1 files changed, 30 insertions, 0 deletions
diff --git a/activesupport/test/bundler_helper.rb b/activesupport/test/bundler_helper.rb
new file mode 100644
index 0000000000..5f3e982f19
--- /dev/null
+++ b/activesupport/test/bundler_helper.rb
@@ -0,0 +1,30 @@
+BUNDLER_ENV_FILE = File.join(File.dirname(__FILE__), '..', 'vendor', 'gems', 'environment')
+
+def load_bundled_gems
+  load_bundled_gems! if File.exist?("#{BUNDLER_ENV_FILE}.rb")
+end
+
+def load_bundled_gems!
+  puts "Checking if the bundled testing requirements are up to date..."
+
+  result = system "gem bundle"
+  unless result
+    puts "The gem bundler is not installed. Installing."
+    system "gem install bundler"
+    system "gem bundle"
+  end
+
+  require BUNDLER_ENV_FILE
+end
+
+def ensure_requirable(libs)
+  load_bundled_gems
+
+  begin
+    libs.each { |lib| require lib }
+  rescue LoadError => e
+    puts "Missing required libs to run test"
+    puts e.message
+    load_bundled_gems!
+  end
+end