added #has_attachment? method
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@ -507,7 +507,7 @@ module CouchRest
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# creates a file attachment to the current doc
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def create_attachment(file, attachment_name)
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return if self['_attachments'] && self['_attachments'][attachment_name] && !self['_attachments'][attachment_name].empty?
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return if has_attachment?(attachment_name)
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self['_attachments'] ||= {}
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set_attachment_attr(file, attachment_name)
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end
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@ -519,7 +519,7 @@ module CouchRest
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# modifies a file attachment on the current doc
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def update_attachment(file, attachment_name)
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return unless self['_attachments'] && self['_attachments'][attachment_name]
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return unless has_attachment?(attachment_name)
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delete_attachment(attachment_name)
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set_attachment_attr(file, attachment_name)
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end
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@ -529,6 +529,10 @@ module CouchRest
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return unless self['_attachments']
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self['_attachments'].delete attachment_name
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end
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def has_attachment?(attachment_name)
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!!(self['_attachments'] && self['_attachments'][attachment_name] && !self['_attachments'][attachment_name].empty?)
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end
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protected
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@ -728,6 +728,35 @@ describe CouchRest::Model do
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end
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end
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describe "#has_attachment?" do
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before(:each) do
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@obj = Basic.new
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@obj.save.should == true
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@file = File.open(FIXTURE_PATH + '/attachments/test.html')
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@attachment_name = 'my_attachment'
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@obj.create_attachment(@file, @attachment_name)
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end
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it 'should return false if there is no attachment' do
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@obj.has_attachment?('bogus').should be_false
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end
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it 'should return true if there is an attachment' do
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@obj.has_attachment?(@attachment_name).should be_true
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end
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it 'should return true if an object with an attachment is reloaded' do
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@obj.save.should be_true
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reloaded_obj = Basic.get(@obj.id)
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reloaded_obj.has_attachment?(@attachment_name).should be_true
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end
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it 'should return false if an attachment has been removed' do
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@obj.delete_attachment(@attachment_name)
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@obj.has_attachment?(@attachment_name).should be_false
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end
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end
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describe "creating an attachment" do
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before(:each) do
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@obj = Basic.new
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