X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=t%2Flib%2Fdbixcsl_common_tests.pm;h=ad4005767733ed0e1c25da5a39e1209b8a4c6aa1;hb=0da287c87626b38a802fda7b8ca324dd62634851;hp=d8dc3f58b07732e55d5b8e1c64fd1884a996ef1c;hpb=53ef681d0209e2c85ddd60e049e3c8510fb27bb5;p=dbsrgits%2FDBIx-Class-Schema-Loader.git

diff --git a/t/lib/dbixcsl_common_tests.pm b/t/lib/dbixcsl_common_tests.pm
index d8dc3f5..ad40057 100644
--- a/t/lib/dbixcsl_common_tests.pm
+++ b/t/lib/dbixcsl_common_tests.pm
@@ -4,6 +4,7 @@ use strict;
 use warnings;
 
 use Test::More;
+use Test::Exception;
 use DBIx::Class::Schema::Loader;
 use Class::Unload;
 use File::Path;
@@ -11,9 +12,31 @@ use DBI;
 use Digest::MD5;
 use File::Find 'find';
 use Class::Unload ();
+use DBIx::Class::Schema::Loader::Utils 'dumper_squashed';
+use List::MoreUtils 'apply';
+use DBIx::Class::Schema::Loader::Optional::Dependencies ();
+use Try::Tiny;
+use File::Slurp 'read_file';
+use File::Spec::Functions 'catfile';
+use File::Basename 'basename';
+use namespace::clean;
 
-my $DUMP_DIR = './t/_common_dump';
-rmtree $DUMP_DIR;
+use dbixcsl_test_dir qw/$tdir/;
+
+use constant DUMP_DIR => "$tdir/common_dump";
+
+rmtree DUMP_DIR;
+
+use constant RESCAN_WARNINGS => qr/(?i:loader_test|LoaderTest)\d+s? has no primary key|^Dumping manual schema|^Schema dump completed|collides with an inherited method|invalidates \d+ active statement|^Bad table or view/;
+
+# skip schema-qualified tables in the Pg tests
+use constant SOURCE_DDL => qr/CREATE (?:TABLE|VIEW) (?!"dbicsl[.-]test")/i;
+
+use constant SCHEMA_CLASS => 'DBIXCSL_Test::Schema';
+
+use constant RESULT_NAMESPACE => [ 'MyResult', 'MyResultTwo' ];
+
+use constant RESULTSET_NAMESPACE => [ 'MyResultSet', 'MyResultSetTwo' ];
 
 sub new {
     my $class = shift;
@@ -39,13 +62,23 @@ sub new {
     # Optional extra tables and tests
     $self->{extra} ||= {};
 
-    $self->{date_datatype} ||= 'DATE';
+    $self->{basic_date_datatype} ||= 'DATE';
 
     # Not all DBS do SQL-standard CURRENT_TIMESTAMP
-    $self->{default_function} ||= "CURRENT_TIMESTAMP";
-    $self->{default_function_def} ||= "TIMESTAMP DEFAULT $self->{default_function}";
+    $self->{default_function} ||= "current_timestamp";
+    $self->{default_function_def} ||= "timestamp default $self->{default_function}";
+
+    $self = bless $self, $class;
+
+    $self->{preserve_case_tests_table_names} = [qw/LoaderTest40 LoaderTest41/];
+
+    if (lc($self->{vendor}) eq 'mysql' && $^O =~ /^(?:MSWin32|cygwin)\z/) {
+        $self->{preserve_case_tests_table_names} = [qw/Loader_Test40 Loader_Test41/];
+    }
 
-    return bless $self => $class;
+    $self->setup_data_type_tests;
+
+    return $self;
 }
 
 sub skip_tests {
@@ -73,8 +106,21 @@ sub run_tests {
             push @connect_info, [ @{$info}{qw/dsn user password connect_info_opts/ } ];
         }
     }
+    
+    if ($ENV{SCHEMA_LOADER_TESTS_EXTRA_ONLY}) {
+        $self->run_only_extra_tests(\@connect_info);
+        return;
+    }
 
-    plan tests => @connect_info * (171 + ($self->{extra}->{count} || 0));
+    my $extra_count = $self->{extra}{count} || 0;
+
+    my $col_accessor_map_tests = 5;
+    my $num_rescans = 5;
+    $num_rescans++ if $self->{vendor} eq 'mssql';
+    $num_rescans++ if $self->{vendor} eq 'Firebird';
+
+    plan tests => @connect_info *
+        (209 + $num_rescans * $col_accessor_map_tests + $extra_count + ($self->{data_type_tests}{test_count} || 0));
 
     foreach my $info_idx (0..$#connect_info) {
         my $info = $connect_info[$info_idx];
@@ -83,113 +129,192 @@ sub run_tests {
 
         $self->create();
 
-        my $schema_class = $self->setup_schema(@$info);
+        my $schema_class = $self->setup_schema($info);
         $self->test_schema($schema_class);
 
-        rmtree $DUMP_DIR
+        rmtree DUMP_DIR
             unless $ENV{SCHEMA_LOADER_TESTS_NOCLEANUP} && $info_idx == $#connect_info;
     }
 }
 
+sub run_only_extra_tests {
+    my ($self, $connect_info) = @_;
+
+    plan tests => @$connect_info * (3 + ($self->{extra}{count} || 0) + ($self->{data_type_tests}{test_count} || 0));
+
+    rmtree DUMP_DIR;
+
+    foreach my $info_idx (0..$#$connect_info) {
+        my $info = $connect_info->[$info_idx];
+
+        @{$self}{qw/dsn user password connect_info_opts/} = @$info;
+
+        $self->drop_extra_tables_only;
+
+        my $dbh = $self->dbconnect(1);
+        $dbh->do($_) for @{ $self->{pre_create} || [] };
+        $dbh->do($_) for @{ $self->{extra}{create} || [] };
+
+        if (not ($self->{vendor} eq 'mssql' && $dbh->{Driver}{Name} eq 'Sybase')) {
+            $dbh->do($_) for @{ $self->{data_type_tests}{ddl} || []};
+        }
+
+        $self->{_created} = 1;
+
+        my $file_count = grep $_ =~ SOURCE_DDL, @{ $self->{extra}{create} || [] };
+        $file_count++; # schema
+        
+        if (not ($self->{vendor} eq 'mssql' && $dbh->{Driver}{Name} eq 'Sybase')) {
+            $file_count++ for @{ $self->{data_type_tests}{table_names} || [] };
+        }
+
+        my $schema_class = $self->setup_schema($info, $file_count);
+        my ($monikers, $classes) = $self->monikers_and_classes($schema_class);
+        my $conn = $schema_class->clone;
+
+        $self->test_data_types($conn);
+        $self->{extra}{run}->($conn, $monikers, $classes, $self) if $self->{extra}{run};
+
+        if (not ($ENV{SCHEMA_LOADER_TESTS_NOCLEANUP} && $info_idx == $#$connect_info)) {
+            $self->drop_extra_tables_only;
+            rmtree DUMP_DIR;
+        }
+    }
+}
+
+sub drop_extra_tables_only {
+    my $self = shift;
+
+    my $dbh = $self->dbconnect(0);
+
+    local $^W = 0; # for ADO
+
+    $dbh->do($_) for @{ $self->{extra}{pre_drop_ddl} || [] };
+    $self->drop_table($dbh, $_) for @{ $self->{extra}{drop} || [] };
+
+    if (not ($self->{vendor} eq 'mssql' && $dbh->{Driver}{Name} eq 'Sybase')) {
+        foreach my $data_type_table (@{ $self->{data_type_tests}{table_names} || [] }) {
+            $self->drop_table($dbh, $data_type_table);
+        }
+    }
+}
+
 # defined in sub create
 my (@statements, @statements_reltests, @statements_advanced,
     @statements_advanced_sqlite, @statements_inline_rels,
     @statements_implicit_rels);
 
 sub setup_schema {
-    my $self = shift;
-    my @connect_info = @_;
-
-    my $schema_class = 'DBIXCSL_Test::Schema';
+    my ($self, $connect_info, $expected_count) = @_;
 
     my $debug = ($self->{verbose} > 1) ? 1 : 0;
 
+    if ($ENV{SCHEMA_LOADER_TESTS_USE_MOOSE}) {
+        if (not DBIx::Class::Schema::Loader::Optional::Dependencies->req_ok_for('use_moose')) {
+            die sprintf ("Missing dependencies for SCHEMA_LOADER_TESTS_USE_MOOSE: %s\n",
+                DBIx::Class::Schema::Loader::Optional::Dependencies->req_missing_for('use_moose'));
+        }
+
+        $self->{use_moose} = 1;
+    }
+
     my %loader_opts = (
         constraint              =>
-	    qr/^(?:\S+\.)?(?:(?:$self->{vendor}|extra)_)?loader_test[0-9]+(?!.*_)/i,
-        relationships           => 1,
+          qr/^(?:\S+\.)?(?:(?:$self->{vendor}|extra)[_-]?)?loader[_-]?test[0-9]+(?!.*_)/i,
+        result_namespace        => RESULT_NAMESPACE,
+        resultset_namespace     => RESULTSET_NAMESPACE,
         additional_classes      => 'TestAdditional',
         additional_base_classes => 'TestAdditionalBase',
         left_base_classes       => [ qw/TestLeftBase/ ],
-        components              => [ qw/TestComponent/ ],
-        resultset_components    => [ qw/TestRSComponent/ ],
-        inflect_plural          => { loader_test4 => 'loader_test4zes' },
+        components              => [ qw/TestComponent +TestComponentFQN/ ],
+        inflect_plural          => { loader_test4_fkid => 'loader_test4zes' },
         inflect_singular        => { fkid => 'fkid_singular' },
         moniker_map             => \&_monikerize,
         custom_column_info      => \&_custom_column_info,
         debug                   => $debug,
-        use_namespaces          => 0,
-        dump_directory          => $DUMP_DIR,
+        dump_directory          => DUMP_DIR,
         datetime_timezone       => 'Europe/Berlin',
         datetime_locale         => 'de_DE',
+        $self->{use_moose} ? (
+            use_moose        => 1,
+            result_roles     => 'TestRole',
+            result_roles_map => { LoaderTest2X => 'TestRoleForMap' },
+        ) : (),
+        col_collision_map       => { '^(can)\z' => 'caught_collision_%s' },
+        rel_collision_map       => { '^(set_primary_key)\z' => 'caught_rel_collision_%s' },
+        col_accessor_map        => \&test_col_accessor_map,
+        result_components_map   => { LoaderTest2X => 'TestComponentForMap', LoaderTest1 => '+TestComponentForMapFQN' },
+        uniq_to_primary         => 1,
         %{ $self->{loader_options} || {} },
     );
 
