mongo-ruby-driver/test/mongo-qa/dbs

#!/usr/bin/env ruby

require File.join(File.dirname(__FILE__), '_common.rb')
db = Connection.new(DEFAULT_HOST, DEFAULT_PORT).db(DEFAULT_DB)

if $DEBUG
  3.times { |i| db.drop_collection("dbs_#{i+1}") }
end

def print_dbs_names(db)
  db.collection_names.select{ |n| n =~ /\.dbs/ }.sort.each { |name|
    puts name.sub(/^#{db.name}\./, '')
  }
end

db.collection('dbs_1').insert('foo' => 'bar')
db.collection('dbs_2').insert('psi' => 'phi')
puts db.name
print_dbs_names(db)
db.drop_collection('dbs_1')
db.create_collection('dbs_3')
print_dbs_names(db)