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# frozen_string_literal: true
require 'rails_helper'
describe Gitlab::FileTypeDetection do
def upload_fixture(filename)
fixture_file_upload(File.join('spec', 'fixtures', filename))
end
describe '#image_or_video?' do
context 'when class is an uploader' do
let(:uploader) do
example_uploader = Class.new(CarrierWave::Uploader::Base) do
include Gitlab::FileTypeDetection
storage :file
end
example_uploader.new
end
it 'returns true for an image file' do
uploader.store!(upload_fixture('dk.png'))
expect(uploader).to be_image_or_video
end
it 'returns true for a video file' do
uploader.store!(upload_fixture('video_sample.mp4'))
expect(uploader).to be_image_or_video
end
it 'returns false for other extensions' do
uploader.store!(upload_fixture('doc_sample.txt'))
expect(uploader).not_to be_image_or_video
end
it 'returns false if filename is blank' do
uploader.store!(upload_fixture('dk.png'))
allow(uploader).to receive(:filename).and_return(nil)
expect(uploader).not_to be_image_or_video
end
end
context 'when class is a regular class' do
let(:custom_class) do
custom_class = Class.new do
include Gitlab::FileTypeDetection
end
custom_class.new
end
it 'returns true for an image file' do
allow(custom_class).to receive(:filename).and_return('dk.png')
expect(custom_class).to be_image_or_video
end
it 'returns true for a video file' do
allow(custom_class).to receive(:filename).and_return('video_sample.mp4')
expect(custom_class).to be_image_or_video
end
it 'returns false for other extensions' do
allow(custom_class).to receive(:filename).and_return('doc_sample.txt')
expect(custom_class).not_to be_image_or_video
end
it 'returns false if filename is blank' do
allow(custom_class).to receive(:filename).and_return(nil)
expect(custom_class).not_to be_image_or_video
end
end
end
end
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