class Mocha::Mockery

# File lib/mocha/mockery.rb, line 37
def instance
  instances.last || Null.new
end

# File lib/mocha/mockery.rb, line 41
def setup
  mockery = new
  mockery.logger = instance.logger unless instances.empty?
  @instances.push(mockery)
end

# File lib/mocha/mockery.rb, line 51
def teardown
  instance.teardown
ensure
  @instances.pop
  @instances = nil if instances.empty?
end

# File lib/mocha/mockery.rb, line 47
def verify(*args)
  instance.verify(*args)
end

# File lib/mocha/mockery.rb, line 60
def instances
  @instances ||= []
end

# File lib/mocha/mockery.rb, line 149
def logger
  @logger ||= Logger.new($stderr)
end

# File lib/mocha/mockery.rb, line 121
def mocha_inspect
  message = ''
  message << "unsatisfied expectations:\n- #{unsatisfied_expectations.map(&:mocha_inspect).join("\n- ")}\n" unless unsatisfied_expectations.empty?
  message << "satisfied expectations:\n- #{satisfied_expectations.map(&:mocha_inspect).join("\n- ")}\n" unless satisfied_expectations.empty?
  message << "states:\n- #{state_machines.map(&:mocha_inspect).join("\n- ")}" unless state_machines.empty?
  message
end

# File lib/mocha/mockery.rb, line 73
def mock_impersonating(object)
  add_mock(Mock.new(self, ImpersonatingName.new(object), ObjectReceiver.new(object)))
end

# File lib/mocha/mockery.rb, line 77
def mock_impersonating_any_instance_of(klass)
  add_mock(Mock.new(self, ImpersonatingAnyInstanceName.new(klass), AnyInstanceReceiver.new(klass)))
end

# File lib/mocha/mockery.rb, line 113
def mocks
  @mocks ||= []
end

# File lib/mocha/mockery.rb, line 65
def named_mock(name)
  add_mock(Mock.new(self, Name.new(name)))
end

# File lib/mocha/mockery.rb, line 81
def new_state_machine(name)
  add_state_machine(StateMachine.new(name))
end

# File lib/mocha/mockery.rb, line 129
def on_stubbing(object, method)
  method = PRE_RUBY_V19 ? method.to_s : method.to_sym
  signature_proc = lambda { "#{object.mocha_inspect}.#{method}" }
  check(:stubbing_non_existent_method, 'non-existent method', signature_proc) do
    !(object.stubba_class.__method_exists__?(method, true) || object.respond_to?(method.to_sym))
  end
  check(:stubbing_non_public_method, 'non-public method', signature_proc) do
    object.stubba_class.__method_exists__?(method, false)
  end
  check(:stubbing_method_on_nil, 'method on nil', signature_proc) { object.nil? }
  check(:stubbing_method_on_non_mock_object, 'method on non-mock object', signature_proc)
end

# File lib/mocha/mockery.rb, line 142
def on_stubbing_method_unnecessarily(expectation)
  signature_proc = lambda { expectation.method_signature }
  check(:stubbing_method_unnecessarily, 'method unnecessarily', signature_proc, expectation.backtrace)
end

# File lib/mocha/mockery.rb, line 117
def state_machines
  @state_machines ||= []
end

# File lib/mocha/mockery.rb, line 109
def stubba
  @stubba ||= Central.new
end

# File lib/mocha/mockery.rb, line 103
def teardown
  stubba.unstub_all
  mocks.each(&:__expire__)
  reset
end

# File lib/mocha/mockery.rb, line 69
def unnamed_mock
  add_mock(Mock.new(self))
end

# File lib/mocha/mockery.rb, line 85
def verify(assertion_counter = nil)
  unless mocks.all? { |mock| mock.__verified__?(assertion_counter) }
    message = "not all expectations were satisfied\n#{mocha_inspect}"
    backtrace = if unsatisfied_expectations.empty?
                  caller
                else
                  unsatisfied_expectations[0].backtrace
                end
    raise ExpectationErrorFactory.build(message, backtrace)
  end
  expectations.each do |e|
    unless Mocha.configuration.stubbing_method_unnecessarily == :allow
      next if e.used?
      on_stubbing_method_unnecessarily(e)
    end
  end
end

# File lib/mocha/mockery.rb, line 176
def add_mock(mock)
  mocks << mock
  mock
end

# File lib/mocha/mockery.rb, line 181
def add_state_machine(state_machine)
  state_machines << state_machine
  state_machine
end

# File lib/mocha/mockery.rb, line 155
def check(action, description, signature_proc, backtrace = caller)
  treatment = Mocha.configuration.send(action)
  return if (treatment == :allow) || (block_given? && !yield)
  method_signature = signature_proc.call
  message = "stubbing #{description}: #{method_signature}"
  raise StubbingError.new(message, backtrace) if treatment == :prevent
  logger.warn(message) if treatment == :warn
end

# File lib/mocha/mockery.rb, line 164
def expectations
  mocks.map { |mock| mock.__expectations__.to_a }.flatten
end

# File lib/mocha/mockery.rb, line 186
def reset
  @stubba = nil
  @mocks = nil
  @state_machines = nil
end

# File lib/mocha/mockery.rb, line 172
def satisfied_expectations
  expectations.select(&:verified?)
end

# File lib/mocha/mockery.rb, line 168
def unsatisfied_expectations
  expectations.reject(&:verified?)
end