773 lines
22 KiB
Ruby
773 lines
22 KiB
Ruby
require './test/test_helper'
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class TestCollection < Test::Unit::TestCase
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@@connection ||= standard_connection
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@@db = @@connection.db(MONGO_TEST_DB)
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@@test = @@db.collection("test")
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@@version = @@connection.server_version
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def setup
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@@test.remove
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end
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def test_optional_pk_factory
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@coll_default_pk = @@db.collection('stuff')
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assert_equal BSON::ObjectId, @coll_default_pk.pk_factory
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@coll_default_pk = @@db.create_collection('more-stuff')
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assert_equal BSON::ObjectId, @coll_default_pk.pk_factory
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# Create a db with a pk_factory.
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@db = Connection.new(ENV['MONGO_RUBY_DRIVER_HOST'] || 'localhost',
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ENV['MONGO_RUBY_DRIVER_PORT'] || Connection::DEFAULT_PORT).db(MONGO_TEST_DB, :pk => Object.new)
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@coll = @db.collection('coll-with-pk')
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assert @coll.pk_factory.is_a?(Object)
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@coll = @db.create_collection('created_coll_with_pk')
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assert @coll.pk_factory.is_a?(Object)
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end
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class TestPK
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def self.create_pk
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end
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end
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def test_pk_factory_on_collection
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@coll = Collection.new(@@db, 'foo', TestPK)
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assert_equal TestPK, @coll.pk_factory
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@coll2 = Collection.new(@@db, 'foo', :pk => TestPK)
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assert_equal TestPK, @coll2.pk_factory
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end
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def test_valid_names
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assert_raise Mongo::InvalidNSName do
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@@db["te$t"]
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end
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assert_raise Mongo::InvalidNSName do
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@@db['$main']
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end
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assert @@db['$cmd']
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assert @@db['oplog.$main']
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end
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def test_collection
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assert_kind_of Collection, @@db["test"]
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assert_equal @@db["test"].name(), @@db.collection("test").name()
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assert_equal @@db["test"].name(), @@db[:test].name()
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assert_kind_of Collection, @@db["test"]["foo"]
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assert_equal @@db["test"]["foo"].name(), @@db.collection("test.foo").name()
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assert_equal @@db["test"]["foo"].name(), @@db["test.foo"].name()
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@@db["test"]["foo"].remove
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@@db["test"]["foo"].insert("x" => 5)
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assert_equal 5, @@db.collection("test.foo").find_one()["x"]
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end
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def test_nil_id
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assert_equal 5, @@test.insert({"_id" => 5, "foo" => "bar"}, {:safe => true})
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assert_equal 5, @@test.save({"_id" => 5, "foo" => "baz"}, {:safe => true})
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assert_equal nil, @@test.find_one("foo" => "bar")
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assert_equal "baz", @@test.find_one(:_id => 5)["foo"]
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assert_raise OperationFailure do
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@@test.insert({"_id" => 5, "foo" => "bar"}, {:safe => true})
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end
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assert_equal nil, @@test.insert({"_id" => nil, "foo" => "bar"}, {:safe => true})
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assert_equal nil, @@test.save({"_id" => nil, "foo" => "baz"}, {:safe => true})
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assert_equal nil, @@test.find_one("foo" => "bar")
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assert_equal "baz", @@test.find_one(:_id => nil)["foo"]
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assert_raise OperationFailure do
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@@test.insert({"_id" => nil, "foo" => "bar"}, {:safe => true})
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end
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assert_raise OperationFailure do
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@@test.insert({:_id => nil, "foo" => "bar"}, {:safe => true})
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end
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end
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if @@version > "1.1"
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def setup_for_distinct
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@@test.remove
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@@test.insert([{:a => 0, :b => {:c => "a"}},
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{:a => 1, :b => {:c => "b"}},
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{:a => 1, :b => {:c => "c"}},
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{:a => 2, :b => {:c => "a"}},
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{:a => 3},
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{:a => 3}])
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end
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def test_distinct_queries
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setup_for_distinct
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assert_equal [0, 1, 2, 3], @@test.distinct(:a).sort
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assert_equal ["a", "b", "c"], @@test.distinct("b.c").sort
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end
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if @@version >= "1.2"
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def test_filter_collection_with_query
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setup_for_distinct
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assert_equal [2, 3], @@test.distinct(:a, {:a => {"$gt" => 1}}).sort
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end
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def test_filter_nested_objects
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setup_for_distinct
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assert_equal ["a", "b"], @@test.distinct("b.c", {"b.c" => {"$ne" => "c"}}).sort
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end
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end
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end
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def test_safe_insert
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@@test.create_index("hello", :unique => true)
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a = {"hello" => "world"}
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@@test.insert(a)
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@@test.insert(a)
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assert(@@db.get_last_error['err'].include?("11000"))
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assert_raise OperationFailure do
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@@test.insert(a, :safe => true)
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end
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end
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def test_safe_responses
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response = @@test.insert({:a => 1}, :safe => true)
