Merge pull request #74 from github/flip-default-behavior-to-disabled

Make default experiment not run all `try` paths

Author: zerowidth

lib/scientist/default.rb

@@ -10,9 +10,9 @@ def initialize(name)
     @name = name
   end
 
-  # Run everything every time.
+  # Don't run experiments.
   def enabled?
-    true
+    false
   end
 
   # Don't publish anything.

test/scientist/default_test.rb

@@ -3,8 +3,8 @@
     @ex = Scientist::Default.new "default"
   end
 
-  it "is always enabled" do
-    assert @ex.enabled?
+  it "is always disabled" do
+    refute @ex.enabled?
   end
 
   it "noops publish" do

test/scientist/experiment_test.rb

@@ -123,6 +123,11 @@ def publish(result)
   it "re-raises exceptions raised during publish by default" do
     ex = Scientist::Experiment.new("hello")
     assert_kind_of Scientist::Default, ex
+
+    def ex.enabled?
+      true
+    end
+
     def ex.publish(result)
       raise "boomtown"
     end