Class: MiniPaperclip::Shoulda::Matchers::HaveAttachedFileMatcher

Inherits:
Object
  • Object
show all
Defined in:
lib/mini_paperclip/shoulda/matchers/have_attached_file_matcher.rb

Instance Method Summary collapse

Constructor Details

#initialize(attachment_name) ⇒ HaveAttachedFileMatcher

Returns a new instance of HaveAttachedFileMatcher.



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# File 'lib/mini_paperclip/shoulda/matchers/have_attached_file_matcher.rb', line 18

def initialize attachment_name
  @attachment_name = attachment_name
end

Instance Method Details

#description ⇒ Object 



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# File 'lib/mini_paperclip/shoulda/matchers/have_attached_file_matcher.rb', line 40

def description
  "have an attachment named #{@attachment_name}"
end

#failure_message ⇒ Object 



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# File 'lib/mini_paperclip/shoulda/matchers/have_attached_file_matcher.rb', line 31

def failure_message
  "Should have an attachment named #{@attachment_name}"
end

#failure_message_when_negated ⇒ Object Also known as: negative_failure_message 



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# File 'lib/mini_paperclip/shoulda/matchers/have_attached_file_matcher.rb', line 35

def failure_message_when_negated
  "Should not have an attachment named #{@attachment_name}"
end

#matches?(subject) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mini_paperclip/shoulda/matchers/have_attached_file_matcher.rb', line 22

def matches? subject
  @subject = subject.class == Class ? subject.new : subject

  @subject.respond_to?(@attachment_name) &&
    @subject.respond_to?("#{@attachment_name}=") &&
    @subject.public_send(@attachment_name).kind_of?(MiniPaperclip::Attachment) &&
    @subject.class.column_names.include?("#{@attachment_name}_file_name")
end