[dbsrgits/DBIx-Class-Schema-Loader.git] / t / 10_05ora_common.t

use DBIx::Class::Schema::Loader::Optional::Dependencies
    -skip_all_without => 'test_rdbms_oracle';

use strict;
use warnings;
use Test::More;
use Test::Exception;
use DBIx::Class::Schema::Loader 'make_schema_at';
use DBIx::Class::Schema::Loader::Utils qw/slurp_file split_name/;
use Try::Tiny;
use File::Path 'rmtree';
use String::ToIdentifier::EN::Unicode 'to_identifier';

use lib qw(t/lib);
use dbixcsl_common_tests ();
use dbixcsl_test_dir '$tdir';

use constant EXTRA_DUMP_DIR => "$tdir/ora_extra_dump";

my $dsn      = $ENV{DBICTEST_ORA_DSN} || '';
my $user     = $ENV{DBICTEST_ORA_USER} || '';
my $password = $ENV{DBICTEST_ORA_PASS} || '';

my ($schema, $extra_schema); # for cleanup in END for extra tests

my $auto_inc_cb = sub {
    my ($table, $col) = @_;
    return (
        qq{ CREATE SEQUENCE ${table}_${col}_seq START WITH 1 INCREMENT BY 1},
        qq{
            CREATE OR REPLACE TRIGGER ${table}_${col}_trg
            BEFORE INSERT ON ${table}
            FOR EACH ROW
            BEGIN
                SELECT ${table}_${col}_seq.nextval INTO :NEW.${col} FROM dual;
            END;
        }
    );
};

my $auto_inc_drop_cb = sub {
    my ($table, $col) = @_;
    return qq{ DROP SEQUENCE ${table}_${col}_seq };
};

dbixcsl_common_tests->new(
    vendor      => 'Oracle',
    auto_inc_pk => 'INTEGER NOT NULL PRIMARY KEY',
    auto_inc_cb => $auto_inc_cb,
    auto_inc_drop_cb => $auto_inc_drop_cb,
    preserve_case_mode_is_exclusive => 1,
    quote_char                      => '"',
    default_is_deferrable => 0,
    default_on_delete_clause => 'NO ACTION',
    default_on_update_clause => 'NO ACTION',
    dsn         => $dsn,
    user        => $user,
    password    => $password,
    data_types  => {
        # From:
        # http://download.oracle.com/docs/cd/B19306_01/server.102/b14200/sql_elements001.htm#i54330
        #
        # These tests require at least Oracle 9.2, because of the VARCHAR to
        # VARCHAR2 casting.
        #
        # Character Types
        'char'         => { data_type => 'char',      size => 1  },
        'char(11)'     => { data_type => 'char',      size => 11 },
        'nchar'        => { data_type => 'nchar',     size => 1  },
        'national character'
                       => { data_type => 'nchar',     size => 1  },
        'nchar(11)'    => { data_type => 'nchar',     size => 11 },
        'national character(11)'
                       => { data_type => 'nchar',     size => 11 },
        'varchar(20)'  => { data_type => 'varchar2',  size => 20 },
        'varchar2(20)' => { data_type => 'varchar2',  size => 20 },
        'nvarchar2(20)'=> { data_type => 'nvarchar2', size => 20 },
        'national character varying(20)'
                       => { data_type => 'nvarchar2', size => 20 },

        # Numeric Types
        #
        # integer/decimal/numeric is alised to NUMBER
        #
        'integer'      => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },
        'int'          => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },
        'smallint'     => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },

        # very long DEFAULT throws an ORA-24345
        "number(15) DEFAULT to_number(decode(substrb(userenv('CLIENT_INFO'),1,1),' ',null,substrb(userenv('CLIENT_INFO'),1,10)))" => {
            data_type => 'numeric', size => [15,0], original => { data_type => 'number' },
            default_value => \"to_number(decode(substrb(userenv('CLIENT_INFO'),1,1),' ',null,substrb(userenv('CLIENT_INFO'),1,10)))"
        },

        'decimal'      => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },
        'dec'          => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },
        'numeric'      => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },

        'decimal(3)'   => { data_type => 'numeric', size => [3,0], original => { data_type => 'number' } },
        'dec(3)'       => { data_type => 'numeric', size => [3,0], original => { data_type => 'number' } },
        'numeric(3)'   => { data_type => 'numeric', size => [3,0], original => { data_type => 'number' } },

        'decimal(3,3)' => { data_type => 'numeric', size => [3,3], original => { data_type => 'number' } },
        'dec(3,3)'     => { data_type => 'numeric', size => [3,3], original => { data_type => 'number' } },
        'numeric(3,3)' => { data_type => 'numeric', size => [3,3], original => { data_type => 'number' } },

        'binary_float'  => { data_type => 'real',             original => { data_type => 'binary_float'  } },
        'binary_double' => { data_type => 'double precision', original => { data_type => 'binary_double' } },

        # these are not mentioned in the summary chart, must be aliased
        real            => { data_type => 'real',             original => { data_type => 'float', size => 63  } },
        'float(63)'     => { data_type => 'real',             original => { data_type => 'float', size => 63  } },
        'float(64)'     => { data_type => 'double precision', original => { data_type => 'float', size => 64  } },
        'float(126)'    => { data_type => 'double precision', original => { data_type => 'float', size => 126 } },
        float           => { data_type => 'double precision', original => { data_type => 'float', size => 126 } },

        # Blob Types
        'raw(50)'      => { data_type => 'raw', size => 50 },
        'clob'         => { data_type => 'clob' },
        'nclob'        => { data_type => 'nclob' },
        'blob'         => { data_type => 'blob' },
        'bfile'        => { data_type => 'bfile' },
        'long'         => { data_type => 'long' },
        'long raw'     => { data_type => 'long raw' },

