mongo-ruby-driver/test/test_db.rb

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$LOAD_PATH[0,0] = File.join(File.dirname(__FILE__), '..', 'lib')
require 'digest/md5'
require 'mongo'
require 'test/unit'
require 'stringio'
require 'logger'
class TestPKFactory
def create_pk(row)
row['_id'] ||= Mongo::ObjectID.new
row
end
end
# NOTE: assumes Mongo is running
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class DBTest < Test::Unit::TestCase
include Mongo
@@host = ENV['MONGO_RUBY_DRIVER_HOST'] || 'localhost'
@@port = ENV['MONGO_RUBY_DRIVER_PORT'] || Connection::DEFAULT_PORT
@@db = Connection.new(@@host, @@port).db('ruby-mongo-test')
@@users = @@db.collection('system.users')
def setup
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@spongebob = 'spongebob'
@spongebob_password = 'squarepants'
@@users.remove
@@users.insert(:user => @spongebob, :pwd => @@db.send(:hash_password, @spongebob, @spongebob_password))
end
def teardown
@@users.remove if @@users
@@db.error
end
def test_close
@@db.close
assert !@@db.connected?
begin
@@db.collection('test').insert('a' => 1)
fail "expected 'NilClass' exception"
rescue => ex
assert_match /NilClass/, ex.to_s
ensure
@@db = Connection.new(@@host, @@port).db('ruby-mongo-test')
@@users = @@db.collection('system.users')
end
end
def test_logger
output = StringIO.new
logger = Logger.new(output)
logger.level = Logger::DEBUG
db = Connection.new(@host, @port, :logger => logger).db('ruby-mongo-test')
assert_equal logger, db.logger
db.logger.debug 'testing'
assert output.string.include?('testing')
end
def test_full_coll_name
coll = @@db.collection('test')
assert_equal 'ruby-mongo-test.test', @@db.full_collection_name(coll.name)
end
def test_collection_names
@@db.collection("test").insert("foo" => 5)
@@db.collection("test.mike").insert("bar" => 0)
colls = @@db.collection_names()
assert colls.include?("test")
assert colls.include?("test.mike")
colls.each { |name|
assert !name.include?("$")
}
end
def test_collections
@@db.collection("test.durran").insert("foo" => 5)
@@db.collection("test.les").insert("bar" => 0)
colls = @@db.collections()
assert_not_nil colls.select { |coll| coll.name == "test.durran" }
assert_not_nil colls.select { |coll| coll.name == "test.les" }
assert_equal [], colls.select { |coll| coll.name == "does_not_exist" }
assert_kind_of Collection, colls[0]
end
def test_pair
@@db.close
@@users = nil
@@db = Connection.new({:left => "this-should-fail", :right => [@@host, @@port]}).db('ruby-mongo-test')
assert @@db.connected?
ensure
@@db = Connection.new(@@host, @@port).db('ruby-mongo-test') unless @@db.connected?
@@users = @@db.collection('system.users')
end
def test_pk_factory
db = Connection.new(@@host, @@port).db('ruby-mongo-test', :pk => TestPKFactory.new)
coll = db.collection('test')
coll.remove
insert_id = coll.insert('name' => 'Fred', 'age' => 42)
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# new id gets added to returned object
row = coll.find_one({'name' => 'Fred'})
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oid = row['_id']
assert_not_nil oid
assert_equal insert_id, oid
oid = ObjectID.new
data = {'_id' => oid, 'name' => 'Barney', 'age' => 41}
coll.insert(data)
row = coll.find_one({'name' => data['name']})
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db_oid = row['_id']
assert_equal oid, db_oid
assert_equal data, row
coll.remove
end
def test_pk_factory_reset
db = Connection.new(@@host, @@port).db('ruby-mongo-test')
db.pk_factory = Object.new # first time
begin
db.pk_factory = Object.new
fail "error: expected exception"
rescue => ex
assert_match /can not change PK factory/, ex.to_s
ensure
db.close
end
end
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def test_authenticate
assert !@@db.authenticate('nobody', 'nopassword')
assert !@@db.authenticate(@spongebob, 'squareliederhosen')
assert @@db.authenticate(@spongebob, @spongebob_password)
end
def test_logout
@@db.logout # only testing that we don't throw exception
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end
def test_auto_connect
@@db.close
db = Connection.new(@@host, @@port, :auto_reconnect => true).db('ruby-mongo-test')
assert db.connected?
assert db.auto_reconnect?
db.close
assert !db.connected?
assert db.auto_reconnect?
db.collection('test').insert('a' => 1)
assert db.connected?
ensure
@@db = Connection.new(@@host, @@port).db('ruby-mongo-test')
@@users = @@db.collection('system.users')
end
def test_error
@@db.reset_error_history
assert_nil @@db.error
assert !@@db.error?
assert_nil @@db.previous_error
@@db.send(:db_command, :forceerror => 1)
assert @@db.error?
assert_not_nil @@db.error
assert_not_nil @@db.previous_error
@@db.send(:db_command, :forceerror => 1)
assert @@db.error?
assert @@db.error
prev_error = @@db.previous_error
assert_equal 1, prev_error['nPrev']
assert_equal prev_error["err"], @@db.error
@@db.collection('test').find_one
assert_nil @@db.error
assert !@@db.error?
assert @@db.previous_error
assert_equal 2, @@db.previous_error['nPrev']
@@db.reset_error_history
assert_nil @@db.error
assert !@@db.error?
assert_nil @@db.previous_error
end
def test_check_command_response
command = {:forceerror => 1}
assert_raise OperationFailure do
@@db.command(command, false, true)
end
end
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def test_last_status
@@db['test'].remove
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@@db['test'].save("i" => 1)
@@db['test'].update({"i" => 1}, {"$set" => {"i" => 2}})
assert @@db.last_status()["updatedExisting"]
@@db['test'].update({"i" => 1}, {"$set" => {"i" => 500}})
assert !@@db.last_status()["updatedExisting"]
end
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def test_text_port_number
db = DB.new('ruby-mongo-test', [[@@host, @@port.to_s]])
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# If there is no error, all is well
db.collection('users').remove
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end
end