use Test::More;

use strict;

use warnings;

use utf8;

use Encode qw/encode_utf8 decode_utf8/;

use FindBin;

use lib "$FindBin::Bin/common";

BEGIN {

    eval { require DBD::SQLite; 1 }

        or plan skip_all => 'DBD::SQLite required';

    eval { DBD::SQLite->VERSION >= 1.25 }

        or plan skip_all => 'DBD::SQLite >= 1.25 required';

    plan 'no_plan';

    use_ok('DBIx::Custom');

}

$SIG{__WARN__} = sub { warn $_[0] unless $_[0] =~ /DEPRECATED/};

sub test { print "# $_[0]\n" }

use DBIx::Custom;

{

    package DBIx::Custom;

    has dsn => sub { 'dbi:SQLite:dbname=:memory:' }

}

# Constant

my $create_table1 = 'create table table1 (key1 varchar, key2 varchar);';

my $create_table_reserved = 'create table "table" ("select" varchar, "update" varchar)';

my $q = '"';

my $p = '"';

# Variables

my $dbi;

my $result;

my $row;

my $rows;

my $binary;

# Prepare table

$dbi = DBIx::Custom->connect;

### SQLite only test

test 'dbi_option default';

$dbi = DBIx::Custom->new;

is_deeply($dbi->dbi_option, {});

test 'prefix';

$dbi = DBIx::Custom->connect;

eval { $dbi->execute('drop table table1') };

$dbi->execute('create table table1 (key1 varchar, key2 varchar, primary key(key1));');

$dbi->insert({key1 => 1, key2 => 2}, table => 'table1');

$dbi->insert({key1 => 1, key2 => 4}, table => 'table1', prefix => 'or replace');

$result = $dbi->execute('select * from table1;');

$rows   = $result->all;

is_deeply($rows, [{key1 => 1, key2 => 4}], "basic");

$dbi = DBIx::Custom->connect;

eval { $dbi->execute('drop table table1') };

$dbi->execute('create table table1 (key1 varchar, key2 varchar, primary key(key1));');

$dbi->insert({key1 => 1, key2 => 2}, table => 'table1');

$dbi->update({key2 => 4}, table => 'table1',

  where => {key1 => 1}, prefix => 'or replace');

$result = $dbi->execute('select * from table1;');

$rows   = $result->all;

is_deeply($rows, [{key1 => 1, key2 => 4}], "basic");

test 'quote';

$dbi = DBIx::Custom->connect;

$dbi->quote('"');

eval { $dbi->execute("drop table ${q}table$p") };

$dbi->execute($create_table_reserved);

$dbi->apply_filter('table', select => {out => sub { $_[0] * 2}});

$dbi->insert({select => 1}, table => 'table');

$dbi->delete(table => 'table', where => {select => 1});

$result = $dbi->execute("select * from ${q}table$p");

$rows   = $result->all;

is_deeply($rows, [], "reserved word");

test 'finish statement handle';

$dbi = DBIx::Custom->connect;

$dbi->execute($create_table1);

$dbi->insert({key1 => 1, key2 => 2}, table => 'table1');

$dbi->insert({key1 => 3, key2 => 4}, table => 'table1');

$result = $dbi->select(table => 'table1');

$row = $result->fetch_first;

is_deeply($row, [1, 2], "row");

$row = $result->fetch;

ok(!$row, "finished");

$result = $dbi->select(table => 'table1');

$row = $result->fetch_hash_first;

is_deeply($row, {key1 => 1, key2 => 2}, "row");

$row = $result->fetch_hash;

ok(!$row, "finished");

$dbi->execute('create table table2 (key1, key2);');

$result = $dbi->select(table => 'table2');

$row = $result->fetch_hash_first;

ok(!$row, "no row fetch");

$dbi = DBIx::Custom->connect;

eval { $dbi->execute('drop table table1') };

$dbi->execute($create_table1);

$dbi->insert({key1 => 1, key2 => 2}, table => 'table1');

$dbi->insert({key1 => 3, key2 => 4}, table => 'table1');

