Rewrite helpers spec

.github/workflows/build_release_pipeline.yaml

@@ -18,7 +18,7 @@ jobs:
           bundle install
 
       - name: Test
-        run: bundle exec rake
+        run: bundle exec rspec
 
       - name: Build
         id: build

spec/lib/chained_job/helpers_spec.rb

@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+RSpec.describe ChainedJob::Helpers do
+  describe '.job_key' do
+    subject { described_class.job_key(job_arguments_key) }
+
+    let(:job_arguments_key) { 'DummyJob' }
+
+    it { is_expected.to eq("chained_job:#{job_arguments_key}") }
+  end
+
+  describe '.redis_key' do
+    subject { described_class.redis_key(job_key, tag) }
+
+    let(:job_key) { "chained_job:DummyJob" }
+    let(:tag) { '1595252432.198516' }
+
+    it { is_expected.to eq("#{job_key}:#{tag}") }
+  end
+
+  describe '.tag_list' do
+    subject { described_class.tag_list(prefix) }
+
+    let(:prefix) { 'DummyJob' }
+
+    it { is_expected.to eq("#{prefix}:tags") }
+  end
+end