        # Datetime Types
        'date'         => { data_type => 'datetime', original => { data_type => 'date' } },
        'date default sysdate'
                       => { data_type => 'datetime', default_value => \'current_timestamp',
                            original  => { data_type => 'date', default_value => \'sysdate' } },
        'timestamp'    => { data_type => 'timestamp' },
        'timestamp default current_timestamp'
                       => { data_type => 'timestamp', default_value => \'current_timestamp' },
        'timestamp(3)' => { data_type => 'timestamp', size => 3 },
        'timestamp with time zone'
                       => { data_type => 'timestamp with time zone' },
        'timestamp(3) with time zone'
                       => { data_type => 'timestamp with time zone', size => 3 },
        'timestamp with local time zone'
                       => { data_type => 'timestamp with local time zone' },
        'timestamp(3) with local time zone'
                       => { data_type => 'timestamp with local time zone', size => 3 },
        'interval year to month'
                       => { data_type => 'interval year to month' },
        'interval year(3) to month'
                       => { data_type => 'interval year to month', size => 3 },
        'interval day to second'
                       => { data_type => 'interval day to second' },
        'interval day(3) to second'
                       => { data_type => 'interval day to second', size => [3,6] },
        'interval day to second(3)'
                       => { data_type => 'interval day to second', size => [2,3] },
        'interval day(3) to second(3)'
                       => { data_type => 'interval day to second', size => [3,3] },

        # Other Types
        'rowid'        => { data_type => 'rowid' },
        'urowid'       => { data_type => 'urowid' },
        'urowid(3333)' => { data_type => 'urowid', size => 3333 },
    },
    extra => {
        create => [
            q{
                CREATE TABLE oracle_loader_test1 (
                    id NUMBER(11),
                    value VARCHAR2(100)
                )
            },
            q{ COMMENT ON TABLE oracle_loader_test1 IS 'oracle_loader_test1 table comment' },
            q{ COMMENT ON COLUMN oracle_loader_test1.value IS 'oracle_loader_test1.value column comment' },
            # 4 through 8 are used for the multi-schema tests
            q{
                create table oracle_loader_test9 (
                    id int primary key
                )
            },
            q{
                create table oracle_loader_test10 (
                    id int primary key,
                    nine_id int,
                    foreign key (nine_id) references oracle_loader_test9(id)
                        on delete set null deferrable
                )
            },
            q{
                create table oracle_loader_test11 (
                    id int primary key disable,
                    ten_id int unique disable,
                    foreign key (ten_id) references oracle_loader_test10(id) disable
                )
            },
            $auto_inc_cb->('oracle_loader_test11', 'id'),
            'alter trigger oracle_loader_test11_id_trg disable',
            'CREATE VIEW oracle_loader_test12 AS SELECT * FROM oracle_loader_test1',
        ],
        pre_drop_ddl => [
            'DROP VIEW oracle_loader_test12',
        ],
        drop  => [qw/oracle_loader_test1 oracle_loader_test9 oracle_loader_test10 oracle_loader_test11/],
        count => 12 + 31 * 2,  # basic + cross-schema * 2
        run   => sub {
            my ($monikers, $classes);
            ($schema, $monikers, $classes) = @_;

            SKIP: {
                if (my $source = $monikers->{loader_test1s}) {
                    is $schema->source($source)->column_info('id')->{sequence},
                        'loader_test1s_id_seq',
                        'Oracle sequence detection';
                }
                else {
                    skip 'not running common tests', 1;
                }
            }

            my $class = $classes->{oracle_loader_test1};

            my $filename = $schema->loader->get_dump_filename($class);
            my $code = slurp_file $filename;

            like $code, qr/^=head1 NAME\n\n^$class - oracle_loader_test1 table comment\n\n^=cut\n/m,
                'table comment';

            like $code, qr/^=head2 value\n\n(.+:.+\n)+\noracle_loader_test1\.value column comment\n\n/m,
                'column comment and attrs';

            # test on delete/update fk clause introspection
            ok ((my $rel_info = $schema->source('OracleLoaderTest10')->relationship_info('nine')),
                'got rel info');

            is $rel_info->{attrs}{on_delete}, 'SET NULL',
                'ON DELETE clause introspected correctly';

            is $rel_info->{attrs}{on_update}, 'NO ACTION',
                'ON UPDATE clause set to NO ACTION by default';

            is $rel_info->{attrs}{is_deferrable}, 1,
                'DEFERRABLE clause introspected correctly';

            my $source11 = $schema->source('OracleLoaderTest11');

            # DBD::Oracle < 1.76 doesn't filter out disabled primary keys
            my $uniqs = eval { DBD::Oracle->VERSION('1.76') } ? [] : ['primary'];
            is_deeply [keys %{{$source11->unique_constraints}}], $uniqs,
                'Disabled unique constraints not loaded';

            ok !$source11->relationship_info('ten'),
                'Disabled FK not loaded';

            ok !$source11->column_info('id')->{is_auto_increment},
                'Disabled autoinc trigger not loaded';

            my $view_source = $schema->resultset($monikers->{oracle_loader_test12})->result_source;
            isa_ok $view_source, 'DBIx::Class::ResultSource::View',
                'view result source';

            like $view_source->view_definition,
                qr/\A \s* select\b .* \bfrom \s+ oracle_loader_test1 \s* \z/imsx,
                'view definition';

            SKIP: {
                skip 'Set the DBICTEST_ORA_EXTRAUSER_DSN, _USER and _PASS environment variables to run the cross-schema relationship tests', 31 * 2
                    unless $ENV{DBICTEST_ORA_EXTRAUSER_DSN};

                $extra_schema = $schema->clone;
                $extra_schema->connection(@ENV{map "DBICTEST_ORA_EXTRAUSER_$_",
                    qw/DSN USER PASS/
                });

                my $dbh1 = $schema->storage->dbh;
                my $dbh2 = $extra_schema->storage->dbh;

                my ($schema1) = $dbh1->selectrow_array('SELECT USER FROM DUAL');
                my ($schema2) = $dbh2->selectrow_array('SELECT USER FROM DUAL');

                $dbh1->do(<<'EOF');
                    CREATE TABLE oracle_loader_test4 (
                        id INT NOT NULL PRIMARY KEY,
                        value VARCHAR(100)
                    )
EOF

                $dbh1->do($_) for $auto_inc_cb->(lc "${schema1}.oracle_loader_test4", 'id');

                $dbh1->do("GRANT ALL ON oracle_loader_test4 TO $schema2");
                $dbh1->do("GRANT ALL ON oracle_loader_test4_id_seq TO $schema2");

