1 files changed, 105 insertions, 0 deletions
diff --git a/spec/controllers/health_check_controller_spec.rb b/spec/controllers/health_check_controller_spec.rb
new file mode 100644
index 00000000000..0d8a68bb51a
--- /dev/null
+++ b/spec/controllers/health_check_controller_spec.rb
@@ -0,0 +1,105 @@
+require 'spec_helper'
+
+describe HealthCheckController do
+  let(:token) { current_application_settings.health_check_access_token }
+  let(:json_response) { JSON.parse(response.body) }
+  let(:xml_response) { Hash.from_xml(response.body)['hash'] }
+
+  describe 'GET #index' do
+    context 'when services are up but NO access token' do
+      it 'returns a not found page' do
+        get :index
+        expect(response).to be_not_found
+      end
+    end
+
+    context 'when services are up and an access token is provided' do
+      it 'supports passing the token in the header' do
+        request.headers['TOKEN'] = token
+        get :index
+        expect(response).to be_success
+        expect(response.content_type).to eq 'text/plain'
+      end
+
+      it 'supports successful plaintest response' do
+        get :index, token: token
+        expect(response).to be_success
+        expect(response.content_type).to eq 'text/plain'
+      end
+
+      it 'supports successful json response' do
+        get :index, token: token, format: :json
+        expect(response).to be_success
+        expect(response.content_type).to eq 'application/json'
+        expect(json_response['healthy']).to be true
+      end
+
+      it 'supports successful xml response' do
+        get :index, token: token, format: :xml
+        expect(response).to be_success
+        expect(response.content_type).to eq 'application/xml'
+        expect(xml_response['healthy']).to be true
+      end
+
+      it 'supports successful responses for specific checks' do
+        get :index, token: token, checks: 'email', format: :json
+        expect(response).to be_success
+        expect(response.content_type).to eq 'application/json'
+        expect(json_response['healthy']).to be true
+      end
+    end
+
+    context 'when a service is down but NO access token' do
+      it 'returns a not found page' do
+        get :index
+        expect(response).to be_not_found
+      end
+    end
+
+    context 'when a service is down and an access token is provided' do
+      before do
+        allow(HealthCheck::Utils).to receive(:process_checks).with('standard').and_return('The server is on fire')
+        allow(HealthCheck::Utils).to receive(:process_checks).with('email').and_return('Email is on fire')
+      end
+
+      it 'supports passing the token in the header' do
+        request.headers['TOKEN'] = token
+        get :index
+        expect(response.status).to eq(500)
+        expect(response.content_type).to eq 'text/plain'
+        expect(response.body).to include('The server is on fire')
+      end
+
+      it 'supports failure plaintest response' do
+        get :index, token: token
+        expect(response.status).to eq(500)
+        expect(response.content_type).to eq 'text/plain'
+        expect(response.body).to include('The server is on fire')
+      end
+
+      it 'supports failure json response' do
+        get :index, token: token, format: :json
+        expect(response.status).to eq(500)
+        expect(response.content_type).to eq 'application/json'
+        expect(json_response['healthy']).to be false
+        expect(json_response['message']).to include('The server is on fire')
+      end
+
+      it 'supports failure xml response' do
+        get :index, token: token, format: :xml
+        expect(response.status).to eq(500)
+        expect(response.content_type).to eq 'application/xml'
+        expect(xml_response['healthy']).to be false
+        expect(xml_response['message']).to include('The server is on fire')
+      end
+
+      it 'supports failure responses for specific checks' do
+        get :index, token: token, checks: 'email', format: :json
+        expect(response.status).to eq(500)
+        expect(response.content_type).to eq 'application/json'
+        expect(json_response['healthy']).to be false
+        expect(json_response['message']).to include('Email is on fire')
+      end
+    end
+  end
+end