t / t4254-am-corrupt.shon commit add -p: fix counting empty context lines in edited patches (f4d35a6)
   1#!/bin/sh
   2
   3test_description='git am with corrupt input'
   4. ./test-lib.sh
   5
   6test_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.
  27test_expect_success 'try to apply corrupted patch' '
  28        test_must_fail git am bad-patch.diff 2>actual
  29'
  30
  31test_expect_success 'compare diagnostic; ensure file is still here' '
  32        echo "error: git diff header lacks filename information (line 4)" >expected &&
  33        test_path_is_file f &&
  34        test_i18ncmp expected actual
  35'
  36
  37test_done