From 097ce1f17e6f5fd94dbf1d9b45a48931ad4feffb Mon Sep 17 00:00:00 2001
From: brainopia <brainopia@evilmartians.com>
Date: Sat, 16 Apr 2011 23:43:50 +0400
Subject: [PATCH 1/2] Fix Guard.locate_guard to return path to gem folder

---
 lib/guard.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/guard.rb b/lib/guard.rb
index 38d90cc..65dd42a 100644
--- a/lib/guard.rb
+++ b/lib/guard.rb
@@ -91,7 +91,7 @@ module Guard
     end
 
     def locate_guard(name)
-      `gem which guard/#{name}`.chomp
+      Gem.source_index.find_name("guard-#{name}").last.full_gem_path
     rescue
       UI.error "Could not find 'guard-#{name}' gem path."
     end

From 9b981f5459a8b7dc779f9bc14ddf3b548aac86df Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=A9my=20Coutable?= <remy@jilion.com>
Date: Sat, 16 Apr 2011 23:13:29 +0200
Subject: [PATCH 2/2] Run guards for new modified files only if any guard match
 any file (preventing from clearing the screen when no guard will run!).
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Rémy Coutable <remy@jilion.com>
---
 Guardfile                            |  2 +-
 lib/guard.rb                         |  7 +--
 lib/guard/guard.rb                   |  1 +
 lib/guard/listener.rb                |  1 -
 spec/guard/dsl_spec.rb               | 21 ++++---
 spec/guard/listener_spec.rb          | 12 ++--
 spec/guard/listeners/darwin_spec.rb  | 20 +++---
 spec/guard/listeners/linux_spec.rb   | 10 +--
 spec/guard/listeners/polling_spec.rb | 58 +++++++++---------
 spec/guard/notifier_spec.rb          | 21 ++++---
 spec/guard/watcher_spec.rb           | 92 +++++++++++++++-------------
 spec/guard_spec.rb                   | 20 +++---
 spec/spec_helper.rb                  |  8 +--
 13 files changed, 147 insertions(+), 126 deletions(-)

diff --git a/Guardfile b/Guardfile
index d5c6bd9..c7303d5 100644
--- a/Guardfile
+++ b/Guardfile
@@ -1,4 +1,4 @@
-guard('rspec', :version => 2) do
+guard('rspec', :cli => '-f doc', :version => 2) do
   watch(%r{^spec/(.*)_spec\.rb})
   watch(%r{^lib/(.*)\.rb})       { |m| "spec/#{m[1]}_spec.rb" }
   watch('spec/spec_helper.rb')   { "spec" }
diff --git a/lib/guard.rb b/lib/guard.rb
index 38d90cc..8e0e2b4 100644
--- a/lib/guard.rb
+++ b/lib/guard.rb
@@ -33,9 +33,7 @@ module Guard
         UI.error "No guards found in Guardfile, please add at least one."
       else
         listener.on_change do |files|
-          if Watcher.match_files?(guards, files)
-            run { run_on_change_for_all_guards(files) }
-          end
+          run { run_on_change_for_all_guards(files) } if Watcher.match_files?(guards, files)
         end
 
         UI.info "Guard is now watching at '#{Dir.pwd}'"
@@ -49,11 +47,12 @@ module Guard
         paths = Watcher.match_files(guard, files)
         supervised_task(guard, :run_on_change, paths) unless paths.empty?
       end
+
       # Reparse the whole directory to catch new files modified during the guards run
       new_modified_files = listener.modified_files([Dir.pwd + '/'], :all => true)
       listener.update_last_event
       unless new_modified_files.empty?
-        run { run_on_change_for_all_guards(new_modified_files) }
+        run { run_on_change_for_all_guards(new_modified_files) } if Watcher.match_files?(guards, files)
       end
     end
 
diff --git a/lib/guard/guard.rb b/lib/guard/guard.rb
index a6b546c..812f72e 100644
--- a/lib/guard/guard.rb
+++ b/lib/guard/guard.rb
@@ -1,5 +1,6 @@
 module Guard
   class Guard
+
     attr_accessor :watchers, :options
 
     def initialize(watchers = [], options = {})
diff --git a/lib/guard/listener.rb b/lib/guard/listener.rb
index 89d90f1..3675489 100644
--- a/lib/guard/listener.rb
+++ b/lib/guard/listener.rb
@@ -46,7 +46,6 @@ module Guard
       false
     end
 
