Class: Mongoid::Matchers::Associations::HaveAssociationMatcher

Inherits:
Object
  • Object
show all
Defined in:
lib/matchers/associations.rb

Instance Method Summary collapse

Constructor Details

#initialize(name, association_type) ⇒ HaveAssociationMatcher

Returns a new instance of HaveAssociationMatcher.



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# File 'lib/matchers/associations.rb', line 16

def initialize(name, association_type)
  @association = {}
  @association[:name] = name.to_s
  @association[:type] = association_type
  @expectation_message = "#{type_description} #{@association[:name].inspect}"
  @expectation_message << " of type #{@association[:class].inspect}" unless @association[:class].nil?
end

Instance Method Details

#as_inverse_of(association_inverse_name) ⇒ Object



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# File 'lib/matchers/associations.rb', line 30

def as_inverse_of(association_inverse_name)
  raise "#{@association[:type].inspect} does not respond to :inverse_of" unless [HAS_MANY, HAS_AND_BELONGS_TO_MANY, BELONGS_TO, EMBEDDED_IN].include?(@association[:type])
  @association[:inverse_of] = association_inverse_name.to_s
  @expectation_message << " which is an inverse of #{@association[:inverse_of].inspect}"
  self
end

#cyclicObject



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# File 'lib/matchers/associations.rb', line 86

def cyclic
  @association[:cyclic] = true
  @expectation_message << " which specifies cyclic as #{@association[:cyclic].to_s}"
  self
end

#descriptionObject



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# File 'lib/matchers/associations.rb', line 252

def description
  @expectation_message
end

#failure_message_for_shouldObject Also known as: failure_message



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# File 'lib/matchers/associations.rb', line 241

def failure_message_for_should
  "Expected #{@actual.inspect} to #{@expectation_message}, got #{@negative_result_message}"
end

#failure_message_for_should_notObject Also known as: failure_message_when_negated



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# File 'lib/matchers/associations.rb', line 245

def failure_message_for_should_not
  "Expected #{@actual.inspect} to not #{@expectation_message}, got #{@positive_result_message}"
end

#matches?(actual) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/matchers/associations.rb', line 104

def matches?(actual)
  @actual = actual.is_a?(Class) ? actual : actual.class
   = @actual.relations[@association[:name]]

  if .nil?
    @negative_result_message = "no association named #{@association[:name]}"
    return false
  else
    @positive_result_message = "association named #{@association[:name]}"
  end

  relation = .relation
  if relation != @association[:type]
    @negative_result_message = "#{@actual.inspect} #{type_description(relation, false)} #{@association[:name]}"
    return false
  else
    @positive_result_message = "#{@actual.inspect} #{type_description(relation, false)} #{@association[:name]}"
  end

  if !@association[:class].nil? and @association[:class] != .klass
    @negative_result_message = "#{@positive_result_message} of type #{.klass.inspect}"
    return false
  else
    @positive_result_message = "#{@positive_result_message}#{" of type #{.klass.inspect}" if @association[:class]}"
  end

  if @association[:inverse_of]
    if @association[:inverse_of].to_s != .inverse_of.to_s
      @negative_result_message = "#{@positive_result_message} which is an inverse of #{.inverse_of}"
      return false
    else
      @positive_result_message = "#{@positive_result_message} which is an inverse of #{.inverse_of}"
    end
  end

  if @association[:order]
    if @association[:order].to_s != .order.to_s
      @negative_result_message = "#{@positive_result_message} ordered by #{.order}"
      return false
    else
      @positive_result_message = "#{@positive_result_message} ordered by #{.order}"
    end
  end

  if @association[:order_operator]
    if @association[:order_operator] != .order.operator
      @negative_result_message = "#{@positive_result_message} #{order_way(@association[:order_operator] * -1)}"
      return false
    else
      @positive_result_message = "#{@positive_result_message} #{order_way(@association[:order_operator])}"
    end
  end

  if @association[:dependent]
    if @association[:dependent].to_s != .dependent.to_s
      @negative_result_message = "#{@positive_result_message} which specified dependent as #{.dependent}"
      return false
    else
      @positive_result_message = "#{@positive_result_message} which specified dependent as #{.dependent}"
    end
  end

  if @association[:autosave]
    if .autosave != true
      @negative_result_message = "#{@positive_result_message} which did not set autosave"
      return false
    else
      @positive_result_message = "#{@positive_result_message} which set autosave"
    end
  end

  if @association[:autobuild]
    if .autobuilding? != true
      @negative_result_message = "#{@positive_result_message} which did not set autobuild"
      return false
    else
      @positive_result_message = "#{@positive_result_message} which set autobuild"
    end
  end

  if @association[:polymorphic]
    if .polymorphic? != true
      @negative_result_message = "#{@positive_result_message} which did not set polymorphic"
      return false
    else
      @positive_result_message = "#{@positive_result_message} which set polymorphic"
    end
  end

