mongo-ruby-driver/test/unit/db_test.rb

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require 'test/test_helper'
class DBTest < Test::Unit::TestCase
def insert_message(db, documents)
documents = [documents] unless documents.is_a?(Array)
message = ByteBuffer.new
message.put_int(0)
BSON.serialize_cstr(message, "#{db.name}.test")
documents.each { |doc| message.put_array(BSON.new.serialize(doc, true).to_a) }
message = db.add_message_headers(Mongo::Constants::OP_INSERT, message)
end
context "DB commands" do
setup do
@conn = stub()
@db = DB.new("testing", @conn)
@collection = mock()
@db.stubs(:system_command_collection).returns(@collection)
end
should "raise an error if given a hash with more than one key" do
assert_raise MongoArgumentError do
@db.command(:buildinfo => 1, :somekey => 1)
end
end
should "raise an error if the selector is omitted" do
assert_raise MongoArgumentError do
@db.command({}, true)
end
end
should "create the proper cursor" do
@cursor = mock(:next_object => {"ok" => 1})
Cursor.expects(:new).with(@collection, :admin => true,
:limit => -1, :selector => {:buildinfo => 1}, :socket => nil).returns(@cursor)
command = {:buildinfo => 1}
@db.command(command, true)
end
should "raise an error when the command fails" do
@cursor = mock(:next_object => {"ok" => 0})
Cursor.expects(:new).with(@collection, :admin => true,
:limit => -1, :selector => {:buildinfo => 1}, :socket => nil).returns(@cursor)
assert_raise OperationFailure do
command = {:buildinfo => 1}
@db.command(command, true, true)
end
end
end
end