                $dbh1->do(<<"EOF");
                    CREATE TABLE oracle_loader_test5 (
                        id INT NOT NULL PRIMARY KEY,
                        value VARCHAR(100),
                        four_id INT REFERENCES ${schema1}.oracle_loader_test4 (id),
                        CONSTRAINT ora_loader5_uniq UNIQUE (four_id)
                    )
EOF
                $dbh1->do($_) for $auto_inc_cb->('oracle_loader_test5', 'id');
                $dbh1->do("GRANT ALL ON oracle_loader_test5 TO $schema2");
                $dbh1->do("GRANT ALL ON oracle_loader_test5_id_seq TO $schema2");

                $dbh2->do(<<"EOF");
                    CREATE TABLE oracle_loader_test5 (
                        pk INT NOT NULL PRIMARY KEY,
                        value VARCHAR(100),
                        four_id INT REFERENCES ${schema1}.oracle_loader_test4 (id),
                        CONSTRAINT ora_loader5_uniq UNIQUE (four_id)
                    )
EOF
                $dbh2->do($_) for $auto_inc_cb->('oracle_loader_test5', 'pk');
                $dbh2->do("GRANT ALL ON oracle_loader_test5 TO $schema1");
                $dbh2->do("GRANT ALL ON oracle_loader_test5_pk_seq TO $schema1");

                $dbh2->do(<<"EOF");
                    CREATE TABLE oracle_loader_test6 (
                        id INT NOT NULL PRIMARY KEY,
                        value VARCHAR(100),
                        oracle_loader_test4_id INT REFERENCES ${schema1}.oracle_loader_test4 (id)
                    )
EOF
                $dbh2->do($_) for $auto_inc_cb->('oracle_loader_test6', 'id');
                $dbh2->do("GRANT ALL ON oracle_loader_test6 to $schema1");
                $dbh2->do("GRANT ALL ON oracle_loader_test6_id_seq TO $schema1");

                $dbh2->do(<<"EOF");
                    CREATE TABLE oracle_loader_test7 (
                        id INT NOT NULL PRIMARY KEY,
                        value VARCHAR(100),
                        six_id INT UNIQUE REFERENCES ${schema2}.oracle_loader_test6 (id)
                    )
EOF
                $dbh2->do($_) for $auto_inc_cb->('oracle_loader_test7', 'id');
                $dbh2->do("GRANT ALL ON oracle_loader_test7 to $schema1");
                $dbh2->do("GRANT ALL ON oracle_loader_test7_id_seq TO $schema1");

                $dbh1->do(<<"EOF");
                    CREATE TABLE oracle_loader_test8 (
                        id INT NOT NULL PRIMARY KEY,
                        value VARCHAR(100),
                        oracle_loader_test7_id INT REFERENCES ${schema2}.oracle_loader_test7 (id)
                    )
EOF
                $dbh1->do($_) for $auto_inc_cb->('oracle_loader_test8', 'id');
                $dbh1->do("GRANT ALL ON oracle_loader_test8 to $schema2");
                $dbh1->do("GRANT ALL ON oracle_loader_test8_id_seq TO $schema2");

                # We add schema to moniker_parts, so make a monikers hash for
                # the tests, of the form schemanum.tablenum
                my $schema1_moniker = join '', map ucfirst lc, split_name to_identifier $schema1;
                my $schema2_moniker = join '', map ucfirst lc, split_name to_identifier $schema2;

                my %monikers;
                $monikers{'1.5'} = $schema1_moniker . 'OracleLoaderTest5';
                $monikers{'2.5'} = $schema2_moniker . 'OracleLoaderTest5';

                foreach my $db_schema ([$schema1, $schema2], '%') {
                    lives_and {
                        rmtree EXTRA_DUMP_DIR;

                        my @warns;
                        local $SIG{__WARN__} = sub {
                            push @warns, $_[0] unless $_[0] =~ /\bcollides\b/;
                        };

                        make_schema_at(
                            'OracleMultiSchema',
                            {
                                naming => 'current',
                                db_schema => $db_schema,
                                dump_directory => EXTRA_DUMP_DIR,
                                quiet => 1,
                            },
                            [ $dsn, $user, $password ],
                        );

                        diag join "\n", @warns if @warns;

                        is @warns, 0;
                    } qq{dumped schema for "$schema1" and "$schema2" schemas with no warnings};

                    my ($test_schema, $rsrc, $rs, $row, %uniqs, $rel_info);

                    lives_and {
                        ok $test_schema = OracleMultiSchema->connect($dsn, $user, $password);
                    } 'connected test schema';

                    lives_and {
                        ok $rsrc = $test_schema->source('OracleLoaderTest4');
                    } 'got source for table in schema1';

                    is try { $rsrc->column_info('id')->{is_auto_increment} }, 1,
                        'column in schema1';

                    is try { $rsrc->column_info('id')->{sequence} }, lc "${schema1}.oracle_loader_test4_id_seq",
                        'sequence in schema1';

                    is try { $rsrc->column_info('value')->{data_type} }, 'varchar2',
                        'column in schema1';

                    is try { $rsrc->column_info('value')->{size} }, 100,
                        'column in schema1';

                    lives_and {
                        ok $rs = $test_schema->resultset('OracleLoaderTest4');
                    } 'got resultset for table in schema1';

                    lives_and {
                        ok $row = $rs->create({ value => 'foo' });
                    } 'executed SQL on table in schema1';

                    my $schema1_identifier = join '_', map lc, split_name to_identifier $schema1;

                    $rel_info = try { $rsrc->relationship_info(
                        $schema1_identifier . '_oracle_loader_test5'
                    ) };

                    is_deeply $rel_info->{cond}, {
                        'foreign.four_id' => 'self.id'
                    }, 'relationship in schema1';

                    is $rel_info->{attrs}{accessor}, 'single',
                        'relationship in schema1';

                    is $rel_info->{attrs}{join_type}, 'LEFT',
                        'relationship in schema1';

                    lives_and {
                        ok $rsrc = $test_schema->source($monikers{'1.5'});
                    } 'got source for table in schema1';

