rails--rails/activerecord/test/cases/reaper_test.rb

82 lines
1.8 KiB
Ruby

require "cases/helper"
module ActiveRecord
module ConnectionAdapters
class ReaperTest < ActiveRecord::TestCase
attr_reader :pool
def setup
super
@pool = ConnectionPool.new ActiveRecord::Base.connection_pool.spec
end
def teardown
super
@pool.connections.each(&:close)
end
class FakePool
attr_reader :reaped
def initialize
@reaped = false
end
def reap
@reaped = true
end
end
# A reaper with nil time should never reap connections
def test_nil_time
fp = FakePool.new
assert !fp.reaped
reaper = ConnectionPool::Reaper.new(fp, nil)
reaper.run
assert !fp.reaped
end
def test_some_time
fp = FakePool.new
assert !fp.reaped
reaper = ConnectionPool::Reaper.new(fp, 0.0001)
reaper.run
until fp.reaped
Thread.pass
end
assert fp.reaped
end
def test_pool_has_reaper
assert pool.reaper
end
def test_reaping_frequency_configuration
spec = ActiveRecord::Base.connection_pool.spec.dup
spec.config[:reaping_frequency] = 100
pool = ConnectionPool.new spec
assert_equal 100, pool.reaper.frequency
end
def test_connection_pool_starts_reaper
spec = ActiveRecord::Base.connection_pool.spec.dup
spec.config[:reaping_frequency] = 0.0001
pool = ConnectionPool.new spec
pool.dead_connection_timeout = 0
conn = pool.checkout
count = pool.connections.length
conn.extend(Module.new { def active?; false; end; })
while count == pool.connections.length
Thread.pass
end
assert_equal(count - 1, pool.connections.length)
end
end
end
end