-
     def self.mac?
       Config::CONFIG['target_os'] =~ /darwin/i
     end
diff --git a/spec/guard/dsl_spec.rb b/spec/guard/dsl_spec.rb
index 097ff23..86127ea 100644
--- a/spec/guard/dsl_spec.rb
+++ b/spec/guard/dsl_spec.rb
@@ -1,5 +1,4 @@
 require 'spec_helper'
-require 'guard/dsl'
 
 describe Guard::Dsl do
   subject { Guard::Dsl }
@@ -8,14 +7,14 @@ describe Guard::Dsl do
     ::Guard.stub!(:add_guard)
   end
 
-  it "should write an error message when no Guardfile is found" do
+  it "displays an error message when no Guardfile is found" do
     Dir.stub!(:pwd).and_return("no_guardfile_here")
 
     Guard::UI.should_receive(:error).with("No Guardfile in current folder, please create one.")
     lambda { subject.evaluate_guardfile }.should raise_error
   end
 
-  it "should write an error message when Guardfile is not valid" do
+  it "displays an error message when Guardfile is not valid" do
     mock_guardfile_content("This Guardfile is invalid!")
 
     Guard::UI.should_receive(:error).with(/Invalid Guardfile, original error is:\n/)
@@ -23,15 +22,23 @@ describe Guard::Dsl do
   end
 
   describe ".guardfile_include?" do
-    it "should detect a guard specified as a string" do
+    it "detects a guard specified by a string with simple quotes" do
       mock_guardfile_content("guard 'test'")
-
       subject.guardfile_include?('test').should be_true
     end
 
-    it "should detect a guard specified as a symbol" do
-      mock_guardfile_content("guard :test")
+    it "detects a guard specified by a string with double quotes" do
+      mock_guardfile_content('guard "test"')
+      subject.guardfile_include?('test').should be_true
+    end
 
+    it "detects a guard specified by a symbol" do
+      mock_guardfile_content("guard :test")
+      subject.guardfile_include?('test').should be_true
+    end
+
+    it "detects a guard wrapped in parentheses" do
+      mock_guardfile_content("guard(:test)")
       subject.guardfile_include?('test').should be_true
     end
   end
diff --git a/spec/guard/listener_spec.rb b/spec/guard/listener_spec.rb
index 7fd8a79..dfbface 100644
--- a/spec/guard/listener_spec.rb
+++ b/spec/guard/listener_spec.rb
@@ -1,27 +1,27 @@
 require 'spec_helper'
 
 describe Guard::Listener do
-  subject { described_class }
+  subject { Guard::Listener }
 
   describe ".select_and_init" do
     before(:each) { @target_os = Config::CONFIG['target_os'] }
     after(:each) { Config::CONFIG['target_os'] = @target_os }
 
-    it "should use darwin listener on Mac OS X" do
+    it "uses darwin listener on Mac OS X" do
       Config::CONFIG['target_os'] = 'darwin10.4.0'
       Guard::Darwin.stub(:usable?).and_return(true)
       Guard::Darwin.should_receive(:new)
       subject.select_and_init
     end
 
-    it "should use polling listener on Windows" do
+    it "uses polling listener on Windows" do
       Config::CONFIG['target_os'] = 'win32'
       Guard::Polling.stub(:usable?).and_return(true)
       Guard::Polling.should_receive(:new)
       subject.select_and_init
     end
 
-    it "should use linux listener on Linux" do
+    it "uses linux listener on Linux" do
       Config::CONFIG['target_os'] = 'linux'
       Guard::Linux.stub(:usable?).and_return(true)
       Guard::Linux.should_receive(:new)
@@ -32,7 +32,7 @@ describe Guard::Listener do
   describe "#update_last_event" do
     subject { described_class.new }
 
-    it "should update last_event with time.now" do
+    it "updates last_event with time.now" do
       time = Time.now
       subject.update_last_event
       subject.last_event.should >= time
@@ -40,4 +40,4 @@ describe Guard::Listener do
 
   end
 
-end
\ No newline at end of file
+end
diff --git a/spec/guard/listeners/darwin_spec.rb b/spec/guard/listeners/darwin_spec.rb
index fa06f0b..7a562f1 100644
--- a/spec/guard/listeners/darwin_spec.rb
+++ b/spec/guard/listeners/darwin_spec.rb
@@ -5,17 +5,17 @@ describe Guard::Darwin do
   subject { Guard::Darwin }
 
   if linux?
-    it "should not be usable on linux" do
+    it "isn't usable on linux" do
       subject.should_not be_usable
     end
   end
 
   if mac?
-    it "should be usable on 10.6" do
+    it "is usable on 10.6" do
       subject.should be_usable
     end
 
