diff --git a/spec/unit/puppet/provider/archive/gs_spec.rb b/spec/unit/puppet/provider/archive/gs_spec.rb
new file mode 100644
index 0000000..e5f821f
--- /dev/null
+++ b/spec/unit/puppet/provider/archive/gs_spec.rb
@@ -0,0 +1,97 @@
+require 'spec_helper'
+
+ruby_provider = Puppet::Type.type(:archive).provider(:ruby)
+
+RSpec.describe ruby_provider do
+  it_behaves_like 'an archive provider', ruby_provider
+
+  describe 'ruby provider' do
+    let(:name) { '/tmp/example.zip' }
+    let(:resource_properties) do
+      {
+        name: name,
+        source: 'gs://home.lan/example.zip'
+      }
+    end
+    let(:resource) { Puppet::Type::Archive.new(resource_properties) }
+    let(:provider) { ruby_provider.new(resource) }
+
+    let(:gs_download_options) do
+      ['cp', 'gs://home.lan/example.zip', String]
+    end
+
+    before do
+      allow(provider).to receive(:gsutil)
+    end
+
+    context 'default resource property' do
+      it '#gs_download' do
+        provider.gs_download(name)
+        expect(provider).to have_received(:gsutil).with(gs_download_options)
+      end
+
+      it '#extract nothing' do
+        expect(provider.extract).to be_nil
+      end
+    end
+
+    describe '#checksum' do
+      subject { provider.checksum }
+
+      let(:url) { nil }
+      let(:remote_hash) { nil }
+
+      before do
+        resource[:checksum_url] = url if url
+        allow(PuppetX::Bodeco::Util).to receive(:content) .\
+          with(url, any_args).and_return(remote_hash)
+      end
+
+      context 'unset' do
+        it { is_expected.to be_nil }
+      end
+
+      context 'with a url' do
+        let(:url) { 'http://example.com/checksum' }
+
+        context 'responds with hash' do
+          let(:remote_hash) { 'a0c38e1aeb175201b0dacd65e2f37e187657050a' }
+
+          it { is_expected.to eq('a0c38e1aeb175201b0dacd65e2f37e187657050a') }
+        end
+        context 'responds with hash and newline' do
+          let(:remote_hash) { "a0c38e1aeb175201b0dacd65e2f37e187657050a\n" }
+
+          it { is_expected.to eq('a0c38e1aeb175201b0dacd65e2f37e187657050a') }
+        end
+        context 'responds with `sha1sum README.md` output' do
+          let(:remote_hash) { "a0c38e1aeb175201b0dacd65e2f37e187657050a  README.md\n" }
+
+          it { is_expected.to eq('a0c38e1aeb175201b0dacd65e2f37e187657050a') }
+        end
+        context 'responds with `openssl dgst -hex -sha256 README.md` output' do
+          let(:remote_hash) { "SHA256(README.md)= 8fa3f0ff1f2557657e460f0f78232679380a9bcdb8670e3dcb33472123b22428\n" }
+
+          it { is_expected.to eq('8fa3f0ff1f2557657e460f0f78232679380a9bcdb8670e3dcb33472123b22428') }
+        end
+      end
+    end
+
+    describe 'download options' do
+      let(:resource_properties) do
+        {
+          name: name,
+          source: 'gs://home.lan/example.zip',
+          download_options: ['--region', 'eu-central-1']
+        }
+      end
+
+      context 'default resource property' do
+        it '#gs_download' do
+          provider.gs_download(name)
+          expect(provider).to have_received(:gsutil).with(gs_download_options << '--region' << 'eu-central-1')
+        end
+      end
+    end
+  end
+end