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assert_equal false, response
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end
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def test_maximum_insert_size
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docs = []
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16.times do
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docs << {'foo' => 'a' * 1_000_000}
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end
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assert_raise InvalidOperation do
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@@test.insert(docs)
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end
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end
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if @@version >= "1.5.1"
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def test_safe_mode_with_advanced_safe_with_invalid_options
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assert_raise_error ArgumentError, "Unknown key(s): wtime" do
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@@test.insert({:foo => 1}, :safe => {:w => 2, :wtime => 1, :fsync => true})
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end
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assert_raise_error ArgumentError, "Unknown key(s): wtime" do
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@@test.update({:foo => 1}, {:foo => 2}, :safe => {:w => 2, :wtime => 1, :fsync => true})
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end
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assert_raise_error ArgumentError, "Unknown key(s): wtime" do
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@@test.remove({:foo => 2}, :safe => {:w => 2, :wtime => 1, :fsync => true})
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end
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end
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end
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def test_update
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id1 = @@test.save("x" => 5)
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@@test.update({}, {"$inc" => {"x" => 1}})
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assert_equal 1, @@test.count()
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assert_equal 6, @@test.find_one(:_id => id1)["x"]
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id2 = @@test.save("x" => 1)
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@@test.update({"x" => 6}, {"$inc" => {"x" => 1}})
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assert_equal 7, @@test.find_one(:_id => id1)["x"]
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assert_equal 1, @@test.find_one(:_id => id2)["x"]
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end
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if @@version >= "1.1.3"
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def test_multi_update
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@@test.save("num" => 10)
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@@test.save("num" => 10)
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@@test.save("num" => 10)
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assert_equal 3, @@test.count
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@@test.update({"num" => 10}, {"$set" => {"num" => 100}}, :multi => true)
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@@test.find.each do |doc|
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assert_equal 100, doc["num"]
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end
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end
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end
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def test_upsert
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@@test.update({"page" => "/"}, {"$inc" => {"count" => 1}}, :upsert => true)
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@@test.update({"page" => "/"}, {"$inc" => {"count" => 1}}, :upsert => true)
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assert_equal 1, @@test.count()
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assert_equal 2, @@test.find_one()["count"]
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end
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if @@version < "1.1.3"
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def test_safe_update
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@@test.create_index("x")
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@@test.insert("x" => 5)
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@@test.update({}, {"$inc" => {"x" => 1}})
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assert @@db.error?
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# Can't change an index.
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assert_raise OperationFailure do
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@@test.update({}, {"$inc" => {"x" => 1}}, :safe => true)
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end
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@@test.drop
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end
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else
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def test_safe_update
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@@test.create_index("x", :unique => true)
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@@test.insert("x" => 5)
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@@test.insert("x" => 10)
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# Can update an indexed collection.
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@@test.update({}, {"$inc" => {"x" => 1}})
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assert !@@db.error?
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# Can't duplicate an index.
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assert_raise OperationFailure do
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@@test.update({}, {"x" => 10}, :safe => true)
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end
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@@test.drop
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end
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end
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def test_safe_save
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@@test.create_index("hello", :unique => true)
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@@test.save("hello" => "world")
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@@test.save("hello" => "world")
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assert_raise OperationFailure do
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@@test.save({"hello" => "world"}, :safe => true)
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end
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@@test.drop
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end
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def test_mocked_safe_remove
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@conn = standard_connection
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@db = @conn[MONGO_TEST_DB]
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@test = @db['test-safe-remove']
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@test.save({:a => 20})
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@conn.stubs(:receive).returns([[{'ok' => 0, 'err' => 'failed'}], 1, 0])
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assert_raise OperationFailure do
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@test.remove({}, :safe => true)
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end
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@test.drop
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end
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def test_safe_remove
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@conn = standard_connection
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@db = @conn[MONGO_TEST_DB]
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@test = @db['test-safe-remove']
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@test.save({:a => 50})
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@test.remove({}, :safe => true)
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@test.drop
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end
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def test_remove_return_value
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assert_equal 50, @@test.remove({})
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assert_equal 57, @@test.remove({"x" => 1})
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end
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def test_count
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@@test.drop
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assert_equal 0, @@test.count
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@@test.save("x" => 1)
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@@test.save("x" => 2)
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assert_equal 2, @@test.count
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end
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# Note: #size is just an alias for #count.