                    %uniqs = try { $rsrc->unique_constraints };

                    is keys %uniqs, 2,
                        'got unique and primary constraint in schema1';

                    delete $uniqs{primary};

                    is_deeply ((values %uniqs)[0], ['four_id'],
                        'correct unique constraint in schema1');

                    lives_and {
                        ok $rsrc = $test_schema->source('OracleLoaderTest6');
                    } 'got source for table in schema2';

                    is try { $rsrc->column_info('id')->{is_auto_increment} }, 1,
                        'column in schema2 introspected correctly';

                    is try { $rsrc->column_info('value')->{data_type} }, 'varchar2',
                        'column in schema2 introspected correctly';

                    is try { $rsrc->column_info('value')->{size} }, 100,
                        'column in schema2 introspected correctly';

                    lives_and {
                        ok $rs = $test_schema->resultset('OracleLoaderTest6');
                    } 'got resultset for table in schema2';

                    lives_and {
                        ok $row = $rs->create({ value => 'foo' });
                    } 'executed SQL on table in schema2';

                    $rel_info = try { $rsrc->relationship_info('oracle_loader_test7') };

                    is_deeply $rel_info->{cond}, {
                        'foreign.six_id' => 'self.id'
                    }, 'relationship in schema2';

                    is $rel_info->{attrs}{accessor}, 'single',
                        'relationship in schema2';

                    is $rel_info->{attrs}{join_type}, 'LEFT',
                        'relationship in schema2';

                    lives_and {
                        ok $rsrc = $test_schema->source('OracleLoaderTest7');
                    } 'got source for table in schema2';

                    %uniqs = try { $rsrc->unique_constraints };

                    is keys %uniqs, 2,
                        'got unique and primary constraint in schema2';

                    delete $uniqs{primary};

                    is_deeply ((values %uniqs)[0], ['six_id'],
                        'correct unique constraint in schema2');

                    lives_and {
                        ok $test_schema->source('OracleLoaderTest6')
                            ->has_relationship('oracle_loader_test4');
                    } 'cross-schema relationship in multi-db_schema';

                    lives_and {
                        ok $test_schema->source('OracleLoaderTest4')
                            ->has_relationship('oracle_loader_test6s');
                    } 'cross-schema relationship in multi-db_schema';

                    lives_and {
                        ok $test_schema->source('OracleLoaderTest8')
                            ->has_relationship('oracle_loader_test7');
                    } 'cross-schema relationship in multi-db_schema';

                    lives_and {
                        ok $test_schema->source('OracleLoaderTest7')
                            ->has_relationship('oracle_loader_test8s');
                    } 'cross-schema relationship in multi-db_schema';
                }
            }
        },
    },
)->run_tests();


END {
    if (not $ENV{SCHEMA_LOADER_TESTS_NOCLEANUP}) {
        if (my $dbh1 = try { $schema->storage->dbh }) {
            $dbh1->do($_) for $auto_inc_drop_cb->('oracle_loader_test11','id');

            if (my $dbh2 = try { $extra_schema->storage->dbh }) {

                try {
                    $dbh1->do($_) for $auto_inc_drop_cb->('oracle_loader_test8', 'id');
                    $dbh2->do($_) for $auto_inc_drop_cb->('oracle_loader_test7', 'id');
                    $dbh2->do($_) for $auto_inc_drop_cb->('oracle_loader_test6', 'id');
                    $dbh2->do($_) for $auto_inc_drop_cb->('oracle_loader_test5', 'pk');
                    $dbh1->do($_) for $auto_inc_drop_cb->('oracle_loader_test5', 'id');
                    $dbh1->do($_) for $auto_inc_drop_cb->('oracle_loader_test4', 'id');
                }
                catch {
                    die "Error dropping sequences for cross-schema test tables: $_";
                };

