t / lib-read-tree.shon commit interpret_branch_name: always respect "namelen" parameter (8cd4249)
   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#
   7read_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
  15read_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
  23read_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
  34read_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}