simplify how we test with libxml-ruby loaded

Gemfile-libxml-ruby

@@ -1,2 +1,3 @@
+ENV['TEST_NOKOGIRI_WITH_LIBXML_RUBY'] = "1"
 gem "libxml-ruby", :platform => :mri, :require => false
 eval_gemfile File.join(File.dirname(ENV['BUNDLE_GEMFILE']),"Gemfile")

Rakefile

@@ -310,26 +310,6 @@ if Hoe.plugins.include?(:debugging)
   end
 end
 
-desc "run tests with libxml-ruby loaded"
-task "test:libxml-ruby" do
-  ENV['TEST_NOKOGIRI_WITH_LIBXML_RUBY'] = "1"
-  warn "#{__FILE__}:#{__LINE__}: --- running tests with libxml-ruby loaded ---"
-  Rake::Task[:test].execute
-  ENV['TEST_NOKOGIRI_WITH_LIBXML_RUBY'] = nil
-end
-
-Rake::Task["test:libxml-ruby"].prerequisites << :compile
-
-desc "run tests under valgrind with libxml-ruby loaded"
-task "test:valgrind:libxml-ruby" do
-  ENV['TEST_NOKOGIRI_WITH_LIBXML_RUBY'] = "1"
-  warn "#{__FILE__}:#{__LINE__}: --- running tests with libxml-ruby loaded ---"
-  Rake::Task["test:valgrind"].execute
-  ENV['TEST_NOKOGIRI_WITH_LIBXML_RUBY'] = nil
-end
-
-Rake::Task["test:valgrind:libxml-ruby"].prerequisites << :compile
-
 require 'concourse'
 Concourse.new("nokogiri").create_tasks!
 

test/helper.rb

@@ -7,7 +7,17 @@
 require 'pp'
 
 require 'nokogiri'
+
 if ENV['TEST_NOKOGIRI_WITH_LIBXML_RUBY']
+  #
+  #  if you'd like to test with the libxml-ruby gem loaded, it's
+  #  recommended that you set
+  #
+  #    BUNDLE_GEMFILE=Gemfile-libxml-ruby
+  #
+  #  which will a) bundle that gem, and b) set the appropriate env var to
+  #  trigger this block
+  #
   require 'libxml'
   warn "#{__FILE__}:#{__LINE__}: loaded libxml-ruby '#{LibXML::XML::VERSION}'"
 end