                try {
                    $dbh1->do('DROP TABLE oracle_loader_test8');
                    $dbh2->do('DROP TABLE oracle_loader_test7');
                    $dbh2->do('DROP TABLE oracle_loader_test6');
                    $dbh2->do('DROP TABLE oracle_loader_test5');
                    $dbh1->do('DROP TABLE oracle_loader_test5');
                    $dbh1->do('DROP TABLE oracle_loader_test4');
                }
                catch {
                    die "Error dropping cross-schema test tables: $_";
                };
            }
        }
        rmtree EXTRA_DUMP_DIR;
    }
}
# vim:et sw=4 sts=4 tw=0:
Commit	Line	Data
406a97c2	1	use DBIx::Class::Schema::Loader::Optional::Dependencies
	2	-skip_all_without => 'test_rdbms_oracle';
	3
e7262300	4	use strict;
fcf328c7	5	use warnings;
6b0e47fc	6	use Test::More;
6b0e47fc	7	use Test::Exception;
c4a69b87	8	use DBIx::Class::Schema::Loader 'make_schema_at';
5975bbe6	9	use DBIx::Class::Schema::Loader::Utils qw/slurp_file split_name/;
c4a69b87	10	use Try::Tiny;
c4a69b87	11	use File::Path 'rmtree';
5975bbe6	12	use String::ToIdentifier::EN::Unicode 'to_identifier';
c4a69b87	13
fcf328c7	14	use lib qw(t/lib);
c4a69b87	15	use dbixcsl_common_tests ();
	16	use dbixcsl_test_dir '$tdir';
	17
	18	use constant EXTRA_DUMP_DIR => "$tdir/ora_extra_dump";
e7262300	19
	20	my $dsn = $ENV{DBICTEST_ORA_DSN} \|\| '';
	21	my $user = $ENV{DBICTEST_ORA_USER} \|\| '';
	22	my $password = $ENV{DBICTEST_ORA_PASS} \|\| '';
	23
c4a69b87	24	my ($schema, $extra_schema); # for cleanup in END for extra tests
c4a69b87	25
5975bbe6	26	my $auto_inc_cb = sub {
	27	my ($table, $col) = @_;
	28	return (
	29	qq{ CREATE SEQUENCE ${table}_${col}_seq START WITH 1 INCREMENT BY 1},
a40434df	30	qq{
029e9d1e	31	CREATE OR REPLACE TRIGGER ${table}_${col}_trg
5975bbe6	32	BEFORE INSERT ON ${table}
	33	FOR EACH ROW
	34	BEGIN
	35	SELECT ${table}_${col}_seq.nextval INTO :NEW.${col} FROM dual;
	36	END;
	37	}
	38	);
	39	};
	40
	41	my $auto_inc_drop_cb = sub {
	42	my ($table, $col) = @_;
	43	return qq{ DROP SEQUENCE ${table}_${col}_seq };
	44	};
	45
406a97c2	46	dbixcsl_common_tests->new(
e7262300	47	vendor => 'Oracle',
c1ac681d	48	auto_inc_pk => 'INTEGER NOT NULL PRIMARY KEY',
5975bbe6	49	auto_inc_cb => $auto_inc_cb,
a40434df	50	auto_inc_drop_cb => $auto_inc_drop_cb,
b511f36e	51	preserve_case_mode_is_exclusive => 1,
b511f36e	52	quote_char => '"',
a40434df	53	default_is_deferrable => 0,
	54	default_on_delete_clause => 'NO ACTION',
	55	default_on_update_clause => 'NO ACTION',
e7262300	56	dsn => $dsn,
	57	user => $user,
	58	password => $password,
760fd65c	59	data_types => {
	60	# From:
	61	# http://download.oracle.com/docs/cd/B19306_01/server.102/b14200/sql_elements001.htm#i54330
	62	#
	63	# These tests require at least Oracle 9.2, because of the VARCHAR to
	64	# VARCHAR2 casting.
	65	#
	66	# Character Types
	67	'char' => { data_type => 'char', size => 1 },
	68	'char(11)' => { data_type => 'char', size => 11 },
	69	'nchar' => { data_type => 'nchar', size => 1 },
bc319c63	70	'national character'
bc319c63	71	=> { data_type => 'nchar', size => 1 },
760fd65c	72	'nchar(11)' => { data_type => 'nchar', size => 11 },
bc319c63	73	'national character(11)'
bc319c63	74	=> { data_type => 'nchar', size => 11 },
760fd65c	75	'varchar(20)' => { data_type => 'varchar2', size => 20 },
	76	'varchar2(20)' => { data_type => 'varchar2', size => 20 },
	77	'nvarchar2(20)'=> { data_type => 'nvarchar2', size => 20 },
bc319c63	78	'national character varying(20)'
bc319c63	79	=> { data_type => 'nvarchar2', size => 20 },
760fd65c	80
	81	# Numeric Types
	82	#
1c22571b	83	# integer/decimal/numeric is alised to NUMBER
760fd65c	84	#
4ea15dfe	85	'integer' => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },
	86	'int' => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },
	87	'smallint' => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },
760fd65c	88
1af21646	89	# very long DEFAULT throws an ORA-24345
	90	"number(15) DEFAULT to_number(decode(substrb(userenv('CLIENT_INFO'),1,1),' ',null,substrb(userenv('CLIENT_INFO'),1,10)))" => {
	91	data_type => 'numeric', size => [15,0], original => { data_type => 'number' },
	92	default_value => \"to_number(decode(substrb(userenv('CLIENT_INFO'),1,1),' ',null,substrb(userenv('CLIENT_INFO'),1,10)))"
	93	},
	94
4ea15dfe	95	'decimal' => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },
	96	'dec' => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },
	97	'numeric' => { data_type => 'integer', original => { data_type => 'number', size => [38,0] } },
760fd65c	98
4ea15dfe	99	'decimal(3)' => { data_type => 'numeric', size => [3,0], original => { data_type => 'number' } },
	100	'dec(3)' => { data_type => 'numeric', size => [3,0], original => { data_type => 'number' } },
	101	'numeric(3)' => { data_type => 'numeric', size => [3,0], original => { data_type => 'number' } },
760fd65c	102
4ea15dfe	103	'decimal(3,3)' => { data_type => 'numeric', size => [3,3], original => { data_type => 'number' } },
	104	'dec(3,3)' => { data_type => 'numeric', size => [3,3], original => { data_type => 'number' } },
	105	'numeric(3,3)' => { data_type => 'numeric', size => [3,3], original => { data_type => 'number' } },
760fd65c	106
1c22571b	107	'binary_float' => { data_type => 'real', original => { data_type => 'binary_float' } },
	108	'binary_double' => { data_type => 'double precision', original => { data_type => 'binary_double' } },
	109
