X-Git-Url: http://git.code-monkey.de/?p=ruby-vorbistagger.git;a=blobdiff_plain;f=test%2Ftest_main.rb;h=cdcf0d8f8a7a13b601502afc34e63741fd40f9ec;hp=da3621cc3ef3c159164ea2d811775a6ac9bca0dd;hb=742209b72ac9db3f44d8604a010b64062e474efc;hpb=26a8d8eaff66e06b639b6117dbb70ba4949c8de4

diff --git a/test/test_main.rb b/test/test_main.rb
index da3621c..cdcf0d8 100644
--- a/test/test_main.rb
+++ b/test/test_main.rb
@@ -206,4 +206,18 @@ EOF
 		b["artist"] = "Foo"
 		assert_equal(-1, a <=> b)
 	end
+
+	def test_modify_key
+		Ogg::Vorbis::Tagger.open(@ogg_buf) do |t|
+			assert_raises(TypeError) do
+				t.comments.keys.first.replace("new")
+			end
+
+			t.comments["Foo"] = "Bar"
+
+			assert_raises(TypeError) do
+				t.comments.keys.last.replace("new")
+			end
+		end
+	end
 end