t/t4254-am-corrupt.sh

   1 #!/bin/sh
   2
   3 test_description='git am with corrupt input'
   4 . ./test-lib.sh
   5
   6 test_expect_success setup '
   7         # Note the missing "+++" line:
   8         cat >bad-patch.diff <<-\EOF &&
   9         From: A U Thor <au.thor@example.com>
  10         diff --git a/f b/f
  11         index 7898192..6178079 100644
  12         --- a/f
  13         @@ -1 +1 @@
  14         -a
  15         +b
  16         EOF
  17
  18         echo a >f &&
  19         git add f &&
  20         test_tick &&
  21         git commit -m initial
  22 '
  23
  24 # This used to fail before, too, but with a different diagnostic.
  25 #   fatal: unable to write file '(null)' mode 100644: Bad address
  26 # Also, it had the unwanted side-effect of deleting f.
  27 test_expect_success 'try to apply corrupted patch' '
  28         test_must_fail git am bad-patch.diff 2>actual
  29 '
  30
  31 test_expect_success 'compare diagnostic; ensure file is still here' '
  32         echo "fatal: git diff header lacks filename information (line 4)" >expected &&
  33         test_path_is_file f &&
  34         test_cmp expected actual
  35 '
  36
  37 test_done