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require "cases/helper"
module ActiveRecord
module ConnectionAdapters
class ConnectionHandlerTest < ActiveRecord::TestCase
def setup
@klass = Class.new(Base) { def self.name; 'klass'; end }
@subklass = Class.new(@klass) { def self.name; 'subklass'; end }
@handler = ConnectionHandler.new
@pool = @handler.establish_connection(@klass, Base.connection_pool.spec)
end
def test_retrieve_connection
assert @handler.retrieve_connection(@klass)
end
def test_active_connections?
assert !@handler.active_connections?
assert @handler.retrieve_connection(@klass)
assert @handler.active_connections?
@handler.clear_active_connections!
assert !@handler.active_connections?
end
def test_retrieve_connection_pool_with_ar_base
assert_nil @handler.retrieve_connection_pool(ActiveRecord::Base)
end
def test_retrieve_connection_pool
assert_not_nil @handler.retrieve_connection_pool(@klass)
end
def test_retrieve_connection_pool_uses_superclass_when_no_subclass_connection
assert_not_nil @handler.retrieve_connection_pool(@subklass)
end
def test_retrieve_connection_pool_uses_superclass_pool_after_subclass_establish_and_remove
sub_pool = @handler.establish_connection(@subklass, Base.connection_pool.spec)
assert_same sub_pool, @handler.retrieve_connection_pool(@subklass)
@handler.remove_connection @subklass
assert_same @pool, @handler.retrieve_connection_pool(@subklass)
end
def test_connection_pools
assert_deprecated do
assert_equal({ Base.connection_pool.spec => @pool }, @handler.connection_pools)
end
end
end
end
end
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