3 files changed, 172 insertions, 0 deletions
diff --git a/spec/lib/gitlab/ci/badge/release/latest_release_spec.rb b/spec/lib/gitlab/ci/badge/release/latest_release_spec.rb
new file mode 100644
index 00000000000..36f9f4fb321
--- /dev/null
+++ b/spec/lib/gitlab/ci/badge/release/latest_release_spec.rb
@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Gitlab::Ci::Badge::Release::LatestRelease do
+  let(:project) { create(:project, :repository) }
+  let(:user) { create(:user) }
+
+  before do
+    project.add_guest(user)
+    create(:release, project: project, released_at: 1.day.ago)
+  end
+
+  subject { described_class.new(project, user) }
+
+  describe '#entity' do
+    it 'describes latest release' do
+      expect(subject.entity).to eq 'Latest Release'
+    end
+  end
+
+  describe '#tag' do
+    it 'returns latest release tag for the project ordered using release_at' do
+      create(:release, tag: "v1.0.0", project: project, released_at: 1.hour.ago)
+      latest_release = create(:release, tag: "v2.0.0", project: project, released_at: Time.current)
+
+      expect(subject.tag).to eq latest_release.tag
+    end
+  end
+
+  describe '#metadata' do
+    it 'returns correct metadata' do
+      expect(subject.metadata.image_url).to include 'release.svg'
+    end
+  end
+
+  describe '#template' do
+    it 'returns correct template' do
+      expect(subject.template.key_text).to eq 'Latest Release'
+    end
+  end
+end
diff --git a/spec/lib/gitlab/ci/badge/release/metadata_spec.rb b/spec/lib/gitlab/ci/badge/release/metadata_spec.rb
new file mode 100644
index 00000000000..d68358f1458
--- /dev/null
+++ b/spec/lib/gitlab/ci/badge/release/metadata_spec.rb
@@ -0,0 +1,40 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+require 'lib/gitlab/ci/badge/shared/metadata'
+
+RSpec.describe Gitlab::Ci::Badge::Release::Metadata do
+  let(:project) { create(:project) }
+  let(:ref) { 'feature' }
+  let!(:release) { create(:release, tag: ref, project: project) }
+  let(:user) { create(:user) }
+  let(:badge) do
+    Gitlab::Ci::Badge::Release::LatestRelease.new(project, user)
+  end
+
+  let(:metadata) { described_class.new(badge) }
+
+  before do
+    project.add_guest(user)
+  end
+
+  it_behaves_like 'badge metadata'
+
+  describe '#title' do
+    it 'returns latest release title' do
+      expect(metadata.title).to eq 'Latest Release'
+    end
+  end
+
+  describe '#image_url' do
+    it 'returns valid url' do
+      expect(metadata.image_url).to include "/-/badges/release.svg"
+    end
+  end
+
+  describe '#link_url' do
+    it 'returns valid link' do
+      expect(metadata.link_url).to include "/-/releases"
+    end
+  end
+end
diff --git a/spec/lib/gitlab/ci/badge/release/template_spec.rb b/spec/lib/gitlab/ci/badge/release/template_spec.rb
new file mode 100644
index 00000000000..2b66c296a94
--- /dev/null
+++ b/spec/lib/gitlab/ci/badge/release/template_spec.rb
@@ -0,0 +1,90 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Gitlab::Ci::Badge::Release::Template do
+  let(:project) { create(:project) }
+  let(:ref) { 'v1.2.3' }
+  let(:user) { create(:user) }
+  let!(:release) { create(:release, tag: ref, project: project) }
+  let(:badge) { Gitlab::Ci::Badge::Release::LatestRelease.new(project, user) }
+  let(:template) { described_class.new(badge) }
+
+  before do
+    project.add_guest(user)
+  end
+
+  describe '#key_text' do
+    it 'defaults to latest release' do
+      expect(template.key_text).to eq 'Latest Release'
+    end
+
+    it 'returns custom key text' do
+      key_text = 'Test Release'
+      badge = Gitlab::Ci::Badge::Release::LatestRelease.new(project, user, opts: { key_text: key_text })
+
+      expect(described_class.new(badge).key_text).to eq key_text
+    end
+  end
+
+  describe '#value_text' do
+    context 'when a release exists' do
+      it 'returns the tag of the release' do
+        expect(template.value_text).to eq ref
+      end
+    end
+
+    context 'no releases exist' do
+      before do
+        allow(badge).to receive(:tag).and_return(nil)
+      end
+
+      it 'returns string that latest release is none' do
+        expect(template.value_text).to eq 'none'
+      end
+    end
+  end
+
+  describe '#key_width' do
+    it 'returns the default key width' do
+      expect(template.key_width).to eq 90
+    end
+
+    it 'returns custom key width' do
+      key_width = 100
+      badge = Gitlab::Ci::Badge::Release::LatestRelease.new(project, user, opts: { key_width: key_width })
+
+      expect(described_class.new(badge).key_width).to eq key_width
+    end
+  end
+
+  describe '#value_width' do
+    it 'has a fixed value width' do
+      expect(template.value_width).to eq 54
+    end
+  end
+
+  describe '#key_color' do
+    it 'always has the same color' do
+      expect(template.key_color).to eq '#555'
+    end
+  end
+
+  describe '#value_color' do
+    context 'when release exists' do
+      it 'is blue' do
+        expect(template.value_color).to eq '#3076af'
+      end
+    end
+
+    context 'when release does not exist' do
+      before do
+        allow(badge).to receive(:tag).and_return(nil)
+      end
+
+      it 'is red' do
+        expect(template.value_color).to eq '#e05d44'
+      end
+    end
+  end
+end