     $loader_opts{db_schema} = $self->{db_schema} if $self->{db_schema};
 
-    Class::Unload->unload($schema_class);
+    Class::Unload->unload(SCHEMA_CLASS);
 
     my $file_count;
-    my $expected_count = 36;
     {
-       my @loader_warnings;
-       local $SIG{__WARN__} = sub { push(@loader_warnings, $_[0]); };
-        eval qq{
-            package $schema_class;
-            use base qw/DBIx::Class::Schema::Loader/;
-    
-            __PACKAGE__->loader_options(\%loader_opts);
-            __PACKAGE__->connection(\@connect_info);
-        };
-
-       ok(!$@, "Loader initialization") or diag $@;
-
-       find sub { return if -d; $file_count++ }, $DUMP_DIR;
+        my @loader_warnings;
+        local $SIG{__WARN__} = sub { push(@loader_warnings, @_); };
+         eval qq{
+             package @{[SCHEMA_CLASS]};
+             use base qw/DBIx::Class::Schema::Loader/;
+     
+             __PACKAGE__->loader_options(\%loader_opts);
+             __PACKAGE__->connection(\@\$connect_info);
+         };
+ 
+        ok(!$@, "Loader initialization") or diag $@;
 
-       $expected_count += grep /CREATE (?:TABLE|VIEW)/i,
-           @{ $self->{extra}{create} || [] };
+        find sub { return if -d; $file_count++ }, DUMP_DIR;
 
-       $expected_count -= grep /CREATE TABLE/, @statements_inline_rels
-           if $self->{skip_rels} || $self->{no_inline_rels};
+        my $standard_sources = not defined $expected_count;
 
-       $expected_count -= grep /CREATE TABLE/, @statements_implicit_rels
-           if $self->{skip_rels} || $self->{no_implicit_rels};
+        if ($standard_sources) {
+            $expected_count = 37;
 
-       $expected_count -= grep /CREATE TABLE/, ($self->{vendor} =~ /sqlite/ ? @statements_advanced_sqlite : @statements_advanced), @statements_reltests
-           if $self->{skip_rels};
+            if (not ($self->{vendor} eq 'mssql' && $connect_info->[0] =~ /Sybase/)) {
+                $expected_count++ for @{ $self->{data_type_tests}{table_names} || [] };
+            }
 
-       is $file_count, $expected_count, 'correct number of files generated';
+            $expected_count += grep $_ =~ SOURCE_DDL,
+                @{ $self->{extra}{create} || [] };
+     
+            $expected_count -= grep /CREATE TABLE/, @statements_inline_rels
+                if $self->{skip_rels} || $self->{no_inline_rels};
+     
+            $expected_count -= grep /CREATE TABLE/, @statements_implicit_rels
+                if $self->{skip_rels} || $self->{no_implicit_rels};
+     
+            $expected_count -= grep /CREATE TABLE/, ($self->{vendor} =~ /sqlite/ ? @statements_advanced_sqlite : @statements_advanced), @statements_reltests
+                if $self->{skip_rels};
+        }
+ 
+        is $file_count, $expected_count, 'correct number of files generated';
+ 
+        my $warn_count = 2;
+ 
+        $warn_count++ for grep /^Bad table or view/, @loader_warnings;
+ 
+        $warn_count++ for grep /renaming \S+ relation/, @loader_warnings;
+ 
+        $warn_count++ for grep /\b(?!loader_test9)\w+ has no primary key/i, @loader_warnings;
 
-       my $warn_count = 2;
-       $warn_count++ if grep /ResultSetManager/, @loader_warnings;
+        $warn_count++ for grep /^Column '\w+' in table '\w+' collides with an inherited method\./, @loader_warnings;
 
-       $warn_count++ for grep /^Bad table or view/, @loader_warnings;
+        $warn_count++ for grep /^Relationship '\w+' in source '\w+' for columns '[^']+' collides with an inherited method\./, @loader_warnings;
 
-       $warn_count++ for grep /renaming \S+ relation/, @loader_warnings;
+        $warn_count++ for grep { my $w = $_; grep $w =~ $_, @{ $self->{warnings} || [] } } @loader_warnings;
 
-       my $vendor = $self->{vendor};
-       $warn_count++ for grep /${vendor}_\S+ has no primary key/,
-           @loader_warnings;
+        $warn_count-- for grep { my $w = $_; grep $w =~ $_, @{ $self->{failtrigger_warnings} || [] } } @loader_warnings;
 
-        if($self->{skip_rels}) {
-            SKIP: {
-                is(scalar(@loader_warnings), $warn_count, "No loader warnings")
-                    or diag @loader_warnings;
-                skip "No missing PK warnings without rels", 1;
-            }
-        }
-        else {
-	    $warn_count++;
-            is(scalar(@loader_warnings), $warn_count, "Expected loader warning")
-                or diag @loader_warnings;
-            is(grep(/loader_test9 has no primary key/i, @loader_warnings), 1,
-                 "Missing PK warning");
-        }
+        is scalar(@loader_warnings), $warn_count, 'Correct number of warnings'
+            or diag @loader_warnings;
     }
 
-    exit if $file_count != $expected_count;
-   
-    return $schema_class;
+    exit if ($file_count||0) != $expected_count;
+
+    return SCHEMA_CLASS;
 }
 
 sub test_schema {
@@ -200,20 +325,7 @@ sub test_schema {
 
     ($self->{before_tests_run} || sub {})->($conn);
 
-    my $monikers = {};
-    my $classes = {};
-    foreach my $source_name ($schema_class->sources) {
-        my $table_name = $schema_class->source($source_name)->from;
-
-        $table_name = $$table_name if ref $table_name;
-
-        $monikers->{$table_name} = $source_name;
-        $classes->{$table_name} = $schema_class . q{::} . $source_name;
-
-        # some DBs (Firebird) uppercase everything
-        $monikers->{lc $table_name} = $source_name;
-        $classes->{lc $table_name} = $schema_class . q{::} . $source_name;
-    }
+    my ($monikers, $classes) = $self->monikers_and_classes($schema_class);
 
     my $moniker1 = $monikers->{loader_test1s};
     my $class1   = $classes->{loader_test1s};
@@ -225,8 +337,8 @@ sub test_schema {
     my $rsobj2   = $conn->resultset($moniker2);
     check_no_duplicate_unique_constraints($class2);
 
-    my $moniker23 = $monikers->{LOADER_TEST23} || $monikers->{loader_test23};
-    my $class23   = $classes->{LOADER_TEST23}  || $classes->{loader_test23};
+    my $moniker23 = $monikers->{LOADER_test23} || $monikers->{loader_test23};
+    my $class23   = $classes->{LOADER_test23}  || $classes->{loader_test23};
     my $rsobj23   = $conn->resultset($moniker1);
 
     my $moniker24 = $monikers->{LoAdEr_test24} || $monikers->{loader_test24};
@@ -237,14 +349,86 @@ sub test_schema {
     my $class35   = $classes->{loader_test35};
     my $rsobj35   = $conn->resultset($moniker35);
 
+    my $moniker50 = $monikers->{loader_test50};
+    my $class50   = $classes->{loader_test50};
+    my $rsobj50   = $conn->resultset($moniker50);
+
     isa_ok( $rsobj1, "DBIx::Class::ResultSet" );
     isa_ok( $rsobj2, "DBIx::Class::ResultSet" );
     isa_ok( $rsobj23, "DBIx::Class::ResultSet" );
     isa_ok( $rsobj24, "DBIx::Class::ResultSet" );
     isa_ok( $rsobj35, "DBIx::Class::ResultSet" );
+    isa_ok( $rsobj50, "DBIx::Class::ResultSet" );
+
+    # check result_namespace
+    my @schema_dir = split /::/, SCHEMA_CLASS;
+    my $result_dir = ref RESULT_NAMESPACE ? ${RESULT_NAMESPACE()}[0] : RESULT_NAMESPACE;
+
+    my $schema_files = [ sort map basename($_), glob catfile(DUMP_DIR, @schema_dir, '*') ];
+
+    is_deeply $schema_files, [ $result_dir ],
+        'first entry in result_namespace exists as a directory';
+
+    my $result_file_count =()= glob catfile(DUMP_DIR, @schema_dir, $result_dir, '*.pm');
+
+    ok $result_file_count,
+        'Result files dumped to first entry in result_namespace';
+
+    # parse out the resultset_namespace
+    my $schema_code = read_file($conn->_loader->get_dump_filename(SCHEMA_CLASS), binmode => ':encoding(UTF-8)');
+
+    my ($schema_resultset_namespace) = $schema_code =~ /\bresultset_namespace => (.*)/;
+    $schema_resultset_namespace = eval $schema_resultset_namespace;
+    die $@ if $@;
+
+    is_deeply $schema_resultset_namespace, RESULTSET_NAMESPACE,
+        'resultset_namespace set correctly on Schema';
 
     my @columns_lt2 = $class2->columns;
-    is_deeply( \@columns_lt2, [ qw/id dat dat2/ ], "Column Ordering" );
+    is_deeply( \@columns_lt2, [ qw/id dat dat2 set_primary_key can dbix_class_testcomponent dbix_class_testcomponentmap testcomponent_fqn meta test_role_method test_role_for_map_method crumb_crisp_coating/ ], "Column Ordering" );
+
+    is $class2->column_info('can')->{accessor}, 'caught_collision_can',
+        'accessor for column name that conflicts with a UNIVERSAL method renamed based on col_collision_map';
+
+    ok (exists $class2->column_info('set_primary_key')->{accessor}
+        && (not defined $class2->column_info('set_primary_key')->{accessor}),
+        'accessor for column name that conflicts with a result base class method removed');
+
+    ok (exists $class2->column_info('dbix_class_testcomponent')->{accessor}
+        && (not defined $class2->column_info('dbix_class_testcomponent')->{accessor}),
+        'accessor for column name that conflicts with a component class method removed');
+
+    ok (exists $class2->column_info('dbix_class_testcomponentmap')->{accessor}
+        && (not defined $class2->column_info('dbix_class_testcomponentmap')->{accessor}),
+        'accessor for column name that conflicts with a component class method removed');
+
+    ok (exists $class2->column_info('testcomponent_fqn')->{accessor}
+        && (not defined $class2->column_info('testcomponent_fqn')->{accessor}),
+        'accessor for column name that conflicts with a fully qualified component class method removed');
+
+    if ($self->{use_moose}) {
+        ok (exists $class2->column_info('meta')->{accessor}
+            && (not defined $class2->column_info('meta')->{accessor}),
+            'accessor for column name that conflicts with Moose removed');
+
+        ok (exists $class2->column_info('test_role_for_map_method')->{accessor}
+            && (not defined $class2->column_info('test_role_for_map_method')->{accessor}),
+            'accessor for column name that conflicts with a Result role removed');
+
+        ok (exists $class2->column_info('test_role_method')->{accessor}
+            && (not defined $class2->column_info('test_role_method')->{accessor}),
+            'accessor for column name that conflicts with a Result role removed');
+    }
+    else {
+        ok ((not exists $class2->column_info('meta')->{accessor}),
+            "not removing 'meta' accessor with use_moose disabled");
+
+        ok ((not exists $class2->column_info('test_role_for_map_method')->{accessor}),
+            'no role method conflicts with use_moose disabled');
+
+        ok ((not exists $class2->column_info('test_role_method')->{accessor}),
+            'no role method conflicts with use_moose disabled');
+    }
 
     my %uniq1 = $class1->unique_constraints;
     my $uniq1_test = 0;
@@ -272,6 +456,11 @@ sub test_schema {
     }
     ok($uniq2_test, "Multi-col unique constraint");
 