	110	# these are not mentioned in the summary chart, must be aliased
ceb009d3	111	real => { data_type => 'real', original => { data_type => 'float', size => 63 } },
1c22571b	112	'float(63)' => { data_type => 'real', original => { data_type => 'float', size => 63 } },
	113	'float(64)' => { data_type => 'double precision', original => { data_type => 'float', size => 64 } },
	114	'float(126)' => { data_type => 'double precision', original => { data_type => 'float', size => 126 } },
	115	float => { data_type => 'double precision', original => { data_type => 'float', size => 126 } },
760fd65c	116
	117	# Blob Types
	118	'raw(50)' => { data_type => 'raw', size => 50 },
	119	'clob' => { data_type => 'clob' },
	120	'nclob' => { data_type => 'nclob' },
	121	'blob' => { data_type => 'blob' },
	122	'bfile' => { data_type => 'bfile' },
3b29d0ac	123	'long' => { data_type => 'long' },
760fd65c	124	'long raw' => { data_type => 'long raw' },
	125
	126	# Datetime Types
3785bc2e	127	'date' => { data_type => 'datetime', original => { data_type => 'date' } },
760fd65c	128	'date default sysdate'
3785bc2e	129	=> { data_type => 'datetime', default_value => \'current_timestamp',
3785bc2e	130	original => { data_type => 'date', default_value => \'sysdate' } },
760fd65c	131	'timestamp' => { data_type => 'timestamp' },
	132	'timestamp default current_timestamp'
	133	=> { data_type => 'timestamp', default_value => \'current_timestamp' },
	134	'timestamp(3)' => { data_type => 'timestamp', size => 3 },
	135	'timestamp with time zone'
	136	=> { data_type => 'timestamp with time zone' },
	137	'timestamp(3) with time zone'
	138	=> { data_type => 'timestamp with time zone', size => 3 },
	139	'timestamp with local time zone'
	140	=> { data_type => 'timestamp with local time zone' },
	141	'timestamp(3) with local time zone'
	142	=> { data_type => 'timestamp with local time zone', size => 3 },
	143	'interval year to month'
	144	=> { data_type => 'interval year to month' },
	145	'interval year(3) to month'
	146	=> { data_type => 'interval year to month', size => 3 },
	147	'interval day to second'
	148	=> { data_type => 'interval day to second' },
	149	'interval day(3) to second'
	150	=> { data_type => 'interval day to second', size => [3,6] },
	151	'interval day to second(3)'
	152	=> { data_type => 'interval day to second', size => [2,3] },
	153	'interval day(3) to second(3)'
	154	=> { data_type => 'interval day to second', size => [3,3] },
	155
	156	# Other Types
	157	'rowid' => { data_type => 'rowid' },
	158	'urowid' => { data_type => 'urowid' },
	159	'urowid(3333)' => { data_type => 'urowid', size => 3333 },
	160	},
5cd600fa	161	extra => {
4cd5155b	162	create => [
a40434df	163	q{
4cd5155b	164	CREATE TABLE oracle_loader_test1 (
	165	id NUMBER(11),
	166	value VARCHAR2(100)
	167	)
	168	},
	169	q{ COMMENT ON TABLE oracle_loader_test1 IS 'oracle_loader_test1 table comment' },
	170	q{ COMMENT ON COLUMN oracle_loader_test1.value IS 'oracle_loader_test1.value column comment' },
a40434df	171	# 4 through 8 are used for the multi-schema tests
	172	q{
	173	create table oracle_loader_test9 (
	174	id int primary key
	175	)
	176	},
	177	q{
	178	create table oracle_loader_test10 (
	179	id int primary key,
	180	nine_id int,
	181	foreign key (nine_id) references oracle_loader_test9(id)
	182	on delete set null deferrable
	183	)
	184	},
029e9d1e	185	q{
	186	create table oracle_loader_test11 (
	187	id int primary key disable,
	188	ten_id int unique disable,
	189	foreign key (ten_id) references oracle_loader_test10(id) disable
	190	)
	191	},
	192	$auto_inc_cb->('oracle_loader_test11', 'id'),
	193	'alter trigger oracle_loader_test11_id_trg disable',
d7e0e0e8	194	'CREATE VIEW oracle_loader_test12 AS SELECT * FROM oracle_loader_test1',
	195	],
	196	pre_drop_ddl => [
	197	'DROP VIEW oracle_loader_test12',
4cd5155b	198	],
029e9d1e	199	drop => [qw/oracle_loader_test1 oracle_loader_test9 oracle_loader_test10 oracle_loader_test11/],
d7e0e0e8	200	count => 12 + 31 * 2, # basic + cross-schema * 2
5cd600fa	201	run => sub {
c4a69b87	202	my ($monikers, $classes);
c4a69b87	203	($schema, $monikers, $classes) = @_;
5cd600fa	204
	205	SKIP: {
	206	if (my $source = $monikers->{loader_test1s}) {
	207	is $schema->source($source)->column_info('id')->{sequence},
	208	'loader_test1s_id_seq',
	209	'Oracle sequence detection';
	210	}
	211	else {
7640ef4b	212	skip 'not running common tests', 1;
5cd600fa	213	}
5cd600fa	214	}
4cd5155b	215
61d1cca1	216	my $class = $classes->{oracle_loader_test1};
c4a69b87	217
c4a69b87	218	my $filename = $schema->loader->get_dump_filename($class);
fcf328c7	219	my $code = slurp_file $filename;
4cd5155b	220
61d1cca1	221	like $code, qr/^=head1 NAME\n\n^$class - oracle_loader_test1 table comment\n\n^=cut\n/m,
61d1cca1	222	'table comment';
4cd5155b	223
61d1cca1	224	like $code, qr/^=head2 value\n\n(.+:.+\n)+\noracle_loader_test1\.value column comment\n\n/m,
61d1cca1	225	'column comment and attrs';
c4a69b87	226
a40434df	227	# test on delete/update fk clause introspection
	228	ok ((my $rel_info = $schema->source('OracleLoaderTest10')->relationship_info('nine')),
	229	'got rel info');
	230
	231	is $rel_info->{attrs}{on_delete}, 'SET NULL',
	232	'ON DELETE clause introspected correctly';
	233
	234	is $rel_info->{attrs}{on_update}, 'NO ACTION',
	235	'ON UPDATE clause set to NO ACTION by default';
	236
	237	is $rel_info->{attrs}{is_deferrable}, 1,
	238	'DEFERRABLE clause introspected correctly';
	239
