JezK
Edit File: query_secondaries.rb
$:.unshift(File.join(File.dirname(__FILE__), '..', 'lib')) require './test/replica_sets/rs_test_helper' # NOTE: This test expects a replica set of three nodes to be running # on the local host. class ReplicaSetQuerySecondariesTest < Test::Unit::TestCase include Mongo def setup @conn = ReplSetConnection.new([RS.host, RS.ports[0]], :read_secondary => true) @db = @conn.db(MONGO_TEST_DB) @db.drop_collection("test-sets") end def teardown RS.restart_killed_nodes end def test_read_primary rescue_connection_failure do assert !@conn.read_primary? assert !@conn.primary? end end def test_con assert @conn.primary_pool, "No primary pool!" assert @conn.read_pool, "No read pool!" assert @conn.primary_pool.port != @conn.read_pool.port, "Primary port and read port at the same!" end def test_query_secondaries @coll = @db.collection("test-sets", :safe => {:w => 3, :wtimeout => 20000}) @coll.save({:a => 20}) @coll.save({:a => 30}) @coll.save({:a => 40}) results = [] @coll.find.each {|r| results << r["a"]} assert results.include?(20) assert results.include?(30) assert results.include?(40) RS.kill_primary results = [] rescue_connection_failure do @coll.find.each {|r| results << r} [20, 30, 40].each do |a| assert results.any? {|r| r['a'] == a}, "Could not find record for a => #{a}" end end end def test_kill_primary @coll = @db.collection("test-sets", :safe => {:w => 3, :wtimeout => 10000}) @coll.save({:a => 20}) @coll.save({:a => 30}) assert_equal 2, @coll.find.to_a.length # Should still be able to read immediately after killing master node RS.kill_primary assert_equal 2, @coll.find.to_a.length rescue_connection_failure do @coll.save({:a => 50}, :safe => {:w => 2, :wtimeout => 10000}) end RS.restart_killed_nodes @coll.save({:a => 50}, :safe => {:w => 2, :wtimeout => 10000}) assert_equal 4, @coll.find.to_a.length end def test_kill_secondary @coll = @db.collection("test-sets", {:safe => {:w => 3, :wtimeout => 20000}}) @coll.save({:a => 20}) @coll.save({:a => 30}) assert_equal 2, @coll.find.to_a.length read_node = RS.get_node_from_port(@conn.read_pool.port) RS.kill(read_node) # Should fail immediately on next read old_read_pool_port = @conn.read_pool.port assert_raise ConnectionFailure do @coll.find.to_a.length end # Should eventually reconnect and be able to read rescue_connection_failure do length = @coll.find.to_a.length assert_equal 2, length end new_read_pool_port = @conn.read_pool.port assert old_read_pool_port != new_read_pool_port end def test_write_lots_of_data @coll = @db.collection("test-sets", {:safe => {:w => 2}}) 6000.times do |n| @coll.save({:a => n}) end cursor = @coll.find() cursor.next cursor.close end end