+    my %uniq3 = $class50->unique_constraints;
+
+    is_deeply $uniq3{primary}, ['id1', 'id2'],
+        'unique constraint promoted to primary key with uniq_to_primary';
+
     is($moniker2, 'LoaderTest2X', "moniker_map testing");
 
     SKIP: {
@@ -304,12 +493,31 @@ sub test_schema {
             'Additional Component' );
     }
 
+    is try { $class2->dbix_class_testcomponentmap }, 'dbix_class_testcomponentmap works',
+        'component from result_component_map';
+
+    isnt try { $class1->dbix_class_testcomponentmap }, 'dbix_class_testcomponentmap works',
+        'component from result_component_map not added to not mapped Result';
+
+    is try { $class1->testcomponent_fqn }, 'TestComponentFQN works',
+        'fully qualified component class';
+
+    is try { $class1->testcomponentformap_fqn }, 'TestComponentForMapFQN works',
+        'fully qualified component class from result_component_map';
+
+    isnt try { $class2->testcomponentformap_fqn }, 'TestComponentForMapFQN works',
+        'fully qualified component class from result_component_map not added to not mapped Result';
+
     SKIP: {
-        can_ok($rsobj1, 'dbix_class_testrscomponent')
-            or skip "Pre-requisite test failed", 1;
-        is( $rsobj1->dbix_class_testrscomponent,
-            'dbix_class_testrscomponent works',
-            'ResultSet component' );
+        skip 'not testing role methods with use_moose disabled', 2
+            unless $self->{use_moose};
+
+        is try { $class1->test_role_method }, 'test_role_method works',
+            'role from result_roles applied';
+
+        is try { $class2->test_role_for_map_method },
+            'test_role_for_map_method works',
+            'role from result_roles_map applied';
     }
 
     SKIP: {
@@ -318,17 +526,12 @@ sub test_schema {
         is( $class1->loader_test1_classmeth, 'all is well', 'Class method' );
     }
 
-    SKIP: {
-        can_ok( $rsobj1, 'loader_test1_rsmeth' )
-            or skip "Pre-requisite test failed";
-        is( $rsobj1->loader_test1_rsmeth, 'all is still well', 'Result set method' );
-    }
-    
     ok( $class1->column_info('id')->{is_auto_increment}, 'is_auto_increment detection' );
 
-    my $obj    = $rsobj1->find(1);
-    is( $obj->id,  1, "Find got the right row" );
-    is( $obj->dat, "foo", "Column value" );
+    my $obj = try { $rsobj1->find(1) };
+
+    is( try { $obj->id },  1, "Find got the right row" );
+    is( try { $obj->dat }, "foo", "Column value" );
     is( $rsobj2->count, 4, "Count" );
     my $saved_id;
     eval {
@@ -345,31 +548,54 @@ sub test_schema {
     my ($obj2) = $rsobj2->search({ dat => 'bbb' })->first;
     is( $obj2->id, 2 );
 
-    is(
-        $class35->column_info('a_varchar')->{default_value}, 'foo',
-        'constant character default',
-    );
+    SKIP: {
+        skip 'no DEFAULT on Access', 7 if $self->{vendor} eq 'Access';
 
-    is(
-        $class35->column_info('an_int')->{default_value}, 42,
-        'constant integer default',
-    );
+        is(
+            $class35->column_info('a_varchar')->{default_value}, 'foo',
+            'constant character default',
+        );
 
-    is(
-        $class35->column_info('a_double')->{default_value}, 10.555,
-        'constant numeric default',
-    );
+        is(
+            $class35->column_info('an_int')->{default_value}, 42,
+            'constant integer default',
+        );
+
+        is(
+            $class35->column_info('a_negative_int')->{default_value}, -42,
+            'constant negative integer default',
+        );
 
-    my $function_default = $class35->column_info('a_function')->{default_value};
+        is(
+            sprintf("%.3f", $class35->column_info('a_double')->{default_value}), '10.555',
+            'constant numeric default',
+        );
 
-    isa_ok( $function_default, 'SCALAR', 'default_value for function default' );
-    is_deeply(
-        $function_default, \$self->{default_function},
-        'default_value for function default is correct'
-    );
+        is(
+            sprintf("%.3f", $class35->column_info('a_negative_double')->{default_value}), -10.555,
+            'constant negative numeric default',
+        );
+
+        my $function_default = $class35->column_info('a_function')->{default_value};
+
+        isa_ok( $function_default, 'SCALAR', 'default_value for function default' );
+        is_deeply(
+            $function_default, \$self->{default_function},
+            'default_value for function default is correct'
+        );
+    }
+
+    is( $class2->column_info('crumb_crisp_coating')->{accessor},  'trivet',
+        'col_accessor_map is being run' );
+
+    is $class1->column_info('dat')->{is_nullable}, 0,
+        'is_nullable=0 detection';
+
+    is $class2->column_info('set_primary_key')->{is_nullable}, 1,
+        'is_nullable=1 detection';
 
     SKIP: {
-        skip $self->{skip_rels}, 113 if $self->{skip_rels};
+        skip $self->{skip_rels}, 131 if $self->{skip_rels};
 
         my $moniker3 = $monikers->{loader_test3};
         my $class3   = $classes->{loader_test3};
@@ -493,14 +719,23 @@ sub test_schema {
         isa_ok( $rsobj36, "DBIx::Class::ResultSet" );
 
         # basic rel test
-        my $obj4 = $rsobj4->find(123);
-        isa_ok( $obj4->fkid_singular, $class3);
+        my $obj4 = try { $rsobj4->find(123) } || $rsobj4->search({ id => 123 })->first;
+        isa_ok( try { $obj4->fkid_singular }, $class3);
+
+        # test renaming rel that conflicts with a class method
+        ok ($obj4->has_relationship('belongs_to_rel'), 'relationship name that conflicts with a method renamed');
+
+        isa_ok( try { $obj4->belongs_to_rel }, $class3);
+
+        ok ($obj4->has_relationship('caught_rel_collision_set_primary_key'),
+            'relationship name that conflicts with a method renamed based on rel_collision_map');
+        isa_ok( try { $obj4->caught_rel_collision_set_primary_key }, $class3);
 
         ok($class4->column_info('fkid')->{is_foreign_key}, 'Foreign key detected');
 
-        my $obj3 = $rsobj3->find(1);
-        my $rs_rel4 = $obj3->search_related('loader_test4zes');
-        isa_ok( $rs_rel4->first, $class4);
+        my $obj3 = try { $rsobj3->find(1) } || $rsobj3->search({ id => 1 })->first;
+        my $rs_rel4 = try { $obj3->search_related('loader_test4zes') };
+        isa_ok( try { $rs_rel4->first }, $class4);
 
         # check rel naming with prepositions
         ok ($rsobj4->result_source->has_relationship('loader_test5s_to'),
@@ -510,87 +745,131 @@ sub test_schema {
             "rel with preposition 'from' pluralized correctly");
 
         # check default relationship attributes
-        is $rsobj3->result_source->relationship_info('loader_test4zes')->{attrs}{cascade_delete}, 0,
+        is try { $rsobj3->result_source->relationship_info('loader_test4zes')->{attrs}{cascade_delete} }, 0,
             'cascade_delete => 0 on has_many by default';
 
-        is $rsobj3->result_source->relationship_info('loader_test4zes')->{attrs}{cascade_copy}, 0,
+        is try { $rsobj3->result_source->relationship_info('loader_test4zes')->{attrs}{cascade_copy} }, 0,
             'cascade_copy => 0 on has_many by default';
 
-        ok ((not exists $rsobj3->result_source->relationship_info('loader_test4zes')->{attrs}{on_delete}),
+        ok ((not try { exists $rsobj3->result_source->relationship_info('loader_test4zes')->{attrs}{on_delete} }),
             'has_many does not have on_delete');
 
-        ok ((not exists $rsobj3->result_source->relationship_info('loader_test4zes')->{attrs}{on_update}),
+        ok ((not try { exists $rsobj3->result_source->relationship_info('loader_test4zes')->{attrs}{on_update} }),
             'has_many does not have on_update');
 
-        is $rsobj4->result_source->relationship_info('fkid_singular')->{attrs}{on_delete}, 'CASCADE',
+        ok ((not try { exists $rsobj3->result_source->relationship_info('loader_test4zes')->{attrs}{is_deferrable} }),
+            'has_many does not have is_deferrable');
+
+        is try { $rsobj4->result_source->relationship_info('fkid_singular')->{attrs}{on_delete} }, 'CASCADE',
             "on_delete => 'CASCADE' on belongs_to by default";
 
-        is $rsobj4->result_source->relationship_info('fkid_singular')->{attrs}{on_update}, 'CASCADE',
+        is try { $rsobj4->result_source->relationship_info('fkid_singular')->{attrs}{on_update} }, 'CASCADE',
             "on_update => 'CASCADE' on belongs_to by default";
 