029e9d1e	240	my $source11 = $schema->source('OracleLoaderTest11');
	241
	242	# DBD::Oracle < 1.76 doesn't filter out disabled primary keys
	243	my $uniqs = eval { DBD::Oracle->VERSION('1.76') } ? [] : ['primary'];
	244	is_deeply [keys %{{$source11->unique_constraints}}], $uniqs,
	245	'Disabled unique constraints not loaded';
	246
	247	ok !$source11->relationship_info('ten'),
	248	'Disabled FK not loaded';
	249
	250	ok !$source11->column_info('id')->{is_auto_increment},
	251	'Disabled autoinc trigger not loaded';
	252
d7e0e0e8	253	my $view_source = $schema->resultset($monikers->{oracle_loader_test12})->result_source;
	254	isa_ok $view_source, 'DBIx::Class::ResultSource::View',
	255	'view result source';
	256
	257	like $view_source->view_definition,
	258	qr/\A \s* select\b .* \bfrom \s+ oracle_loader_test1 \s* \z/imsx,
	259	'view definition';
	260
c4a69b87	261	SKIP: {
17ecc734	262	skip 'Set the DBICTEST_ORA_EXTRAUSER_DSN, _USER and _PASS environment variables to run the cross-schema relationship tests', 31 * 2
c4a69b87	263	unless $ENV{DBICTEST_ORA_EXTRAUSER_DSN};
	264
	265	$extra_schema = $schema->clone;
	266	$extra_schema->connection(@ENV{map "DBICTEST_ORA_EXTRAUSER_$_",
	267	qw/DSN USER PASS/
	268	});
	269
	270	my $dbh1 = $schema->storage->dbh;
	271	my $dbh2 = $extra_schema->storage->dbh;
	272
	273	my ($schema1) = $dbh1->selectrow_array('SELECT USER FROM DUAL');
	274	my ($schema2) = $dbh2->selectrow_array('SELECT USER FROM DUAL');
	275
	276	$dbh1->do(<<'EOF');
	277	CREATE TABLE oracle_loader_test4 (
	278	id INT NOT NULL PRIMARY KEY,
	279	value VARCHAR(100)
	280	)
	281	EOF
5975bbe6	282
1de9c8e1	283	$dbh1->do($_) for $auto_inc_cb->(lc "${schema1}.oracle_loader_test4", 'id');
5975bbe6	284
c4a69b87	285	$dbh1->do("GRANT ALL ON oracle_loader_test4 TO $schema2");
5975bbe6	286	$dbh1->do("GRANT ALL ON oracle_loader_test4_id_seq TO $schema2");
	287
	288	$dbh1->do(<<"EOF");
	289	CREATE TABLE oracle_loader_test5 (
	290	id INT NOT NULL PRIMARY KEY,
	291	value VARCHAR(100),
	292	four_id INT REFERENCES ${schema1}.oracle_loader_test4 (id),
	293	CONSTRAINT ora_loader5_uniq UNIQUE (four_id)
	294	)
	295	EOF
	296	$dbh1->do($_) for $auto_inc_cb->('oracle_loader_test5', 'id');
	297	$dbh1->do("GRANT ALL ON oracle_loader_test5 TO $schema2");
	298	$dbh1->do("GRANT ALL ON oracle_loader_test5_id_seq TO $schema2");
	299
	300	$dbh2->do(<<"EOF");
	301	CREATE TABLE oracle_loader_test5 (
	302	pk INT NOT NULL PRIMARY KEY,
	303	value VARCHAR(100),
	304	four_id INT REFERENCES ${schema1}.oracle_loader_test4 (id),
	305	CONSTRAINT ora_loader5_uniq UNIQUE (four_id)
	306	)
	307	EOF
	308	$dbh2->do($_) for $auto_inc_cb->('oracle_loader_test5', 'pk');
	309	$dbh2->do("GRANT ALL ON oracle_loader_test5 TO $schema1");
	310	$dbh2->do("GRANT ALL ON oracle_loader_test5_pk_seq TO $schema1");
	311
c4a69b87	312	$dbh2->do(<<"EOF");
	313	CREATE TABLE oracle_loader_test6 (
	314	id INT NOT NULL PRIMARY KEY,
	315	value VARCHAR(100),
	316	oracle_loader_test4_id INT REFERENCES ${schema1}.oracle_loader_test4 (id)
	317	)
	318	EOF
5975bbe6	319	$dbh2->do($_) for $auto_inc_cb->('oracle_loader_test6', 'id');
c4a69b87	320	$dbh2->do("GRANT ALL ON oracle_loader_test6 to $schema1");
5975bbe6	321	$dbh2->do("GRANT ALL ON oracle_loader_test6_id_seq TO $schema1");
5975bbe6	322
c4a69b87	323	$dbh2->do(<<"EOF");
	324	CREATE TABLE oracle_loader_test7 (
	325	id INT NOT NULL PRIMARY KEY,
5975bbe6	326	value VARCHAR(100),
5975bbe6	327	six_id INT UNIQUE REFERENCES ${schema2}.oracle_loader_test6 (id)
c4a69b87	328	)
c4a69b87	329	EOF
5975bbe6	330	$dbh2->do($_) for $auto_inc_cb->('oracle_loader_test7', 'id');
c4a69b87	331	$dbh2->do("GRANT ALL ON oracle_loader_test7 to $schema1");
5975bbe6	332	$dbh2->do("GRANT ALL ON oracle_loader_test7_id_seq TO $schema1");
5975bbe6	333
c4a69b87	334	$dbh1->do(<<"EOF");
	335	CREATE TABLE oracle_loader_test8 (
	336	id INT NOT NULL PRIMARY KEY,
	337	value VARCHAR(100),
	338	oracle_loader_test7_id INT REFERENCES ${schema2}.oracle_loader_test7 (id)
	339	)
	340	EOF
5975bbe6	341	$dbh1->do($_) for $auto_inc_cb->('oracle_loader_test8', 'id');
	342	$dbh1->do("GRANT ALL ON oracle_loader_test8 to $schema2");
	343	$dbh1->do("GRANT ALL ON oracle_loader_test8_id_seq TO $schema2");
	344
	345	# We add schema to moniker_parts, so make a monikers hash for
	346	# the tests, of the form schemanum.tablenum
	347	my $schema1_moniker = join '', map ucfirst lc, split_name to_identifier $schema1;
	348	my $schema2_moniker = join '', map ucfirst lc, split_name to_identifier $schema2;
	349
	350	my %monikers;
5975bbe6	351	$monikers{'1.5'} = $schema1_moniker . 'OracleLoaderTest5';
5975bbe6	352	$monikers{'2.5'} = $schema2_moniker . 'OracleLoaderTest5';
c4a69b87	353
	354	foreach my $db_schema ([$schema1, $schema2], '%') {
	355	lives_and {
	356	rmtree EXTRA_DUMP_DIR;
	357
	358	my @warns;
	359	local $SIG{__WARN__} = sub {
	360	push @warns, $_[0] unless $_[0] =~ /\bcollides\b/;
	361	};
	362
	363	make_schema_at(
	364	'OracleMultiSchema',
	365	{
	366	naming => 'current',
	367	db_schema => $db_schema,
c4a69b87	368	dump_directory => EXTRA_DUMP_DIR,
	369	quiet => 1,
	370	},
	371	[ $dsn, $user, $password ],
	372	);
	373
	374	diag join "\n", @warns if @warns;
	375
	376	is @warns, 0;
	377	} qq{dumped schema for "$schema1" and "$schema2" schemas with no warnings};
	378
5975bbe6	379	my ($test_schema, $rsrc, $rs, $row, %uniqs, $rel_info);
c4a69b87	380
	381	lives_and {
	382	ok $test_schema = OracleMultiSchema->connect($dsn, $user, $password);