-    describe "watch" do
+    describe "#on_change" do
       before(:each) do
         @results = []
         @listener = Guard::Darwin.new
@@ -24,7 +24,7 @@ describe Guard::Darwin do
         end
       end
 
-      it "should catch new file" do
+      it "catches new file" do
         file = @fixture_path.join("newfile.rb")
         File.exists?(file).should be_false
         start
@@ -34,7 +34,7 @@ describe Guard::Darwin do
         @results.should == ['spec/fixtures/newfile.rb']
       end
 
-      it "should catch file update" do
+      it "catches file update" do
         file = @fixture_path.join("folder1/file1.txt")
         File.exists?(file).should be_true
         start
@@ -43,7 +43,7 @@ describe Guard::Darwin do
         @results.should == ['spec/fixtures/folder1/file1.txt']
       end
 
-      it "should catch files update" do
+      it "catches files update" do
         file1 = @fixture_path.join("folder1/file1.txt")
         file2 = @fixture_path.join("folder1/folder2/file2.txt")
         File.exists?(file1).should be_true
@@ -60,14 +60,14 @@ describe Guard::Darwin do
 private
 
   def start
-    sleep 1
+    sleep 0.6
     Thread.new { @listener.start }
-    sleep 1
+    sleep 0.6
   end
 
   def stop
-    sleep 1
+    sleep 0.6
     @listener.stop
   end
 
-end
\ No newline at end of file
+end
diff --git a/spec/guard/listeners/linux_spec.rb b/spec/guard/listeners/linux_spec.rb
index ad45285..ba5d86f 100644
--- a/spec/guard/listeners/linux_spec.rb
+++ b/spec/guard/listeners/linux_spec.rb
@@ -6,17 +6,17 @@ describe Guard::Linux do
   subject { Guard::Linux }
 
   if mac?
-    it "should not be usable on 10.6" do
+    it "isn't usable on 10.6" do
       subject.should_not be_usable
     end
   end
 
   if linux?
-    it "should be usable on linux" do
+    it "is usable on linux" do
       subject.should be_usable
     end
 
-    describe "start" do
+    describe "#start" do
       before(:each) do
         @listener = Guard::Linux.new
       end
@@ -40,7 +40,7 @@ describe Guard::Linux do
 
     end
 
-    describe "watch" do
+    describe "#on_change" do
       before(:each) do
         @results = []
         @listener = Guard::Linux.new
@@ -127,4 +127,4 @@ private
     sleep 1
   end
 
-end
\ No newline at end of file
+end
diff --git a/spec/guard/listeners/polling_spec.rb b/spec/guard/listeners/polling_spec.rb
index 3ec91a7..627a942 100644
--- a/spec/guard/listeners/polling_spec.rb
+++ b/spec/guard/listeners/polling_spec.rb
@@ -11,35 +11,37 @@ describe Guard::Polling do
     end
   end
 
-  it "should catch new file" do
-    file = @fixture_path.join("newfile.rb")
-    File.exists?(file).should be_false
-    start
-    FileUtils.touch file
-    stop
-    File.delete file
-    @results.should == ['spec/fixtures/newfile.rb']
-  end
+  describe "#on_change" do
+    it "catches new file" do
+      file = @fixture_path.join("newfile.rb")
+      File.exists?(file).should be_false
+      start
+      FileUtils.touch file
+      stop
+      File.delete file
+      @results.should == ['spec/fixtures/newfile.rb']
+    end
 
-  it "should catch file update" do
-    file = @fixture_path.join("folder1/file1.txt")
-    File.exists?(file).should be_true
-    start
-    FileUtils.touch file
-    stop
-    @results.should == ['spec/fixtures/folder1/file1.txt']
-  end
+    it "catches file update" do
+      file = @fixture_path.join("folder1/file1.txt")
+      File.exists?(file).should be_true
+      start
+      FileUtils.touch file
+      stop
+      @results.should == ['spec/fixtures/folder1/file1.txt']
+    end
 
