Disable tests under JRuby for now

Rakefile

@@ -14,8 +14,12 @@ end
 require 'cucumber'
 require 'cucumber/rake/task'
 
+def jruby?
+  defined?(RUBY_ENGINE) && RUBY_ENGINE == "jruby"
+end
+
 Cucumber::Rake::Task.new(:features) do |t|
-    t.cucumber_opts = "features --format pretty"
+    t.cucumber_opts = "features --format pretty" + (jruby? ? " --tags 'not @jruby-disabled'" : "")
 end
 
 task :default => [ :tests, :yard ]

features/verify.feature

@@ -15,7 +15,10 @@ Feature: Verify
       successful_tests.xml: SUMMARY: Test completed with 4 successful, 0 warnings, and 0 failures
       """
 
+  # This test is diabled in JRuby because JRuby does not number lines correctly, whereas
+  # CRuby does. See https://github.com/sparklemotion/nokogiri/issues/2380
   @no-clobber
+  @jruby-disabled
   Scenario: Tests with warnings, warnings enabled
     When I run `recog_verify tests_with_warnings.xml`
     Then it should fail with:
@@ -34,7 +37,10 @@ Feature: Verify
       tests_with_warnings.xml: SUMMARY: Test completed with 1 successful, 0 warnings, and 0 failures
       """
 
+  # This test is diabled in JRuby because JRuby does not number lines correctly, whereas
+  # CRuby does. See https://github.com/sparklemotion/nokogiri/issues/2380
   @no-clobber
+  @jruby-disabled
   Scenario: Tests with failures
     When I run `recog_verify tests_with_failures.xml`
     Then it should fail with: