# encoding: utf-8
require "cases/helper"
module ActiveRecord
module ConnectionAdapters
class MysqlAdapterTest < ActiveRecord::TestCase
def setup
@conn = ActiveRecord::Base.connection
@conn.exec_query('drop table if exists ex')
@conn.exec_query(<<-eosql)
CREATE TABLE `ex` (
`id` int(11) DEFAULT NULL auto_increment PRIMARY KEY,
`number` integer,
`data` varchar(255))
eosql
end
def test_valid_column
column = @conn.columns('ex').find { |col| col.name == 'id' }
assert @conn.valid_type?(column.type)
end
def test_invalid_column
assert_not @conn.valid_type?(:foobar)
end
def test_client_encoding
assert_equal Encoding::UTF_8, @conn.client_encoding
end
def test_exec_insert_number
insert(@conn, 'number' => 10)
result = @conn.exec_query('SELECT number FROM ex WHERE number = 10')
assert_equal 1, result.rows.length
# if there are no bind parameters, it will return a string (due to
# the libmysql api)
assert_equal '10', result.rows.last.last
end
def test_exec_insert_string
str = 'いただきます!'
insert(@conn, 'number' => 10, 'data' => str)
result = @conn.exec_query('SELECT number, data FROM ex WHERE number = 10')
value = result.rows.last.last
# FIXME: this should probably be inside the mysql AR adapter?
value.force_encoding(@conn.client_encoding)
# The strings in this file are utf-8, so transcode to utf-8
value.encode!(Encoding::UTF_8)
assert_equal str, value
end
def test_tables_quoting
@conn.tables(nil, "foo-bar", nil)
flunk
rescue => e
# assertion for *quoted* database properly
assert_match(/database 'foo-bar'/, e.inspect)
end
def test_pk_and_sequence_for
pk, seq = @conn.pk_and_sequence_for('ex')
assert_equal 'id', pk
assert_equal @conn.default_sequence_name('ex', 'id'), seq
end
def test_pk_and_sequence_for_with_non_standard_primary_key
@conn.exec_query('drop table if exists ex_with_non_standard_pk')
@conn.exec_query(<<-eosql)
CREATE TABLE `ex_with_non_standard_pk` (
`code` INT(11) DEFAULT NULL auto_increment,
PRIMARY KEY (`code`))
eosql
pk, seq = @conn.pk_and_sequence_for('ex_with_non_standard_pk')
assert_equal 'code', pk
assert_equal @conn.default_sequence_name('ex_with_non_standard_pk', 'code'), seq
end
def test_pk_and_sequence_for_with_custom_index_type_pk
@conn.exec_query('drop table if exists ex_with_custom_index_type_pk')
@conn.exec_query(<<-eosql)
CREATE TABLE `ex_with_custom_index_type_pk` (
`id` INT(11) DEFAULT NULL auto_increment,
PRIMARY KEY USING BTREE (`id`))
eosql
pk, seq = @conn.pk_and_sequence_for('ex_with_custom_index_type_pk')
assert_equal 'id', pk
assert_equal @conn.default_sequence_name('ex_with_custom_index_type_pk', 'id'), seq
end
def test_tinyint_integer_typecasting
@conn.exec_query('drop table if exists ex_with_non_boolean_tinyint_column')
@conn.exec_query(<<-eosql)
CREATE TABLE `ex_with_non_boolean_tinyint_column` (
`status` TINYINT(4))
eosql
insert(@conn, { 'status' => 2 }, 'ex_with_non_boolean_tinyint_column')
result = @conn.exec_query('SELECT status FROM ex_with_non_boolean_tinyint_column')
assert_equal 2, result.column_types['status'].type_cast(result.last['status'])
end
private
def insert(ctx, data, table='ex')
binds = data.map { |name, value|
[ctx.columns(table).find { |x| x.name == name }, value]
}
columns = binds.map(&:first).map(&:name)
sql = "INSERT INTO #{table} (#{columns.join(", ")})
VALUES (#{(['?'] * columns.length).join(', ')})"
ctx.exec_insert(sql, 'SQL', binds)
end
end
end
end