  if @association[:cascade_callbacks]
    if .cascading_callbacks? != true
      @negative_result_message = "#{@positive_result_message} which did not set cascade_callbacks"
      return false
    else
      @positive_result_message = "#{@positive_result_message} which set cascade_callbacks"
    end
  end

  if @association[:cyclic]
    if .cyclic? != true
      @negative_result_message = "#{@positive_result_message} which did not set cyclic"
      return false
    else
      @positive_result_message = "#{@positive_result_message} which set cyclic"
    end
  end

  if @association[:store_as]
    if .store_as != @association[:store_as]
      @negative_result_message = "#{@positive_result_message} which is stored as #{.store_as}"
      return false
    else
      @positive_result_message = "#{@positive_result_message} which is stored as #{.store_as}"
    end
  end

  if @association[:index]
    if .index != true
      @negative_result_message = "#{@positive_result_message} which did not set index"
      return false
    else
      @positive_result_message = "#{@positive_result_message} which set index"
    end
  end

  if @association[:foreign_key]
    if .foreign_key != @association[:foreign_key]
      @negative_result_message = "#{@positive_result_message} with foreign key #{.foreign_key.inspect}"
      return false
    else
      @positive_result_message = "#{@positive_result_message} with foreign key #{.foreign_key.inspect}"
    end
  end

  return true
end

#of_type(klass) ⇒ Object



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# File 'lib/matchers/associations.rb', line 24

def of_type(klass)
  @association[:class] = klass
  @expectation_message << " of type #{@association[:class].inspect}"
  self
end

#ordered_by(association_field_name) ⇒ Object



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# File 'lib/matchers/associations.rb', line 37

def ordered_by(association_field_name)
  raise "#{@association[:type].inspect} does not respond to :order" unless [HAS_MANY, HAS_AND_BELONGS_TO_MANY, EMBEDS_MANY].include?(@association[:type])
  @association[:order] = association_field_name.to_s
  @expectation_message << " ordered by #{@association[:order].inspect}"

  if association_field_name.is_a? Origin::Key
    @association[:order_operator] = association_field_name.operator
    @expectation_message << " #{order_way(@association[:order_operator])}"
  end

  self
end

#stored_as(store_as) ⇒ Object



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# File 'lib/matchers/associations.rb', line 92

def stored_as(store_as)
  @association[:store_as] = store_as.to_s
  @expectation_message << " which is stored as #{@association[:store_as].inspect}"
  self
end

#type_description(type = nil, passive = true) ⇒ Object



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# File 'lib/matchers/associations.rb', line 256

def type_description(type = nil, passive = true)
  type ||= @association[:type]
  case type.name
    when EMBEDS_ONE.name
      (passive ? 'embed' : 'embeds') << ' one'
    when EMBEDS_MANY.name
      (passive ? 'embed' : 'embeds') << ' many'
    when EMBEDDED_IN.name
      (passive ? 'be' : 'is') << ' embedded in'
    when HAS_ONE.name
      (passive ? 'reference' : 'references') << ' one'
    when HAS_MANY.name
      (passive ? 'reference' : 'references') << ' many'
    when HAS_AND_BELONGS_TO_MANY.name
      (passive ? 'reference' : 'references') << ' and referenced in many'
    when BELONGS_TO.name
      (passive ? 'be referenced in' : 'referenced in')
    else
      raise "Unknown association type '%s'" % type
  end
end

#with_autobuildObject



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# File 'lib/matchers/associations.rb', line 68

def with_autobuild
  @association[:autobuild] = true
  @expectation_message << " which specifies autobuild as #{@association[:autobuild].to_s}"
  self
end

#with_autosaveObject



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# File 'lib/matchers/associations.rb', line 56

def with_autosave
  @association[:autosave] = true
  @expectation_message << " which specifies autosave as #{@association[:autosave].to_s}"
  self
end

#with_cascading_callbacksObject



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# File 'lib/matchers/associations.rb', line 80

def with_cascading_callbacks
  @association[:cascade_callbacks] = true
  @expectation_message << " which specifies cascade_callbacks as #{@association[:cascade_callbacks].to_s}"
  self
end

#with_dependent(method_name) ⇒ Object



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# File 'lib/matchers/associations.rb', line 50

def with_dependent(method_name)
  @association[:dependent] = method_name
  @expectation_message << " which specifies dependent as #{@association[:dependent].to_s}"
  self
end

#with_foreign_key(foreign_key) ⇒ Object



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# File 'lib/matchers/associations.rb', line 98

def with_foreign_key(foreign_key)
  @association[:foreign_key] = foreign_key.to_s
  @expectation_message << " using foreign key #{@association[:foreign_key].inspect}"
  self
end

#with_indexObject



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# File 'lib/matchers/associations.rb', line 62

def with_index
  @association[:index] = true
  @expectation_message << " which specifies index as #{@association[:index].to_s}"
  self
end

#with_polymorphismObject



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# File 'lib/matchers/associations.rb', line 74

def with_polymorphism
  @association[:polymorphic] = true
  @expectation_message << " which specifies polymorphic as #{@association[:polymorphic].to_s}"
  self
end