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def test_size
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@@test.drop
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assert_equal 0, @@test.count
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assert_equal @@test.size, @@test.count
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@@test.save("x" => 1)
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@@test.save("x" => 2)
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assert_equal @@test.size, @@test.count
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end
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def test_no_timeout_option
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@@test.drop
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assert_raise ArgumentError, "Timeout can be set to false only when #find is invoked with a block." do
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@@test.find({}, :timeout => false)
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end
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@@test.find({}, :timeout => false) do |cursor|
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assert_equal 0, cursor.count
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end
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@@test.save("x" => 1)
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@@test.save("x" => 2)
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@@test.find({}, :timeout => false) do |cursor|
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assert_equal 2, cursor.count
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end
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end
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def test_defualt_timeout
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cursor = @@test.find
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assert_equal true, cursor.timeout
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end
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def test_fields_as_hash
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@@test.save(:a => 1, :b => 1, :c => 1)
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doc = @@test.find_one({:a => 1}, :fields => {:b => 0})
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assert_nil doc['b']
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assert doc['a']
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assert doc['c']
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doc = @@test.find_one({:a => 1}, :fields => {:a => 1, :b => 1})
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assert_nil doc['c']
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assert doc['a']
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assert doc['b']
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assert_raise Mongo::OperationFailure do
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@@test.find_one({:a => 1}, :fields => {:a => 1, :b => 0})
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end
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end
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if @@version >= "1.5.1"
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def test_fields_with_slice
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@@test.save({:foo => [1, 2, 3, 4, 5, 6], :test => 'slice'})
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doc = @@test.find_one({:test => 'slice'}, :fields => {'foo' => {'$slice' => [0, 3]}})
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assert_equal [1, 2, 3], doc['foo']
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@@test.remove
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end
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end
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def test_find_one
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id = @@test.save("hello" => "world", "foo" => "bar")
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assert_equal "world", @@test.find_one()["hello"]
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assert_equal @@test.find_one(id), @@test.find_one()
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assert_equal @@test.find_one(nil), @@test.find_one()
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assert_equal @@test.find_one({}), @@test.find_one()
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assert_equal @@test.find_one("hello" => "world"), @@test.find_one()
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assert_equal @@test.find_one(BSON::OrderedHash["hello", "world"]), @@test.find_one()
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assert @@test.find_one(nil, :fields => ["hello"]).include?("hello")
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assert !@@test.find_one(nil, :fields => ["foo"]).include?("hello")
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assert_equal ["_id"], @@test.find_one(nil, :fields => []).keys()
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assert_equal nil, @@test.find_one("hello" => "foo")
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assert_equal nil, @@test.find_one(BSON::OrderedHash["hello", "foo"])
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assert_equal nil, @@test.find_one(ObjectId.new)
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assert_raise TypeError do
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@@test.find_one(6)
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end
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end
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def test_insert_adds_id
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doc = {"hello" => "world"}
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@@test.insert(doc)
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assert(doc.include?(:_id))
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docs = [{"hello" => "world"}, {"hello" => "world"}]
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@@test.insert(docs)
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docs.each do |doc|
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assert(doc.include?(:_id))
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end
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end
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def test_save_adds_id
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doc = {"hello" => "world"}
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@@test.save(doc)
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assert(doc.include?(:_id))
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end
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def test_optional_find_block
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10.times do |i|
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@@test.save("i" => i)
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end
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x = nil
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@@test.find("i" => 2) { |cursor|
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x = cursor.count()
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}
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assert_equal 1, x
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i = 0
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@@test.find({}, :skip => 5) do |cursor|
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cursor.each do |doc|
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i = i + 1
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end
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end
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assert_equal 5, i
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c = nil
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@@test.find() do |cursor|
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c = cursor
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end
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assert c.closed?