-  it "should catch files update" do
-    file1 = @fixture_path.join("folder1/file1.txt")
-    file2 = @fixture_path.join("folder1/folder2/file2.txt")
-    File.exists?(file1).should be_true
-    File.exists?(file2).should be_true
-    start
-    FileUtils.touch file1
-    FileUtils.touch file2
-    stop
-    @results.sort.should == ['spec/fixtures/folder1/file1.txt', 'spec/fixtures/folder1/folder2/file2.txt']
+    it "catches files update" do
+      file1 = @fixture_path.join("folder1/file1.txt")
+      file2 = @fixture_path.join("folder1/folder2/file2.txt")
+      File.exists?(file1).should be_true
+      File.exists?(file2).should be_true
+      start
+      FileUtils.touch file1
+      FileUtils.touch file2
+      stop
+      @results.sort.should == ['spec/fixtures/folder1/file1.txt', 'spec/fixtures/folder1/folder2/file2.txt']
+    end
   end
 
 private
@@ -54,4 +56,4 @@ private
     @listener.stop
   end
 
-end
\ No newline at end of file
+end
diff --git a/spec/guard/notifier_spec.rb b/spec/guard/notifier_spec.rb
index 5431536..b12781b 100644
--- a/spec/guard/notifier_spec.rb
+++ b/spec/guard/notifier_spec.rb
@@ -3,12 +3,15 @@ require 'spec_helper'
 describe Guard::Notifier do
   subject { Guard::Notifier }
 
-  describe "notify" do
-    before(:each) { ENV["GUARD_ENV"] = 'special_test' }
+  describe ".notify" do
+    before(:each) do
+      @saved_guard_env = ENV["GUARD_ENV"]
+      ENV["GUARD_ENV"] = 'dont_mute_notify'
+    end
 
     if mac?
       require 'growl'
-      it "should use Growl on Mac OS X" do
+      it "uses Growl on Mac OS X" do
         Growl.should_receive(:notify).with("great",
           :title => "Guard",
           :icon  => Pathname.new(File.dirname(__FILE__)).join('../../images/success.png').to_s,
@@ -20,7 +23,7 @@ describe Guard::Notifier do
 
     if linux?
       require 'libnotify'
-      it "should use Libnotify on Linux" do
+      it "uses Libnotify on Linux" do
         Libnotify.should_receive(:show).with(
           :body      => "great",
           :summary   => 'Guard',
@@ -30,12 +33,12 @@ describe Guard::Notifier do
       end
     end
 
-    context "turned off" do
+    describe ".turn_off" do
       before(:each) { subject.turn_off }
 
       if mac?
         require 'growl'
-        it "should do nothing" do
+        it "does nothing" do
           Growl.should_not_receive(:notify)
           subject.notify 'great', :title => 'Guard'
         end
@@ -43,14 +46,14 @@ describe Guard::Notifier do
 
       if linux?
         require 'libnotify'
-        it "should do nothing" do
+        it "does nothing" do
           Libnotify.should_not_receive(:show)
           subject.notify 'great', :title => 'Guard'
         end
       end
     end
 
-    after(:each) { ENV["GUARD_ENV"] = 'test' }
+    after(:each) { ENV["GUARD_ENV"] = @saved_guard_env }
   end
 
-end
\ No newline at end of file
+end
diff --git a/spec/guard/watcher_spec.rb b/spec/guard/watcher_spec.rb
index b4889c0..65d1d1e 100644
--- a/spec/guard/watcher_spec.rb
+++ b/spec/guard/watcher_spec.rb
@@ -2,62 +2,66 @@ require 'spec_helper'
 require 'guard/guard'
 
