X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;ds=inline;f=test%2Ftest_main.rb;h=bbc5b0023a2987e31af883c4573dde96f4605dd5;hb=2cedce4cb348f6980ec64ab746b58d32f62b20a3;hp=3d7ca7716ed25a50c77496e4cce604217ee708c5;hpb=9d1a1e30fcc9d74ef5887e478b7282acfa17e07f;p=ruby-vorbistagger.git

diff --git a/test/test_main.rb b/test/test_main.rb
index 3d7ca77..bbc5b00 100644
--- a/test/test_main.rb
+++ b/test/test_main.rb
@@ -1,30 +1,13 @@
 require "test/unit"
 require "ogg/vorbis/tagger"
 require "fileutils"
-require "open3"
+require "digest/md5"
 
 class MainTest < Test::Unit::TestCase
 	OGG_FILE = "test/test.ogg"
 
 	def setup
-		tmp =<<EOF
--c "artist=Bolt Thrower" -c "album=...For Victory" -c "date=1994"
-EOF
-
-		f = File.open(OGG_FILE, "w")
-		cmd = "oggenc -q 0 #{tmp.strip} -r -"
-
-		Open3.popen3(cmd) do |sin, sout, _|
-			sin.write("\0\0\0\0")
-			sin.close
-
-			begin
-				tmp = sout.read
-				f << tmp
-			end while !tmp.length.zero?
-		end
-
-		f.close
+		FileUtils.cp("test/sample.ogg", OGG_FILE)
 	end
 
 	def teardown
@@ -47,6 +30,32 @@ EOF
 		end
 	end
 
+	def test_write_is_non_destructive
+		a = Digest::MD5.hexdigest(File.read(OGG_FILE))
+
+		Ogg::Vorbis::Tagger.open(OGG_FILE) do |t|
+			t.write
+		end
+
+		b = Digest::MD5.hexdigest(File.read(OGG_FILE))
+
+		assert_equal(a, b)
+	end
+
+	def test_multiple_writes
+		a = Digest::MD5.hexdigest(File.read(OGG_FILE))
+
+		Ogg::Vorbis::Tagger.open(OGG_FILE) do |t|
+			1.upto(10) do
+				t.write
+			end
+		end
+
+		b = Digest::MD5.hexdigest(File.read(OGG_FILE))
+
+		assert_equal(a, b)
+	end
+
 	def test_write_stable_order
 		Ogg::Vorbis::Tagger.open(OGG_FILE) do |t|
 			assert_equal(3, t.write)