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end
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if @@version > "1.1.1"
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def test_map_reduce
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@@test << { "user_id" => 1 }
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@@test << { "user_id" => 2 }
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m = "function() { emit(this.user_id, 1); }"
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r = "function(k,vals) { return 1; }"
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res = @@test.map_reduce(m, r);
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assert res.find_one({"_id" => 1})
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assert res.find_one({"_id" => 2})
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end
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def test_map_reduce_with_code_objects
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@@test << { "user_id" => 1 }
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@@test << { "user_id" => 2 }
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m = Code.new("function() { emit(this.user_id, 1); }")
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r = Code.new("function(k,vals) { return 1; }")
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res = @@test.map_reduce(m, r);
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assert res.find_one({"_id" => 1})
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assert res.find_one({"_id" => 2})
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end
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def test_map_reduce_with_options
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@@test.remove
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@@test << { "user_id" => 1 }
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@@test << { "user_id" => 2 }
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@@test << { "user_id" => 3 }
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m = Code.new("function() { emit(this.user_id, 1); }")
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r = Code.new("function(k,vals) { return 1; }")
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res = @@test.map_reduce(m, r, :query => {"user_id" => {"$gt" => 1}});
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assert_equal 2, res.count
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assert res.find_one({"_id" => 2})
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assert res.find_one({"_id" => 3})
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end
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def test_map_reduce_with_raw_response
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m = Code.new("function() { emit(this.user_id, 1); }")
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r = Code.new("function(k,vals) { return 1; }")
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res = @@test.map_reduce(m, r, :raw => true)
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assert res["result"]
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assert res["counts"]
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assert res["timeMillis"]
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end
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def test_map_reduce_with_output_collection
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output_collection = "test-map-coll"
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m = Code.new("function() { emit(this.user_id, 1); }")
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r = Code.new("function(k,vals) { return 1; }")
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res = @@test.map_reduce(m, r, :raw => true, :out => output_collection)
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assert_equal output_collection, res["result"]
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assert res["counts"]
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assert res["timeMillis"]
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end
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end
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if @@version > "1.3.0"
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def test_find_and_modify
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@@test << { :a => 1, :processed => false }
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@@test << { :a => 2, :processed => false }
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@@test << { :a => 3, :processed => false }
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@@test.find_and_modify(:query => {}, :sort => [['a', -1]], :update => {"$set" => {:processed => true}})
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assert @@test.find_one({:a => 3})['processed']
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end
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def test_find_and_modify_with_invalid_options
