Add specs for models and services

1 files changed, 59 insertions, 0 deletions

diff --git a/spec/services/create_deployment_service_spec.rb b/spec/services/create_deployment_service_spec.rb
new file mode 100644
index 00000000000..76f3e0ac9ff
--- /dev/null
+++ b/spec/services/create_deployment_service_spec.rb
@@ -0,0 +1,59 @@
+require 'spec_helper'
+
+describe CreateDeploymentService, services: true do
+  let(:build) { create(:ci_build) }
+  let(:project) { build.project }
+  let(:user) { create(:user) }
+
+  let(:service) { described_class.new(project, user, params) }
+
+  describe '#execute' do
+    let(:params) do
+      { environment: 'production',
+        ref: 'master',
+        sha: build.sha,
+      }
+    end
+
+    subject { service.execute }
+
+    context 'when no environments exist' do
+      it 'does create a new environment' do
+        expect { subject }.to change { Environment.count }.by(1)
+      end
+
+      it 'does create a deployment' do
+        expect(subject).to be_persisted
+      end
+    end
+
+    context 'when environment exist' do
+      before { create(:environment, project: project, name: 'production') }
+
+      it 'does not create a new environment' do
+        expect { subject }.not_to change { Environment.count }
+      end
+
+      it 'does create a deployment' do
+        expect(subject).to be_persisted
+      end
+    end
+
+    context 'for environment with invalid name' do
+      let(:params) do
+        { environment: 'name with spaces',
+          ref: 'master',
+          sha: build.sha,
+        }
+      end
+
+      it 'does not create a new environment' do
+        expect { subject }.not_to change { Environment.count }
+      end
+
+      it 'does not create a deployment' do
+        expect(subject).not_to be_persisted
+      end
+    end
+  end
+end