2_rs->count, 0
6a999241	270	=> 'got no rows';
74de7c2c	271
6a999241	272	my $artist = $artist2_rs->single;
55cfbb70	273
6a999241	274	is $artist => undef
6a999241	275	=> 'Nothing Found!';
74de7c2c	276	}
aa82ce29	277
0ce4ab92	278	# check for proper grouped counts
0ce4ab92	279	{
9f775126	280	my $ansi_schema = DBICTest::Schema->connect ($dsn, $user, $pass, {
	281	on_connect_call => 'set_strict_mode',
	282	quote_char => '`',
9f775126	283	});
0ce4ab92	284	my $rs = $ansi_schema->resultset('CD');
	285
	286	my $years;
	287	$years->{$_->year\|\| scalar keys %$years}++ for $rs->all; # NULL != NULL, thus the keys eval
	288
	289	lives_ok ( sub {
	290	is (
	291	$rs->search ({}, { group_by => 'year'})->count,
	292	scalar keys %$years,
	293	'grouped count correct',
	294	);
	295	}, 'Grouped count does not throw');
9f775126	296
	297	lives_ok( sub {
	298	$ansi_schema->resultset('Owners')->search({}, {
	299	join => 'books', group_by => [ 'me.id', 'books.id' ]
	300	})->count();
	301	}, 'count on grouped columns with the same name does not throw');
	302
	303
0ce4ab92	304	}
0ce4ab92	305
e0d56e26	306	ZEROINSEARCH: {
	307	my $cds_per_year = {
	308	2001 => 2,
	309	2002 => 1,
	310	2005 => 3,
	311	};
	312
	313	my $rs = $schema->resultset ('CD');
	314	$rs->delete;
	315	for my $y (keys %$cds_per_year) {
	316	for my $c (1 .. $cds_per_year->{$y} ) {
	317	$rs->create ({ title => "CD $y-$c", artist => 1, year => "$y-01-01" });
	318	}
	319	}
	320
	321	is ($rs->count, 6, 'CDs created successfully');
	322
	323	$rs = $rs->search ({}, {
ca458871	324	select => [ \ 'YEAR(year)' ], as => ['y'], distinct => 1,
e0d56e26	325	});
	326
	327	is_deeply (
ca458871	328	[ sort ($rs->get_column ('y')->all) ],
e0d56e26	329	[ sort keys %$cds_per_year ],
	330	'Years group successfully',
	331	);
	332
	333	$rs->create ({ artist => 1, year => '0-1-1', title => 'Jesus Rap' });
	334
	335	is_deeply (
ca458871	336	[ sort $rs->get_column ('y')->all ],
e0d56e26	337	[ 0, sort keys %$cds_per_year ],
	338	'Zero-year groups successfully',
	339	);
	340
8273e845	341	# convoluted search taken verbatim from list
e0d56e26	342	my $restrict_rs = $rs->search({ -and => [
	343	year => { '!=', 0 },
	344	year => { '!=', undef }
	345	]});
	346
	347	is_deeply (
	348	[ $restrict_rs->get_column('y')->all ],
	349	[ $rs->get_column ('y')->all ],
	350	'Zero year was correctly excluded from resultset',
	351	);
	352	}
10176e1f	353
f98120e4	354	# make sure find hooks determine driver
	355	{
	356	my $schema = DBICTest::Schema->connect($dsn, $user, $pass);
	357	$schema->resultset("Artist")->find(4);
	358	isa_ok($schema->storage->sql_maker, 'DBIx::Class::SQLMaker::MySQL');
	359	}
	360
	361	# make sure the mysql_auto_reconnect buggery is avoided
	362	{
	363	local $ENV{MOD_PERL} = 'boogiewoogie';
	364	my $schema = DBICTest::Schema->connect($dsn, $user, $pass);
	365	ok (! $schema->storage->_get_dbh->{mysql_auto_reconnect}, 'mysql_auto_reconnect unset regardless of ENV' );
	366
da6a5860	367	# Make sure hardcore forking action still works even if mysql_auto_reconnect
	368	# is true (test inspired by ether)
	369
	370	my $schema_autorecon = DBICTest::Schema->connect($dsn, $user, $pass, { mysql_auto_reconnect => 1 });
	371	my $orig_dbh = $schema_autorecon->storage->_get_dbh;
	372	weaken $orig_dbh;
	373
	374	ok ($orig_dbh, 'Got weak $dbh ref');
	375	ok ($orig_dbh->{mysql_auto_reconnect}, 'mysql_auto_reconnect is properly set if explicitly requested' );
	376
	377	my $rs = $schema_autorecon->resultset('Artist');
	378
	379	my $pid = fork();
	380	if (! defined $pid ) {
	381	die "fork() failed: $!"
	382	}
	383	elsif ($pid) {
	384	# sanity check
	385	$schema_autorecon->storage->dbh_do(sub {
	386	is ($_[1], $orig_dbh, 'Storage holds correct $dbh in parent');
	387	});
	388
	389	# kill our $dbh
	390	$schema_autorecon->storage->_dbh(undef);
e0b2dc74	391
	392	TODO: {
	393	local $TODO = "Perl $] is known to leak like a sieve"
	394	if DBIx::Class::_ENV_::PEEPEENESS();
	395
	396	ok (! defined $orig_dbh, 'Parent $dbh handle is gone');
	397	}
da6a5860	398	}
	399	else {
	400	# wait for parent to kill its $dbh
	401	sleep 1;
	402
	403	#simulate a subtest to not confuse the parent TAP emission
	404	Test::More->builder->reset;
	405	Test::More->builder->plan('no_plan');
	406	Test::More->builder->_indent(' ' x 4);
	407
da6a5860	408	# try to do something dbic-esque
	409	$rs->create({ name => "Hardcore Forker $$" });
	410
e0b2dc74	411
	412	TODO: {
	413	local $TODO = "Perl $] is known to leak like a sieve"
	414	if DBIx::Class::_ENV_::PEEPEENESS();
	415
	416	ok (! defined $orig_dbh, 'DBIC operation triggered reconnect - old $dbh is gone');
	417	}
da6a5860	418
	419	exit 0;
	420	}
	421
	422	wait;
	423	ok(!$?, 'Child subtests passed');
	424
	425	ok ($rs->find({ name => "Hardcore Forker $pid" }), 'Expected row created');
f98120e4	426	}
10176e1f	427
aa82ce29	428	done_testing;