add tests for before_env callback

lib/infinity_test/application.rb

@@ -97,7 +97,7 @@ def notification_framework
     end
 
     def run_before_environment_callback!
-      before_environment_callback.call(self)
+      before_environment_callback.call(self) if before_environment_callback
     end
 
     def run!(commands)

lib/infinity_test/continuous_testing.rb

@@ -9,7 +9,6 @@ def initialize(options)
     # Start the Continuous Testing Server and begin to audit the files for changes
     #
     def start!
-      puts %Q{#{__FILE__} - start!: #{caller.join("\n")}}
       @application.run_before_environment_callback!
       @global_commands = @application.construct_commands
       run!(@global_commands)

spec/infinity_test/application_spec.rb

@@ -19,7 +19,20 @@ module InfinityTest
     it "should return the rubies in the config" do
       application_with(:rubies => ['1.9.2']).rubies.should == '1.9.2'
     end
-
+
+    it "should return the before_env callback" do
+      app = application_with(:test_framework => :rspec)
+      proc = Proc.new { |application| application.test_framework.test_pattern = 'foo'; application.library_directory_pattern = 'bar' }
+      app.config.before_env(&proc)
+      app.before_environment_callback.should equal proc
+      app.test_framework.test_pattern.should_not == 'foo'
+      app.library_directory_pattern.should_not == 'bar'
+
+      app.run_before_environment_callback!
+      app.test_framework.test_pattern.should == 'foo'
+      app.library_directory_pattern.should == 'bar'
+    end
+
     it "should return the before callback" do
       app = application_with(:test_framework => :rspec)
       proc = Proc.new { 'To Infinity and beyond!' }