Fix precompile on docker

lib/decidim/term_customizer/i18n_backend.rb

@@ -15,7 +15,7 @@ module Implementation
         # Get available locales from the translations hash
         def available_locales
           Translation.available_locales
-        rescue ::ActiveRecord::StatementInvalid
+        rescue ::ActiveRecord::StatementInvalid, ::ActiveRecord::ConnectionNotEstablished, ::PG::ConnectionBad
           []
         end
 

spec/lib/decidim/term_customizer/i18n_backend_spec.rb

@@ -78,6 +78,26 @@
     end
   end
 
+  context "when the translation query raises ActiveRecord::StatementInvalid" do
+    it "returns and empty result" do
+      expect(Decidim::TermCustomizer::Translation).to receive(
+                                                        :available_locales
+                                                      ).and_raise(ActiveRecord::ConnectionNotEstablished)
+
+      expect(subject.available_locales).to be_empty
+    end
+  end
+
+  context "when there is no database connection" do
+    it "returns and empty result" do
+      expect(Decidim::TermCustomizer::Translation).to receive(
+                                                        :available_locales
+                                                      ).and_raise(PG::ConnectionBad)
+
+      expect(subject.available_locales).to be_empty
+    end
+  end
+
   describe "#initialized?" do
     context "when translations are not loaded" do
       it "returns false" do