adding tests and fixing bugs with ruby symbols. thanks Peter McLain!

1 files changed, 28 insertions, 0 deletions

diff --git a/test/psych/test_alias_and_anchor.rb b/test/psych/test_alias_and_anchor.rb
new file mode 100644
index 0000000..51b048f
--- /dev/null
+++ b/test/psych/test_alias_and_anchor.rb
@@ -0,0 +1,28 @@
+require 'minitest/autorun'
+require 'psych'
+
+module Psych
+ class TestAliasAndAnchor < MiniTest::Unit::TestCase
+
+   def test_mri_compatibility
+     yaml = <<EOYAML
+---
+- &id001 !ruby/object {}
+
+- *id001
+- *id001
+EOYAML
+     result = Psych.load yaml
+     result.each {|el| assert_same(result[0], el) }
+   end
+
+   def test_anchor_alias_round_trip
+     o = Object.new
+     original = [o,o,o]
+
+     yaml = Psych.dump original
+     result = Psych.load yaml
+     result.each {|el| assert_same(result[0], el) }
+   end
+ end
+end