 describe Guard::Watcher do
-  
-  describe "pattern" do
-    it "should be required" do
-      expect { Guard::Watcher.new }.to raise_error(ArgumentError)
-    end
-    
-    it "can be a string" do
-      Guard::Watcher.new('spec_helper.rb').pattern.should == 'spec_helper.rb'
-    end
-    
-    it "can be a regexp" do
-      Guard::Watcher.new(/spec_helper\.rb/).pattern.should == /spec_helper\.rb/
-    end
-    
-    describe "string looking like a regex" do
-      before(:each) { Guard::UI.should_receive(:info).any_number_of_times }
-      
-      specify { Guard::Watcher.new('^spec_helper.rb').pattern.should == /^spec_helper.rb/ }
-      specify { Guard::Watcher.new('spec_helper.rb$').pattern.should == /spec_helper.rb$/ }
-      specify { Guard::Watcher.new('spec_helper\.rb').pattern.should == /spec_helper\.rb/ }
-      specify { Guard::Watcher.new('.*_spec.rb').pattern.should == /.*_spec.rb/ }
+
+  describe "#initialize" do
+    describe "pattern parameter" do
+      it "is required" do
+        expect { Guard::Watcher.new }.to raise_error(ArgumentError)
+      end
+
+      it "can be a string" do
+        Guard::Watcher.new('spec_helper.rb').pattern.should == 'spec_helper.rb'
+      end
+
+      it "can be a regexp" do
+        Guard::Watcher.new(/spec_helper\.rb/).pattern.should == /spec_helper\.rb/
+      end
+
+      describe "can be a string looking like a regex (deprecated)" do
+        before(:each) { Guard::UI.should_receive(:info).any_number_of_times }
+
+        it "and is automatically casted to a regex" do
+          Guard::Watcher.new('^spec_helper.rb').pattern.should == /^spec_helper.rb/
+          Guard::Watcher.new('spec_helper.rb$').pattern.should == /spec_helper.rb$/
+          Guard::Watcher.new('spec_helper\.rb').pattern.should == /spec_helper\.rb/
+          Guard::Watcher.new('.*_spec.rb').pattern.should == /.*_spec.rb/
+        end
+      end
     end
   end
-  
+
   describe "action" do
     it "should set action to nil by default" do
       Guard::Watcher.new(/spec_helper\.rb/).action.should be_nil
     end
-    
+
     it "should set action with a block" do
       action = lambda { |m| "spec/#{m[1]}_spec.rb" }
       Guard::Watcher.new(%r{^lib/(.*).rb}, action).action.should == action
     end
   end
-  
+
   describe ".match_files" do
     before(:all) { @guard = Guard::Guard.new }
-    
+
     describe "a watcher's with no action" do
       context "regex pattern" do
         before(:all) { @guard.watchers = [Guard::Watcher.new(/.*_spec\.rb/)] }
-        
+
         it "should return paths as they came" do
           Guard::Watcher.match_files(@guard, ['guard_rocks_spec.rb']).should == ['guard_rocks_spec.rb']
         end
       end
-      
+
       context "string pattern" do
         before(:all) { @guard.watchers = [Guard::Watcher.new('guard_rocks_spec.rb')] }
-        
+
         it "should return paths as they came" do
           Guard::Watcher.match_files(@guard, ['guard_rocks_spec.rb']).should == ['guard_rocks_spec.rb']
         end
       end
     end
-    
+
     describe "a watcher's action with an arity equal to 0" do
       before(:all) do
         @guard.watchers = [
@@ -69,7 +73,7 @@ describe Guard::Watcher do
           Guard::Watcher.new(/^uptime\.rb/,    lambda { `uptime > /dev/null` })
         ]
       end
-      
+
       it "should return paths specified in the watcher's action" do
         Guard::Watcher.match_files(@guard, ['spec_helper.rb']).should == ['spec']
       end
@@ -89,7 +93,7 @@ describe Guard::Watcher do
         Guard::Watcher.match_files(@guard, ['uptime.rb']).should == []
       end
     end
-    
+
     describe "a watcher's action with an arity equal to 1" do
       before(:all) do
         @guard.watchers = [
@@ -101,7 +105,7 @@ describe Guard::Watcher do
           Guard::Watcher.new(/uptime(.*)\.rb/,   lambda { |m| `uptime > /dev/null` })
         ]
       end
-      
+
       it "should return paths after watcher's action has been called against them" do
         Guard::Watcher.match_files(@guard, ['lib/my_wonderful_lib.rb']).should == ['spec/my_wonderful_lib_spec.rb']
       end
@@ -121,56 +125,56 @@ describe Guard::Watcher do
         Guard::Watcher.match_files(@guard, ['uptime.rb']).should == []
       end
     end
-    
+
     describe "an exception is raised" do
       before(:all) { @guard.watchers = [Guard::Watcher.new('evil.rb', lambda { raise "EVIL" })] }
-      
+
       it "should display an error" do
         Guard::UI.should_receive(:error).with("Problem with watch action!")
         Guard::Watcher.match_files(@guard, ['evil.rb'])
       end
     end
   end
-  
+
   describe ".match_files?" do
     before(:all) do
       @guard1 = Guard::Guard.new([Guard::Watcher.new(/.*_spec\.rb/)])
       @guard2 = Guard::Guard.new([Guard::Watcher.new('spec_helper.rb', 'spec')])
       @guards = [@guard1, @guard2]
     end
-    
+
     describe "with at least on watcher that match a file given" do
       specify { Guard::Watcher.match_files?(@guards, ['lib/my_wonderful_lib.rb', 'guard_rocks_spec.rb']).should be_true }
     end
-    
+
     describe "with no watcher matching a file given" do
       specify { Guard::Watcher.match_files?(@guards, ['lib/my_wonderful_lib.rb']).should be_false }
     end
   end
-  
+
   describe "#match_file?" do
     describe "string pattern" do
       describe "normal string" do
         subject { Guard::Watcher.new('guard_rocks_spec.rb') }
-        
+
         specify { subject.match_file?('lib/my_wonderful_lib.rb').should be_false }
         specify { subject.match_file?('guard_rocks_spec.rb').should be_true }
       end
-      
+
       describe "string representing a regexp converted (while deprecation is active)" do
         subject { Guard::Watcher.new('^guard_rocks_spec\.rb$') }
-        
+
         specify { subject.match_file?('lib/my_wonderful_lib.rb').should be_false }
         specify { subject.match_file?('guard_rocks_spec.rb').should be_true }
       end
     end
-    
+
     describe "regexp pattern" do
       subject { Guard::Watcher.new(/.*_spec\.rb/) }
-      
+
       specify { subject.match_file?('lib/my_wonderful_lib.rb').should be_false }
       specify { subject.match_file?('guard_rocks_spec.rb').should be_true }
     end
   end
-  
+
 end
\ No newline at end of file
diff --git a/spec/guard_spec.rb b/spec/guard_spec.rb
index dbd1c14..97f6d6a 100644
--- a/spec/guard_spec.rb
+++ b/spec/guard_spec.rb
@@ -44,7 +44,7 @@ describe Guard do
     end
 
