t/t2015-checkout-unborn.sh

   1 #!/bin/sh
   2
   3 test_description='checkout from unborn branch'
   4 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
   5 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
   6
   7 TEST_PASSES_SANITIZE_LEAK=true
   8 . ./test-lib.sh
   9
  10 test_expect_success 'setup' '
  11         mkdir parent &&
  12         (cd parent &&
  13          git init &&
  14          echo content >file &&
  15          git add file &&
  16          git commit -m base
  17         ) &&
  18         git fetch parent main:origin
  19 '
  20
  21 test_expect_success 'checkout from unborn preserves untracked files' '
  22         echo precious >expect &&
  23         echo precious >file &&
  24         test_must_fail git checkout -b new origin &&
  25         test_cmp expect file
  26 '
  27
  28 test_expect_success 'checkout from unborn preserves index contents' '
  29         echo precious >expect &&
  30         echo precious >file &&
  31         git add file &&
  32         test_must_fail git checkout -b new origin &&
  33         test_cmp expect file &&
  34         git show :file >file &&
  35         test_cmp expect file
  36 '
  37
  38 test_expect_success 'checkout from unborn merges identical index contents' '
  39         echo content >file &&
  40         git add file &&
  41         git checkout -b new origin
  42 '
  43
  44 test_expect_success 'checking out another branch from unborn state' '
  45         git checkout --orphan newroot &&
  46         git checkout -b anothername &&
  47         test_must_fail git show-ref --verify refs/heads/newroot &&
  48         git symbolic-ref HEAD >actual &&
  49         echo refs/heads/anothername >expect &&
  50         test_cmp expect actual
  51 '
  52
  53 test_expect_success 'checking out in a newly created repo' '
  54         test_create_repo empty &&
  55         (
  56                 cd empty &&
  57                 git symbolic-ref HEAD >expect &&
  58                 test_must_fail git checkout &&
  59                 git symbolic-ref HEAD >actual &&
  60                 test_cmp expect actual
  61         )
  62 '
  63
  64 test_done