FIX: Allow message format translations to be overridden

spec/models/translation_override_spec.rb

@@ -0,0 +1,22 @@
+require 'rails_helper'
+
+describe TranslationOverride do
+
+  it "upserts values" do
+    TranslationOverride.upsert!('en', 'some.key', 'some value')
+
+    ovr = TranslationOverride.where(locale: 'en', translation_key: 'some.key').first
+    expect(ovr).to be_present
+    expect(ovr.value).to eq('some value')
+  end
+
+  it "stores js for a message format key" do
+    TranslationOverride.upsert!('en', 'some.key_MF', '{NUM_RESULTS, plural, one {1 result} other {many} }')
+
+    ovr = TranslationOverride.where(locale: 'en', translation_key: 'some.key_MF').first
+    expect(ovr).to be_present
+    expect(ovr.compiled_js).to match(/function/)
+  end
+
+end
+