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-rw-r--r--activerecord/test/cases/adapters/mysql2/connection_test.rb115
1 files changed, 68 insertions, 47 deletions
diff --git a/activerecord/test/cases/adapters/mysql2/connection_test.rb b/activerecord/test/cases/adapters/mysql2/connection_test.rb
index 575138eb2a..ff012efc5f 100644
--- a/activerecord/test/cases/adapters/mysql2/connection_test.rb
+++ b/activerecord/test/cases/adapters/mysql2/connection_test.rb
@@ -1,5 +1,5 @@
require "cases/helper"
-require 'support/connection_helper'
+require "support/connection_helper"
class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase
include ConnectionHelper
@@ -9,7 +9,7 @@ class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase
def setup
super
@subscriber = SQLSubscriber.new
- @subscription = ActiveSupport::Notifications.subscribe('sql.active_record', @subscriber)
+ @subscription = ActiveSupport::Notifications.subscribe("sql.active_record", @subscriber)
@connection = ActiveRecord::Base.connection
end
@@ -20,9 +20,9 @@ class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase
def test_bad_connection
assert_raise ActiveRecord::NoDatabaseError do
- configuration = ActiveRecord::Base.configurations['arunit'].merge(database: 'inexistent_activerecord_unittest')
+ configuration = ActiveRecord::Base.configurations["arunit"].merge(database: "inexistent_activerecord_unittest")
connection = ActiveRecord::Base.mysql2_connection(configuration)
- connection.drop_table 'ex', if_exists: true
+ connection.drop_table "ex", if_exists: true
end
end
@@ -39,7 +39,7 @@ class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase
def test_no_automatic_reconnection_after_timeout
assert @connection.active?
- @connection.update('set @@wait_timeout=1')
+ @connection.update("set @@wait_timeout=1")
sleep 2
assert !@connection.active?
@@ -49,7 +49,7 @@ class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase
def test_successful_reconnection_after_timeout_with_manual_reconnect
assert @connection.active?
- @connection.update('set @@wait_timeout=1')
+ @connection.update("set @@wait_timeout=1")
sleep 2
@connection.reconnect!
assert @connection.active?
@@ -57,72 +57,93 @@ class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase
def test_successful_reconnection_after_timeout_with_verify
assert @connection.active?
- @connection.update('set @@wait_timeout=1')
+ @connection.update("set @@wait_timeout=1")
sleep 2
@connection.verify!
assert @connection.active?
end
+ def test_execute_after_disconnect
+ @connection.disconnect!
+
+ assert_raise(ActiveRecord::StatementInvalid) do
+ @connection.execute("SELECT 1")
+ end
+ end
+
+ def test_quote_after_disconnect
+ @connection.disconnect!
+
+ assert_raise(Mysql2::Error) do
+ @connection.quote("string")
+ end
+ end
+
+ def test_active_after_disconnect
+ @connection.disconnect!
+ assert_equal false, @connection.active?
+ end
+
def test_mysql_connection_collation_is_configured
- assert_equal 'utf8_unicode_ci', @connection.show_variable('collation_connection')
- assert_equal 'utf8_general_ci', ARUnit2Model.connection.show_variable('collation_connection')
+ assert_equal "utf8_unicode_ci", @connection.show_variable("collation_connection")
+ assert_equal "utf8_general_ci", ARUnit2Model.connection.show_variable("collation_connection")
end
def test_mysql_default_in_strict_mode
- result = @connection.exec_query "SELECT @@SESSION.sql_mode"
- assert_equal [["STRICT_ALL_TABLES"]], result.rows
+ result = @connection.select_value("SELECT @@SESSION.sql_mode")
+ assert_match %r(STRICT_ALL_TABLES), result
end
def test_mysql_strict_mode_disabled
run_without_connection do |orig_connection|
- ActiveRecord::Base.establish_connection(orig_connection.merge({:strict => false}))
- result = ActiveRecord::Base.connection.exec_query "SELECT @@SESSION.sql_mode"
- assert_equal [['']], result.rows
+ ActiveRecord::Base.establish_connection(orig_connection.merge(strict: false))
+ result = ActiveRecord::Base.connection.select_value("SELECT @@SESSION.sql_mode")
+ assert_no_match %r(STRICT_ALL_TABLES), result
end
end
- def test_passing_arbitary_flags_to_adapter
- run_without_connection do |orig_connection|
- ActiveRecord::Base.establish_connection(orig_connection.merge({flags: Mysql2::Client::COMPRESS}))
- assert_equal (Mysql2::Client::COMPRESS | Mysql2::Client::FOUND_ROWS), ActiveRecord::Base.connection.raw_connection.query_options[:flags]
+ def test_mysql_strict_mode_specified_default
+ run_without_connection do |orig_connection|
+ ActiveRecord::Base.establish_connection(orig_connection.merge(strict: :default))
+ global_sql_mode = ActiveRecord::Base.connection.select_value("SELECT @@GLOBAL.sql_mode")
+ session_sql_mode = ActiveRecord::Base.connection.select_value("SELECT @@SESSION.sql_mode")
+ assert_equal global_sql_mode, session_sql_mode
end
end
-
- def test_passing_flags_by_array_to_adapter
- run_without_connection do |orig_connection|
