Remove warning: assigned but unused variable

``` /home/runner/work/i18n/i18n/test/backend/cache_test.rb:65: warning: assigned but unused variable - cache_key ```
ruby-i18n · Jan 29, 2022 · cf52520 · cf52520
1 parent f33af4f
commit cf52520
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/test/backend/cache_test.rb b/test/backend/cache_test.rb
@@ -62,7 +62,7 @@ def teardown
     I18n.t(:missing, :scope => :foo, :extra => true)
     assert_equal 1, I18n.cache_store.instance_variable_get(:@data).size
 
-    cache_key, entry = I18n.cache_store.instance_variable_get(:@data).first
+    _, entry = I18n.cache_store.instance_variable_get(:@data).first
     assert_equal({ scope: :foo }, entry.value.options)
   end