diff --git a/test/functional/tests.py b/test/functional/tests.py
index 9a5992b5cf..19d737db3c 100644
--- a/test/functional/tests.py
+++ b/test/functional/tests.py
@@ -1645,6 +1645,50 @@ class TestDlo(Base):
             file_contents,
             "aaaaaaaaaabbbbbbbbbbccccccccccddddddddddeeeeeeeeeeffffffffff")
 
+    def test_dlo_if_match_get(self):
+        manifest = self.env.container.file("man1")
+        etag = manifest.info()['etag']
+
+        self.assertRaises(ResponseError, manifest.read,
+                          hdrs={'If-Match': 'not-%s' % etag})
+        self.assert_status(412)
+
+        manifest.read(hdrs={'If-Match': etag})
+        self.assert_status(200)
+
+    def test_dlo_if_none_match_get(self):
+        manifest = self.env.container.file("man1")
+        etag = manifest.info()['etag']
+
+        self.assertRaises(ResponseError, manifest.read,
+                          hdrs={'If-None-Match': etag})
+        self.assert_status(304)
+
+        manifest.read(hdrs={'If-None-Match': "not-%s" % etag})
+        self.assert_status(200)
+
+    def test_dlo_if_match_head(self):
+        manifest = self.env.container.file("man1")
+        etag = manifest.info()['etag']
+
+        self.assertRaises(ResponseError, manifest.info,
+                          hdrs={'If-Match': 'not-%s' % etag})
+        self.assert_status(412)
+
+        manifest.info(hdrs={'If-Match': etag})
+        self.assert_status(200)
+
+    def test_dlo_if_none_match_head(self):
+        manifest = self.env.container.file("man1")
+        etag = manifest.info()['etag']
+
+        self.assertRaises(ResponseError, manifest.info,
+                          hdrs={'If-None-Match': etag})
+        self.assert_status(304)
+
+        manifest.info(hdrs={'If-None-Match': "not-%s" % etag})
+        self.assert_status(200)
+
 
 class TestDloUTF8(Base2, TestDlo):
     set_up = False