#=============================================================================
BEGIN {
- maybe_plan(32,
+ maybe_plan(73,
'YAML',
'SQL::Translator::Producer::MySQL',
'Test::Differences',
thing:
name: thing
extra:
- mysql_charset: latin1
- mysql_collate: latin1_danish_ci
+ mysql_charset: latin1
+ mysql_collate: latin1_danish_ci
order: 1
fields:
id:
data_type: unsigned int
is_primary_key: 1
is_auto_increment: 1
- order: 0
+ order: 1
name:
name: name
data_type: varchar
size:
- 32
- order: 1
+ order: 2
swedish_name:
name: swedish_name
data_type: varchar
size: 32
extra:
mysql_charset: swe7
- order: 2
+ order: 3
description:
name: description
data_type: text
extra:
mysql_charset: utf8
mysql_collate: utf8_general_ci
- order: 3
+ order: 4
+ timestamp:
+ data_type: timestamp
+ default_value: !!perl/ref
+ =: CURRENT_TIMESTAMP
+ extra:
+ on update: !!perl/ref
+ =: CURRENT_TIMESTAMP
+ is_nullable: 1
+ is_primary_key: 0
+ is_unique: 0
+ name: timestamp
+ order: 5
+ size:
+ - 0
constraints:
- type: UNIQUE
fields:
name: idx_unique_name
thing2:
- name: thing2
+ name: some.thing2
extra:
order: 2
fields:
name: id
data_type: int
is_primary_key: 0
- order: 0
+ order: 1
is_foreign_key: 1
foo:
name: foo
data_type: int
- order: 1
+ order: 2
is_not_null: 1
foo2:
name: foo2
data_type: int
- order: 2
+ order: 3
is_not_null: 1
bar_set:
name: bar_set
data_type: set
- order: 3
+ order: 4
is_not_null: 1
extra:
list:
- foo
- bar
- - baz
+ - ba'z
indices:
- type: NORMAL
fields:
fields: foo2
name: fk_thing
+ thing3:
+ name: some.thing3
+ extra:
+ order: 3
+ fields:
+ id:
+ name: id
+ data_type: int
+ is_primary_key: 0
+ order: 1
+ is_foreign_key: 1
+ foo:
+ name: foo
+ data_type: int
+ order: 2
+ is_not_null: 1
+ foo2:
+ name: foo2
+ data_type: int
+ order: 3
+ is_not_null: 1
+ bar_set:
+ name: bar_set
+ data_type: set
+ order: 4
+ is_not_null: 1
+ extra:
+ list:
+ - foo
+ - bar
+ - ba'z
+ indices:
+ - type: NORMAL
+ fields:
+ - id
+ name: index_1
+ - type: NORMAL
+ fields:
+ - id
+ name: really_long_name_bigger_than_64_chars_aaaaaaaaaaaaaaaaaaaaaaaaaaa
+ constraints:
+ - type: PRIMARY_KEY
+ fields:
+ - id
+ - foo
+ - reference_table: some.thing2
+ type: FOREIGN_KEY
+ fields: foo
+ name: fk_thing
+ - reference_table: some.thing2
+ type: FOREIGN_KEY
+ fields: foo2
+ name: fk_thing
EOSCHEMA
my @stmts = (
"DROP TABLE IF EXISTS `thing`",
"CREATE TABLE `thing` (
- `id` unsigned int auto_increment,
- `name` varchar(32),
- `swedish_name` varchar(32) character set swe7,
- `description` text character set utf8 collate utf8_general_ci,
+ `id` unsigned int NOT NULL auto_increment,
+ `name` varchar(32) NULL,
+ `swedish_name` varchar(32) character set swe7 NULL,
+ `description` text character set utf8 collate utf8_general_ci NULL,
+ `timestamp` timestamp on update CURRENT_TIMESTAMP NULL DEFAULT CURRENT_TIMESTAMP,
PRIMARY KEY (`id`),
UNIQUE `idx_unique_name` (`name`)
) ENGINE=InnoDB DEFAULT CHARACTER SET latin1 COLLATE latin1_danish_ci",
-"DROP TABLE IF EXISTS `thing2`",
-"CREATE TABLE `thing2` (
- `id` integer,
- `foo` integer,
- `foo2` integer,
- `bar_set` set('foo', 'bar', 'baz'),
- INDEX index_1 (`id`),
- INDEX really_long_name_bigger_than_64_chars_aaaaaaaaaaaaaaaaa_aed44c47 (`id`),
+"DROP TABLE IF EXISTS `some`.`thing2`",
