# -*- encoding : utf-8 -*-
# == Schema Information
#
# Table name: foi_attachments
#
#  id                    :integer          not null, primary key
#  content_type          :text
#  filename              :text
#  charset               :text
#  display_size          :text
#  url_part_number       :integer
#  within_rfc822_subject :text
#  incoming_message_id   :integer
#  hexdigest             :string(32)
#

require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')

describe FoiAttachment do

    describe :body= do

        it "sets the body" do
            attachment = FoiAttachment.new
            attachment.body = "baz"
            attachment.body.should == "baz"
        end

        it "sets the size" do
            attachment = FoiAttachment.new
            attachment.body = "baz"
            attachment.body.should == "baz"
            attachment.display_size.should == "0K"
        end

        it "reparses the body if it disappears" do
            load_raw_emails_data
            im = incoming_messages(:useless_incoming_message)
            im.extract_attachments!
            main = im.get_main_body_text_part
            orig_body = main.body
            main.delete_cached_file!
            lambda {
                im.get_main_body_text_part.body
            }.should_not raise_error(Errno::ENOENT)
            main.delete_cached_file!
            main = im.get_main_body_text_part
            main.body.should == orig_body
        end

    end

    describe :body do

        it 'returns a binary encoded string when newly created' do
            foi_attachment = FactoryGirl.create(:body_text)
            if String.method_defined?(:encode)
                expect(foi_attachment.body.encoding.to_s).to eq('ASCII-8BIT')
            end
        end


        it 'returns a binary encoded string when saved' do
            foi_attachment = FactoryGirl.create(:body_text)
            foi_attachment = FoiAttachment.find(foi_attachment)
            if String.method_defined?(:encode)
                expect(foi_attachment.body.encoding.to_s).to eq('ASCII-8BIT')
            end
        end

    end

    describe :body_as_text do

        it 'has a valid UTF-8 string when newly created' do
            foi_attachment = FactoryGirl.create(:body_text)
            if String.method_defined?(:encode)
                expect(foi_attachment.body_as_text.string.encoding.to_s).to eq('UTF-8')
                expect(foi_attachment.body_as_text.string.valid_encoding?).to be_true
            end
        end

        it 'has a valid UTF-8 string when saved' do
            foi_attachment = FactoryGirl.create(:body_text)
            foi_attachment = FoiAttachment.find(foi_attachment)
            if String.method_defined?(:encode)
                expect(foi_attachment.body_as_text.string.encoding.to_s).to eq('UTF-8')
                expect(foi_attachment.body_as_text.string.valid_encoding?).to be_true
            end
        end


        it 'has a true scrubbed? value if the body has been coerced to valid UTF-8' do
            foi_attachment = FactoryGirl.create(:body_text)
            foi_attachment.body = "\x0FX\x1C\x8F\xA4\xCF\xF6\x8C\x9D\xA7\x06\xD9\xF7\x90lo"
            expect(foi_attachment.body_as_text.scrubbed?).to be_true
        end

        it 'has a false scrubbed? value if the body has not been coerced to valid UTF-8' do
            foi_attachment = FactoryGirl.create(:body_text)
            foi_attachment.body = "κόσμε"
            expect(foi_attachment.body_as_text.scrubbed?).to be_false
        end

    end

    describe :default_body do

        it 'returns valid UTF-8 for a text attachment' do
            foi_attachment = FactoryGirl.create(:body_text)
            if String.method_defined?(:encode)
                expect(foi_attachment.default_body.encoding.to_s).to eq('UTF-8')
                expect(foi_attachment.default_body.valid_encoding?).to be_true
            end
        end

        it 'returns binary for a PDF attachment' do
            foi_attachment = FactoryGirl.create(:pdf_attachment)
            if String.method_defined?(:encode)
                expect(foi_attachment.default_body.encoding.to_s).to eq('ASCII-8BIT')
            end
        end

    end


    describe :ensure_filename! do

        it 'should create a filename for an instance with a blank filename' do
            attachment = FoiAttachment.new
            attachment.filename = ''
            attachment.ensure_filename!
            attachment.filename.should == 'attachment.bin'
        end

    end

    describe :has_body_as_html? do

        it 'should be true for a pdf attachment' do
            FactoryGirl.build(:pdf_attachment).has_body_as_html?.should be_true
        end

        it 'should be false for an html attachment' do
            FactoryGirl.build(:html_attachment).has_body_as_html?.should be_false
        end

    end

end