diff --git a/lib/svtplay/tests/__init__.py b/lib/svtplay/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/lib/svtplay/tests/output.py b/lib/svtplay/tests/output.py
new file mode 100644
index 0000000..a3f683a
--- /dev/null
+++ b/lib/svtplay/tests/output.py
@@ -0,0 +1,61 @@
+#!/usr/bin/python
+from __future__ import absolute_import
+import unittest
+import svtplay.output
+
+class mockfile(object):
+    def __init__(self):
+        self.content = []
+
+    def write(self, string):
+        self.content.append(string)
+
+    def read(self):
+        return self.content.pop()
+
+class progressbarTest(unittest.TestCase):
+    def setUp(self):
+        self.mockfile = mockfile()
+        svtplay.output.progress_stream = self.mockfile
+
+    def test_0_100(self):
+	svtplay.output.progressbar(100, 0)
+        self.assertEqual(
+	    self.mockfile.read(),
+            "\r[000/100][..................................................] "
+	)
+
+    def test_progress_1_100(self):
+	svtplay.output.progressbar(100, 1)
+        self.assertEqual(
+	    self.mockfile.read(),
+            "\r[001/100][..................................................] "
+	)
+
+    def test_progress_2_100(self):
+	svtplay.output.progressbar(100, 2)
+        self.assertEqual(
+	    self.mockfile.read(),
+            "\r[002/100][=.................................................] "
+	)
+
+    def test_progress_50_100(self):
+	svtplay.output.progressbar(100, 50)
+        self.assertEqual(
+	    self.mockfile.read(),
+            "\r[050/100][=========================.........................] "
+	)
+
+    def test_progress_100_100(self):
+	svtplay.output.progressbar(100, 100)
+        self.assertEqual(
+	    self.mockfile.read(),
+            "\r[100/100][==================================================] "
+	)
+
+    def test_progress_20_100_msg(self):
+	svtplay.output.progressbar(100, 20, "msg")
+        self.assertEqual(
+	    self.mockfile.read(),
+            "\r[020/100][==========........................................] msg"
+	)