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@@test << { :a => 1, :processed => false }
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@@test << { :a => 2, :processed => false }
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@@test << { :a => 3, :processed => false }
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assert_raise Mongo::OperationFailure do
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@@test.find_and_modify(:blimey => {})
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end
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end
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end
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if @@version >= "1.3.5"
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def test_coll_stats
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@@test << {:n => 1}
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@@test.create_index("n")
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assert_equal "#{MONGO_TEST_DB}.test", @@test.stats['ns']
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end
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end
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def test_saving_dates_pre_epoch
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begin
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@@test.save({'date' => Time.utc(1600)})
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assert_in_delta Time.utc(1600), @@test.find_one()["date"], 2
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rescue ArgumentError
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# See note in test_date_before_epoch (BSONTest)
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end
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end
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def test_save_symbol_find_string
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@@test.save(:foo => :mike)
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assert_equal :mike, @@test.find_one(:foo => :mike)["foo"]
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assert_equal :mike, @@test.find_one("foo" => :mike)["foo"]
|
|
|
|
# TODO enable these tests conditionally based on server version (if >1.0)
|
|
# assert_equal :mike, @@test.find_one(:foo => "mike")["foo"]
|
|
# assert_equal :mike, @@test.find_one("foo" => "mike")["foo"]
|
|
end
|
|
|
|
def test_limit_and_skip
|
|
10.times do |i|
|
|
@@test.save(:foo => i)
|
|
end
|
|
|
|
assert_equal 5, @@test.find({}, :skip => 5).next_document()["foo"]
|
|
assert_equal nil, @@test.find({}, :skip => 10).next_document()
|
|
|
|
assert_equal 5, @@test.find({}, :limit => 5).to_a.length
|
|
|
|
assert_equal 3, @@test.find({}, :skip => 3, :limit => 5).next_document()["foo"]
|
|
assert_equal 5, @@test.find({}, :skip => 3, :limit => 5).to_a.length
|
|
end
|
|
|
|
def test_large_limit
|
|
2000.times do |i|
|
|
@@test.insert("x" => i, "y" => "mongomongo" * 1000)
|
|
end
|
|
|
|
assert_equal 2000, @@test.count
|
|
|
|
i = 0
|
|
y = 0
|
|
@@test.find({}, :limit => 1900).each do |doc|
|
|
i += 1
|
|
y += doc["x"]
|
|
end
|
|
|
|
assert_equal 1900, i
|
|
assert_equal 1804050, y
|
|
end
|
|
|
|
def test_small_limit
|
|
@@test.insert("x" => "hello world")
|
|
@@test.insert("x" => "goodbye world")
|
|
|
|
assert_equal 2, @@test.count
|
|
|
|
x = 0
|
|
@@test.find({}, :limit => 1).each do |doc|
|
|
x += 1
|
|
assert_equal "hello world", doc["x"]
|
|
end
|
|
|
|
assert_equal 1, x
|
|
end
|
|
|
|
context "Grouping" do
|
|
setup do
|
|
@@test.remove
|
|
@@test.save("a" => 1)
|
|
@@test.save("b" => 1)
|
|
@initial = {"count" => 0}
|
|
@reduce_function = "function (obj, prev) { prev.count += inc_value; }"
|
|
end
|
|
|
|
should "group results using eval form" do
|
|
assert_equal 1, @@test.group([], {}, @initial, Code.new(@reduce_function, {"inc_value" => 0.5}))[0]["count"]
|
|
assert_equal 2, @@test.group([], {}, @initial, Code.new(@reduce_function, {"inc_value" => 1}))[0]["count"]
|
|
assert_equal 4, @@test.group([], {}, @initial, Code.new(@reduce_function, {"inc_value" => 2}))[0]["count"]
|
|
end
|
|
|
|
should "finalize grouped results" do
|
|
@finalize = "function(doc) {doc.f = doc.count + 200; }"
|
|
assert_equal 202, @@test.group([], {}, @initial, Code.new(@reduce_function, {"inc_value" => 1}), @finalize)[0]["f"]
|
|
end
|
|
end
|
|
|
|
context "Grouping with key" do
|
|
setup do
|
|
@@test.remove
|
|
@@test.save("a" => 1, "pop" => 100)
|
|
@@test.save("a" => 1, "pop" => 100)
|
|
@@test.save("a" => 2, "pop" => 100)
|
|
@@test.save("a" => 2, "pop" => 100)
|
|
@initial = {"count" => 0, "foo" => 1}
|
|
@reduce_function = "function (obj, prev) { prev.count += obj.pop; }"
|
|
end
|
|
|
|
should "group" do
|
|
result = @@test.group([:a], {}, @initial, @reduce_function, nil)
|
|
assert result.all? { |r| r['count'] == 200 }
|
|
end
|
|
end
|
|
|
|
context "Grouping with a key function" do
|
|
setup do
|
|
@@test.remove
|
|
@@test.save("a" => 1)
|
|
@@test.save("a" => 2)
|
|
@@test.save("a" => 3)
