Updated messages and notices

app/controllers/projects/clusters_controller.rb

@@ -61,7 +61,7 @@ class Projects::ClustersController < Projects::ApplicationController
       .execute(cluster)
       if cluster.valid?
-        flash[:notice] = "Cluster updated"
+        flash[:notice] = "Cluster was successfully updated."
         redirect_to project_cluster_path(project, project.cluster)
       else
         render :show
@@ -70,10 +70,10 @@ class Projects::ClustersController < Projects::ApplicationController
   def destroy
     if cluster.destroy
-      flash[:notice] = "Cluster removed"
+      flash[:notice] = "Cluster was successfully removed."
       redirect_to project_clusters_path(project), status: 302
     else
-      flash[:notice] = "Cluster removed"
+      flash[:notice] = "Cluster was not removed."
       render :show
     end
   end

app/models/gcp/cluster.rb

@@ -110,9 +110,5 @@ module Gcp
       true
     end
-
-    def destroy
-      super if restrict_modification
-    end
   end
 end

spec/models/gcp/cluster_spec.rb

@@ -237,30 +237,4 @@ describe Gcp::Cluster do
       end
     end
   end
-
-  describe '#destroy' do
-    subject { cluster.destroy }
-
-    let(:cluster) { create(:gcp_cluster) }
-
-    context 'when status is created' do
-      before do
-        cluster.make_created!
-      end
-
-      it 'destory the cluster' do
-        is_expected.to eq(cluster)
-      end
-    end
-
-    context 'when status is creating' do
-      before do
-        cluster.make_creating!
-      end
-
-      it 'does not destory the cluster' do
-        is_expected.to be_nil
-      end
-    end
-  end
 end

spec/models/project_spec.rb

@@ -76,6 +76,7 @@ describe Project do
     it { is_expected.to have_many(:uploads).dependent(:destroy) }
     it { is_expected.to have_many(:pipeline_schedules) }
     it { is_expected.to have_many(:members_and_requesters) }
+    it { is_expected.to have_one(:cluster) }
     context 'after initialized' do
       it "has a project_feature" do