Class: SuperDiff::RSpec::ObjectInspection::InspectionTreeBuilders::Double

Inherits:
ObjectInspection::InspectionTreeBuilders::Base show all
Defined in:
lib/super_diff/rspec/object_inspection/inspection_tree_builders/double.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.applies_to?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/super_diff/rspec/object_inspection/inspection_tree_builders/double.rb', line 6

def self.applies_to?(value)
  value.is_a?(::RSpec::Mocks::Double)
end

Instance Method Details

#call ⇒ Object 



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# File 'lib/super_diff/rspec/object_inspection/inspection_tree_builders/double.rb', line 10

def call
  builder = self
  empty = -> { empty? }
  nonempty = -> { !empty? }

  SuperDiff::ObjectInspection::InspectionTree.new do
    only_when empty do
      as_lines_when_rendering_to_lines do
        add_text do |object|
          inspected_class = builder.inspected_class
          inspected_name = builder.inspected_name
          "#<#{inspected_class} #{inspected_name}>"
        end
      end
    end

    only_when nonempty do
      as_lines_when_rendering_to_lines(collection_bookend: :open) do
        add_text do |object|
          inspected_class = builder.inspected_class
          inspected_name = builder.inspected_name
          "#<#{inspected_class} #{inspected_name}"
        end

        when_rendering_to_lines do
          add_text " {"
        end
      end

      when_rendering_to_string do
        add_text " "
      end

      nested do |object|
        insert_hash_inspection_of(builder.doubled_methods)
      end

      as_lines_when_rendering_to_lines(collection_bookend: :close) do
        when_rendering_to_lines do
          add_text "}"
        end

        add_text ">"
      end
    end
  end
end

#doubled_method_names ⇒ Object 



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# File 'lib/super_diff/rspec/object_inspection/inspection_tree_builders/double.rb', line 93

def doubled_method_names
  object.
    __send__(:__mock_proxy).
    instance_variable_get("@method_doubles").
    keys
end

#doubled_methods ⇒ Object 



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# File 'lib/super_diff/rspec/object_inspection/inspection_tree_builders/double.rb', line 87

def doubled_methods
  @_doubled_methods ||= doubled_method_names.reduce({}) do |hash, key|
    hash.merge(key => object.public_send(key))
  end
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/super_diff/rspec/object_inspection/inspection_tree_builders/double.rb', line 58

def empty?
  doubled_methods.empty?
end

#inspected_class ⇒ Object 



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# File 'lib/super_diff/rspec/object_inspection/inspection_tree_builders/double.rb', line 66

def inspected_class
  case object
  when ::RSpec::Mocks::InstanceVerifyingDouble
    "InstanceDouble"
  when ::RSpec::Mocks::ClassVerifyingDouble
    "ClassDouble"
  when ::RSpec::Mocks::ObjectVerifyingDouble
    "ObjectDouble"
  else
    "Double"
  end
end

#inspected_name ⇒ Object 



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# File 'lib/super_diff/rspec/object_inspection/inspection_tree_builders/double.rb', line 79

def inspected_name
  if object.instance_variable_get("@name")
    object.instance_variable_get("@name").inspect
  else
    "(anonymous)"
  end
end

#nonempty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/super_diff/rspec/object_inspection/inspection_tree_builders/double.rb', line 62

def nonempty?
  !empty?
end