-        ok ((not exists $rsobj4->result_source->relationship_info('fkid_singular')->{attrs}{cascade_delete}),
+        is try { $rsobj4->result_source->relationship_info('fkid_singular')->{attrs}{is_deferrable} }, 1,
+            "is_deferrable => 1 on belongs_to by default";
+
+        ok ((not try { exists $rsobj4->result_source->relationship_info('fkid_singular')->{attrs}{cascade_delete} }),
             'belongs_to does not have cascade_delete');
 
-        ok ((not exists $rsobj4->result_source->relationship_info('fkid_singular')->{attrs}{cascade_copy}),
+        ok ((not try { exists $rsobj4->result_source->relationship_info('fkid_singular')->{attrs}{cascade_copy} }),
             'belongs_to does not have cascade_copy');
 
-        is $rsobj27->result_source->relationship_info('loader_test28')->{attrs}{cascade_delete}, 0,
+        is try { $rsobj27->result_source->relationship_info('loader_test28')->{attrs}{cascade_delete} }, 0,
             'cascade_delete => 0 on might_have by default';
 
-        is $rsobj27->result_source->relationship_info('loader_test28')->{attrs}{cascade_copy}, 0,
+        is try { $rsobj27->result_source->relationship_info('loader_test28')->{attrs}{cascade_copy} }, 0,
             'cascade_copy => 0 on might_have by default';
 
-        ok ((not exists $rsobj27->result_source->relationship_info('loader_test28')->{attrs}{on_delete}),
+        ok ((not try { exists $rsobj27->result_source->relationship_info('loader_test28')->{attrs}{on_delete} }),
             'might_have does not have on_delete');
 
-        ok ((not exists $rsobj27->result_source->relationship_info('loader_test28')->{attrs}{on_update}),
+        ok ((not try { exists $rsobj27->result_source->relationship_info('loader_test28')->{attrs}{on_update} }),
             'might_have does not have on_update');
 
-        # find on multi-col pk
-        my $obj5 = 
-	    eval { $rsobj5->find({id1 => 1, iD2 => 1}) } ||
-	    eval { $rsobj5->find({id1 => 1, id2 => 1}) };
-	die $@ if $@;
+        ok ((not try { exists $rsobj27->result_source->relationship_info('loader_test28')->{attrs}{is_deferrable} }),
+            'might_have does not have is_deferrable');
 
-        is( $obj5->id2, 1, "Find on multi-col PK" );
+        # find on multi-col pk
+        if ($conn->_loader->preserve_case) {
+            my $obj5 = $rsobj5->find({id1 => 1, iD2 => 1});
+            is $obj5->i_d2, 1, 'Find on multi-col PK';
+        }
+        else {
+	    my $obj5 = $rsobj5->find({id1 => 1, id2 => 1});
+            is $obj5->id2, 1, 'Find on multi-col PK';
+        }
 
         # mulit-col fk def
-        my $obj6 = $rsobj6->find(1);
-        isa_ok( $obj6->loader_test2, $class2);
-        isa_ok( $obj6->loader_test5, $class5);
+        my $obj6 = try { $rsobj6->find(1) } || $rsobj6->search({ id => 1 })->first;
+        isa_ok( try { $obj6->loader_test2 }, $class2);
+        isa_ok( try { $obj6->loader_test5 }, $class5);
 
         ok($class6->column_info('loader_test2_id')->{is_foreign_key}, 'Foreign key detected');
         ok($class6->column_info('id')->{is_foreign_key}, 'Foreign key detected');
 
-	my $id2_info = eval { $class6->column_info('id2') } ||
+	my $id2_info = try { $class6->column_info('id2') } ||
 			$class6->column_info('Id2');
         ok($id2_info->{is_foreign_key}, 'Foreign key detected');
 
+        unlike read_file($conn->_loader->get_dump_filename($class6), binmode => ':encoding(UTF-8)'),
+qr/\n__PACKAGE__->(?:belongs_to|has_many|might_have|has_one|many_to_many)\(
+    \s+ "(\w+?)"
+    .*?
+   \n__PACKAGE__->(?:belongs_to|has_many|might_have|has_one|many_to_many)\(
+    \s+ "\1"/xs,
+'did not create two relationships with the same name';
+
+        unlike read_file($conn->_loader->get_dump_filename($class8), binmode => ':encoding(UTF-8)'),
+qr/\n__PACKAGE__->(?:belongs_to|has_many|might_have|has_one|many_to_many)\(
+    \s+ "(\w+?)"
+    .*?
+   \n__PACKAGE__->(?:belongs_to|has_many|might_have|has_one|many_to_many)\(
+    \s+ "\1"/xs,
+'did not create two relationships with the same name';
+
+        # check naming of ambiguous relationships
+        my $rel_info = $class6->relationship_info('lovely_loader_test7') || {};
+
+        ok (($class6->has_relationship('lovely_loader_test7')
+            && $rel_info->{cond}{'foreign.lovely_loader_test6'} eq 'self.id'
+            && $rel_info->{class} eq $class7
+            && $rel_info->{attrs}{accessor} eq 'single'),
+            'ambiguous relationship named correctly');
+
+        $rel_info = $class8->relationship_info('active_loader_test16') || {};
+
+        ok (($class8->has_relationship('active_loader_test16')
+            && $rel_info->{cond}{'foreign.loader_test8_id'} eq 'self.id'
+            && $rel_info->{class} eq $class16
+            && $rel_info->{attrs}{accessor} eq 'single'),
+            'ambiguous relationship named correctly');
+
         # fk that references a non-pk key (UNIQUE)
-        my $obj8 = $rsobj8->find(1);
-        isa_ok( $obj8->loader_test7, $class7);
+        my $obj8 = try { $rsobj8->find(1) } || $rsobj8->search({ id => 1 })->first;
+        isa_ok( try { $obj8->loader_test7 }, $class7);
 
         ok($class8->column_info('loader_test7')->{is_foreign_key}, 'Foreign key detected');
 
         # test double-fk 17 ->-> 16
-        my $obj17 = $rsobj17->find(33);
+        my $obj17 = try { $rsobj17->find(33) } || $rsobj17->search({ id => 33 })->first;
 
-        my $rs_rel16_one = $obj17->loader16_one;
+        my $rs_rel16_one = try { $obj17->loader16_one };
         isa_ok($rs_rel16_one, $class16);
-        is($rs_rel16_one->dat, 'y16', "Multiple FKs to same table");
+        is(try { $rs_rel16_one->dat }, 'y16', "Multiple FKs to same table");
 
         ok($class17->column_info('loader16_one')->{is_foreign_key}, 'Foreign key detected');
 
-        my $rs_rel16_two = $obj17->loader16_two;
+        my $rs_rel16_two = try { $obj17->loader16_two };
         isa_ok($rs_rel16_two, $class16);
-        is($rs_rel16_two->dat, 'z16', "Multiple FKs to same table");
+        is(try { $rs_rel16_two->dat }, 'z16', "Multiple FKs to same table");
 
         ok($class17->column_info('loader16_two')->{is_foreign_key}, 'Foreign key detected');
 
-        my $obj16 = $rsobj16->find(2);
-        my $rs_rel17 = $obj16->search_related('loader_test17_loader16_ones');
-        isa_ok($rs_rel17->first, $class17);
-        is($rs_rel17->first->id, 3, "search_related with multiple FKs from same table");
+        my $obj16 = try { $rsobj16->find(2) } || $rsobj16->search({ id => 2 })->first;
+        my $rs_rel17 = try { $obj16->search_related('loader_test17_loader16_ones') };
+        isa_ok(try { $rs_rel17->first }, $class17);
+        is(try { $rs_rel17->first->id }, 3, "search_related with multiple FKs from same table");
         
         # XXX test m:m 18 <- 20 -> 19
         ok($class20->column_info('parent')->{is_foreign_key}, 'Foreign key detected');
@@ -601,42 +880,42 @@ sub test_schema {
         ok($class22->column_info('child')->{is_foreign_key}, 'Foreign key detected');
 
         # test double multi-col fk 26 -> 25
-        my $obj26 = $rsobj26->find(33);
+        my $obj26 = try { $rsobj26->find(33) } || $rsobj26->search({ id => 33 })->first;
 
-        my $rs_rel25_one = $obj26->loader_test25_id_rel1;
+        my $rs_rel25_one = try { $obj26->loader_test25_id_rel1 };
         isa_ok($rs_rel25_one, $class25);
-        is($rs_rel25_one->dat, 'x25', "Multiple multi-col FKs to same table");
+        is(try { $rs_rel25_one->dat }, 'x25', "Multiple multi-col FKs to same table");
 
         ok($class26->column_info('id')->{is_foreign_key}, 'Foreign key detected');
         ok($class26->column_info('rel1')->{is_foreign_key}, 'Foreign key detected');
         ok($class26->column_info('rel2')->{is_foreign_key}, 'Foreign key detected');
 
-        my $rs_rel25_two = $obj26->loader_test25_id_rel2;
+        my $rs_rel25_two = try { $obj26->loader_test25_id_rel2 };
         isa_ok($rs_rel25_two, $class25);
-        is($rs_rel25_two->dat, 'y25', "Multiple multi-col FKs to same table");
+        is(try { $rs_rel25_two->dat }, 'y25', "Multiple multi-col FKs to same table");
 
-        my $obj25 = $rsobj25->find(3,42);
-        my $rs_rel26 = $obj25->search_related('loader_test26_id_rel1s');
-        isa_ok($rs_rel26->first, $class26);
-        is($rs_rel26->first->id, 3, "search_related with multiple multi-col FKs from same table");
+        my $obj25 = try { $rsobj25->find(3,42) } || $rsobj25->search({ id1 => 3, id2 => 42 })->first;
+        my $rs_rel26 = try { $obj25->search_related('loader_test26_id_rel1s') };
+        isa_ok(try { $rs_rel26->first }, $class26);
+        is(try { $rs_rel26->first->id }, 3, "search_related with multiple multi-col FKs from same table");
 
         # test one-to-one rels
-        my $obj27 = $rsobj27->find(1);
-        my $obj28 = $obj27->loader_test28;
+        my $obj27 = try { $rsobj27->find(1) } || $rsobj27->search({ id => 1 })->first;
+        my $obj28 = try { $obj27->loader_test28 };
         isa_ok($obj28, $class28);
-        is($obj28->get_column('id'), 1, "One-to-one relationship with PRIMARY FK");
+        is(try { $obj28->get_column('id') }, 1, "One-to-one relationship with PRIMARY FK");
 
         ok($class28->column_info('id')->{is_foreign_key}, 'Foreign key detected');
 
