mongo-ruby-driver/tests/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'
class TestPKFactory
def create_pk(row)
row['_id'] ||= XGen::Mongo::Driver::ObjectID.new
row
end
end
# NOTE: assumes Mongo is running
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class DBTest < Test::Unit::TestCase
include XGen::Mongo::Driver
@@host = ENV['MONGO_RUBY_DRIVER_HOST'] || 'localhost'
@@port = ENV['MONGO_RUBY_DRIVER_PORT'] || Mongo::DEFAULT_PORT
@@db = Mongo.new(@@host, @@port).db('ruby-mongo-test')
@@users = @@db.collection('system.users')
def setup
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@spongebob = 'spongebob'
@spongebob_password = 'squarepants'
@@users.clear
@@users.insert(:user => @spongebob, :pwd => @@db.send(:hash_password, @spongebob, @spongebob_password))
end
def teardown
@@users.clear 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 = Mongo.new(@@host, @@port).db('ruby-mongo-test')
@@users = @@db.collection('system.users')
end
end
def test_full_coll_name
coll = @@db.collection('test')
assert_equal 'ruby-mongo-test.test', @@db.full_coll_name(coll.name)
end
def test_pair
@@db.close
@@users = nil
@@db = Mongo.new({:left => "this-should-fail", :right => [@@host, @@port]}).db('ruby-mongo-test')
assert @@db.connected?
ensure
@@db = Mongo.new(@@host, @@port).db('ruby-mongo-test') unless @@db.connected?
@@users = @@db.collection('system.users')
end
def test_pk_factory
db = Mongo.new(@@host, @@port).db('ruby-mongo-test', :pk => TestPKFactory.new)
coll = db.collection('test')
coll.clear
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# new id gets added to returned object
obj = coll.insert('name' => 'Fred', 'age' => 42)
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row = coll.find_first({'name' => 'Fred'}, :limit => 1)
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oid = row['_id']
assert_not_nil oid
assert_equal obj, row
oid = XGen::Mongo::Driver::ObjectID.new
obj = coll.insert('_id' => oid, 'name' => 'Barney', 'age' => 41)
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row = coll.find_first({'name' => 'Barney'}, :limit => 1)
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db_oid = row['_id']
assert_equal oid, db_oid
assert_equal obj, row
coll.clear
end
def test_pk_factory_reset
db = Mongo.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 = Mongo.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 = Mongo.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_first
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
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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').clear
end
end