Class: ContextAsserter

Inherits:
ContextAsserterBase show all
Defined in:
lib/maroon/contracts.rb

Instance Method Summary collapse

Constructor Details

#initialize(contracts, obj, is_asserting = true) ⇒ ContextAsserter

Returns a new instance of ContextAsserter.



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# File 'lib/maroon/contracts.rb', line 12

def initialize(contracts, obj, is_asserting = true)
  raise 'Contracts must be supplied' unless contracts
  @obj = obj
  @contracts = contracts
  @is_asserting = is_asserting
end

Instance Method Details

#can_play(role) ⇒ Object 



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# File 'lib/maroon/contracts.rb', line 23

def can_play(role)
  msg = "#{@is_asserting ? 'Was' : "wasn't"} expected to be able to play #{role}".intern
  if is_test
    assert_equal(@is_asserting, can_play?(role), msg)
  else
    raise msg if @is_asserting != can_play?(role)
  end

end

#is_test ⇒ Object 



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# File 'lib/maroon/contracts.rb', line 19

def is_test
  Kernel::const_defined? :MiniTest
end