-        my $obj29 = $obj27->loader_test29;
+        my $obj29 = try { $obj27->loader_test29 };
         isa_ok($obj29, $class29);
-        is($obj29->id, 1, "One-to-one relationship with UNIQUE FK");
+        is(try { $obj29->id }, 1, "One-to-one relationship with UNIQUE FK");
 
         ok($class29->column_info('fk')->{is_foreign_key}, 'Foreign key detected');
 
-        $obj27 = $rsobj27->find(2);
-        is($obj27->loader_test28, undef, "Undef for missing one-to-one row");
-        is($obj27->loader_test29, undef, "Undef for missing one-to-one row");
+        $obj27 = try { $rsobj27->find(2) } || $rsobj27->search({ id => 2 })->first;
+        is(try { $obj27->loader_test28 }, undef, "Undef for missing one-to-one row");
+        is(try { $obj27->loader_test29 }, undef, "Undef for missing one-to-one row");
 
         # test outer join for nullable referring columns:
         is $class32->column_info('rel2')->{is_nullable}, 1,
@@ -645,10 +924,15 @@ sub test_schema {
         ok($class32->column_info('rel1')->{is_foreign_key}, 'Foreign key detected');
         ok($class32->column_info('rel2')->{is_foreign_key}, 'Foreign key detected');
         
-        my $obj32 = $rsobj32->find(1,{prefetch=>[qw/rel1 rel2/]});
-        my $obj34 = $rsobj34->find(
-          1,{prefetch=>[qw/loader_test33_id_rel1 loader_test33_id_rel2/]}
-        );
+        my $obj32 = try { $rsobj32->find(1, { prefetch => [qw/rel1 rel2/] }) }
+            || try { $rsobj32->search({ id => 1 }, { prefetch => [qw/rel1 rel2/] })->first }
+            || $rsobj32->search({ id => 1 })->first;
+
+        my $obj34 = eval { $rsobj34->find(1, { prefetch => [qw/loader_test33_id_rel1 loader_test33_id_rel2/] }) }
+            || eval { $rsobj34->search({ id => 1 }, { prefetch => [qw/loader_test33_id_rel1 loader_test33_id_rel2/] })->first }
+            || $rsobj34->search({ id => 1 })->first;
+        diag $@ if $@;
+
         isa_ok($obj32,$class32);
         isa_ok($obj34,$class34);
 
@@ -656,16 +940,16 @@ sub test_schema {
         ok($class34->column_info('rel1')->{is_foreign_key}, 'Foreign key detected');
         ok($class34->column_info('rel2')->{is_foreign_key}, 'Foreign key detected');
 
-        my $rs_rel31_one = $obj32->rel1;
-        my $rs_rel31_two = $obj32->rel2;
+        my $rs_rel31_one = try { $obj32->rel1 };
+        my $rs_rel31_two = try { $obj32->rel2 };
         isa_ok($rs_rel31_one, $class31);
         is($rs_rel31_two, undef);
 
-        my $rs_rel33_one = $obj34->loader_test33_id_rel1;
-        my $rs_rel33_two = $obj34->loader_test33_id_rel2;
+        my $rs_rel33_one = try { $obj34->loader_test33_id_rel1 };
+        my $rs_rel33_two = try { $obj34->loader_test33_id_rel2 };
 
-        isa_ok($rs_rel33_one,$class33);
-        is($rs_rel33_two, undef);
+        isa_ok($rs_rel33_one, $class33);
+        isa_ok($rs_rel33_two, $class33);
 
         # from Chisel's tests...
         my $moniker10 = $monikers->{loader_test10};
@@ -687,7 +971,7 @@ sub test_schema {
         $obj10->update();
         ok( defined $obj10, 'Create row' );
 
-        my $obj11 = $rsobj11->create({ loader_test10 => $obj10->id() });
+        my $obj11 = $rsobj11->create({ loader_test10 => (try { $obj10->id() } || $obj10->id10) });
         $obj11->update();
         ok( defined $obj11, 'Create related row' );
 
@@ -729,15 +1013,44 @@ sub test_schema {
             ok($class13->column_info('loader_test12')->{is_foreign_key}, 'Foreign key detected');
             ok($class13->column_info('dat')->{is_foreign_key}, 'Foreign key detected');
 
-            my $obj13 = $rsobj13->find(1);
+            my $obj13 = try { $rsobj13->find(1) } || $rsobj13->search({ id => 1 })->first;
             isa_ok( $obj13->id, $class12 );
             isa_ok( $obj13->loader_test12, $class12);
             isa_ok( $obj13->dat, $class12);
 
-            my $obj12 = $rsobj12->find(1);
-            isa_ok( $obj12->loader_test13, $class13 );
+            my $obj12 = try { $rsobj12->find(1) } || $rsobj12->search({ id => 1 })->first;
+            isa_ok( try { $obj12->loader_test13 }, $class13 );
         }
 
+        # relname is preserved when another fk is added
+        {
+            local $SIG{__WARN__} = sub { warn @_ unless $_[0] =~ /invalidates \d+ active statement/ };
+            $conn->storage->disconnect; # for mssql and access
+        }
+
+        isa_ok try { $rsobj3->find(1)->loader_test4zes }, 'DBIx::Class::ResultSet';
+
+        $conn->storage->disconnect; # for access
+
+        if (lc($self->{vendor}) !~ /^(?:sybase|mysql)\z/) {
+            $conn->storage->dbh->do('ALTER TABLE loader_test4 ADD fkid2 INTEGER REFERENCES loader_test3 (id)');
+        }
+        else {
+            $conn->storage->dbh->do(<<"EOF");
+            ALTER TABLE loader_test4 ADD fkid2 INTEGER $self->{null}
+EOF
+            $conn->storage->dbh->do(<<"EOF");
+            ALTER TABLE loader_test4 ADD CONSTRAINT loader_test4_to_3_fk FOREIGN KEY (fkid2) REFERENCES loader_test3 (id)
+EOF
+        }
+
+        $conn->storage->disconnect; # for firebird
+
+        $self->rescan_without_warnings($conn);
+
+        isa_ok try { $rsobj3->find(1)->loader_test4zes }, 'DBIx::Class::ResultSet',
+            'relationship name preserved when another foreign key is added in remote table';
+
         SKIP: {
             skip 'This vendor cannot do out-of-line implicit rel defs', 4
                 if $self->{no_implicit_rels};
@@ -754,7 +1067,7 @@ sub test_schema {
 
             ok($class15->column_info('loader_test14')->{is_foreign_key}, 'Foreign key detected');
 
-            my $obj15 = $rsobj15->find(1);
+            my $obj15 = try { $rsobj15->find(1) } || $rsobj15->search({ id => 1 })->first;
             isa_ok( $obj15->loader_test14, $class14 );
         }
     }
@@ -779,7 +1092,7 @@ sub test_schema {
     }
 
     # rescan and norewrite test
-    SKIP: {
+    {
         my @statements_rescan = (
             qq{
                 CREATE TABLE loader_test30 (
@@ -797,44 +1110,38 @@ sub test_schema {
 
         my $find_cb = sub {
             return if -d;
-            return if $_ eq 'LoaderTest30.pm';
+            return if /^(?:LoaderTest30|LoaderTest1|LoaderTest2X)\.pm\z/;
 
             open my $fh, '<', $_ or die "Could not open $_ for reading: $!";
             binmode $fh;
             $digest->addfile($fh);
         };
 
-        find $find_cb, $DUMP_DIR;
-
-        my $before_digest = $digest->digest;
-
-        my $dbh = $self->dbconnect(1);
+        find $find_cb, DUMP_DIR;
 
-        {
-            # Silence annoying but harmless postgres "NOTICE:  CREATE TABLE..."
-            local $SIG{__WARN__} = sub {
-                my $msg = shift;
-                print STDERR $msg unless $msg =~ m{^NOTICE:\s+CREATE TABLE};
-            };
+#        system "rm -rf /tmp/before_rescan /tmp/after_rescan";
+#        system "mkdir /tmp/before_rescan";
+#        system "mkdir /tmp/after_rescan";
+#        system "cp -a @{[DUMP_DIR]} /tmp/before_rescan";
 
-            $dbh->do($_) for @statements_rescan;
-        }
+        my $before_digest = $digest->b64digest;
 
+        $conn->storage->disconnect; # needed for Firebird and Informix
+        my $dbh = $self->dbconnect(1);
+        $dbh->do($_) for @statements_rescan;
         $dbh->disconnect;
-        $conn->storage->disconnect; # needed for Firebird
 
         sleep 1;
 
-        my @new = do {
-            # kill the 'Dumping manual schema' warnings
-            local $SIG{__WARN__} = sub {};
-            $conn->rescan;
-        };
+        my @new = $self->rescan_without_warnings($conn);
+
         is_deeply(\@new, [ qw/LoaderTest30/ ], "Rescan");
 
+#        system "cp -a @{[DUMP_DIR]} /tmp/after_rescan";
+
         $digest = Digest::MD5->new;
-        find $find_cb, $DUMP_DIR;
-        my $after_digest = $digest->digest;
+        find $find_cb, DUMP_DIR;
+        my $after_digest = $digest->b64digest;
 
         is $before_digest, $after_digest,
             'dumped files are not rewritten when there is no modification';
@@ -842,22 +1149,143 @@ sub test_schema {
         my $rsobj30   = $conn->resultset('LoaderTest30');
         isa_ok($rsobj30, 'DBIx::Class::ResultSet');
 
-        skip 'no rels', 2 if $self->{skip_rels};
+        SKIP: {
+            skip 'no rels', 2 if $self->{skip_rels};
+
+            my $obj30 = try { $rsobj30->find(123) } || $rsobj30->search({ id => 123 })->first;
+            isa_ok( $obj30->loader_test2, $class2);
 
-        my $obj30 = $rsobj30->find(123);
-        isa_ok( $obj30->loader_test2, $class2);
+            ok($rsobj30->result_source->column_info('loader_test2')->{is_foreign_key},
+               'Foreign key detected');
+        }
 
