Gab Social. All are welcome.

spec/models/media_attachment_spec.rb

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+require 'rails_helper'
+
+RSpec.describe MediaAttachment, type: :model do
+  describe 'local?' do
+    let(:media_attachment) { Fabricate(:media_attachment, remote_url: remote_url) }
+
+    subject { media_attachment.local? }
+
+    context 'remote_url is blank' do
+      let(:remote_url) { '' }
+
+      it 'returns true' do
+        is_expected.to be true
+      end
+    end
+
+    context 'remote_url is present' do
+      let(:remote_url) { 'remote_url' }
+
+      it 'returns false' do
+        is_expected.to be false
+      end
+    end
+  end
+
+  describe 'needs_redownload?' do
+    let(:media_attachment) { Fabricate(:media_attachment, remote_url: remote_url, file: file) }
+
+    subject { media_attachment.needs_redownload? }
+
+    context 'file is blank' do
+      let(:file) { nil }
+
+      context 'remote_url is blank' do
+        let(:remote_url) { '' }
+
+        it 'returns false' do
+          is_expected.to be false
+        end
+      end
+
+      context 'remote_url is present' do
+        let(:remote_url) { 'remote_url' }
+
+        it 'returns true' do
+          is_expected.to be true
+        end
+      end
+    end
+
+    context 'file is present' do
+      let(:file) { attachment_fixture('avatar.gif') }
+
+      context 'remote_url is blank' do
+        let(:remote_url) { '' }
+
+        it 'returns false' do
+          is_expected.to be false
+        end
+      end
+
+      context 'remote_url is present' do
+        let(:remote_url) { 'remote_url' }
+
+        it 'returns true' do
+          is_expected.to be false
+        end
+      end
+    end
+  end
+
+  describe '#to_param' do
+    let(:media_attachment) { Fabricate(:media_attachment) }
+    let(:shortcode)        { media_attachment.shortcode }
+
+    it 'returns shortcode' do
+      expect(media_attachment.to_param).to eq shortcode
+    end
+  end
+
+  describe 'animated gif conversion' do
+    let(:media) { MediaAttachment.create(account: Fabricate(:account), file: attachment_fixture('avatar.gif')) }
+
+    it 'sets type to gifv' do
+      expect(media.type).to eq 'gifv'
+    end
+
+    it 'converts original file to mp4' do
+      expect(media.file_content_type).to eq 'video/mp4'
+    end
+
+    it 'sets meta' do
+      expect(media.file.meta["original"]["width"]).to eq 128
+      expect(media.file.meta["original"]["height"]).to eq 128
+    end
+  end
+
+  describe 'non-animated gif non-conversion' do
+    fixtures = [
+      { filename: 'attachment.gif', width: 600, height: 400, aspect: 1.5 },
+      { filename: 'mini-static.gif', width: 32, height: 32, aspect: 1.0 },
+    ]
+
+    fixtures.each do |fixture|
+      context fixture[:filename] do
+        let(:media) { MediaAttachment.create(account: Fabricate(:account), file: attachment_fixture(fixture[:filename])) }
+
+        it 'sets type to image' do
+          expect(media.type).to eq 'image'
+        end
+
+        it 'leaves original file as-is' do
+          expect(media.file_content_type).to eq 'image/gif'
+        end
+
+        it 'sets meta' do
+          expect(media.file.meta["original"]["width"]).to eq fixture[:width]
+          expect(media.file.meta["original"]["height"]).to eq fixture[:height]
+          expect(media.file.meta["original"]["aspect"]).to eq fixture[:aspect]
+        end
+      end
+    end
+  end
+
+  describe 'jpeg' do
+    let(:media) { MediaAttachment.create(account: Fabricate(:account), file: attachment_fixture('attachment.jpg')) }
+
+    it 'sets meta for different style' do
+      expect(media.file.meta["original"]["width"]).to eq 600
+      expect(media.file.meta["original"]["height"]).to eq 400
+      expect(media.file.meta["original"]["aspect"]).to eq 1.5
+      expect(media.file.meta["small"]["width"]).to eq 490
+      expect(media.file.meta["small"]["height"]).to eq 327
+      expect(media.file.meta["small"]["aspect"]).to eq 490.0 / 327
+    end
+  end
+
+  describe 'descriptions for remote attachments' do
+    it 'are cut off at 140 characters' do
+      media = Fabricate(:media_attachment, description: 'foo' * 1000, remote_url: 'http://example.com/blah.jpg')
+
+      expect(media.description.size).to be <= 420
+    end
+  end
+end