[ci skip] Update plugin doc with the latest rails

guides/source/plugins.md

@@ -57,7 +57,7 @@ You can navigate to the directory that contains the plugin, run the `bundle inst
 You should see:
 
 ```bash
-  2 tests, 2 assertions, 0 failures, 0 errors, 0 skips
+  1 runs, 1 assertions, 0 failures, 0 errors, 0 skips
 ```
 
 This will tell you that everything got generated properly and you are ready to start adding functionality.
@@ -85,9 +85,9 @@ Run `rake` to run the test. This test should fail because we haven't implemented
 
 ```bash
     1) Error:
-  test_to_squawk_prepends_the_word_squawk(CoreExtTest):
-  NoMethodError: undefined method `to_squawk' for [Hello World](String)
-      test/core_ext_test.rb:5:in `test_to_squawk_prepends_the_word_squawk'
+  CoreExtTest#test_to_squawk_prepends_the_word_squawk:
+  NoMethodError: undefined method `to_squawk' for "Hello World":String
+    /path/to/yaffle/test/core_ext_test.rb:5:in `test_to_squawk_prepends_the_word_squawk'
 ```
 
 Great - now you are ready to start development.
@@ -118,7 +118,7 @@ end
 To test that your method does what it says it does, run the unit tests with `rake` from your plugin directory.
 
 ```bash
-  3 tests, 3 assertions, 0 failures, 0 errors, 0 skips
+  2 runs, 2 assertions, 0 failures, 0 errors, 0 skips
 ```
 
 To see this in action, change to the test/dummy directory, fire up a console and start squawking:
@@ -196,16 +196,16 @@ When you run `rake`, you should see the following:
 
 ```
     1) Error:
-  test_a_hickwalls_yaffle_text_field_should_be_last_squawk(ActsAsYaffleTest):
+  ActsAsYaffleTest#test_a_hickwalls_yaffle_text_field_should_be_last_squawk:
   NameError: uninitialized constant ActsAsYaffleTest::Hickwall
-      test/acts_as_yaffle_test.rb:6:in `test_a_hickwalls_yaffle_text_field_should_be_last_squawk'
+    /path/to/yaffle/test/acts_as_yaffle_test.rb:6:in `test_a_hickwalls_yaffle_text_field_should_be_last_squawk'
 
     2) Error:
-  test_a_wickwalls_yaffle_text_field_should_be_last_tweet(ActsAsYaffleTest):
+  ActsAsYaffleTest#test_a_wickwalls_yaffle_text_field_should_be_last_tweet:
   NameError: uninitialized constant ActsAsYaffleTest::Wickwall
-      test/acts_as_yaffle_test.rb:10:in `test_a_wickwalls_yaffle_text_field_should_be_last_tweet'
+    /path/to/yaffle/test/acts_as_yaffle_test.rb:10:in `test_a_wickwalls_yaffle_text_field_should_be_last_tweet'
 
-  5 tests, 3 assertions, 0 failures, 2 errors, 0 skips
+  4 runs, 2 assertions, 0 failures, 2 errors, 0 skips
 ```
 
 This tells us that we don't have the necessary models (Hickwall and Wickwall) that we are trying to test.
@@ -270,18 +270,18 @@ You can then return to the root directory (`cd ../..`) of your plugin and rerun
 
 ```
     1) Error:
-  test_a_hickwalls_yaffle_text_field_should_be_last_squawk(ActsAsYaffleTest):
-  NoMethodError: undefined method `yaffle_text_field' for #<Class:0x000001016661b8>
-      /Users/xxx/.rvm/gems/ruby-1.9.2-p136@xxx/gems/activerecord-3.0.3/lib/active_record/base.rb:1008:in `method_missing'
-      test/acts_as_yaffle_test.rb:5:in `test_a_hickwalls_yaffle_text_field_should_be_last_squawk'
+  ActsAsYaffleTest#test_a_hickwalls_yaffle_text_field_should_be_last_squawk:
+  NoMethodError: undefined method `yaffle_text_field' for #<Class:0x007fd105e3b218>
+    activerecord (4.1.5) lib/active_record/dynamic_matchers.rb:26:in `method_missing'
+    /path/to/yaffle/test/acts_as_yaffle_test.rb:6:in `test_a_hickwalls_yaffle_text_field_should_be_last_squawk'
 
     2) Error:
-  test_a_wickwalls_yaffle_text_field_should_be_last_tweet(ActsAsYaffleTest):
-  NoMethodError: undefined method `yaffle_text_field' for #<Class:0x00000101653748>
-      Users/xxx/.rvm/gems/ruby-1.9.2-p136@xxx/gems/activerecord-3.0.3/lib/active_record/base.rb:1008:in `method_missing'
-      test/acts_as_yaffle_test.rb:9:in `test_a_wickwalls_yaffle_text_field_should_be_last_tweet'
+  ActsAsYaffleTest#test_a_wickwalls_yaffle_text_field_should_be_last_tweet:
+  NoMethodError: undefined method `yaffle_text_field' for #<Class:0x007fd105e409c0>
+    activerecord (4.1.5) lib/active_record/dynamic_matchers.rb:26:in `method_missing'
+    /path/to/yaffle/test/acts_as_yaffle_test.rb:10:in `test_a_wickwalls_yaffle_text_field_should_be_last_tweet'  
 
-  5 tests, 3 assertions, 0 failures, 2 errors, 0 skips
+  4 runs, 2 assertions, 0 failures, 2 errors, 0 skips
 
 ```
 
@@ -312,7 +312,7 @@ ActiveRecord::Base.send :include, Yaffle::ActsAsYaffle
 When you run `rake`, you should see the tests all pass:
 
 ```bash
-  5 tests, 5 assertions, 0 failures, 0 errors, 0 skips
+  4 runs, 4 assertions, 0 failures, 0 errors, 0 skips
 ```
 
 ### Add an Instance Method
@@ -386,7 +386,7 @@ ActiveRecord::Base.send :include, Yaffle::ActsAsYaffle
 Run `rake` one final time and you should see:
 
 ```
-  7 tests, 7 assertions, 0 failures, 0 errors, 0 skips
+  6 runs, 6 assertions, 0 failures, 0 errors, 0 skips
 ```
 
 NOTE: The use of `write_attribute` to write to the field in model is just one example of how a plugin can interact with the model, and will not always be the right method to use. For example, you could also use: