image_test.rb
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require File.dirname(__FILE__) + '/../test_helper'
class ImageTest < Test::Unit::TestCase
fixtures :images
def setup
@profile = create_user('testinguser').person
end
attr_reader :profile
should 'have thumbnails options' do
[:big, :thumb, :portrait, :minor, :icon].each do |option|
assert Image.attachment_options[:thumbnails].include?(option), "should have #{option}"
end
end
should 'match max_size in validates message of size field' do
image = Image.new(:filename => 'fake_filename.png')
image.valid?
assert_match /#{Image.max_size.to_humanreadable}/, image.errors[:size]
end
should 'create thumbnails after processing jobs' do
file = Image.create!(:uploaded_data => fixture_file_upload('/files/rails.png', 'image/png'), :owner => profile)
process_delayed_job_queue
Image.attachment_options[:thumbnails].each do |suffix, size|
assert File.exists?(Image.find(file.id).public_filename(suffix))
end
file.destroy
end
should 'set thumbnails_processed to true after creating thumbnails' do
file = Image.create!(:uploaded_data => fixture_file_upload('/files/rails.png', 'image/png'), :owner => profile)
process_delayed_job_queue
assert Image.find(file.id).thumbnails_processed
file.destroy
end
should 'have thumbnails_processed attribute' do
assert Image.new.respond_to?(:thumbnails_processed)
end
should 'return false by default in thumbnails_processed' do
assert !Image.new.thumbnails_processed
end
should 'set thumbnails_processed to true' do
file = Image.new
file.thumbnails_processed = true
assert file.thumbnails_processed
end
should 'have a default image if thumbnails were not processed' do
file = Image.new
file.expects(:thumbnailable?).returns(true)
assert_equal '/images/icons-app/image-loading-thumb.png', file.public_filename(:thumb)
end
should 'return image thumbnail if thumbnails were processed' do
file = Image.create!(:uploaded_data => fixture_file_upload('/files/rails.png', 'image/png'), :owner => profile)
process_delayed_job_queue
assert_match(/rails_thumb.png/, Image.find(file.id).public_filename(:thumb))
file.destroy
end
should 'store width and height after processing' do
file = Image.create!(:owner => profile, :uploaded_data => fixture_file_upload('/files/rails.png', 'image/png'))
file.create_thumbnails
file = Image.find(file.id)
assert_equal [50, 64], [file.width, file.height]
end
should 'have a loading image to each size of thumbnails' do
Image.attachment_options[:thumbnails].each do |suffix, size|
image = RAILS_ROOT + '/public/images/icons-app/image-loading-%s.png' % suffix
assert File.exists?(image)
end
end
should 'not create a background job for an image that is already a thumbnail' do
# this test verifies whether it created background jobs also for the
# thumbnails!
assert_no_difference Delayed::Job, :count do
image = Image.new(:owner => profile, :uploaded_data => fixture_file_upload('/files/rails.png', 'image/png'))
image.stubs(:is_thumbnail?).returns(true)
image.save!
end
end
end