Module: Minitest::Moar::Stubbing

Defined in:
lib/minitest/moar/stubbing.rb

Instance Method Summary collapse

Instance Method Details

#instance_stub(klass, name, val_or_callable = nil, *block_args, &block) ⇒ Object 



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# File 'lib/minitest/moar/stubbing.rb', line 11

def instance_stub klass, name, val_or_callable = nil, *block_args, &block
  @invocations ||= Hash.new { |h, k| h[k] = Hash.new { |_h, _k| _h[_k] = 0 } }

  invoker = Proc.new { |klass, name| @invocations[klass][name] += 1 }

  new_name = "__minitest_stub__#{name}"

  if respond_to? name and not methods.map(&:to_s).include? name.to_s then
    klass.send :define_method, name do |*args|
      super(*args)
    end
  end

  klass.send :alias_method, new_name, name

  klass.send :define_method, name do |*args, &blk|
    if self.is_a?(Class)
      invoker.call(self, name)
    else
      invoker.call("Instance of #{self.class}", name)
    end

    ret = if val_or_callable.respond_to? :call then
      val_or_callable.call(*args)
    else
      val_or_callable
    end

    blk.call(*block_args) if blk

    ret
  end

  yield klass
ensure
  klass.send :undef_method, name
  klass.send :alias_method, name, new_name
  klass.send :undef_method, new_name
end

#stub(klass, name, val_or_callable = nil, *block_args, &block) ⇒ Object 



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# File 'lib/minitest/moar/stubbing.rb', line 2

def stub klass, name, val_or_callable = nil, *block_args, &block
  @invocations ||= Hash.new { |h, k| h[k] = Hash.new { |_h, _k| _h[_k] = 0 } }

  new_name = "__minitest_stub__#{name}"

  metaclass = class << klass; self; end
  instance_stub metaclass, name, val_or_callable, block_args, &block
end