	383	} 'connected test schema';
	384
	385	lives_and {
4c2e2ce9	386	ok $rsrc = $test_schema->source('OracleLoaderTest4');
5975bbe6	387	} 'got source for table in schema1';
	388
	389	is try { $rsrc->column_info('id')->{is_auto_increment} }, 1,
	390	'column in schema1';
	391
1de9c8e1	392	is try { $rsrc->column_info('id')->{sequence} }, lc "${schema1}.oracle_loader_test4_id_seq",
	393	'sequence in schema1';
	394
5975bbe6	395	is try { $rsrc->column_info('value')->{data_type} }, 'varchar2',
	396	'column in schema1';
	397
	398	is try { $rsrc->column_info('value')->{size} }, 100,
	399	'column in schema1';
	400
	401	lives_and {
4c2e2ce9	402	ok $rs = $test_schema->resultset('OracleLoaderTest4');
5975bbe6	403	} 'got resultset for table in schema1';
	404
	405	lives_and {
	406	ok $row = $rs->create({ value => 'foo' });
	407	} 'executed SQL on table in schema1';
	408
	409	my $schema1_identifier = join '_', map lc, split_name to_identifier $schema1;
	410
	411	$rel_info = try { $rsrc->relationship_info(
	412	$schema1_identifier . '_oracle_loader_test5'
	413	) };
	414
	415	is_deeply $rel_info->{cond}, {
	416	'foreign.four_id' => 'self.id'
	417	}, 'relationship in schema1';
	418
	419	is $rel_info->{attrs}{accessor}, 'single',
	420	'relationship in schema1';
	421
	422	is $rel_info->{attrs}{join_type}, 'LEFT',
	423	'relationship in schema1';
	424
	425	lives_and {
	426	ok $rsrc = $test_schema->source($monikers{'1.5'});
	427	} 'got source for table in schema1';
	428
	429	%uniqs = try { $rsrc->unique_constraints };
	430
	431	is keys %uniqs, 2,
	432	'got unique and primary constraint in schema1';
	433
	434	delete $uniqs{primary};
	435
	436	is_deeply ((values %uniqs)[0], ['four_id'],
	437	'correct unique constraint in schema1');
	438
	439	lives_and {
4c2e2ce9	440	ok $rsrc = $test_schema->source('OracleLoaderTest6');
5975bbe6	441	} 'got source for table in schema2';
	442
	443	is try { $rsrc->column_info('id')->{is_auto_increment} }, 1,
	444	'column in schema2 introspected correctly';
	445
	446	is try { $rsrc->column_info('value')->{data_type} }, 'varchar2',
	447	'column in schema2 introspected correctly';
	448
	449	is try { $rsrc->column_info('value')->{size} }, 100,
	450	'column in schema2 introspected correctly';
	451
	452	lives_and {
4c2e2ce9	453	ok $rs = $test_schema->resultset('OracleLoaderTest6');
5975bbe6	454	} 'got resultset for table in schema2';
	455
	456	lives_and {
	457	ok $row = $rs->create({ value => 'foo' });
	458	} 'executed SQL on table in schema2';
	459
	460	$rel_info = try { $rsrc->relationship_info('oracle_loader_test7') };
	461
	462	is_deeply $rel_info->{cond}, {
	463	'foreign.six_id' => 'self.id'
	464	}, 'relationship in schema2';
	465
	466	is $rel_info->{attrs}{accessor}, 'single',
	467	'relationship in schema2';
	468
	469	is $rel_info->{attrs}{join_type}, 'LEFT',
	470	'relationship in schema2';
	471
	472	lives_and {
4c2e2ce9	473	ok $rsrc = $test_schema->source('OracleLoaderTest7');
5975bbe6	474	} 'got source for table in schema2';
	475
	476	%uniqs = try { $rsrc->unique_constraints };
	477
	478	is keys %uniqs, 2,
	479	'got unique and primary constraint in schema2';
	480
	481	delete $uniqs{primary};
	482
	483	is_deeply ((values %uniqs)[0], ['six_id'],
	484	'correct unique constraint in schema2');
	485
	486	lives_and {
4c2e2ce9	487	ok $test_schema->source('OracleLoaderTest6')
c4a69b87	488	->has_relationship('oracle_loader_test4');
	489	} 'cross-schema relationship in multi-db_schema';
	490
	491	lives_and {
4c2e2ce9	492	ok $test_schema->source('OracleLoaderTest4')
c4a69b87	493	->has_relationship('oracle_loader_test6s');
	494	} 'cross-schema relationship in multi-db_schema';
	495
	496	lives_and {
4c2e2ce9	497	ok $test_schema->source('OracleLoaderTest8')
c4a69b87	498	->has_relationship('oracle_loader_test7');
	499	} 'cross-schema relationship in multi-db_schema';
	500
	501	lives_and {
4c2e2ce9	502	ok $test_schema->source('OracleLoaderTest7')
c4a69b87	503	->has_relationship('oracle_loader_test8s');
	504	} 'cross-schema relationship in multi-db_schema';
	505	}
	506	}
5cd600fa	507	},
5cd600fa	508	},
406a97c2	509	)->run_tests();
406a97c2	510
c4a69b87	511
	512	END {
	513	if (not $ENV{SCHEMA_LOADER_TESTS_NOCLEANUP}) {
029e9d1e	514	if (my $dbh1 = try { $schema->storage->dbh }) {
	515	$dbh1->do($_) for $auto_inc_drop_cb->('oracle_loader_test11','id');
	516
	517	if (my $dbh2 = try { $extra_schema->storage->dbh }) {
	518
	519	try {
	520	$dbh1->do($_) for $auto_inc_drop_cb->('oracle_loader_test8', 'id');
	521	$dbh2->do($_) for $auto_inc_drop_cb->('oracle_loader_test7', 'id');
	522	$dbh2->do($_) for $auto_inc_drop_cb->('oracle_loader_test6', 'id');
	523	$dbh2->do($_) for $auto_inc_drop_cb->('oracle_loader_test5', 'pk');
	524	$dbh1->do($_) for $auto_inc_drop_cb->('oracle_loader_test5', 'id');
	525	$dbh1->do($_) for $auto_inc_drop_cb->('oracle_loader_test4', 'id');
	526	}
	527	catch {
	528	die "Error dropping sequences for cross-schema test tables: $_";
	529	};
	530
	531	try {
	532	$dbh1->do('DROP TABLE oracle_loader_test8');
	533	$dbh2->do('DROP TABLE oracle_loader_test7');
	534	$dbh2->do('DROP TABLE oracle_loader_test6');
	535	$dbh2->do('DROP TABLE oracle_loader_test5');
	536	$dbh1->do('DROP TABLE oracle_loader_test5');
	537	$dbh1->do('DROP TABLE oracle_loader_test4');
	538	}
	539	catch {
	540	die "Error dropping cross-schema test tables: $_";
	541	};
c4a69b87	542	}
c4a69b87	543	}
c4a69b87	544	rmtree EXTRA_DUMP_DIR;
	545	}
	546	}
760fd65c	547	# vim:et sw=4 sts=4 tw=0: