1 files changed, 9 insertions, 5 deletions
diff --git a/railties/test/application/generators_test.rb b/railties/test/application/generators_test.rb
index fe581db286..e5e557d204 100644
--- a/railties/test/application/generators_test.rb
+++ b/railties/test/application/generators_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "isolation/abstract_unit"
 
 module ApplicationTests
@@ -29,7 +31,7 @@ module ApplicationTests
     end
 
     test "allow running plugin new generator inside Rails app directory" do
-      FileUtils.cd(rails_root) { `ruby bin/rails plugin new vendor/plugins/bukkits` }
+      rails "plugin", "new", "vendor/plugins/bukkits"
       assert File.exist?(File.join(rails_root, "vendor/plugins/bukkits/test/dummy/config/application.rb"))
     end
 
@@ -165,13 +167,14 @@ module ApplicationTests
         config.api_only = true
       RUBY
 
-      FileUtils.cd(rails_root) { `bin/rails generate mailer notifier foo` }
+      rails "generate", "mailer", "notifier", "foo"
       assert File.exist?(File.join(rails_root, "app/views/notifier_mailer/foo.text.erb"))
       assert File.exist?(File.join(rails_root, "app/views/notifier_mailer/foo.html.erb"))
     end
 
     test "ARGV is mutated as expected" do
       require "#{app_path}/config/environment"
+      require "rails/command"
       Rails::Command.const_set("APP_PATH", "rails/all")
 
       FileUtils.cd(rails_root) do
@@ -185,12 +188,13 @@ module ApplicationTests
       Rails::Command.send(:remove_const, "APP_PATH")
     end
 
-    test "help does not show hidden namespaces" do
+    test "help does not show hidden namespaces and hidden commands" do
       FileUtils.cd(rails_root) do
-        output = `bin/rails generate --help`
+        output = rails("generate", "--help")
         assert_no_match "active_record:migration", output
+        assert_no_match "credentials", output
 
-        output = `bin/rails destroy --help`
+        output = rails("destroy", "--help")
         assert_no_match "active_record:migration", output
       end
     end