started implementing teams

spec/policies/team_policy_spec.rb

@@ -0,0 +1,41 @@
+require 'rails_helper'
+
+describe TeamPolicy do
+  subject { TeamPolicy }
+
+  let(:team) { FactoryGirl.build(:team) }
+
+  [:create?, :index?, :new?].each do |action|
+    permissions(action) do
+      it 'grants access to admins' do
+        expect(subject).to permit(FactoryGirl.build(:admin), team)
+      end
+
+      it 'grants access to teachers' do
+        expect(subject).to permit(FactoryGirl.build(:teacher), team)
+      end
+
+      it 'does not grant access to external users' do
+        expect(subject).not_to permit(FactoryGirl.build(:external_user), team)
+      end
+    end
+  end
+
+  [:destroy?, :edit?, :show?, :update?].each do |action|
+    permissions(action) do
+      it 'grants access to admins' do
+        expect(subject).to permit(FactoryGirl.build(:admin), team)
+      end
+
+      it 'grants access to members' do
+        expect(subject).to permit(team.members.last, team)
+      end
+
+      it 'does not grant access to all other users' do
+        [:external_user, :teacher].each do |factory_name|
+          expect(subject).not_to permit(FactoryGirl.build(factory_name), team)
+        end
+      end
+    end
+  end
+end