-        ok($rsobj30->result_source->column_info('loader_test2')->{is_foreign_key},
-           'Foreign key detected');
+        $conn->storage->disconnect; # for Firebird
+        $self->drop_table($conn->storage->dbh, 'loader_test30');
+
+        @new = $self->rescan_without_warnings($conn);
+
+        is_deeply(\@new, [], 'no new tables on rescan');
+
+        throws_ok { $conn->resultset('LoaderTest30') }
+            qr/Can't find source/,
+            'source unregistered for dropped table after rescan';
     }
 
-    $self->{extra}->{run}->($conn, $monikers, $classes) if $self->{extra}->{run};
+    $self->test_data_types($conn);
+
+    # run extra tests
+    $self->{extra}{run}->($conn, $monikers, $classes, $self) if $self->{extra}{run};
+
+    $self->test_preserve_case($conn);
 
     $self->drop_tables unless $ENV{SCHEMA_LOADER_TESTS_NOCLEANUP};
 
     $conn->storage->disconnect;
 }
 
+sub test_data_types {
+    my ($self, $conn) = @_;
+
+    SKIP: {
+        if (my $test_count = $self->{data_type_tests}{test_count}) {
+            if ($self->{vendor} eq 'mssql' && $conn->storage->dbh->{Driver}{Name} eq 'Sybase') {
+                skip 'DBD::Sybase does not work with the data_type tests on latest SQL Server', $test_count;
+            }
+
+            my $data_type_tests = $self->{data_type_tests};
+
+            foreach my $moniker (@{ $data_type_tests->{table_monikers} }) {
+                my $columns = $data_type_tests->{columns}{$moniker};
+
+                my $rsrc = $conn->resultset($moniker)->result_source;
+
+                while (my ($col_name, $expected_info) = each %$columns) {
+                    my %info = %{ $rsrc->column_info($col_name) };
+                    delete @info{qw/is_nullable timezone locale sequence/};
+
+                    my $text_col_def = dumper_squashed \%info;
+
+                    my $text_expected_info = dumper_squashed $expected_info;
+
+                    is_deeply \%info, $expected_info,
+                        "test column $col_name has definition: $text_col_def expecting: $text_expected_info";
+                }
+            }
+        }
+    }
+}
+
+sub test_preserve_case {
+    my ($self, $conn) = @_;
+
+    my ($oqt, $cqt) = $self->get_oqt_cqt(always => 1); # open quote, close quote
+
+    my $dbh = $self->dbconnect;
+
+    my ($table40_name, $table41_name) = @{ $self->{preserve_case_tests_table_names} };
+
+    $dbh->do($_) for (
+qq|
+    CREATE TABLE ${oqt}${table40_name}${cqt} (
+        ${oqt}Id${cqt} INTEGER NOT NULL PRIMARY KEY,
+        ${oqt}Foo3Bar${cqt} VARCHAR(100) NOT NULL
+    ) $self->{innodb}
+|,
+qq|
+    CREATE TABLE ${oqt}${table41_name}${cqt} (
+        ${oqt}Id${cqt} INTEGER NOT NULL PRIMARY KEY,
+        ${oqt}LoaderTest40Id${cqt} INTEGER,
+        FOREIGN KEY (${oqt}LoaderTest40Id${cqt}) REFERENCES ${oqt}${table40_name}${cqt} (${oqt}Id${cqt})
+    ) $self->{innodb}
+|,
+qq| INSERT INTO ${oqt}${table40_name}${cqt} VALUES (1, 'foo') |,
+qq| INSERT INTO ${oqt}${table41_name}${cqt} VALUES (1, 1) |,
+    );
+    $conn->storage->disconnect;
+
+    local $conn->_loader->{preserve_case} = 1;
+    $conn->_loader->_setup;
+
+    $self->rescan_without_warnings($conn);
+
+    if (not $self->{skip_rels}) {
+        ok my $row = try { $conn->resultset('LoaderTest41')->find(1) },
+            'row in mixed-case table';
+        ok my $related_row = try { $row->loader_test40 },
+            'rel in mixed-case table';
+        is try { $related_row->foo3_bar }, 'foo',
+            'accessor for mixed-case column name in mixed case table';
+    }
+    else {
+        SKIP: { skip 'not testing mixed-case rels with skip_rels', 2 }
+
+        is try { $conn->resultset('LoaderTest40')->find(1)->foo3_bar }, 'foo',
+            'accessor for mixed-case column name in mixed case table';
+    }
+}
+
+sub monikers_and_classes {
+    my ($self, $schema_class) = @_;
+    my ($monikers, $classes);
+
+    foreach my $source_name ($schema_class->sources) {
+        my $table_name = $schema_class->source($source_name)->from;
+
+        $table_name = $$table_name if ref $table_name;
+
+        my $result_class = $schema_class->source($source_name)->result_class;
+
+        $monikers->{$table_name} = $source_name;
+        $classes->{$table_name} = $result_class;
+
+        # some DBs (Firebird) uppercase everything
+        $monikers->{lc $table_name} = $source_name;
+        $classes->{lc $table_name} = $result_class;
+    }
+
+    return ($monikers, $classes);
+}
+
 sub check_no_duplicate_unique_constraints {
     my ($class) = @_;
 
@@ -890,7 +1318,7 @@ sub dbconnect {
         },
     ]);
 
-    my $dbh = eval { $storage->dbh };
+    my $dbh = $storage->dbh;
     die "Failed to connect to database: $@" if !$dbh;
 
     $self->{storage} = $storage; # storage DESTROY disconnects
@@ -898,11 +1326,33 @@ sub dbconnect {
     return $dbh;
 }
 
+sub get_oqt_cqt {
+    my $self = shift;
+    my %opts = @_;
+
+    if ((not $opts{always}) && $self->{preserve_case_mode_is_exclusive}) {
+        return ('', '');
+    }
+
+    # XXX should get quote_char from the storage of an initialized loader.
+    my ($oqt, $cqt); # open quote, close quote
+    if (ref $self->{quote_char}) {
+        ($oqt, $cqt) = @{ $self->{quote_char} };
+    }
+    else {
+        $oqt = $cqt = $self->{quote_char} || '';
+    }
+
+    return ($oqt, $cqt);
+}
+
 sub create {
     my $self = shift;
 
     $self->{_created} = 1;
 
+    $self->drop_tables;
+
     my $make_auto_inc = $self->{auto_inc_cb} || sub {};
     @statements = (
         qq{
@@ -917,11 +1367,22 @@ sub create {
         q{ INSERT INTO loader_test1s (dat) VALUES('bar') }, 
         q{ INSERT INTO loader_test1s (dat) VALUES('baz') }, 
 
+        # also test method collision
+        # crumb_crisp_coating is for col_accessor_map tests
         qq{ 
             CREATE TABLE loader_test2 (
                 id $self->{auto_inc_pk},
                 dat VARCHAR(32) NOT NULL,
                 dat2 VARCHAR(32) NOT NULL,
+                set_primary_key INTEGER $self->{null},
+                can INTEGER $self->{null},
+                dbix_class_testcomponent INTEGER $self->{null},
+                dbix_class_testcomponentmap INTEGER $self->{null},
+                testcomponent_fqn INTEGER $self->{null},
+                meta INTEGER $self->{null},
+                test_role_method INTEGER $self->{null},
+                test_role_for_map_method INTEGER $self->{null},
+                crumb_crisp_coating VARCHAR(32) $self->{null},
                 UNIQUE (dat2, dat)
             ) $self->{innodb}
         },
@@ -933,7 +1394,7 @@ sub create {
         q{ INSERT INTO loader_test2 (dat, dat2) VALUES('ddd', 'www') }, 
 
         qq{
-            CREATE TABLE LOADER_TEST23 (
+            CREATE TABLE LOADER_test23 (
                 ID INTEGER NOT NULL PRIMARY KEY,
                 DAT VARCHAR(32) NOT NULL UNIQUE
             ) $self->{innodb}
@@ -946,26 +1407,55 @@ sub create {
             ) $self->{innodb}
         },
 
-        qq{
+# Access does not support DEFAULT
+        $self->{vendor} ne 'Access' ? qq{
             CREATE TABLE loader_test35 (
                 id INTEGER NOT NULL PRIMARY KEY,
                 a_varchar VARCHAR(100) DEFAULT 'foo',
                 an_int INTEGER DEFAULT 42,
+                a_negative_int INTEGER DEFAULT -42,
                 a_double DOUBLE PRECISION DEFAULT 10.555,
+                a_negative_double DOUBLE PRECISION DEFAULT -10.555,
                 a_function $self->{default_function_def}
             ) $self->{innodb}
+        } : qq{
+            CREATE TABLE loader_test35 (
+                id INTEGER NOT NULL PRIMARY KEY,
+                a_varchar VARCHAR(100),
+                an_int INTEGER,
+                a_negative_int INTEGER,
+                a_double DOUBLE,
+                a_negative_double DOUBLE,
+                a_function DATETIME
+            )
         },
 
         qq{
             CREATE TABLE loader_test36 (
                 id INTEGER NOT NULL PRIMARY KEY,
-                a_date $self->{date_datatype},
+                a_date $self->{basic_date_datatype},
                 b_char_as_data VARCHAR(100),
                 c_char_as_data VARCHAR(100)
             ) $self->{innodb}
         },
+        qq{
+            CREATE TABLE loader_test50 (
+                id INTEGER NOT NULL UNIQUE,
+                id1 INTEGER NOT NULL,
+                id2 INTEGER NOT NULL,
+                @{[ $self->{vendor} !~ /^(?:DB2|SQLAnywhere)\z/i ? "
+                    id3 INTEGER $self->{null},
+                    id4 INTEGER NOT NULL,
+                    UNIQUE (id3, id4),
+                " : '' ]}
+                    UNIQUE (id1, id2)
+            ) $self->{innodb}
+        },
     );
 
+    # some DBs require mixed case identifiers to be quoted
+    my ($oqt, $cqt) = $self->get_oqt_cqt;
+
     @statements_reltests = (
         qq{
             CREATE TABLE loader_test3 (
@@ -984,53 +1474,73 @@ sub create {
                 id INTEGER NOT NULL PRIMARY KEY,
                 fkid INTEGER NOT NULL,
                 dat VARCHAR(32),
-                FOREIGN KEY( fkid ) REFERENCES loader_test3 (id)
+                belongs_to INTEGER $self->{null},
+                set_primary_key INTEGER $self->{null},
+                FOREIGN KEY( fkid ) REFERENCES loader_test3 (id),
+                FOREIGN KEY( belongs_to ) REFERENCES loader_test3 (id),
+                FOREIGN KEY( set_primary_key ) REFERENCES loader_test3 (id)
             ) $self->{innodb}
         },
 