$dbi->insert({key1 => 5, key2 => 6}, table => 'table1');

$dbi->insert({key1 => 7, key2 => 8}, table => 'table1');

$dbi->insert({key1 => 9, key2 => 10}, table => 'table1');

$result = $dbi->select(table => 'table1');

$rows = $result->fetch_multi(2);

is_deeply($rows, [[1, 2],

                  [3, 4]], "fetch_multi first");

$rows = $result->fetch_multi(2);

is_deeply($rows, [[5, 6],

                  [7, 8]], "fetch_multi secound");

$rows = $result->fetch_multi(2);

is_deeply($rows, [[9, 10]], "fetch_multi third");

$rows = $result->fetch_multi(2);

ok(!$rows);

$result = $dbi->select(table => 'table1');

eval {$result->fetch_multi};

like($@, qr/Row count must be specified/, "Not specified row count");

$result = $dbi->select(table => 'table1');

$rows = $result->fetch_hash_multi(2);

is_deeply($rows, [{key1 => 1, key2 => 2},

                  {key1 => 3, key2 => 4}], "fetch_multi first");

$rows = $result->fetch_hash_multi(2);

is_deeply($rows, [{key1 => 5, key2 => 6},

                  {key1 => 7, key2 => 8}], "fetch_multi secound");

$rows = $result->fetch_hash_multi(2);

is_deeply($rows, [{key1 => 9, key2 => 10}], "fetch_multi third");

$rows = $result->fetch_hash_multi(2);

ok(!$rows);

$result = $dbi->select(table => 'table1');

eval {$result->fetch_hash_multi};

like($@, qr/Row count must be specified/, "Not specified row count");

test 'type option'; # DEPRECATED!

$dbi = DBIx::Custom->connect(

    data_source => 'dbi:SQLite:dbname=:memory:',

    dbi_option => {

        $DBD::SQLite::VERSION > 1.26 ? (sqlite_unicode => 1) : (unicode => 1)

    }

);

$binary = pack("I3", 1, 2, 3);

eval { $dbi->execute('drop table table1') };

$dbi->execute('create table table1(key1, key2)');

$dbi->insert({key1 => $binary, key2 => 'あ'}, table => 'table1', type => [key1 => DBI::SQL_BLOB]);

$result = $dbi->select(table => 'table1');

$row   = $result->one;

is_deeply($row, {key1 => $binary, key2 => 'あ'}, "basic");

$result = $dbi->execute('select length(key1) as key1_length from table1');

$row = $result->one;

is($row->{key1_length}, length $binary);

test 'type_rule from';

$dbi = DBIx::Custom->connect;

$dbi->type_rule(

    from1 => {

        date => sub { uc $_[0] }

    }

);

$dbi->execute("create table table1 (key1 Date, key2 datetime)");

$dbi->insert({key1 => 'a'}, table => 'table1');

$result = $dbi->select(table => 'table1');

is($result->fetch_first->[0], 'A');

$result = $dbi->select(table => 'table1');

is($result->one->{key1}, 'A');

test 'select limit';

eval { $dbi->execute('drop table table1') };

$dbi->execute($create_table1);

$dbi->insert({key1 => 1, key2 => 2}, table => 'table1');

$dbi->insert({key1 => 3, key2 => 4}, table => 'table1');

$rows = $dbi->select(table => 'table1', append => "order by key1 desc limit 1")->all;

is_deeply($rows, [{key1 => 3, key2 => 4}], "append statement");

# DEPRECATED! test

test 'filter __ expression';

$dbi = DBIx::Custom->connect;

eval { $dbi->execute('drop table table2') };

eval { $dbi->execute('drop table table3') };

$dbi->execute('create table table2 (id, name, table3_id)');

$dbi->execute('create table table3 (id, name)');

$dbi->apply_filter('table3',

  name => {in => sub { uc $_[0] } }

);

$dbi->insert({id => 1, name => 'a', table3_id => 2}, table => 'table2');

$dbi->insert({id => 2, name => 'b'}, table => 'table3');

$result = $dbi->select(

    table => ['table2', 'table3'], relation => {'table2.table3_id' => 'table3.id'},

    column => ['table3.name as table3__name']

