1 files changed, 41 insertions, 23 deletions
diff --git a/tasks/external_tests.rb b/tasks/external_tests.rb
index 2ff991ddf7..b87b5bf1d6 100644
--- a/tasks/external_tests.rb
+++ b/tasks/external_tests.rb
@@ -1,29 +1,47 @@
-task :chef_sugar_spec do
-  gem_path = Bundler.environment.specs['chef-sugar'].first.full_gem_path
-  system("cd #{gem_path} && rake")
-end
+require 'tempfile'
 
-task :foodcritic_spec do
-  gem_path = Bundler.environment.specs['foodcritic'].first.full_gem_path
-  system("cd #{gem_path} && rake test")
+def bundle_exec_with_chef(test_gem, command)
+  gem_path = Bundler.environment.specs[test_gem].first.full_gem_path
+  gemfile_path = File.join(gem_path, 'Gemfile.chef-external-test')
+  gemfile = File.open(gemfile_path, "w")
+  begin
+    IO.read(File.join(gem_path, 'Gemfile')).each_line do |line|
+      if line =~ /^\s*gemspec/
+        next
+      elsif line =~ /^\s*gem 'chef'|\s*gem "chef"/
+        next
+      elsif line =~ /^\s*dev_gem\s*['"](.+)['"]\s*$/
+        line = "gem '#{$1}', github: 'poise/#{$1}'"
+      elsif line =~ /\s*gem\s*['"]#{test_gem}['"]/ # foodcritic
+        next
+      end
+      gemfile.puts(line)
+    end
+    gemfile.puts("gem 'chef', path: #{File.expand_path('../..', __FILE__).inspect}")
+    gemfile.puts("gemspec path: #{gem_path.inspect}")
+    gemfile.close
+    Dir.chdir(gem_path) do
+      system({ 'BUNDLE_GEMFILE' => gemfile.path, 'RUBYOPT' => nil }, "bundle install")
+      system({ 'BUNDLE_GEMFILE' => gemfile.path, 'RUBYOPT' => nil }, "bundle exec #{command}")
+    end
+  ensure
+    File.delete(gemfile_path)
+  end
 end
 
-task :chefspec_spec do
-  gem_path = Bundler.environment.specs['chefspec'].first.full_gem_path
-  system("cd #{gem_path} && rake")
-end
+EXTERNAL_PROJECTS = {
+  "chef-sugar"  => "rake",
+  "foodcritic"  => "rake test",
+  "chefspec"    => "rake",
+  "chef-rewind" => "rake spec",
+  "poise"       => "rake spec",
+  "halite"      => "rake spec"
+}
 
-task :chef_rewind_spec do
-  gem_path = Bundler.environment.specs['chef-rewind'].first.full_gem_path
-  system("cd #{gem_path} && rake spec")
-end
-
-task :poise_spec do
-  gem_path = Bundler.environment.specs['poise'].first.full_gem_path
-  system("cd #{gem_path} && rake spec")
-end
+task :external_specs => EXTERNAL_PROJECTS.keys.map { |g| :"#{g.sub("-","_")}_spec" }
 
-task :halite_spec do
-  gem_path = Bundler.environment.specs['halite'].first.full_gem_path
-  system("cd #{gem_path} && rake spec")
+EXTERNAL_PROJECTS.each do |test_gem, command|
+  task :"#{test_gem.gsub('-','_')}_spec" do
+    bundle_exec_with_chef(test_gem, command)
+  end
 end