1 files changed, 25 insertions, 0 deletions
diff --git a/actionmailer/Rakefile b/actionmailer/Rakefile
new file mode 100644
index 0000000000..6ac408e1cb
--- /dev/null
+++ b/actionmailer/Rakefile
@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+require "rake/testtask"
+
+desc "Default Task"
+task default: [ :test ]
+
+task :package
+
+# Run the unit tests
+Rake::TestTask.new { |t|
+  t.libs << "test"
+  t.pattern = "test/**/*_test.rb"
+  t.warning = true
+  t.verbose = true
+  t.ruby_opts = ["--dev"] if defined?(JRUBY_VERSION)
+}
+
+namespace :test do
+  task :isolated do
+    Dir.glob("test/**/*_test.rb").all? do |file|
+      sh(Gem.ruby, "-w", "-Ilib:test", file)
+    end || raise("Failures")
+  end
+end