- ActiveRecord::Base.establish_connection(orig_connection.merge({flags: ['COMPRESS'] }))
- assert_equal ["COMPRESS", "FOUND_ROWS"], ActiveRecord::Base.connection.raw_connection.query_options[:flags]
+
+ def test_mysql_sql_mode_variable_overrides_strict_mode
+ run_without_connection do |orig_connection|
+ ActiveRecord::Base.establish_connection(orig_connection.deep_merge(variables: { "sql_mode" => "ansi" }))
+ result = ActiveRecord::Base.connection.select_value("SELECT @@SESSION.sql_mode")
+ assert_no_match %r(STRICT_ALL_TABLES), result
end
end
-
- def test_mysql_strict_mode_specified_default
+
+ def test_passing_arbitary_flags_to_adapter
run_without_connection do |orig_connection|
- ActiveRecord::Base.establish_connection(orig_connection.merge({strict: :default}))
- global_sql_mode = ActiveRecord::Base.connection.exec_query "SELECT @@GLOBAL.sql_mode"
- session_sql_mode = ActiveRecord::Base.connection.exec_query "SELECT @@SESSION.sql_mode"
- assert_equal global_sql_mode.rows, session_sql_mode.rows
+ ActiveRecord::Base.establish_connection(orig_connection.merge(flags: Mysql2::Client::COMPRESS))
+ assert_equal (Mysql2::Client::COMPRESS | Mysql2::Client::FOUND_ROWS), ActiveRecord::Base.connection.raw_connection.query_options[:flags]
end
end
- def test_mysql_set_session_variable
+ def test_passing_flags_by_array_to_adapter
run_without_connection do |orig_connection|
- ActiveRecord::Base.establish_connection(orig_connection.deep_merge({:variables => {:default_week_format => 3}}))
- session_mode = ActiveRecord::Base.connection.exec_query "SELECT @@SESSION.DEFAULT_WEEK_FORMAT"
- assert_equal 3, session_mode.rows.first.first.to_i
+ ActiveRecord::Base.establish_connection(orig_connection.merge(flags: ["COMPRESS"]))
+ assert_equal ["COMPRESS", "FOUND_ROWS"], ActiveRecord::Base.connection.raw_connection.query_options[:flags]
end
end
- def test_mysql_sql_mode_variable_overrides_strict_mode
+ def test_mysql_set_session_variable
run_without_connection do |orig_connection|
- ActiveRecord::Base.establish_connection(orig_connection.deep_merge(variables: { 'sql_mode' => 'ansi' }))
- result = ActiveRecord::Base.connection.exec_query 'SELECT @@SESSION.sql_mode'
- assert_not_equal [['STRICT_ALL_TABLES']], result.rows
+ ActiveRecord::Base.establish_connection(orig_connection.deep_merge(variables: { default_week_format: 3 }))
+ session_mode = ActiveRecord::Base.connection.exec_query "SELECT @@SESSION.DEFAULT_WEEK_FORMAT"
+ assert_equal 3, session_mode.rows.first.first.to_i
end
end
def test_mysql_set_session_variable_to_default
run_without_connection do |orig_connection|
- ActiveRecord::Base.establish_connection(orig_connection.deep_merge({:variables => {:default_week_format => :default}}))
+ ActiveRecord::Base.establish_connection(orig_connection.deep_merge(variables: { default_week_format: :default }))
global_mode = ActiveRecord::Base.connection.exec_query "SELECT @@GLOBAL.DEFAULT_WEEK_FORMAT"
session_mode = ActiveRecord::Base.connection.exec_query "SELECT @@SESSION.DEFAULT_WEEK_FORMAT"
assert_equal global_mode.rows, session_mode.rows
@@ -130,21 +151,21 @@ class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase
end
def test_logs_name_show_variable
- @connection.show_variable 'foo'
+ @connection.show_variable "foo"
assert_equal "SCHEMA", @subscriber.logged[0][1]
end
def test_logs_name_rename_column_sql
@connection.execute "CREATE TABLE `bar_baz` (`foo` varchar(255))"
@subscriber.logged.clear
- @connection.send(:rename_column_sql, 'bar_baz', 'foo', 'foo2')
+ @connection.send(:rename_column_sql, "bar_baz", "foo", "foo2")
assert_equal "SCHEMA", @subscriber.logged[0][1]
ensure
@connection.execute "DROP TABLE `bar_baz`"
end
def test_get_and_release_advisory_lock
- lock_name = "test_lock_name"
+ lock_name = "test lock'n'name"
got_lock = @connection.get_advisory_lock(lock_name)
assert got_lock, "get_advisory_lock should have returned true but it didn't"
@@ -155,19 +176,19 @@ class Mysql2ConnectionTest < ActiveRecord::Mysql2TestCase
released_lock = @connection.release_advisory_lock(lock_name)
assert released_lock, "expected release_advisory_lock to return true but it didn't"
- assert test_lock_free(lock_name), 'expected the test lock to be available after releasing'
+ assert test_lock_free(lock_name), "expected the test lock to be available after releasing"
end
def test_release_non_existent_advisory_lock
- lock_name = "fake_lock_name"
+ lock_name = "fake lock'n'name"
released_non_existent_lock = @connection.release_advisory_lock(lock_name)
assert_equal released_non_existent_lock, false,
- 'expected release_advisory_lock to return false when there was no lock to release'
+ "expected release_advisory_lock to return false when there was no lock to release"
end
protected
- def test_lock_free(lock_name)
- @connection.select_value("SELECT IS_FREE_LOCK('#{lock_name}');") == 1
- end
+ def test_lock_free(lock_name)
+ @connection.select_value("SELECT IS_FREE_LOCK(#{@connection.quote(lock_name)})") == 1
+ end
end