eliminated naming clash with Sorcery

spec/controllers/sessions_controller_spec.rb

@@ -129,7 +129,7 @@ describe SessionsController do
 
     context 'with an internal user' do
       before(:each) do
-        allow(user).to receive(:external?).and_return(false)
+        allow(user).to receive(:external_user?).and_return(false)
         allow(user).to receive(:forget_me!)
         delete :destroy
       end
@@ -146,7 +146,7 @@ describe SessionsController do
 
     context 'with an external user' do
       before(:each) do
-        allow(user).to receive(:external?).and_return(true)
+        allow(user).to receive(:external_user?).and_return(true)
         delete :destroy
       end
 

spec/models/external_user_spec.rb

@@ -17,6 +17,18 @@ describe ExternalUser do
     end
   end
 
+  describe '#external_user?' do
+    it 'is true' do
+      expect(user.external_user?).to be true
+    end
+  end
+
+  describe '#internal_user?' do
+    it 'is false' do
+      expect(user.internal_user?).to be false
+    end
+  end
+
   describe '#teacher?' do
     it 'is false' do
       expect(FactoryGirl.build(:external_user).teacher?).to be false

spec/models/internal_user_spec.rb

@@ -56,6 +56,18 @@ describe InternalUser do
     end
   end
 
+  describe '#external_user?' do
+    it 'is false' do
+      expect(user.external_user?).to be false
+    end
+  end
+
+  describe '#internal_user?' do
+    it 'is true' do
+      expect(user.internal_user?).to be true
+    end
+  end
+
   describe '#teacher?' do
     it 'is only true for teachers' do
       expect(FactoryGirl.build(:admin).teacher?).to be false