From f9475e299c6f6b363d5ea302f1295a3ea0bf9adb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Francisco=20Javier=20L=C3=B3pez?= <fjlopez@gitlab.com>
Date: Tue, 4 Sep 2018 10:39:08 +0000
Subject: Uploads to wiki stored inside the wiki git repository

---
 spec/lib/gitlab/file_type_detection_spec.rb | 82 +++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 spec/lib/gitlab/file_type_detection_spec.rb

(limited to 'spec/lib/gitlab/file_type_detection_spec.rb')

diff --git a/spec/lib/gitlab/file_type_detection_spec.rb b/spec/lib/gitlab/file_type_detection_spec.rb
new file mode 100644
index 00000000000..5e9b8988cc8
--- /dev/null
+++ b/spec/lib/gitlab/file_type_detection_spec.rb
@@ -0,0 +1,82 @@
+# 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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