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How to use prefork method of Spork Package

Best Spork_ruby code snippet using Spork.prefork

spork_spec.rb

Source:spork_spec.rb

...13    @ran = []14  end15  16  def spec_helper_simulator17    Spork.prefork do18      @ran << :prefork19    end20    21    Spork.each_run do22      @ran << :each_run23    end24    @ran25  end26  27  it "only runs the preload block when preforking" do28    Spork.exec_prefork { spec_helper_simulator }29    @ran.should == [:prefork]30  end31  32  it "only runs the each_run block when running" do33    Spork.exec_prefork { spec_helper_simulator }34    @ran.should == [:prefork]35    36    Spork.exec_each_run37    @ran.should == [:prefork, :each_run]38  end39  40  it "runs both blocks when Spork not activated" do41    spec_helper_simulator.should == [:prefork, :each_run]42  end43  44  it "prevents blocks from being ran twice" do45    Spork.exec_prefork { spec_helper_simulator }46    Spork.exec_each_run47    @ran.clear48    Spork.exec_prefork { spec_helper_simulator }49    Spork.exec_each_run50    @ran.should == []51  end52  53  it "runs multiple prefork and each_run blocks at different locations" do54    Spork.prefork { }55    Spork.each_run { }56    spec_helper_simulator.should == [:prefork, :each_run]57  end58  59  it "expands a caller line, preserving the line number" do60    Spork.send(:expanded_caller, "/boo/../yah.rb:31").should == "/yah.rb:31"61  end62  63  describe "#using_spork?" do64    it "returns true if Spork is being used" do65      Spork.using_spork?.should be_false66      Spork.exec_prefork { }67      Spork.using_spork?.should be_true68    end69  end70  describe "#trap_method" do71    before(:each) do72      Spork.exec_prefork { }73      74      Object.class_eval do75        class TrapTest76          def self.output77            @output ||= []78          end79          80          def hello81            TrapTest.output << 'hello'82          end83          84          def goodbye85            TrapTest.output << 'goodbye'86          end87          88          def say_something!89            TrapTest.output << 'something'90          end91        end92      end93      @trap_test = TrapTest.new94    end95    96    after(:each) do97      Object.send(:remove_const, :TrapTest)98    end99    100    it "delays execution of a method until after Spork.exec_each_run is called" do101      Spork.exec_prefork { }102      Spork.trap_method(TrapTest, :hello)103      @trap_test.hello104      @trap_test.goodbye105      Spork.exec_each_run106      TrapTest.output.should == ['goodbye', 'hello']107    end108    109    it "works with methods that have punctuation" do110      Spork.trap_method(TrapTest, :say_something!)111      @trap_test.say_something!112      TrapTest.output.should == []113      Spork.exec_each_run114      TrapTest.output.should == ['something']115    end116  end117  118  describe "#trap_class_method" do119    before(:each) do120      Object.class_eval do121        class TrapTest122          def self.output123            @output ||= []124          end125          126          def self.hello127            output << 'hello'128          end129          130          def self.goodbye131            output << 'goodbye'132          end133        end134      end135    end136    137    after(:each) do138      Object.send(:remove_const, :TrapTest)139    end140    141    it "delays execution of a method until after Spork.exec_each_run is called" do142      Spork.exec_prefork { }143      Spork.trap_class_method(TrapTest, :hello)144      TrapTest.hello145      TrapTest.goodbye146      Spork.exec_each_run147      TrapTest.output.should == ['goodbye', 'hello']148    end149  end150end...

prefork

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