```ruby
require 'helper'

class TestRails3Integration < Test::Unit::TestCase
  def setup
    @original_wd = Dir.getwd
    Dir.chdir(File.join(File.dirname(__FILE__), 'rails3'))
    # Make sure the rails app's dependencies are satisfied
    system "bundle install" unless `bundle check` and $?.success?
    `rake db:migrate`
  end
  
  def teardown
    Dir.chdir @original_wd
  end
  
  def test_passing_rails3_test_suite
    test_suite_output = `rake test`
    exit_status = $?
    
    assert exit_status.success?, "Rails 3 app's test suite should pass!"
    
    assert_equal 1, test_suite_output.scan(/Loading test data in PostTest/).length
    assert_equal 1, test_suite_output.scan(/Loading test data in PostsControllerTest/).length
    assert_equal 1, test_suite_output.scan(/Loading test data in UserTest/).length
    assert_equal 1, test_suite_output.scan(/Loading test data in UsersControllerTest/).length
    assert_equal 1, test_suite_output.scan(/Loading test data in UiTest/).length
  end
end```

Include rails3 test suite output on failure
user
```ruby
require 'helper'

class TestRails3Integration < Test::Unit::TestCase
  def setup
    @original_wd = Dir.getwd
    Dir.chdir(File.join(File.dirname(__FILE__), 'rails3'))
    # Make sure the rails app's dependencies are satisfied
    system "bundle install" unless `bundle check` and $?.success?
    `rake db:migrate`
  end
  
  def teardown
    Dir.chdir @original_wd
  end
  
  def test_passing_rails3_test_suite
    test_suite_output = `rake test`
    exit_status = $?
    
    assert exit_status.success?, "Rails 3 app's test suite should pass! Output was: #{test_suite_output}"
    
    assert_equal 1, test_suite_output.scan(/Loading test data in PostTest/).length
    assert_equal 1, test_suite_output.scan(/Loading test data in PostsControllerTest/).length
    assert_equal 1, test_suite_output.scan(/Loading test data in UserTest/).length
    assert_equal 1, test_suite_output.scan(/Loading test data in UsersControllerTest/).length
    assert_equal 1, test_suite_output.scan(/Loading test data in UiTest/).length
  end
end```
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