Update Lib/test/test_float.py

Co-authored-by: Serhiy Storchaka <[email protected]>

Author: skirpichev

Lib/test/test_float.py

@@ -768,20 +768,22 @@ def test_format(self):
         self.assertEqual(format(x, '<21._f'), '123456.123_456       ')
         self.assertEqual(format(x, '+.11_e'), '+1.234_561_234_56e+05')
         self.assertEqual(format(x, '+.11,e'), '+1.234,561,234,56e+05')
-        self.assertEqual(format(x, '019_._f'), '000_123_456.123_456')
-        self.assertEqual(format(x, '021_.10_f'), '123_456.123_456_000_0')
+        self.assertEqual(format(x, '021_._f'), '0_000_123_456.123_456')
+        self.assertEqual(format(x, '020_._f'), '0_000_123_456.123_456')
+        self.assertEqual(format(x, '+021_._f'), '+0_000_123_456.123_456')
+        self.assertEqual(format(x, '21_._f'), '      123_456.123_456')
         self.assertEqual(format(x, '>021_._f'), '000000123_456.123_456')
-        self.assertEqual(format(x, '>021._f'), '0000000123456.123_456')
         self.assertEqual(format(x, '<021_._f'), '123_456.123_456000000')
-        self.assertEqual(format(x, '<021._f'), '123456.123_4560000000')
-        self.assertEqual(format(x, '021._f'), '0000000123456.123_456')
-        self.assertEqual(format(x, '21._f'), '       123456.123_456')
-        self.assertEqual(format(x, ' 21._f'), '       123456.123_456')
-        self.assertEqual(format(x, 'z=21._f'), 'zzzzzzz123456.123_456')
-        self.assertEqual(format(x, 'z>21._f'), 'zzzzzzz123456.123_456')
-        self.assertEqual(format(x, 'z<21._f'), '123456.123_456zzzzzzz')
-        self.assertEqual(format(x, '019_._e'), '000_001.234_561e+05')
-        self.assertEqual(format(x, '021_.10_e'), '001.234_561_234_6e+05')
+        self.assertEqual(format(x, '023_.10_f'), '0_123_456.123_456_000_0')
+        self.assertEqual(format(x, '022_.10_f'), '0_123_456.123_456_000_0')
+        self.assertEqual(format(x, '+023_.10_f'), '+0_123_456.123_456_000_0')
+        self.assertEqual(format(x, '023_.9_f'), '000_123_456.123_456_000')
+        self.assertEqual(format(x, '021_._e'), '0_000_001.234_561e+05')
+        self.assertEqual(format(x, '020_._e'), '0_000_001.234_561e+05')
+        self.assertEqual(format(x, '+021_._e'), '+0_000_001.234_561e+05')
+        self.assertEqual(format(x, '023_.10_e'), '0_001.234_561_234_6e+05')
+        self.assertEqual(format(x, '022_.10_e'), '0_001.234_561_234_6e+05')
+        self.assertEqual(format(x, '023_.9_e'), '000_001.234_561_235e+05')
 
         self.assertRaises(ValueError, format, x, '._6f')
         self.assertRaises(ValueError, format, x, '.,_f')