1 files changed, 36 insertions, 0 deletions
diff --git a/test/psych/test_boolean.rb b/test/psych/test_boolean.rb
new file mode 100644
index 0000000000..09f780bf89
--- /dev/null
+++ b/test/psych/test_boolean.rb
@@ -0,0 +1,36 @@
+require 'test/psych/helper'
+
+module Psych
+  ###
+  # Test booleans from YAML spec:
+  # http://yaml.org/type/bool.html
+  class TestBoolean < TestCase
+    %w{ yes Yes YES true True TRUE on On ON }.each do |truth|
+      define_method(:"test_#{truth}") do
+        assert_equal true, Psych.load("--- #{truth}")
+      end
+    end
+
+    %w{ no No NO false False FALSE off Off OFF }.each do |truth|
+      define_method(:"test_#{truth}") do
+        assert_equal false, Psych.load("--- #{truth}")
+      end
+    end
+
+    ###
+    # YAML spec says "y" and "Y" may be used as true, but Syck treats them
+    # as literal strings
+    def test_y
+      assert_equal "y", Psych.load("--- y")
+      assert_equal "Y", Psych.load("--- Y")
+    end
+
+    ###
+    # YAML spec says "n" and "N" may be used as false, but Syck treats them
+    # as literal strings
+    def test_n
+      assert_equal "n", Psych.load("--- n")
+      assert_equal "N", Psych.load("--- N")
+    end
+  end
+end