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# encoding: utf-8
require 'spec_helper'
describe CarrierWave::Uploader do
before do
@uploader_class = Class.new(CarrierWave::Uploader::Base)
@uploader = @uploader_class.new
end
after do
FileUtils.rm_rf(public_path)
end
describe '.process' do
it "should add a single processor when a symbol is given" do
@uploader_class.process :sepiatone
@uploader.should_receive(:sepiatone)
@uploader.process!
end
it "should add multiple processors when an array of symbols is given" do
@uploader_class.process :sepiatone, :desaturate, :invert
@uploader.should_receive(:sepiatone)
@uploader.should_receive(:desaturate)
@uploader.should_receive(:invert)
@uploader.process!
end
it "should add a single processor with an argument when a hash is given" do
@uploader_class.process :format => 'png'
@uploader.should_receive(:format).with('png')
@uploader.process!
end
it "should add a single processor with several argument when a hash is given" do
@uploader_class.process :resize => [200, 300]
@uploader.should_receive(:resize).with(200, 300)
@uploader.process!
end
it "should add multiple processors when an hash with multiple keys is given" do
@uploader_class.process :resize => [200, 300], :format => 'png'
@uploader.should_receive(:resize).with(200, 300)
@uploader.should_receive(:format).with('png')
@uploader.process!
end
it "should call the processor if the condition method returns true" do
@uploader_class.process :resize => [200, 300], :if => :true?
@uploader_class.process :fancy, :if => :true?
@uploader.should_receive(:true?).with("test.jpg").twice.and_return(true)
@uploader.should_receive(:resize).with(200, 300)
@uploader.should_receive(:fancy).with()
@uploader.process!("test.jpg")
end
it "should not call the processor if the condition method returns false" do
@uploader_class.process :resize => [200, 300], :if => :false?
@uploader_class.process :fancy, :if => :false?
@uploader.should_receive(:false?).with("test.jpg").twice.and_return(false)
@uploader.should_not_receive(:resize)
@uploader.should_not_receive(:fancy)
@uploader.process!("test.jpg")
end
it "should call the processor if the condition block returns true" do
@uploader_class.process :resize => [200, 300], :if => lambda{|record, args| record.true?(args[:file])}
@uploader_class.process :fancy, :if => :true?
@uploader.should_receive(:true?).with("test.jpg").twice.and_return(true)
@uploader.should_receive(:resize).with(200, 300)
@uploader.should_receive(:fancy).with()
@uploader.process!("test.jpg")
end
it "should not call the processor if the condition block returns false" do
@uploader_class.process :resize => [200, 300], :if => lambda{|record, args| record.false?(args[:file])}
@uploader_class.process :fancy, :if => :false?
@uploader.should_receive(:false?).with("test.jpg").twice.and_return(false)
@uploader.should_not_receive(:resize)
@uploader.should_not_receive(:fancy)
@uploader.process!("test.jpg")
end
context "when using RMagick" do
before do
def @uploader.cover
manipulate! { |frame, index| frame if index.zero? }
end
@uploader_class.send :include, CarrierWave::RMagick
end
after do
@uploader.instance_eval { undef cover }
end
context "with a multi-page PDF" do
before do
@uploader.cache! File.open(file_path("multi_page.pdf"))
end
it "should successfully process" do
@uploader_class.process :convert => 'jpg'
@uploader.process!
end
it "should support page specific transformations" do
@uploader_class.process :cover
@uploader.process!
end
end
context "with a simple image" do
before do
@uploader.cache! File.open(file_path("portrait.jpg"))
end
it "should still allow page specific transformations" do
@uploader_class.process :cover
@uploader.process!
end
end
end
context "with 'enable_processing' set to false" do
it "should not do any processing" do
@uploader_class.enable_processing = false
@uploader_class.process :sepiatone, :desaturate, :invert
@uploader.should_not_receive(:sepiatone)
@uploader.should_not_receive(:desaturate)
@uploader.should_not_receive(:invert)
@uploader.process!
end
end
end
describe '#cache!' do
before do
CarrierWave.stub!(:generate_cache_id).and_return('1369894322-345-2255')
end
it "should trigger a process!" do
@uploader.should_receive(:process!)
@uploader.cache!(File.open(file_path('test.jpg')))
end
end
describe '#recreate_versions!' do
before do
CarrierWave.stub!(:generate_cache_id).and_return('1369894322-345-2255')
end
it "should trigger a process!" do
@uploader.store!(File.open(file_path('test.jpg')))
@uploader.should_receive(:process!)
@uploader.recreate_versions!
end
end
end
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