11510: Fix longstanding bug in replace_range() when appending data from a buffer...

[arvados.git] / sdk / python / tests / test_stream.py

diff --git a/sdk/python/tests/test_stream.py b/sdk/python/tests/test_stream.py
index 2c31ef99541385f98082b3cc0c727d262e5b9c09..d4b22070879901cbe55d604c1fc050f06d07a096 100644 (file)
--- a/sdk/python/tests/test_stream.py
+++ b/sdk/python/tests/test_stream.py
@@ -76,7 +76,8 @@ class StreamFileReaderTestCase(unittest.TestCase):
     def test_seek_max_size(self):
         sfile = self.make_count_reader()
         sfile.seek(2, os.SEEK_END)
-        self.assertEqual(9, sfile.tell())
+        # POSIX permits seeking past end of file.
+        self.assertEqual(11, sfile.tell())
 
     def test_size(self):
         self.assertEqual(9, self.make_count_reader().size())
@@ -191,6 +192,12 @@ class StreamFileReaderTestCase(unittest.TestCase):
         data = reader.readlines()
         self.assertEqual(['two\n', '\n', 'three\n', 'four\n', '\n'], data)
 
+    def test_readline_then_readall(self):
+        reader = self.make_newlines_reader()
+        data = reader.readline()
+        self.assertEqual('one\n', data)
+        self.assertEqual(''.join(['two\n', '\n', 'three\n', 'four\n', '\n']), ''.join(reader.readall()))
+
 
 class StreamRetryTestMixin(object):
     # Define reader_for(coll_name, **kwargs)