+"CREATE TABLE `some`.`thing2` (
+ `id` integer NOT NULL,
+ `foo` integer NOT NULL,
+ `foo2` integer NULL,
+ `bar_set` set('foo', 'bar', 'ba''z') NULL,
+ INDEX `index_1` (`id`),
+ INDEX `really_long_name_bigger_than_64_chars_aaaaaaaaaaaaaaaaa_aed44c47` (`id`),
INDEX (`foo`),
INDEX (`foo2`),
PRIMARY KEY (`id`, `foo`),
CONSTRAINT `fk_thing_1` FOREIGN KEY (`foo2`) REFERENCES `thing` (`id`)
) ENGINE=InnoDB",
+"DROP TABLE IF EXISTS `some`.`thing3`",
+"CREATE TABLE `some`.`thing3` (
+ `id` integer NOT NULL,
+ `foo` integer NOT NULL,
+ `foo2` integer NULL,
+ `bar_set` set('foo', 'bar', 'ba''z') NULL,
+ INDEX `index_1` (`id`),
+ INDEX `really_long_name_bigger_than_64_chars_aaaaaaaaaaaaaaaaa_aed44c47` (`id`),
+ INDEX (`foo`),
+ INDEX (`foo2`),
+ PRIMARY KEY (`id`, `foo`),
+ CONSTRAINT `fk_thing_2` FOREIGN KEY (`foo`) REFERENCES `some`.`thing2` (`id`, `foo`),
+ CONSTRAINT `fk_thing_3` FOREIGN KEY (`foo2`) REFERENCES `some`.`thing2` (`id`, `foo`)
+) ENGINE=InnoDB",
+
"SET foreign_key_checks=1",
);
or die "Translat eerror:".$sqlt->error;
is_deeply \@out, \@stmts_no_drop, "Array output looks right with quoting";
+ $sqlt->quote_identifiers(0);
- @{$sqlt}{qw/quote_table_names quote_field_names/} = (0,0);
$out = $sqlt->translate(\$yaml_in)
or die "Translate error:".$sqlt->error;
eq_or_diff $out, $mysql_out, "Output looks right without quoting";
is_deeply \@out, \@unquoted_stmts, "Array output looks right without quoting";
- @{$sqlt}{qw/add_drop_table quote_field_names quote_table_names/} = (1,1,1);
+ $sqlt->quote_identifiers(1);
+ $sqlt->add_drop_table(1);
+
@out = $sqlt->translate(\$yaml_in)
or die "Translat eerror:".$sqlt->error;
$out = $sqlt->translate(\$yaml_in)
###############################################################################
# New alter/add subs
+{
my $table = SQL::Translator::Schema::Table->new( name => 'mytable');
my $field1 = SQL::Translator::Schema::Field->new( name => 'myfield',
my $field1_sql = SQL::Translator::Producer::MySQL::create_field($field1);
-is($field1_sql, 'myfield VARCHAR(10)', 'Create field works');
+is($field1_sql, 'myfield VARCHAR(10) NULL', 'Create field works');
my $field2 = SQL::Translator::Schema::Field->new( name => 'myfield',
table => $table,
my $add_field = SQL::Translator::Producer::MySQL::add_field($field1);
-is($add_field, 'ALTER TABLE mytable ADD COLUMN myfield VARCHAR(10)', 'Add field works');
+is($add_field, 'ALTER TABLE mytable ADD COLUMN myfield VARCHAR(10) NULL', 'Add field works');
my $drop_field = SQL::Translator::Producer::MySQL::drop_field($field2);
is($drop_field, 'ALTER TABLE mytable DROP COLUMN myfield', 'Drop field works');
};
for my $size (keys %$number_sizes) {
my $expected = $number_sizes->{$size};
- my $number_field = SQL::Translator::Schema::Field->new(
+ my $number_field = SQL::Translator::Schema::Field->new(
name => "numberfield_$expected",
table => $table,
data_type => 'number',
size => $size,
is_nullable => 1,
is_foreign_key => 0,
- is_unique => 0
+ is_unique => 0
);
is(
SQL::Translator::Producer::MySQL::create_field($number_field),
- "numberfield_$expected $expected($size)",
+ "numberfield_$expected $expected($size) NULL",
"Use $expected for NUMBER types of size $size"
);
}
my $varchars;
