t/lib-read-tree.sh

   1 #!/bin/sh
   2 #
   3 # Helper functions to check if read-tree would succeed/fail as expected with
   4 # and without the dry-run option. They also test that the dry-run does not
   5 # write the index and that together with -u it doesn't touch the work tree.
   6 #
   7 read_tree_must_succeed () {
   8     git ls-files -s >pre-dry-run &&
   9     git read-tree -n "$@" &&
  10     git ls-files -s >post-dry-run &&
  11     test_cmp pre-dry-run post-dry-run &&
  12     git read-tree "$@"
  13 }
  14
  15 read_tree_must_fail () {
  16     git ls-files -s >pre-dry-run &&
  17     test_must_fail git read-tree -n "$@" &&
  18     git ls-files -s >post-dry-run &&
  19     test_cmp pre-dry-run post-dry-run &&
  20     test_must_fail git read-tree "$@"
  21 }
  22
  23 read_tree_u_must_succeed () {
  24     git ls-files -s >pre-dry-run &&
  25     git diff-files -p >pre-dry-run-wt &&
  26     git read-tree -n "$@" &&
  27     git ls-files -s >post-dry-run &&
  28     git diff-files -p >post-dry-run-wt &&
  29     test_cmp pre-dry-run post-dry-run &&
  30     test_cmp pre-dry-run-wt post-dry-run-wt &&
  31     git read-tree "$@"
  32 }
  33
  34 read_tree_u_must_fail () {
  35     git ls-files -s >pre-dry-run &&
  36     git diff-files -p >pre-dry-run-wt &&
  37     test_must_fail git read-tree -n "$@" &&
  38     git ls-files -s >post-dry-run &&
  39     git diff-files -p >post-dry-run-wt &&
  40     test_cmp pre-dry-run post-dry-run &&
  41     test_cmp pre-dry-run-wt post-dry-run-wt &&
  42     test_must_fail git read-tree "$@"
  43 }