-        q{ INSERT INTO loader_test4 (id,fkid,dat) VALUES(123,1,'aaa') },
-        q{ INSERT INTO loader_test4 (id,fkid,dat) VALUES(124,2,'bbb') }, 
-        q{ INSERT INTO loader_test4 (id,fkid,dat) VALUES(125,3,'ccc') },
-        q{ INSERT INTO loader_test4 (id,fkid,dat) VALUES(126,4,'ddd') },
+        q{ INSERT INTO loader_test4 (id,fkid,dat,belongs_to,set_primary_key) VALUES(123,1,'aaa',1,1) },
+        q{ INSERT INTO loader_test4 (id,fkid,dat,belongs_to,set_primary_key) VALUES(124,2,'bbb',2,2) }, 
+        q{ INSERT INTO loader_test4 (id,fkid,dat,belongs_to,set_primary_key) VALUES(125,3,'ccc',3,3) },
+        q{ INSERT INTO loader_test4 (id,fkid,dat,belongs_to,set_primary_key) VALUES(126,4,'ddd',4,4) },
 
-        qq{
+        qq|
             CREATE TABLE loader_test5 (
                 id1 INTEGER NOT NULL,
-                iD2 INTEGER NOT NULL,
+                ${oqt}iD2${cqt} INTEGER NOT NULL,
                 dat VARCHAR(8),
                 from_id INTEGER $self->{null},
                 to_id INTEGER $self->{null},
-                PRIMARY KEY (id1,iD2),
+                PRIMARY KEY (id1,${oqt}iD2${cqt}),
                 FOREIGN KEY (from_id) REFERENCES loader_test4 (id),
                 FOREIGN KEY (to_id) REFERENCES loader_test4 (id)
             ) $self->{innodb}
-        },
+        |,
 
-        q{ INSERT INTO loader_test5 (id1,iD2,dat) VALUES (1,1,'aaa') },
+        qq| INSERT INTO loader_test5 (id1,${oqt}iD2${cqt},dat) VALUES (1,1,'aaa') |,
 
-        qq{
+        qq|
             CREATE TABLE loader_test6 (
                 id INTEGER NOT NULL PRIMARY KEY,
-                Id2 INTEGER,
+                ${oqt}Id2${cqt} INTEGER,
                 loader_test2_id INTEGER,
                 dat VARCHAR(8),
                 FOREIGN KEY (loader_test2_id)  REFERENCES loader_test2 (id),
-                FOREIGN KEY(id,Id2) REFERENCES loader_test5 (id1,iD2)
+                FOREIGN KEY(id,${oqt}Id2${cqt}) REFERENCES loader_test5 (id1,${oqt}iD2${cqt})
             ) $self->{innodb}
-        },
+        |,
 
-        (q{ INSERT INTO loader_test6 (id, Id2,loader_test2_id,dat) } .
+        (qq| INSERT INTO loader_test6 (id, ${oqt}Id2${cqt},loader_test2_id,dat) | .
          q{ VALUES (1, 1,1,'aaa') }),
 
+        # here we are testing adjective detection
+
         qq{
             CREATE TABLE loader_test7 (
                 id INTEGER NOT NULL PRIMARY KEY,
                 id2 VARCHAR(8) NOT NULL UNIQUE,
-                dat VARCHAR(8)
+                dat VARCHAR(8),
+                lovely_loader_test6 INTEGER NOT NULL UNIQUE,
+                FOREIGN KEY (lovely_loader_test6) REFERENCES loader_test6 (id)
             ) $self->{innodb}
         },
 
-        q{ INSERT INTO loader_test7 (id,id2,dat) VALUES (1,'aaa','bbb') },
+        q{ INSERT INTO loader_test7 (id,id2,dat,lovely_loader_test6) VALUES (1,'aaa','bbb',1) },
+
+        # for some DBs we need a named FK to drop later
+        ($self->{vendor} =~ /^(mssql|sybase|access|mysql)\z/i ? (
+            (q{ ALTER TABLE loader_test6 ADD } .
+             qq{ loader_test7_id INTEGER $self->{null} }),
+            (q{ ALTER TABLE loader_test6 ADD CONSTRAINT loader_test6_to_7_fk } .
+             q{ FOREIGN KEY (loader_test7_id) } .
+             q{ REFERENCES loader_test7 (id) })
+        ) : (
+            (q{ ALTER TABLE loader_test6 ADD } .
+             qq{ loader_test7_id INTEGER $self->{null} REFERENCES loader_test7 (id) }),
+        )),
 
         qq{
             CREATE TABLE loader_test8 (
@@ -1041,8 +1551,9 @@ sub create {
             ) $self->{innodb}
         },
 
-        (q{ INSERT INTO loader_test8 (id,loader_test7,dat) } .
-         q{ VALUES (1,'aaa','bbb') }),
+        (q{ INSERT INTO loader_test8 (id,loader_test7,dat) VALUES (1,'aaa','bbb') }),
+        (q{ INSERT INTO loader_test8 (id,loader_test7,dat) VALUES (2,'aaa','bbb') }),
+        (q{ INSERT INTO loader_test8 (id,loader_test7,dat) VALUES (3,'aaa','bbb') }),
 
         qq{
             CREATE TABLE loader_test9 (
@@ -1053,13 +1564,27 @@ sub create {
         qq{
             CREATE TABLE loader_test16 (
                 id INTEGER NOT NULL PRIMARY KEY,
-                dat  VARCHAR(8)
+                dat  VARCHAR(8),
+                loader_test8_id INTEGER NOT NULL UNIQUE,
+                FOREIGN KEY (loader_test8_id) REFERENCES loader_test8 (id)
             ) $self->{innodb}
         },
 
-        qq{ INSERT INTO loader_test16 (id,dat) VALUES (2,'x16') },
-        qq{ INSERT INTO loader_test16 (id,dat) VALUES (4,'y16') },
-        qq{ INSERT INTO loader_test16 (id,dat) VALUES (6,'z16') },
+        qq{ INSERT INTO loader_test16 (id,dat,loader_test8_id) VALUES (2,'x16',1) },
+        qq{ INSERT INTO loader_test16 (id,dat,loader_test8_id) VALUES (4,'y16',2) },
+        qq{ INSERT INTO loader_test16 (id,dat,loader_test8_id) VALUES (6,'z16',3) },
+
+        # for some DBs we need a named FK to drop later
+        ($self->{vendor} =~ /^(mssql|sybase|access|mysql)\z/i ? (
+            (q{ ALTER TABLE loader_test8 ADD } .
+             qq{ loader_test16_id INTEGER $self->{null} }),
+            (q{ ALTER TABLE loader_test8 ADD CONSTRAINT loader_test8_to_16_fk } .
+             q{ FOREIGN KEY (loader_test16_id) } .
+             q{ REFERENCES loader_test16 (id) })
+        ) : (
+            (q{ ALTER TABLE loader_test8 ADD } .
+             qq{ loader_test16_id INTEGER $self->{null} REFERENCES loader_test16 (id) }),
+        )),
 
         qq{
             CREATE TABLE loader_test17 (
@@ -1226,7 +1751,7 @@ sub create {
             FOREIGN KEY (id,rel2) REFERENCES loader_test33(id1,id2)
           ) $self->{innodb}
         },
-        q{ INSERT INTO loader_test34 (id,rel1) VALUES (1,2) },
+        q{ INSERT INTO loader_test34 (id,rel1,rel2) VALUES (1,2,2) },
     );
 
     @statements_advanced = (
@@ -1239,19 +1764,27 @@ sub create {
         },
         $make_auto_inc->(qw/loader_test10 id10/),
 
+# Access does not support DEFAULT.
         qq{
             CREATE TABLE loader_test11 (
                 id11 $self->{auto_inc_pk},
-                a_message VARCHAR(8) DEFAULT 'foo',
+                a_message VARCHAR(8) @{[ $self->{vendor} ne 'Access' ? "DEFAULT 'foo'" : '' ]},
                 loader_test10 INTEGER $self->{null},
                 FOREIGN KEY (loader_test10) REFERENCES loader_test10 (id10)
             ) $self->{innodb}
         },
         $make_auto_inc->(qw/loader_test11 id11/),
 
-        (q{ ALTER TABLE loader_test10 ADD CONSTRAINT } .
-         q{ loader_test11_fk FOREIGN KEY (loader_test11) } .
-         q{ REFERENCES loader_test11 (id11) }),
+        (lc($self->{vendor}) ne 'informix' ?
+            (q{ ALTER TABLE loader_test10 ADD CONSTRAINT loader_test11_fk } .
+             q{ FOREIGN KEY (loader_test11) } .
+             q{ REFERENCES loader_test11 (id11) })
+        :
+            (q{ ALTER TABLE loader_test10 ADD CONSTRAINT } .
+             q{ FOREIGN KEY (loader_test11) } .
+             q{ REFERENCES loader_test11 (id11) } .
+             q{ CONSTRAINT loader_test11_fk })
+        ),
     );
 
     @statements_advanced_sqlite = (
@@ -1326,18 +1859,27 @@ sub create {
 
     my $dbh = $self->dbconnect(1);
 
-    # Silence annoying but harmless postgres "NOTICE:  CREATE TABLE..."
-    local $SIG{__WARN__} = sub {
-        my $msg = shift;
-        print STDERR $msg unless $msg =~ m{^NOTICE:\s+CREATE TABLE};
-    };
+    $dbh->do($_) for @{ $self->{pre_create} || [] };
 
-    $dbh->do($_) for (@statements);
-    unless($self->{skip_rels}) {
+    $dbh->do($_) foreach (@statements);
+
+    if (not ($self->{vendor} eq 'mssql' && $dbh->{Driver}{Name} eq 'Sybase')) {
+        $dbh->do($_) foreach (@{ $self->{data_type_tests}{ddl} || [] });
+    }
+
+    unless ($self->{skip_rels}) {
         # hack for now, since DB2 doesn't like inline comments, and we need
         # to test one for mysql, which works on everyone else...
         # this all needs to be refactored anyways.
-        $dbh->do($_) for (@statements_reltests);
+
+        for my $stmt (@statements_reltests) {
+            try {
+                $dbh->do($stmt);
+            }
+            catch {
+                die "Error executing '$stmt': $_\n";
+            };
+        }
         if($self->{vendor} =~ /sqlite/i) {
             $dbh->do($_) for (@statements_advanced_sqlite);
         }
@@ -1360,12 +1902,14 @@ sub drop_tables {
     my $self = shift;
 
     my @tables = qw/
+        loader_test1
         loader_test1s
         loader_test2
-        LOADER_TEST23
+        LOADER_test23
         LoAdEr_test24
         loader_test35
         loader_test36
+        loader_test50
     /;
     
     my @tables_auto_inc = (
@@ -1421,45 +1965,93 @@ sub drop_tables {
 
     my @tables_rescan = qw/ loader_test30 /;
 