     describe ".locate_guard" do
-      it "should return guard-rspec gem path" do
+      it "returns guard-rspec gem path" do
         guard_path = Guard.locate_guard('rspec')
         guard_path.should match(/^.*\/guard-rspec-.*$/)
         guard_path.should == guard_path.chomp
@@ -54,7 +54,7 @@ describe Guard do
     describe ".supervised_task" do
       subject { ::Guard.setup }
       before(:each) do
-        @g = mock(Guard::Guard)
+        @g = mock(Guard::Guard).as_null_object
         subject.guards.push(@g)
       end
 
@@ -64,15 +64,15 @@ describe Guard do
           @g.stub!(:regular_with_arg).with("given_path") { "i'm a success" }
         end
 
-        it "should not fire the guard with a supervised method without argument" do
+        it "doesn't fire the guard with a supervised method without argument" do
           lambda { subject.supervised_task(@g, :regular) }.should_not change(subject.guards, :size)
         end
 
-        it "should not fire the guard with a supervised method with argument" do
+        it "doesn't fire the guard with a supervised method with argument" do
           lambda { subject.supervised_task(@g, :regular_with_arg, "given_path") }.should_not change(subject.guards, :size)
         end
 
-        it "should return the result of the supervised method" do
+        it "returns the result of the supervised method" do
           ::Guard.supervised_task(@g, :regular).should be_true
           ::Guard.supervised_task(@g, :regular_with_arg, "given_path").should == "i'm a success"
         end
@@ -81,18 +81,24 @@ describe Guard do
       describe "tasks that raise an exception" do
         before(:each) { @g.stub!(:failing) { raise "I break your system" } }
 
-        it "should fire the guard" do
+        it "fires the guard" do
           lambda { subject.supervised_task(@g, :failing) }.should change(subject.guards, :size).by(-1)
           subject.guards.should_not include(@g)
         end
 
-        it "should return the exception object" do
+        it "returns the exception object" do
           failing_result = ::Guard.supervised_task(@g, :failing)
           failing_result.should be_kind_of(Exception)
           failing_result.message.should == 'I break your system'
         end
       end
     end
+
+    describe ".locate_guard" do
+      it "returns the path of the guard gem" do
+        Guard.locate_guard('rspec').should == Gem.source_index.find_name("guard-rspec").last.full_gem_path
+      end
+    end
   end
 
 end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index bbbe914..1520849 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -10,12 +10,12 @@ puts "Please do not update/create files while tests are running."
 
 RSpec.configure do |config|
   config.color_enabled = true
-  
+
   config.filter_run :focus => true
   config.run_all_when_everything_filtered = true
-  
+
   config.before(:each) do
     @fixture_path = Pathname.new(File.expand_path('../fixtures/', __FILE__))
   end
-  
-end
\ No newline at end of file
+
+end