class RSpec::Puppet::FunctionMatchers::Run

Public Instance Methods

and_raise_error(error_or_message, message=nil) click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 71
def and_raise_error(error_or_message, message=nil)
  @has_expected_error = true
  case error_or_message
  when String, Regexp
    @expected_error, @expected_error_message = Exception, error_or_message
  else
    @expected_error, @expected_error_message = error_or_message, message
  end

  if @expected_error_message.is_a? Regexp
    @desc = "raise an #{@expected_error} with the message matching #{@expected_error_message.inspect}"
  else
    @desc = "raise an #{@expected_error}"
    unless @expected_error_message.nil?
      @desc += "with the message #{@expected_error_message.inspect}"
    end
  end
  self
end
and_return(value) click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 60
def and_return(value)
  @has_expected_return = true
  @expected_return = value
  if value.is_a? Regexp
    @desc = "match #{value.inspect}"
  else
    @desc = "return #{value.inspect}"
  end
  self
end
description() click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 99
def description
  if @desc
    "run #{func_name}(#{func_params}) and #{@desc}"
  else
    "run #{func_name}(#{func_params}) without error"
  end
end
failure_message() click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 91
def failure_message
  failure_message_generic(:should, @func_obj)
end
failure_message_when_negated() click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 95
def failure_message_when_negated
  failure_message_generic(:should_not, @func_obj)
end
matches?(func_obj) click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 4
def matches?(func_obj)
  @func_obj = func_obj

  @has_returned = false
  begin
    # `*nil` does not evaluate to "no params" on ruby 1.8 :-(
    @actual_return = @params.nil? ? @func_obj.execute(&@block) : @func_obj.execute(*@params, &@block)
    @has_returned = true
  rescue Exception => e
    @actual_error = e
  end

  if @has_expected_error
    if @has_returned
      return false
    elsif @actual_error.is_a?(@expected_error)
      case @expected_error_message
      when nil
        return true
      when Regexp
        return !!(@actual_error.message =~ @expected_error_message)
      else
        return @actual_error.message == @expected_error_message
      end
    else # error did not match
      return false
    end
  elsif @has_expected_return
    if !@has_returned
      return false
    else
      case @expected_return
      when Regexp
        return !!(@actual_return =~ @expected_return)
      else
        return @actual_return == @expected_return
      end
    end
  else
    return @has_returned
  end
end
supports_block_expectations() click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 107
def supports_block_expectations
  true
end
supports_value_expectations() click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 111
def supports_value_expectations
  true
end
with_lambda(&block) click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 55
def with_lambda(&block)
  @block = block
  self
end
with_params(*params) click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 47
def with_params(*params)
  @params = params
  # stringify immediately to protect us from the params being changed by
  # the subject, e.g. with params.shift
  @func_args = @params.inspect[1..-2]
  self
end

Private Instance Methods

failure_message_actual(type) click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 124
def failure_message_actual(type)
  if type != :should
    ''
  elsif @actual_error
    if @has_expected_return
      " instead of raising #{@actual_error.class.inspect}(#{@actual_error})\n#{@actual_error.backtrace.join("\n")}"
    else
      " instead of #{@actual_error.class.inspect}(#{@actual_error})\n#{@actual_error.backtrace.join("\n")}"
    end
  else # function has returned
    if @has_expected_error
      " instead of returning #{@actual_return.inspect}"
    else
      " instead of #{@actual_return.inspect}"
    end
  end
end
failure_message_generic(type, func_obj) click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 142
def failure_message_generic(type, func_obj)
  message = "expected #{func_name}(#{func_params}) to "
  message << "not " if type == :should_not

  if @has_expected_return
    message << "have returned #{@expected_return.inspect}"
  else
    if @has_expected_error
      message << "have raised #{@expected_error.inspect}"
      if @expected_error_message
        message << " matching #{@expected_error_message.inspect}"
      end
    else
      message << "have run successfully"
    end
  end
  message << failure_message_actual(type)
end
func_name() click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 116
def func_name
  @func_obj.func_name
end
func_params() click to toggle source
# File lib/rspec-puppet/matchers/run.rb, line 120
def func_params
  @func_args
end