Use capture_output instead of capture_io for test-unit

hsbt · hsbt · commit ab9c80d4cb0e · 2021-05-11T19:01:22.000+09:00
diff --git a/test/rubygems/test_deprecate.rb b/test/rubygems/test_deprecate.rb
@@ -141,7 +141,7 @@ def execute
   end
 
   def test_deprecated_method_outputs_a_warning_old_way
-    out, err = capture_io do
+    out, err = capture_output do
       thing = OtherThing.new
       thing.foo
       thing.foo_arg("msg")
diff --git a/test/rubygems/test_gem_package_task.rb b/test/rubygems/test_gem_package_task.rb
@@ -56,7 +56,7 @@ def test_gem_package_prints_to_stdout_by_default
       g.summary = 'summary'
     end
 
-    _, err = capture_io do
+    _, err = capture_output do
       Rake.application = Rake::Application.new
 
       pkg = Gem::PackageTask.new(gem) do |p|