for my $size (qw/255 256 65535 65536/) {
- $varchars->{$size} = SQL::Translator::Schema::Field->new(
+ $varchars->{$size} = SQL::Translator::Schema::Field->new(
name => "vch_$size",
table => $table,
data_type => 'varchar',
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{255}, { mysql_version => 5.000003 }),
- 'vch_255 varchar(255)',
+ 'vch_255 varchar(255) NULL',
'VARCHAR(255) is not substituted with TEXT for Mysql >= 5.0.3'
);
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{255}, { mysql_version => 5.0 }),
- 'vch_255 varchar(255)',
+ 'vch_255 varchar(255) NULL',
'VARCHAR(255) is not substituted with TEXT for Mysql < 5.0.3'
);
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{255}),
- 'vch_255 varchar(255)',
+ 'vch_255 varchar(255) NULL',
'VARCHAR(255) is not substituted with TEXT when no version specified',
);
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{256}, { mysql_version => 5.000003 }),
- 'vch_256 varchar(256)',
+ 'vch_256 varchar(256) NULL',
'VARCHAR(256) is not substituted with TEXT for Mysql >= 5.0.3'
);
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{256}, { mysql_version => 5.0 }),
- 'vch_256 text',
+ 'vch_256 text NULL',
'VARCHAR(256) is substituted with TEXT for Mysql < 5.0.3'
);
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{256}),
- 'vch_256 text',
+ 'vch_256 text NULL',
'VARCHAR(256) is substituted with TEXT when no version specified',
);
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{65535}, { mysql_version => 5.000003 }),
- 'vch_65535 varchar(65535)',
+ 'vch_65535 varchar(65535) NULL',
'VARCHAR(65535) is not substituted with TEXT for Mysql >= 5.0.3'
);
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{65535}, { mysql_version => 5.0 }),
- 'vch_65535 text',
+ 'vch_65535 text NULL',
'VARCHAR(65535) is substituted with TEXT for Mysql < 5.0.3'
);
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{65535}),
- 'vch_65535 text',
+ 'vch_65535 text NULL',
'VARCHAR(65535) is substituted with TEXT when no version specified',
);
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{65536}, { mysql_version => 5.000003 }),
- 'vch_65536 text',
+ 'vch_65536 text NULL',
'VARCHAR(65536) is substituted with TEXT for Mysql >= 5.0.3'
);
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{65536}, { mysql_version => 5.0 }),
- 'vch_65536 text',
+ 'vch_65536 text NULL',
'VARCHAR(65536) is substituted with TEXT for Mysql < 5.0.3'
);
is (
SQL::Translator::Producer::MySQL::create_field($varchars->{65536}),
- 'vch_65536 text',
+ 'vch_65536 text NULL',
'VARCHAR(65536) is substituted with TEXT when no version specified',
);
my $create_opts = { add_replace_view => 1, no_comments => 1 };
my $view1_sql1 = SQL::Translator::Producer::MySQL::create_view($view1, $create_opts);
- my $view_sql_replace = "CREATE OR REPLACE
+ my $view_sql_replace = <<'EOV';
+CREATE OR REPLACE
ALGORITHM = MERGE
DEFINER = CURRENT_USER
SQL SECURITY DEFINER
- VIEW view_foo ( id, name ) AS (
+ VIEW view_foo ( id, name ) AS
SELECT id, name FROM thing
- )";
+EOV
+
is($view1_sql1, $view_sql_replace, 'correct "CREATE OR REPLACE VIEW" SQL');
sql => 'SELECT id, name FROM thing',);
my $create2_opts = { add_replace_view => 0, no_comments => 1 };
