1 files changed, 89 insertions, 0 deletions
diff --git a/spec/lib/container_registry/tag_spec.rb b/spec/lib/container_registry/tag_spec.rb
new file mode 100644
index 00000000000..858cb0bb134
--- /dev/null
+++ b/spec/lib/container_registry/tag_spec.rb
@@ -0,0 +1,89 @@
+require 'spec_helper'
+
+describe ContainerRegistry::Tag do
+  let(:registry) { ContainerRegistry::Registry.new('http://example.com') }
+  let(:repository) { registry.repository('group/test') }
+  let(:tag) { repository.tag('tag') }
+  let(:headers) { { 'Accept' => 'application/vnd.docker.distribution.manifest.v2+json' } }
+
+  it { expect(tag).to respond_to(:repository) }
+  it { expect(tag).to delegate_method(:registry).to(:repository) }
+  it { expect(tag).to delegate_method(:client).to(:repository) }
+
+  context '#path' do
+    subject { tag.path }
+
+    it { is_expected.to eq('example.com/group/test:tag') }
+  end
+
+  context 'manifest processing' do
+    before do
+      stub_request(:get, 'http://example.com/v2/group/test/manifests/tag').
+        with(headers: headers).
+        to_return(
+          status: 200,
+          body: File.read(Rails.root + 'spec/fixtures/container_registry/tag_manifest.json'),
+          headers: { 'Content-Type' => 'application/vnd.docker.distribution.manifest.v2+json' })
+    end
+
+    context '#layers' do
+      subject { tag.layers }
+
+      it { expect(subject.length).to eq(1) }
+    end
+
+    context '#total_size' do
+      subject { tag.total_size }
+
+      it { is_expected.to eq(2319870) }
+    end
+
+    context 'config processing' do
+      before do
+        stub_request(:get, 'http://example.com/v2/group/test/blobs/sha256:d7a513a663c1a6dcdba9ed832ca53c02ac2af0c333322cd6ca92936d1d9917ac').
+          with(headers: { 'Accept' => 'application/octet-stream' }).
+          to_return(
+            status: 200,
+            body: File.read(Rails.root + 'spec/fixtures/container_registry/config_blob.json'))
+      end
+
+      context '#config' do
+        subject { tag.config }
+
+        it { is_expected.not_to be_nil }
+      end
+
+      context '#created_at' do
+        subject { tag.created_at }
+
+        it { is_expected.not_to be_nil }
+      end
+    end
+  end
+
+  context 'manifest digest' do
+    before do
+      stub_request(:head, 'http://example.com/v2/group/test/manifests/tag').
+        with(headers: headers).
+        to_return(status: 200, headers: { 'Docker-Content-Digest' => 'sha256:digest' })
+    end
+
+    context '#digest' do
+      subject { tag.digest }
+
+      it { is_expected.to eq('sha256:digest') }
+    end
+
+    context '#delete' do
+      before do
+        stub_request(:delete, 'http://example.com/v2/group/test/manifests/sha256:digest').
+          with(headers: headers).
+          to_return(status: 200)
+      end
+
+      subject { tag.delete }
+
+      it { is_expected.to be_truthy }
+    end
+  end
+end