Skip to content

Instantly share code, notes, and snippets.

@wincent

wincent/gist:465592

Created July 6, 2010 16:26
Show Gist options
  • Star 0 You must be signed in to star a gist
  • Fork 0 You must be signed in to fork a gist
  • Save wincent/465592 to your computer and use it in GitHub Desktop.
Save wincent/465592 to your computer and use it in GitHub Desktop.
Download ZIP
Raw
gistfile1.txt
From ac79dd7c726dde04be6a1a1dfdd6c781276b31b4 Mon Sep 17 00:00:00 2001
From: Wincent Colaiuta <win@wincent.com>
Date: Tue, 6 Jul 2010 17:48:20 +0200
Subject: [PATCH] Make view helpers available in view specs
This maintains the behavior established in RSpec 1.
See:
http://github.com/rspec/rspec-rails/issues/issue/119
---
lib/rspec/rails/example/view_example_group.rb | 16 +++++
.../rspec/rails/example/view_example_group_spec.rb | 67 ++++++++++++++++++++
2 files changed, 83 insertions(+), 0 deletions(-)
diff --git a/lib/rspec/rails/example/view_example_group.rb b/lib/rspec/rails/example/view_example_group.rb
index 5874724..526ccba 100644
--- a/lib/rspec/rails/example/view_example_group.rb
+++ b/lib/rspec/rails/example/view_example_group.rb
@@ -28,6 +28,20 @@ module RSpec::Rails
include Webrat::Matchers
include RSpec::Rails::Matchers::RenderTemplate
+ module ClassMethods
+ def _default_helper
+ (example.example_group.top_level_description.split('/').first.camelize + 'Helper').constantize
+ rescue NameError => e
+ nil
+ end
+
+ def _default_helpers
+ helpers = [_default_helper].compact
+ helpers << ApplicationHelper if Object.const_defined?('ApplicationHelper')
+ helpers
+ end
+ end
+
module InstanceMethods
# :call-seq:
# render
@@ -98,6 +112,8 @@ module RSpec::Rails
end
included do
+ helper *_default_helpers
+
before do
controller.controller_path = _controller_path
# this won't be necessary if/when
diff --git a/spec/rspec/rails/example/view_example_group_spec.rb b/spec/rspec/rails/example/view_example_group_spec.rb
index d3e4376..203e7d1 100644
--- a/spec/rspec/rails/example/view_example_group_spec.rb
+++ b/spec/rspec/rails/example/view_example_group_spec.rb
@@ -5,6 +5,73 @@ module RSpec::Rails
it { should be_included_in_files_in('./spec/views/') }
it { should be_included_in_files_in('.\\spec\\views\\') }
+ describe 'automatic inclusion of helpers' do
+ module ::ThingsHelper; end
+
+ it 'includes the helper with the same name when it exists' do
+ group = RSpec::Core::ExampleGroup.describe 'things/show.html.erb'
+ group.should_receive(:helper).with(ThingsHelper)
+ group.class_eval do
+ include ViewExampleGroup
+ end
+ end
+
+ it 'operates normally when no helper with the same name exists' do
+ raise 'unexpected constant found' if Object.const_defined?('ClocksHelper')
+ lambda {
+ RSpec::Core::ExampleGroup.describe 'clocks/show.html.erb' do
+ include ViewExampleGroup
+ end
+ }.should_not raise_error
+ end
+
+ context 'application helper exists' do
+ before do
+ if !Object.const_defined? 'ApplicationHelper'
+ module ::ApplicationHelper; end
+ @application_helper_defined = true
+ end
+ end
+
+ after do
+ if @application_helper_defined
+ Object.__send__ :remove_const, 'ApplicationHelper'
+ end
+ end
+
+ it 'includes the application helper' do
+ group = RSpec::Core::Example.describe 'foos/new.html.erb'
+ group.should_receive(:helper).with(ApplicationHelper)
+ group.class_eval do
+ include ViewExampleGroup
+ end
+ end
+ end
+
+ context 'no application helper exists' do
+ before do
+ if Object.const_defined? 'ApplicationHelper'
+ @application_helper = ApplicationHelper
+ Object.__send__ :remove_const, 'ApplicationHelper'
+ end
+ end
+
+ after do
+ if @application_helper
+ ApplicationHelper = @application_helper
+ end
+ end
+
+ it 'operates normally' do
+ lambda {
+ RSpec::Core::ExampleGroup.describe 'foos/edit.html.erb' do
+ include ViewExampleGroup
+ end
+ }.should_not raise_error
+ end
+ end
+ end
+
describe "#render" do
let(:view_spec) do
Class.new do
--
1.7.1.1
@SunDi3yansyah
Copy link 

From ac79dd7c726dde04be6a1a1dfdd6c781276b31b4 Mon Sep 17 00:00:00 2001
From: Wincent Colaiuta <win@wincent.com>
Date: Tue, 6 Jul 2010 17:48:20 +0200
Subject: [PATCH] Make view helpers available in view specs

This maintains the behavior established in RSpec 1.

