1 files changed, 11 insertions, 0 deletions
diff --git a/Lib/test/test_zipfile.py b/Lib/test/test_zipfile.py
index 782020c..bb0d79a 100644
--- a/Lib/test/test_zipfile.py
+++ b/Lib/test/test_zipfile.py
@@ -507,6 +507,13 @@ class TestsWithSourceFile(unittest.TestCase):
         except zipfile.BadZipFile:
             self.assertTrue(zipfp2.fp is None, 'zipfp is not closed')
 
+    def test_add_file_before_1980(self):
+        # Set atime and mtime to 1970-01-01
+        os.utime(TESTFN, (0, 0))
+        with zipfile.ZipFile(TESTFN2, "w") as zipfp:
+            self.assertRaises(ValueError, zipfp.write, TESTFN)
+
+
     @skipUnless(zlib, "requires zlib")
     def test_unicode_filenames(self):
         # bug #10801
@@ -1053,6 +1060,10 @@ class OtherTests(unittest.TestCase):
         f.close()
         self.assertRaises(zipfile.BadZipFile, zipfile.ZipFile, TESTFN, 'r')
 
+    def test_create_zipinfo_before_1980(self):
+        self.assertRaises(ValueError,
+                          zipfile.ZipInfo, 'seventies', (1979, 1, 1, 0, 0, 0))
+
     def tearDown(self):
         unlink(TESTFN)
         unlink(TESTFN2)