test_examples.rb in ruby-graphviz-0.9.20

- old
+ new

@@ -1,6 +1,6 @@
-require File.join(File.dirname(__FILE__),'support.rb')
+require File.expand_path('support.rb', File.dirname(__FILE__))
 
 class GraphVizTest < Test::Unit::TestCase
 
   #
   # you can run a subset of all the samples like this:
@@ -101,11 +101,11 @@
   def assert_output_pattern tgt_regexp, number
     path = self.class.number_to_path[number]
     setup_sample path
     out, err = fake_popen2(path)
     assert_equal "", err, "no errors"
-    assert_match tgt_regexp, out, "output for sample#{number} should match regexp"
+    assert_match tgt_regexp, out.gsub(/\r\n/, "\n"), "output for sample#{number} should match regexp"
   end
 
   def assert_sample_file_has_no_output path
     setup_sample(path)
     begin
@@ -129,10 +129,10 @@
   end
 
   def hack_output_path path
     # hack $0 to change where the output image is written to
     fake_example_path = File.join(OutputDir, File.basename(path))
-    $0 = fake_example_path.dup
-    fail("hack failed") if ($0 != fake_example_path)
+    $program_name = fake_example_path.dup
+    alias $0 $program_name
     self.class.last_image_path = "#{$0}.png"
   end
 end