1 files changed, 65 insertions, 0 deletions
diff --git a/jni/ruby/test/psych/test_json_tree.rb b/jni/ruby/test/psych/test_json_tree.rb
new file mode 100644
index 0000000..a23fc1a
--- /dev/null
+++ b/jni/ruby/test/psych/test_json_tree.rb
@@ -0,0 +1,65 @@
+require_relative 'helper'
+
+module Psych
+  class TestJSONTree < TestCase
+    def test_string
+      assert_match(/"foo"/, Psych.to_json("foo"))
+    end
+
+    def test_symbol
+      assert_match(/"foo"/, Psych.to_json(:foo))
+    end
+
+    def test_nil
+      assert_match(/^null/, Psych.to_json(nil))
+    end
+
+    def test_int
+      assert_match(/^10/, Psych.to_json(10))
+    end
+
+    def test_float
+      assert_match(/^1.2/, Psych.to_json(1.2))
+    end
+
+    def test_hash
+      hash = { 'one' => 'two' }
+      json = Psych.to_json(hash)
+      assert_match(/}$/, json)
+      assert_match(/^\{/, json)
+      assert_match(/['"]one['"]/, json)
+      assert_match(/['"]two['"]/, json)
+    end
+
+    class Bar
+      def encode_with coder
+        coder.represent_seq 'omg', %w{ a b c }
+      end
+    end
+
+    def test_json_list_dump_exclude_tag
+      json = Psych.to_json Bar.new
+      refute_match('omg', json)
+    end
+
+    def test_list_to_json
+      list = %w{ one two }
+      json = Psych.to_json(list)
+      assert_match(/\]$/, json)
+      assert_match(/^\[/, json)
+      assert_match(/"one"/, json)
+      assert_match(/"two"/, json)
+    end
+
+    def test_time
+      time = Time.utc(2010, 10, 10)
+      assert_equal "{\"a\": \"2010-10-10 00:00:00.000000000 Z\"}\n",
+Psych.to_json({'a' => time })
+    end
+
+    def test_datetime
+      time = Time.new(2010, 10, 10).to_datetime
+      assert_equal "{\"a\": \"#{time.strftime("%Y-%m-%d %H:%M:%S.%9N %:z")}\"}\n", Psych.to_json({'a' => time })
+    end
+  end
+end