my $view1_sql2 = SQL::Translator::Producer::MySQL::create_view($view2, $create2_opts);
- my $view_sql_noreplace = "CREATE
- VIEW view_foo ( id, name ) AS (
+ my $view_sql_noreplace = <<'EOV';
+CREATE
+ VIEW view_foo ( id, name ) AS
SELECT id, name FROM thing
- )";
+EOV
+
is($view1_sql2, $view_sql_noreplace, 'correct "CREATE VIEW" SQL');
+
+ {
+ my %extra = $view1->extra;
+ is_deeply \%extra,
+ {
+ 'mysql_algorithm' => 'MERGE',
+ 'mysql_definer' => 'CURRENT_USER',
+ 'mysql_security' => 'DEFINER'
+ },
+ 'Extra attributes';
+ }
+
+ $view1->remove_extra(qw/mysql_definer mysql_security/);
+ {
+ my %extra = $view1->extra;
+ is_deeply \%extra, { 'mysql_algorithm' => 'MERGE', }, 'Extra attributes after first reset_extra call';
+ }
+
+ $view1->remove_extra();
+ {
+ my %extra = $view1->extra;
+ is_deeply \%extra, {}, 'Extra attributes completely removed';
+ }
+}
+
+{
+
+ # certain types do not support a size, see also:
+ # http://dev.mysql.com/doc/refman/5.1/de/create-table.html
+ for my $type (qw/date time timestamp datetime year/) {
+ my $field = SQL::Translator::Schema::Field->new(
+ name => "my$type",
+ table => $table,
+ data_type => $type,
+ size => 10,
+ default_value => undef,
+ is_auto_increment => 0,
+ is_nullable => 1,
+ is_foreign_key => 0,
+ is_unique => 0
+ );
+ my $sql = SQL::Translator::Producer::MySQL::create_field($field);
+ is($sql, "my$type $type NULL", "Skip length param for type $type");
+ }
+}
+
+} #non quoted test
+
+{
+ #Quoted test
+ my $table = SQL::Translator::Schema::Table->new( name => 'mydb.mytable');
+
+ my $field1 = SQL::Translator::Schema::Field->new( name => 'myfield',
+ table => $table,
+ data_type => 'VARCHAR',
+ size => 10,
+ default_value => undef,
+ is_auto_increment => 0,
+ is_nullable => 1,
+ is_foreign_key => 0,
+ is_unique => 0 );
+
+
+ my $field2 = SQL::Translator::Schema::Field->new( name => 'myfield',
+ table => $table,
+ data_type => 'VARCHAR',
+ size => 25,
+ default_value => undef,
+ is_auto_increment => 0,
+ is_nullable => 0,
+ is_foreign_key => 0,
+ is_unique => 0 );
+
+ my $field3 = SQL::Translator::Schema::Field->new( name => 'myfield',
+ table => $table,
+ data_type => 'boolean',
+ is_nullable => 0,
+ is_foreign_key => 0,
+ is_unique => 0 );
+
+
+ my $qt = '`';
+ my $qf = '`';
+ my $options = {
+ quote_table_names => $qt,
+ quote_field_names => $qf,
+ };
+
+
+ my $alter_field = SQL::Translator::Producer::MySQL::alter_field($field1, $field2, $options);
+ is($alter_field, 'ALTER TABLE `mydb`.`mytable` CHANGE COLUMN `myfield` `myfield` VARCHAR(25) NOT NULL', 'Alter field works');
+
+ my $add_field = SQL::Translator::Producer::MySQL::add_field($field1, $options);
+
+ is($add_field, 'ALTER TABLE `mydb`.`mytable` ADD COLUMN `myfield` VARCHAR(10) NULL', 'Add field works');
+
+ my $drop_field = SQL::Translator::Producer::MySQL::drop_field($field2, $options);
+ is($drop_field, 'ALTER TABLE `mydb`.`mytable` DROP COLUMN `myfield`', 'Drop field works');
+
+ my $field3_sql = SQL::Translator::Producer::MySQL::create_field($field3, { mysql_version => 4.1, %$options });
+is($field3_sql, '`myfield` boolean NOT NULL', 'For Mysql >= 4, use boolean type');
+$field3_sql = SQL::Translator::Producer::MySQL::create_field($field3, { mysql_version => 3.22, %$options });