);

is($result->fetch_first->[0], 'B');

$result = $dbi->select(

    table => 'table2', relation => {'table2.table3_id' => 'table3.id'},

    column => ['table3.name as table3__name']

);

is($result->fetch_first->[0], 'B');

$result = $dbi->select(

    table => 'table2', relation => {'table2.table3_id' => 'table3.id'},

    column => ['table3.name as "table3.name"']

);

is($result->fetch_first->[0], 'B');

test 'reserved_word_quote';

$dbi = DBIx::Custom->connect;

eval { $dbi->execute("drop table ${q}table$p") };

$dbi->reserved_word_quote('"');

$dbi->execute($create_table_reserved);

$dbi->apply_filter('table', select => {out => sub { $_[0] * 2}});

$dbi->apply_filter('table', update => {out => sub { $_[0] * 3}});

$dbi->insert({select => 1}, table => 'table');

$dbi->update({update => 2}, table => 'table', where => {'table.select' => 1});

$result = $dbi->execute("select * from ${q}table$p");

$rows   = $result->all;

is_deeply($rows, [{select => 2, update => 6}], "reserved word");

test 'limit tag';

$dbi = DBIx::Custom->connect;

eval { $dbi->execute('drop table table1') };

$dbi->execute($create_table1);

$dbi->insert({key1 => 1, key2 => 2}, table => 'table1');

$dbi->insert({key1 => 1, key2 => 4}, table => 'table1');

$dbi->insert({key1 => 1, key2 => 6}, table => 'table1');

$dbi->register_tag(

    limit => sub {

        my ($count, $offset) = @_;

        my $s = '';

        $s .= "limit $count";

        $s .= " offset $offset" if defined $offset;

        return [$s, []];

    }

);

$rows = $dbi->select(

  table => 'table1',

  where => {key1 => 1},

  append => "order by key2 {limit 1 0}"

)->all;

is_deeply($rows, [{key1 => 1, key2 => 2}]);

$rows = $dbi->select(

  table => 'table1',

  where => {key1 => 1},

  append => "order by key2 {limit 2 1}"

)->all;

is_deeply($rows, [{key1 => 1, key2 => 4},{key1 => 1, key2 => 6}]);

$rows = $dbi->select(

  table => 'table1',

  where => {key1 => 1},

  append => "order by key2 {limit 1}"

)->all;

is_deeply($rows, [{key1 => 1, key2 => 2}]);

test 'join function';

$dbi = DBIx::Custom->connect;

eval { $dbi->execute("drop table table1") };

eval { $dbi->execute("drop table table2") };

$dbi->execute($create_table1);

$dbi->execute("create table table2 (key1, key3)");

$dbi->insert({key1 => 1, key2 => 2}, table => 'table1');

$dbi->insert({key1 => 1, key3 => 4}, table => 'table2');

$dbi->insert({key1 => 1, key3 => 1}, table => 'table2');

$result = $dbi->select(

    table => 'table1',

    column => [{table2 => ['key3']}],

    join => [

        "left outer join table2 on coalesce(table1.key1, 0) = coalesce(table2.key1, 0) and table2.key3 > '3'"

    ]

);

is_deeply($result->all, [{"table2.key3" => 4}]);

$dbi = DBIx::Custom->connect;

eval { $dbi->execute("drop table table1") };

eval { $dbi->execute("drop table table2") };

$dbi->execute($create_table1);

$dbi->execute("create table table2 (key1, key3)");

$dbi->insert({key1 => 1, key2 => 2}, table => 'table1');

$dbi->insert({key1 => 1, key3 => 4}, table => 'table2');

$dbi->insert({key1 => 1, key3 => 1}, table => 'table2');

$result = $dbi->select(

    table => 'table1',

    column => [{table2 => ['key3']}],

    join => [

        "left outer join table2 on table2.key3 > '3' and coalesce(table1.key1, 0) = coalesce(table2.key1, 0)"

    ]

);

is_deeply($result->all, [{"table2.key3" => 4}]);