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-rw-r--r--test/unit/gluster/test_gfapi.py12
1 files changed, 12 insertions, 0 deletions
diff --git a/test/unit/gluster/test_gfapi.py b/test/unit/gluster/test_gfapi.py
index 1608332..0d73a32 100644
--- a/test/unit/gluster/test_gfapi.py
+++ b/test/unit/gluster/test_gfapi.py
@@ -180,6 +180,18 @@ class TestFile(unittest.TestCase):
b = self.fd.read(5)
self.assertEqual(b, 0)
+ def test_read_buflen_negative(self):
+ _mock_fgetsize = Mock(return_value=12345)
+
+ def _mock_glfs_read(fd, rbuf, buflen, flags):
+ self.assertEqual(buflen, 12345)
+ return buflen
+
+ for buflen in (-1,-2,-999):
+ with patch("glusterfs.gfapi.api.glfs_read", _mock_glfs_read):
+ with patch("glusterfs.gfapi.File.fgetsize", _mock_fgetsize):
+ b = self.fd.read(buflen)
+
def test_write_success(self):
mock_glfs_write = Mock()
mock_glfs_write.return_value = 5