Only trigger garbage collection every 4 seconds - speeds up the whole test suite by ~35% on my machine

Via https://37signals.com/svn/posts/2742-the-road-to-faster-tests

1 files changed, 14 insertions, 0 deletions

diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index d4dad591d..839e6125e 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -46,6 +46,20 @@ Spec::Runner.configure do |config|
                            :holidays,
                            :track_things_sent_emails
 
+  # This section makes the garbage collector run less often to speed up tests
+  last_gc_run = Time.now
+
+  config.before(:each) do
+    GC.disable
+  end
+
+  config.after(:each) do
+    if Time.now - last_gc_run > 4
+      GC.enable
+      GC.start
+      last_gc_run = Time.now
+    end
+  end
 
   # == Fixtures
   #