+is($field3_sql, "`myfield` enum('0','1') NOT NULL", 'For Mysql < 4, use enum for boolean type');
+$field3_sql = SQL::Translator::Producer::MySQL::create_field($field3,$options);
+is($field3_sql, "`myfield` enum('0','1') NOT NULL", 'When no version specified, use enum for boolean type');
+
+ my $number_sizes = {
+ '3, 2' => 'double',
+ 12 => 'bigint',
+ 1 => 'tinyint',
+ 4 => 'int',
+ };
+ for my $size (keys %$number_sizes) {
+ my $expected = $number_sizes->{$size};
+ my $number_field = SQL::Translator::Schema::Field->new(
+ name => "numberfield_$expected",
+ table => $table,
+ data_type => 'number',
+ size => $size,
+ is_nullable => 1,
+ is_foreign_key => 0,
+ is_unique => 0
+ );
+
+ is(
+ SQL::Translator::Producer::MySQL::create_field($number_field, $options),
+ "`numberfield_$expected` $expected($size) NULL",
+ "Use $expected for NUMBER types of size $size"
+ );
+ }
+
+ my $varchars;
+ for my $size (qw/255 256 65535 65536/) {
+ $varchars->{$size} = SQL::Translator::Schema::Field->new(
+ name => "vch_$size",
+ table => $table,
+ data_type => 'varchar',
+ size => $size,
+ is_nullable => 1,
+ );
+ }
+
+
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{255}, { mysql_version => 5.000003, %$options }),
+ '`vch_255` varchar(255) NULL',
+ 'VARCHAR(255) is not substituted with TEXT for Mysql >= 5.0.3'
+ );
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{255}, { mysql_version => 5.0, %$options }),
+ '`vch_255` varchar(255) NULL',
+ 'VARCHAR(255) is not substituted with TEXT for Mysql < 5.0.3'
+ );
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{255}, $options),
+ '`vch_255` varchar(255) NULL',
+ 'VARCHAR(255) is not substituted with TEXT when no version specified',
+ );
+
+
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{256}, { mysql_version => 5.000003, %$options }),
+ '`vch_256` varchar(256) NULL',
+ 'VARCHAR(256) is not substituted with TEXT for Mysql >= 5.0.3'
+ );
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{256}, { mysql_version => 5.0, %$options }),
+ '`vch_256` text NULL',
+ 'VARCHAR(256) is substituted with TEXT for Mysql < 5.0.3'
+ );
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{256}, $options),
+ '`vch_256` text NULL',
+ 'VARCHAR(256) is substituted with TEXT when no version specified',
+ );
+
+
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{65535}, { mysql_version => 5.000003, %$options }),
+ '`vch_65535` varchar(65535) NULL',
+ 'VARCHAR(65535) is not substituted with TEXT for Mysql >= 5.0.3'
+ );
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{65535}, { mysql_version => 5.0, %$options }),
+ '`vch_65535` text NULL',
+ 'VARCHAR(65535) is substituted with TEXT for Mysql < 5.0.3'
+ );
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{65535}, $options),
+ '`vch_65535` text NULL',
+ 'VARCHAR(65535) is substituted with TEXT when no version specified',
+ );
+
+
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{65536}, { mysql_version => 5.000003, %$options }),
+ '`vch_65536` text NULL',
+ 'VARCHAR(65536) is substituted with TEXT for Mysql >= 5.0.3'
+ );
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{65536}, { mysql_version => 5.0, %$options }),
+ '`vch_65536` text NULL',