See:

  http://github.com/rspec/rspec-rails/issues/issue/119
---
 lib/rspec/rails/example/view_example_group.rb      |   16 +++++
 .../rspec/rails/example/view_example_group_spec.rb |   67 ++++++++++++++++++++
 2 files changed, 83 insertions(+), 0 deletions(-)

diff --git a/lib/rspec/rails/example/view_example_group.rb b/lib/rspec/rails/example/view_example_group.rb
index 5874724..526ccba 100644
--- a/lib/rspec/rails/example/view_example_group.rb
+++ b/lib/rspec/rails/example/view_example_group.rb
@@ -28,6 +28,20 @@ module RSpec::Rails
     include Webrat::Matchers
     include RSpec::Rails::Matchers::RenderTemplate
 
+    module ClassMethods
+      def _default_helper
+        (example.example_group.top_level_description.split('/').first.camelize + 'Helper').constantize
+      rescue NameError => e
+        nil
+      end
+
+      def _default_helpers
+        helpers = [_default_helper].compact
+        helpers << ApplicationHelper if Object.const_defined?('ApplicationHelper')
+        helpers
+      end
+    end
+
     module InstanceMethods
       # :call-seq:
       #   render 
@@ -98,6 +112,8 @@ module RSpec::Rails
     end
 
     included do
+      helper *_default_helpers
+
       before do
         controller.controller_path = _controller_path
         # this won't be necessary if/when
diff --git a/spec/rspec/rails/example/view_example_group_spec.rb b/spec/rspec/rails/example/view_example_group_spec.rb
index d3e4376..203e7d1 100644
--- a/spec/rspec/rails/example/view_example_group_spec.rb
+++ b/spec/rspec/rails/example/view_example_group_spec.rb
@@ -5,6 +5,73 @@ module RSpec::Rails
     it { should be_included_in_files_in('./spec/views/') }
     it { should be_included_in_files_in('.\\spec\\views\\') }
 
+    describe 'automatic inclusion of helpers' do
+      module ::ThingsHelper; end
+
+      it 'includes the helper with the same name when it exists' do
+        group = RSpec::Core::ExampleGroup.describe 'things/show.html.erb'
+        group.should_receive(:helper).with(ThingsHelper)
+        group.class_eval do
+          include ViewExampleGroup
+        end
+      end
+
+      it 'operates normally when no helper with the same name exists' do
+        raise 'unexpected constant found' if Object.const_defined?('ClocksHelper')
+        lambda {
+          RSpec::Core::ExampleGroup.describe 'clocks/show.html.erb' do
+            include ViewExampleGroup
+          end
+        }.should_not raise_error
+      end
+
+      context 'application helper exists' do
+        before do
+          if !Object.const_defined? 'ApplicationHelper'
+            module ::ApplicationHelper; end
+            @application_helper_defined = true
+          end
+        end
+
+        after do
+          if @application_helper_defined
+            Object.__send__ :remove_const, 'ApplicationHelper'
+          end
+        end
+
+        it 'includes the application helper' do
+          group = RSpec::Core::Example.describe 'foos/new.html.erb'
+          group.should_receive(:helper).with(ApplicationHelper)
+          group.class_eval do
+            include ViewExampleGroup
+          end
+        end
+      end
+
+      context 'no application helper exists' do
+        before do
+          if Object.const_defined? 'ApplicationHelper'
+            @application_helper = ApplicationHelper
+            Object.__send__ :remove_const, 'ApplicationHelper'
+          end
+        end
+
+        after do
+          if @application_helper
+            ApplicationHelper = @application_helper
+          end
+        end
+
+        it 'operates normally' do
+          lambda {
+            RSpec::Core::ExampleGroup.describe 'foos/edit.html.erb' do
+              include ViewExampleGroup
+            end
+          }.should_not raise_error
+        end
+      end
+    end
+
     describe "#render" do
       let(:view_spec) do
         Class.new do
-- 
1.7.1.1

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment