1 files changed, 181 insertions, 0 deletions
diff --git a/spec/models/clusters/cluster_spec.rb b/spec/models/clusters/cluster_spec.rb
new file mode 100644
index 00000000000..12123a3d753
--- /dev/null
+++ b/spec/models/clusters/cluster_spec.rb
@@ -0,0 +1,181 @@
+require 'spec_helper'
+
+describe Clusters::Cluster do
+  it { is_expected.to belong_to(:user) }
+  it { is_expected.to have_many(:projects) }
+  it { is_expected.to have_one(:provider_gcp) }
+  it { is_expected.to have_one(:platform_kubernetes) }
+  it { is_expected.to delegate_method(:status).to(:provider) }
+  it { is_expected.to delegate_method(:status_reason).to(:provider) }
+  it { is_expected.to delegate_method(:status_name).to(:provider) }
+  it { is_expected.to delegate_method(:on_creation?).to(:provider) }
+  it { is_expected.to delegate_method(:update_kubernetes_integration!).to(:platform) }
+  it { is_expected.to respond_to :project }
+
+  describe '.enabled' do
+    subject { described_class.enabled }
+
+    let!(:cluster) { create(:cluster, enabled: true) }
+
+    before do
+      create(:cluster, enabled: false)
+    end
+
+    it { is_expected.to contain_exactly(cluster) }
+  end
+
+  describe '.disabled' do
+    subject { described_class.disabled }
+
+    let!(:cluster) { create(:cluster, enabled: false) }
+
+    before do
+      create(:cluster, enabled: true)
+    end
+
+    it { is_expected.to contain_exactly(cluster) }
+  end
+
+  describe 'validation' do
+    subject { cluster.valid? }
+
+    context 'when validates name' do
+      context 'when provided by user' do
+        let!(:cluster) { build(:cluster, :provided_by_user, name: name) }
+
+        context 'when name is empty' do
+          let(:name) { '' }
+
+          it { is_expected.to be_falsey }
+        end
+
+        context 'when name is nil' do
+          let(:name) { nil }
+
+          it { is_expected.to be_falsey }
+        end
+
+        context 'when name is present' do
+          let(:name) { 'cluster-name-1' }
+
+          it { is_expected.to be_truthy }
+        end
+      end
+
+      context 'when provided by gcp' do
+        let!(:cluster) { build(:cluster, :provided_by_gcp, name: name) }
+
+        context 'when name is shorter than 1' do
+          let(:name) { '' }
+
+          it { is_expected.to be_falsey }
+        end
+
+        context 'when name is longer than 63' do
+          let(:name) { 'a' * 64 }
+
+          it { is_expected.to be_falsey }
+        end
+
+        context 'when name includes invalid character' do
+          let(:name) { '!!!!!!' }
+
+          it { is_expected.to be_falsey }
+        end
+
+        context 'when name is present' do
+          let(:name) { 'cluster-name-1' }
+
+          it { is_expected.to be_truthy }
+        end
+
+        context 'when record is persisted' do
+          let(:name) { 'cluster-name-1' }
+
+          before do
+            cluster.save!
+          end
+
+          context 'when name is changed' do
+            before do
+              cluster.name = 'new-cluster-name'
+            end
+
+            it { is_expected.to be_falsey }
+          end
+
+          context 'when name is same' do
+            before do
+              cluster.name = name
+            end
+
+            it { is_expected.to be_truthy }
+          end
+        end
+      end
+    end
+
+    context 'when validates restrict_modification' do
+      context 'when creation is on going' do
+        let!(:cluster) { create(:cluster, :providing_by_gcp) }
+
+        it { expect(cluster.update(enabled: false)).to be_falsey }
+      end
+
+      context 'when creation is done' do
+        let!(:cluster) { create(:cluster, :provided_by_gcp) }
+
+        it { expect(cluster.update(enabled: false)).to be_truthy }
+      end
+    end
+  end
+
+  describe '#provider' do
+    subject { cluster.provider }
+
+    context 'when provider is gcp' do
+      let(:cluster) { create(:cluster, :provided_by_gcp) }
+
+      it 'returns a provider' do
+        is_expected.to eq(cluster.provider_gcp)
+        expect(subject.class.name.deconstantize).to eq(Clusters::Providers.to_s)
+      end
+    end
+
+    context 'when provider is user' do
+      let(:cluster) { create(:cluster, :provided_by_user) }
+
+      it { is_expected.to be_nil }
+    end
+  end
+
+  describe '#platform' do
+    subject { cluster.platform }
+
+    context 'when platform is kubernetes' do
+      let(:cluster) { create(:cluster, :provided_by_user) }
+
+      it 'returns a platform' do
+        is_expected.to eq(cluster.platform_kubernetes)
+        expect(subject.class.name.deconstantize).to eq(Clusters::Platforms.to_s)
+      end
+    end
+  end
+
+  describe '#first_project' do
+    subject { cluster.first_project }
+
+    context 'when cluster belongs to a project' do
+      let(:cluster) { create(:cluster, :project) }
+      let(:project) { Clusters::Project.find_by_cluster_id(cluster.id).project }
+
+      it { is_expected.to eq(project) }
+    end
+
+    context 'when cluster does not belong to projects' do
+      let(:cluster) { create(:cluster) }
+
+      it { is_expected.to be_nil }
+    end
+  end
+end