+ 'VARCHAR(65536) is substituted with TEXT for Mysql < 5.0.3'
+ );
+ is (
+ SQL::Translator::Producer::MySQL::create_field($varchars->{65536}, $options),
+ '`vch_65536` text NULL',
+ 'VARCHAR(65536) is substituted with TEXT when no version specified',
+ );
+
+ {
+ my $view1 = SQL::Translator::Schema::View->new( name => 'view_foo',
+ fields => [qw/id name/],
+ sql => 'SELECT `id`, `name` FROM `my`.`thing`',
+ extra => {
+ mysql_definer => 'CURRENT_USER',
+ mysql_algorithm => 'MERGE',
+ mysql_security => 'DEFINER',
+ });
+ my $create_opts = { add_replace_view => 1, no_comments => 1, %$options };
+ my $view1_sql1 = SQL::Translator::Producer::MySQL::create_view($view1, $create_opts);
+
+ my $view_sql_replace = <<'EOV';
+CREATE OR REPLACE
+ ALGORITHM = MERGE
+ DEFINER = CURRENT_USER
+ SQL SECURITY DEFINER
+ VIEW `view_foo` ( `id`, `name` ) AS
+ SELECT `id`, `name` FROM `my`.`thing`
+EOV
+
+ is($view1_sql1, $view_sql_replace, 'correct "CREATE OR REPLACE VIEW" SQL');
+
+
+ my $view2 = SQL::Translator::Schema::View->new( name => 'view_foo',
+ fields => [qw/id name/],
+ sql => 'SELECT `id`, `name` FROM `my`.`thing`',);
+ my $create2_opts = { add_replace_view => 0, no_comments => 1, %$options };
+ my $view1_sql2 = SQL::Translator::Producer::MySQL::create_view($view2, $create2_opts);
+ my $view_sql_noreplace = <<'EOV';
+CREATE
+ VIEW `view_foo` ( `id`, `name` ) AS
+ SELECT `id`, `name` FROM `my`.`thing`
+EOV
+
+ is($view1_sql2, $view_sql_noreplace, 'correct "CREATE VIEW" SQL');
+
+ {
+ my %extra = $view1->extra;
+ is_deeply \%extra,
+ {
+ 'mysql_algorithm' => 'MERGE',
+ 'mysql_definer' => 'CURRENT_USER',
+ 'mysql_security' => 'DEFINER'
+ },
+ 'Extra attributes';
+ }
+
+ $view1->remove_extra(qw/mysql_definer mysql_security/);
+ {
+ my %extra = $view1->extra;
+ is_deeply \%extra, { 'mysql_algorithm' => 'MERGE', }, 'Extra attributes after first reset_extra call';
+ }
+
+ $view1->remove_extra();
+ {
+ my %extra = $view1->extra;
+ is_deeply \%extra, {}, 'Extra attributes completely removed';
+ }
+ }
+
+ {
+
+ # certain types do not support a size, see also:
+ # http://dev.mysql.com/doc/refman/5.1/de/create-table.html
+ for my $type (qw/date time timestamp datetime year/) {
+ my $field = SQL::Translator::Schema::Field->new(
+ name => "my$type",
+ table => $table,
+ data_type => $type,
+ size => 10,
+ default_value => undef,
+ is_auto_increment => 0,
+ is_nullable => 1,
+ is_foreign_key => 0,
+ is_unique => 0
+ );
+ my $sql = SQL::Translator::Producer::MySQL::create_field($field, $options);
+ is($sql, "`my$type` $type NULL", "Skip length param for type $type");
+ }
+ }
+}
+
+{ # test for rt62250
+ my $table = SQL::Translator::Schema::Table->new(name => 'table');
+ $table->add_field(
+ SQL::Translator::Schema::Field->new( name => 'mypk',
+ table => $table,
+ data_type => 'INT',
+ size => 10,
+ default_value => undef,
+ is_auto_increment => 1,
+ is_nullable => 0,
+ is_foreign_key => 0,
+ is_unique => 1 ));
+
+ my $constraint = $table->add_constraint(fields => ['mypk'], type => 'PRIMARY_KEY');
+ my $options = {quote_table_names => '`'};
+ is(SQL::Translator::Producer::MySQL::alter_drop_constraint($constraint,$options),
+ 'ALTER TABLE `table` DROP PRIMARY KEY','valid drop primary key');
}