t/t3060-ls-files-with-tree.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2007 Carl D. Worth
   4 #
   5
   6 test_description='git ls-files test (--with-tree).
   7
   8 This test runs git ls-files --with-tree and in particular in
   9 a scenario known to trigger a crash with some versions of git.
  10 '
  11 . ./test-lib.sh
  12
  13 test_expect_success setup '
  14
  15         # The bug we are exercising requires a fair number of entries
  16         # in a sub-directory so that add_index_entry will trigger a
  17         # realloc.
  18
  19         echo file >expected &&
  20         mkdir sub &&
  21         for n in 0 1 2 3 4 5
  22         do
  23                 for m in 0 1 2 3 4 5 6 7 8 9
  24                 do
  25                         num=00$n$m &&
  26                         >sub/file-$num &&
  27                         echo file-$num >>expected ||
  28                         return 1
  29                 done
  30         done &&
  31         git add . &&
  32         git commit -m "add a bunch of files" &&
  33
  34         # We remove them all so that we will have something to add
  35         # back with --with-tree and so that we will definitely be
  36         # under the realloc size to trigger the bug.
  37         rm -rf sub &&
  38         git commit -a -m "remove them all" &&
  39
  40         # The bug also requires some entry before our directory so that
  41         # prune_path will modify the_index.cache
  42
  43         mkdir a_directory_that_sorts_before_sub &&
  44         >a_directory_that_sorts_before_sub/file &&
  45         mkdir sub &&
  46         >sub/file &&
  47         git add .
  48 '
  49
  50 test_expect_success 'usage' '
  51         test_expect_code 128 git ls-files --with-tree=HEAD -u &&
  52         test_expect_code 128 git ls-files --with-tree=HEAD -s &&
  53         test_expect_code 128 git ls-files --recurse-submodules --with-tree=HEAD
  54 '
  55
  56 test_expect_success 'git ls-files --with-tree should succeed from subdir' '
  57         # We have to run from a sub-directory to trigger prune_path
  58         # Then we finally get to run our --with-tree test
  59         (
  60                 cd sub &&
  61                 git ls-files --with-tree=HEAD~1 >../output
  62         )
  63 '
  64
  65 test_expect_success \
  66     'git ls-files --with-tree should add entries from named tree.' \
  67     'test_cmp expected output'
  68
  69 test_expect_success 'no duplicates in --with-tree output' '
  70         git ls-files --with-tree=HEAD >actual &&
  71         sort -u actual >expected &&
  72         test_cmp expected actual
  73 '
  74
  75 test_expect_success 'setup: output in a conflict' '
  76         test_create_repo conflict &&
  77         test_commit -C conflict BASE file &&
  78         test_commit -C conflict A file foo &&
  79         git -C conflict reset --hard BASE &&
  80         test_commit -C conflict B file bar
  81 '
  82
  83 test_expect_success 'output in a conflict' '
  84         test_must_fail git -C conflict merge A B &&
  85         cat >expected <<-\EOF &&
  86         file
  87         file
  88         file
  89         file
  90         EOF
  91         git -C conflict ls-files --with-tree=HEAD >actual &&
  92         test_cmp expected actual
  93 '
  94
  95 test_expect_success 'output with removed .git/index' '
  96         cat >expected <<-\EOF &&
  97         file
  98         EOF
  99         rm conflict/.git/index &&
 100         git -C conflict ls-files --with-tree=HEAD >actual &&
 101         test_cmp expected actual
 102 '
 103
 104 test_done