--- a/test/unittest_utils.py	Tue Mar 30 10:50:46 2010 +0200
+++ b/test/unittest_utils.py	Tue Mar 30 10:57:42 2010 +0200
@@ -11,7 +11,7 @@
 import datetime
 
 from logilab.common.testlib import TestCase, unittest_main
-from cubicweb.utils import make_uid, UStringIO, SizeConstrainedList
+from cubicweb.utils import make_uid, UStringIO, SizeConstrainedList, RepeatList
 
 try:
     import simplejson
@@ -41,6 +41,44 @@
         self.assert_(UStringIO())
 
 
+class RepeatListTC(TestCase):
+
+    def test_base(self):
+        l = RepeatList(3, (1, 3))
+        self.assertEquals(l[0], (1, 3))
+        self.assertEquals(l[2], (1, 3))
+        self.assertEquals(l[-1], (1, 3))
+        self.assertEquals(len(l), 3)
+        # XXX
+        self.assertEquals(l[4], (1, 3))
+
+        self.failIf(RepeatList(0, None))
+
+    def test_slice(self):
+        l = RepeatList(3, (1, 3))
+        self.assertEquals(l[0:1], [(1, 3)])
+        self.assertEquals(l[0:4], [(1, 3)]*3)
+        self.assertEquals(l[:], [(1, 3)]*3)
+
+    def test_iter(self):
+        self.assertEquals(list(RepeatList(3, (1, 3))),
+                          [(1, 3)]*3)
+
+    def test_add(self):
+        l = RepeatList(3, (1, 3))
+        self.assertEquals(l + [(1, 4)], [(1, 3)]*3  + [(1, 4)])
+        self.assertEquals([(1, 4)] + l, [(1, 4)] + [(1, 3)]*3)
+        self.assertEquals(l + RepeatList(2, (2, 3)), [(1, 3)]*3 + [(2, 3)]*2)
+
+        x = l + RepeatList(2, (1, 3))
+        self.assertIsInstance(x, RepeatList)
+        self.assertEquals(len(x), 5)
+        self.assertEquals(x[0], (1, 3))
+
+        x = l + [(1, 3)] * 2
+        self.assertEquals(x, [(1, 3)] * 5)
+
+
 class SizeConstrainedListTC(TestCase):
 
     def test_append(self):