|
|
@@test.save("a" => 4)
|
|
@@test.save("a" => 5)
|
|
@initial = {"count" => 0}
|
|
@keyf = "function (doc) { if(doc.a % 2 == 0) { return {even: true}; } else {return {odd: true}} };"
|
|
@reduce = "function (obj, prev) { prev.count += 1; }"
|
|
end
|
|
|
|
should "group results" do
|
|
results = @@test.group(@keyf, {}, @initial, @reduce).sort {|a, b| a['count'] <=> b['count']}
|
|
assert results[0]['even'] && results[0]['count'] == 2.0
|
|
assert results[1]['odd'] && results[1]['count'] == 3.0
|
|
end
|
|
end
|
|
|
|
context "A collection with two records" do
|
|
setup do
|
|
@collection = @@db.collection('test-collection')
|
|
@collection.insert({:name => "Jones"})
|
|
@collection.insert({:name => "Smith"})
|
|
end
|
|
|
|
should "have two records" do
|
|
assert_equal 2, @collection.size
|
|
end
|
|
|
|
should "remove the two records" do
|
|
@collection.remove()
|
|
assert_equal 0, @collection.size
|
|
end
|
|
|
|
should "remove all records if an empty document is specified" do
|
|
@collection.remove({})
|
|
assert_equal 0, @collection.find.count
|
|
end
|
|
|
|
should "remove only matching records" do
|
|
@collection.remove({:name => "Jones"})
|
|
assert_equal 1, @collection.size
|
|
end
|
|
end
|
|
|
|
context "Creating indexes " do
|
|
setup do
|
|
@@db.drop_collection('geo')
|
|
@@db.drop_collection('test-collection')
|
|
@collection = @@db.collection('test-collection')
|
|
@geo = @@db.collection('geo')
|
|
end
|
|
|
|
should "create a geospatial index" do
|
|
@geo.save({'loc' => [-100, 100]})
|
|
@geo.create_index([['loc', Mongo::GEO2D]])
|
|
assert @geo.index_information['loc_2d']
|
|
end
|
|
|
|
should "create a unique index" do
|
|
@collection.create_index([['a', Mongo::ASCENDING]], :unique => true)
|
|
assert @collection.index_information['a_1']['unique'] == true
|
|
end
|
|
|
|
should "drop duplicates" do
|
|
@collection.insert({:a => 1})
|
|
@collection.insert({:a => 1})
|
|
assert_equal 2, @collection.find({:a => 1}).count
|
|
@collection.create_index([['a', Mongo::ASCENDING]], :unique => true, :dropDups => true)
|
|
assert_equal 1, @collection.find({:a => 1}).count
|
|
end
|
|
|
|
should "drop duplicates with ruby-like drop_dups key" do
|
|
@collection.insert({:a => 1})
|
|
@collection.insert({:a => 1})
|
|
assert_equal 2, @collection.find({:a => 1}).count
|
|
@collection.create_index([['a', Mongo::ASCENDING]], :unique => true, :drop_dups => true)
|
|
assert_equal 1, @collection.find({:a => 1}).count
|
|
end
|
|
|
|
should "create an index in the background" do
|
|
if @@version > '1.3.1'
|
|
@collection.create_index([['b', Mongo::ASCENDING]], :background => true)
|
|
assert @collection.index_information['b_1']['background'] == true
|
|
else
|
|
assert true
|
|
end
|
|
end
|
|
|
|
should "require an array of arrays" do
|
|
assert_raise MongoArgumentError do
|
|
@collection.create_index(['c', Mongo::ASCENDING])
|
|
end
|
|
end
|
|
|
|
should "enforce proper index types" do
|
|
assert_raise MongoArgumentError do
|
|
@collection.create_index([['c', 'blah']])
|
|
end
|
|
end
|
|
|
|
should "raise an error if index name is greater than 128" do
|
|
assert_raise Mongo::OperationFailure do
|
|
@collection.create_index([['a' * 25, 1], ['b' * 25, 1],
|
|
['c' * 25, 1], ['d' * 25, 1], ['e' * 25, 1]])
|
|
end
|
|
end
|
|
|
|
should "allow for an alternate name to be specified" do
|
|
@collection.create_index([['a' * 25, 1], ['b' * 25, 1],
|
|
['c' * 25, 1], ['d' * 25, 1], ['e' * 25, 1]], :name => 'foo_index')
|
|
assert @collection.index_information['foo_index']
|
|
end
|
|
|
|
should "generate indexes in the proper order" do
|
|
@collection.expects(:insert_documents) do |sel, coll, safe|
|
|
assert_equal 'b_1_a_1', sel[:name]
|
|
end
|
|
@collection.create_index([['b', 1], ['a', 1]])
|
|
end
|
|
|
|
context "with an index created" do
|
|
setup do
|
|
@collection.create_index([['b', 1], ['a', 1]])
|
|
end
|
|
|
|
should "return properly ordered index information" do
|
|
assert @collection.index_information['b_1_a_1']
|
|
end
|
|
end
|
|
end
|
|
|
|
context "Capped collections" do
|
|
setup do
|
|
@@db.drop_collection('log')
|
|
@capped = @@db.create_collection('log', :capped => true, :size => 1024)
|
|
|
|
10.times { |n| @capped.insert({:n => n}) }
|
|
end
|
|
|
|
should "find using a standard cursor" do
|
|
cursor = @capped.find
|
|
10.times do
|
|
assert cursor.next_document
|
|
end
|
|
assert_nil cursor.next_document
|
|
@capped.insert({:n => 100})
|
|
assert_nil cursor.next_document
|
|
end
|
|
|
|
should "fail tailable cursor on a non-capped collection" do
|
|
col = @@db['regular-collection']
|
|
col.insert({:a => 1000})
|
|
tail = Cursor.new(col, :tailable => true, :order => [['$natural', 1]])
|
|
assert_raise OperationFailure do
|
|
tail.next_document
|
|
end
|
|
end
|
|
|
|
should "find using a tailable cursor" do
|
|
tail = Cursor.new(@capped, :tailable => true, :order => [['$natural', 1]])
|
|
10.times do
|
|
assert tail.next_document
|
|
end
|
|
assert_nil tail.next_document
|
|
@capped.insert({:n => 100})
|
|
assert tail.next_document
|
|
end
|
|
end
|
|
end
|