Initial commit

spec/opendax/renderer_spec.rb

@@ -0,0 +1,95 @@
+require 'opendax/renderer'
+
+describe Opendax::Renderer do
+  let(:renderer) { Opendax::Renderer.new }
+  let(:fake_erb_result) { { 'data' => 'this is fake data'} }
+  let(:config) do
+    {
+      'app' => {
+        'name' => 'Opendax',
+        'domain' => 'app.test'
+      },
+      'render_protect' => false,
+      'ssl' => {
+        'enabled' => 'true',
+        'email' => 'support@example.com'
+      },
+      'images' => {
+        'peatio' => 'rubykube/peatio:latest',
+        'barong' => 'rubykube/barong:latest',
+        'frontend' => 'rubykube/mikroapp:latest',
+        'tower' => 'rubykube/tower:latest'
+      },
+      'vendor' => {
+        'frontend' => 'https://github.com/rubykube/mikroapp.git'
+      }
+    }
+  end
+
+  it 'should load configuration' do
+    allow(YAML).to receive(:load_file).and_return(config)
+    expect(renderer.config).to eq(config)
+  end
+
+  describe '.config' do
+    it 'should load configuration' do
+      allow(YAML).to receive(:load_file).and_return(config)
+      expect(renderer.config).to eq(config)
+    end
+  end
+
+  describe '.generate_key' do
+    it 'should generate a private RSA key by default' do
+      renderer.generate_key('config/secrets/barong.key')
+      expect(File).to exist('config/secrets/barong.key')
+    end
+
+    it 'should generate a public RSA key in addition when the flag is passed' do
+      renderer.generate_key('config/secrets/app.key', public: true)
+      expect(File).to exist('config/secrets/app.key')
+      expect(File).to exist('config/secrets/app.key.pub')
+    end
+  end
+
+  describe '.render_keys' do
+    it 'should create files with private and public RSA keys' do
+      renderer.render_keys
+      expect(File).to exist('config/secrets/barong.key')
+      expect(File).to exist('config/secrets/app.key')
+      expect(File).to exist('config/secrets/app.key.pub')
+    end
+  end
+
+  describe '.render_file' do
+    it 'should render file' do
+      expect(ERB).to receive(:new).once.and_call_original
+      expect_any_instance_of(ERB).to receive(:result).once.and_return(fake_erb_result)
+      expect(File).to receive(:write).with('./config/peatio.env', fake_erb_result).once.and_call_original
+
+      renderer.render_file('./templates/config/peatio.env.erb', './config/peatio.env')
+    end
+  end
+
+  describe '.template_name' do
+    it 'should exclude "templates" directory' do
+      file_name = renderer.template_name('./templates/config/peatio.env.erb')
+      expect(file_name).not_to start_with('./templates')
+    end
+
+    it 'should return relative path to file' do
+      file_name = renderer.template_name('./templates/compose/app.yaml.erb')
+      expect(file_name).to start_with('.')
+    end
+  end
+
+  let(:renderer) { Opendax::Renderer.new }
+
+  describe '.render' do
+    it 'should call exact amount of helper functions' do
+      number_of_files = Dir.glob('./templates/**/*.erb', File::FNM_DOTMATCH).length
+      expect(renderer).to receive(:render_file).exactly(number_of_files).times
+
+      renderer.render
+    end
+  end
+end