-    my $drop_fk_mysql =
-        q{ALTER TABLE loader_test10 DROP FOREIGN KEY loader_test11_fk};
+    my @tables_preserve_case_tests = @{ $self->{preserve_case_tests_table_names} };
 
-    my $drop_fk =
-        q{ALTER TABLE loader_test10 DROP CONSTRAINT loader_test11_fk};
+    my %drop_columns = (
+        loader_test6  => 'loader_test7_id',
+        loader_test7  => 'lovely_loader_test6',
+        loader_test8  => 'loader_test16_id',
+        loader_test16 => 'loader_test8_id',
+    );
 
-    my $dbh = $self->dbconnect(0);
+    my %drop_constraints = (
+        loader_test10 => 'loader_test11_fk',
+        loader_test6  => 'loader_test6_to_7_fk',
+        loader_test8  => 'loader_test8_to_16_fk',
+    );
 
-    $dbh->do($_) for @{ $self->{extra}{pre_drop_ddl} || [] };
-    $dbh->do("DROP TABLE $_") for @{ $self->{extra}{drop} || [] };
+    # For some reason some tests do this twice (I guess dependency issues?)
+    # do it twice for all drops
+    for (1,2) {
+        local $^W = 0; # for ADO
 
-    my $drop_auto_inc = $self->{auto_inc_drop_cb} || sub {};
+        my $dbh = $self->dbconnect(0);
 
-    unless($self->{skip_rels}) {
-        $dbh->do("DROP TABLE $_") for (@tables_reltests);
-        if($self->{vendor} =~ /mysql/i) {
-            $dbh->do($drop_fk_mysql);
-        }
-        else {
-            $dbh->do($drop_fk);
-        }
-        $dbh->do($_) for map { $drop_auto_inc->(@$_) } @tables_advanced_auto_inc;
-        $dbh->do("DROP TABLE $_") for (@tables_advanced);
+        $dbh->do($_) for @{ $self->{extra}{pre_drop_ddl} || [] };
 
-        unless($self->{no_inline_rels}) {
-            $dbh->do("DROP TABLE $_") for (@tables_inline_rels);
+        $self->drop_table($dbh, $_) for @{ $self->{extra}{drop} || [] };
+
+        my $drop_auto_inc = $self->{auto_inc_drop_cb} || sub {};
+
+        unless ($self->{skip_rels}) {
+            # drop the circular rel columns if possible, this
+            # doesn't work on all DBs
+            foreach my $table (keys %drop_columns) {
+                $dbh->do("ALTER TABLE $table DROP $drop_columns{$table}");
+                $dbh->do("ALTER TABLE $table DROP COLUMN $drop_columns{$table}");
+            }
+
+            foreach my $table (keys %drop_constraints) {
+                # for MSSQL
+                $dbh->do("ALTER TABLE $table DROP $drop_constraints{$table}"); 
+                # for Sybase and Access
+                $dbh->do("ALTER TABLE $table DROP CONSTRAINT $drop_constraints{$table}"); 
+                # for MySQL
+                $dbh->do("ALTER TABLE $table DROP FOREIGN KEY $drop_constraints{$table}"); 
+            }
+
+            $self->drop_table($dbh, $_) for (@tables_reltests);
+            $self->drop_table($dbh, $_) for (@tables_reltests);
+
+            $dbh->do($_) for map { $drop_auto_inc->(@$_) } @tables_advanced_auto_inc;
+
+            $self->drop_table($dbh, $_) for (@tables_advanced);
+
+            unless($self->{no_inline_rels}) {
+                $self->drop_table($dbh, $_) for (@tables_inline_rels);
+            }
+            unless($self->{no_implicit_rels}) {
+                $self->drop_table($dbh, $_) for (@tables_implicit_rels);
+            }
         }
-        unless($self->{no_implicit_rels}) {
-            $dbh->do("DROP TABLE $_") for (@tables_implicit_rels);
+        $dbh->do($_) for map { $drop_auto_inc->(@$_) } @tables_auto_inc;
+        $self->drop_table($dbh, $_) for (@tables, @tables_rescan);
+
+        if (not ($self->{vendor} eq 'mssql' && $dbh->{Driver}{Name} eq 'Sybase')) {
+            foreach my $data_type_table (@{ $self->{data_type_tests}{table_names} || [] }) {
+                $self->drop_table($dbh, $data_type_table);
+            }
         }
+
+        $self->drop_table($dbh, $_) for @tables_preserve_case_tests;
+
+        $dbh->disconnect;
     }
-    $dbh->do($_) for map { $drop_auto_inc->(@$_) } @tables_auto_inc;
-    $dbh->do("DROP TABLE $_") for (@tables, @tables_rescan);
-    $dbh->disconnect;
-
-# fixup for Firebird
-    $dbh = $self->dbconnect(0);
-    $dbh->do('DROP TABLE loader_test2');
-    $dbh->disconnect;
+}
+
+sub drop_table {
+    my ($self, $dbh, $table) = @_;
+
+    local $^W = 0; # for ADO
+
+    try { $dbh->do("DROP TABLE $table CASCADE CONSTRAINTS") }; # oracle
+    try { $dbh->do("DROP TABLE $table CASCADE") }; # postgres and ?
+    try { $dbh->do("DROP TABLE $table") };
+
+    # if table name is case sensitive
+    my ($oqt, $cqt) = $self->get_oqt_cqt(always => 1);
+
+    try { $dbh->do("DROP TABLE ${oqt}${table}${cqt}") };
 }
 
 sub _custom_column_info {
@@ -1485,12 +2077,128 @@ sub _custom_column_info {
     return;
 }
 
+my %DATA_TYPE_MULTI_TABLE_OVERRIDES = (
+    oracle => qr/\blong\b/i,
+    mssql  => qr/\b(?:timestamp|rowversion)\b/i,
+    informix => qr/\b(?:bigserial|serial8)\b/i,
+);
+
+sub setup_data_type_tests {
+    my $self = shift;
+
+    return unless my $types = $self->{data_types};
+
+    my $tests = $self->{data_type_tests} = {};
+
+    # split types into tables based on overrides
+    my (@types, @split_off_types, @first_table_types);
+    {
+        my $split_off_re = $DATA_TYPE_MULTI_TABLE_OVERRIDES{lc($self->{vendor})} || qr/(?!)/;
+
+        @types = keys %$types;
+        @split_off_types   = grep  /$split_off_re/, @types;
+        @first_table_types = grep !/$split_off_re/, @types;
+    }
+
+    @types = +{ map +($_, $types->{$_}), @first_table_types },
+        map +{ $_, $types->{$_} }, @split_off_types;
+
+    my $test_count = 0;
+    my $table_num  = 10000;
+
+    foreach my $types (@types) {
+        my $table_name    = "loader_test$table_num";
+        push @{ $tests->{table_names} }, $table_name;
+
+        my $table_moniker = "LoaderTest$table_num";
+        push @{ $tests->{table_monikers} }, $table_moniker;
+
+        $table_num++;
+
+        my $cols = $tests->{columns}{$table_moniker} = {};
+
+        my $ddl = "CREATE TABLE $table_name (\n    id INTEGER NOT NULL PRIMARY KEY,\n";
+
+        my %seen_col_names;
+
+        while (my ($col_def, $expected_info) = each %$types) {
+            (my $type_alias = $col_def) =~ s/\( ([^)]+) \)//xg;
+
+            my $size = $1;
+            $size = '' unless defined $size;
+            $size =~ s/\s+//g;
+            my @size = split /,/, $size;
+
+            # some DBs don't like very long column names
+            if ($self->{vendor} =~ /^(?:firebird|sqlanywhere|oracle|db2|mysql)\z/i) {
+                my ($col_def, $default) = $type_alias =~ /^(.*)(default.*)?\z/i;
+
+                $type_alias = substr $col_def, 0, 15;
+
+                $type_alias .= '_with_dflt' if $default;
+            }
+
+            $type_alias =~ s/\s/_/g;
+            $type_alias =~ s/\W//g;
+
+            my $col_name = 'col_' . $type_alias;
+            
+            if (@size) {
+                my $size_name = join '_', apply { s/\W//g } @size;
+
+                $col_name .= "_sz_$size_name";
+            }
+
+            # XXX would be better to check _loader->preserve_case
+            $col_name = lc $col_name;
+
+            $col_name .= '_' . $seen_col_names{$col_name} if $seen_col_names{$col_name}++;
+
+            $ddl .= "    $col_name $col_def,\n";
+
+            $cols->{$col_name} = $expected_info;
+
+            $test_count++;
+        }
+
+        $ddl =~ s/,\n\z/\n)/;
+
+        push @{ $tests->{ddl} }, $ddl;
+    }
+
+    $tests->{test_count} = $test_count;
+
+    return $test_count;
+}
+
+sub rescan_without_warnings {
+    my ($self, $conn) = @_;
+
+    local $SIG{__WARN__} = sub { warn @_ unless $_[0] =~ RESCAN_WARNINGS };
+    return $conn->rescan;
+}
+
+sub test_col_accessor_map {
+    my ( $column_name, $default_name, $context ) = @_;
+    if( lc($column_name) eq 'crumb_crisp_coating' ) {
+
+        is( $default_name, 'crumb_crisp_coating', 'col_accessor_map was passed the default name' );
+        ok( $context->{$_}, "col_accessor_map func was passed the $_" )
+            for qw( table_name table_class table_moniker schema_class );
+
+        return 'trivet';
+    } else {
+        return $default_name;
+    }
+}
+
 sub DESTROY {
     my $self = shift;
     unless ($ENV{SCHEMA_LOADER_TESTS_NOCLEANUP}) {
-	$self->drop_tables if $self->{_created};
-	rmtree $DUMP_DIR
+      $self->drop_tables if $self->{_created};
+      rmtree DUMP_DIR
     }
 }
 
 1;
+# vim:et sts=4 sw=4 tw=0: