Make dbm.dumb encode strings as UTF-8. Also fix it so it accepts bytes and

strings.

Closes issue #3799.

1 files changed, 31 insertions, 15 deletions

diff --git a/Lib/test/test_dbm_dumb.py b/Lib/test/test_dbm_dumb.py
index 9bdc240..940991d 100644
--- a/Lib/test/test_dbm_dumb.py
+++ b/Lib/test/test_dbm_dumb.py
@@ -19,13 +19,14 @@ def _delete_files():
             pass
 
 class DumbDBMTestCase(unittest.TestCase):
-    _dict = {'0': b'',
-             'a': b'Python:',
-             'b': b'Programming',
-             'c': b'the',
-             'd': b'way',
-             'f': b'Guido',
-             'g': b'intended',
+    _dict = {b'0': b'',
+             b'a': b'Python:',
+             b'b': b'Programming',
+             b'c': b'the',
+             b'd': b'way',
+             b'f': b'Guido',
+             b'g': b'intended',
+             '\u00fc'.encode('utf-8') : b'!',
              }
 
     def __init__(self, *args):
@@ -35,7 +36,7 @@ class DumbDBMTestCase(unittest.TestCase):
         f = dumbdbm.open(_fname, 'c')
         self.assertEqual(list(f.keys()), [])
         for key in self._dict:
-            f[key.encode("ascii")] = self._dict[key]
+            f[key] = self._dict[key]
         self.read_helper(f)
         f.close()
 
@@ -73,7 +74,7 @@ class DumbDBMTestCase(unittest.TestCase):
     def test_dumbdbm_modification(self):
         self.init_db()
         f = dumbdbm.open(_fname, 'w')
-        self._dict['g'] = f[b'g'] = b"indented"
+        self._dict[b'g'] = f[b'g'] = b"indented"
         self.read_helper(f)
         f.close()
 
@@ -105,6 +106,21 @@ class DumbDBMTestCase(unittest.TestCase):
         self.assertEqual(f[b'1'], b'hello2')
         f.close()
 
+    def test_str_read(self):
+        self.init_db()
+        f = dumbdbm.open(_fname, 'r')
+        self.assertEqual(f['\u00fc'], self._dict['\u00fc'.encode('utf-8')])
+
+    def test_str_write_contains(self):
+        self.init_db()
+        f = dumbdbm.open(_fname)
+        f['\u00fc'] = b'!'
+        f.close()
+        f = dumbdbm.open(_fname, 'r')
+        self.assert_('\u00fc' in f)
+        self.assertEqual(f['\u00fc'.encode('utf-8')],
+                         self._dict['\u00fc'.encode('utf-8')])
+
     def test_line_endings(self):
         # test for bug #1172763: dumbdbm would die if the line endings
         # weren't what was expected.
@@ -129,16 +145,16 @@ class DumbDBMTestCase(unittest.TestCase):
     def read_helper(self, f):
         keys = self.keys_helper(f)
         for key in self._dict:
-            self.assertEqual(self._dict[key], f[key.encode("ascii")])
+            self.assertEqual(self._dict[key], f[key])
 
     def init_db(self):
         f = dumbdbm.open(_fname, 'w')
         for k in self._dict:
-            f[k.encode("ascii")] = self._dict[k]
+            f[k] = self._dict[k]
         f.close()
 
     def keys_helper(self, f):
-        keys = sorted(k.decode("ascii") for k in f.keys())
+        keys = sorted(f.keys())
         dkeys = sorted(self._dict.keys())
         self.assertEqual(keys, dkeys)
         return keys
@@ -155,12 +171,12 @@ class DumbDBMTestCase(unittest.TestCase):
                 if random.random() < 0.2:
                     if k in d:
                         del d[k]
-                        del f[k.encode("ascii")]
+                        del f[k]
                 else:
                     v = random.choice((b'a', b'b', b'c')) * random.randrange(10000)
                     d[k] = v
-                    f[k.encode("ascii")] = v
-                    self.assertEqual(f[k.encode("ascii")], v)
+                    f[k] = v
+                    self.assertEqual(f[k], v)
             f.close()
 
             f = dumbdbm.open(_fname)