t/t2010-checkout-ambiguous.sh

   1 #!/bin/sh
   2
   3 test_description='checkout and pathspecs/refspecs ambiguities'
   4
   5 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
   6 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
   7
   8 . ./test-lib.sh
   9
  10 test_expect_success 'setup' '
  11         echo hello >world &&
  12         echo hello >all &&
  13         git add all world &&
  14         git commit -m initial &&
  15         git branch world
  16 '
  17
  18 test_expect_success 'reference must be a tree' '
  19         test_must_fail git checkout $(git hash-object ./all) --
  20 '
  21
  22 test_expect_success 'branch switching' '
  23         test "refs/heads/main" = "$(git symbolic-ref HEAD)" &&
  24         git checkout world -- &&
  25         test "refs/heads/world" = "$(git symbolic-ref HEAD)"
  26 '
  27
  28 test_expect_success 'checkout world from the index' '
  29         echo bye > world &&
  30         git checkout -- world &&
  31         git diff --exit-code --quiet
  32 '
  33
  34 test_expect_success 'non ambiguous call' '
  35         git checkout all
  36 '
  37
  38 test_expect_success 'allow the most common case' '
  39         git checkout world &&
  40         test "refs/heads/world" = "$(git symbolic-ref HEAD)"
  41 '
  42
  43 test_expect_success 'check ambiguity' '
  44         test_must_fail git checkout world all
  45 '
  46
  47 test_expect_success 'check ambiguity in subdir' '
  48         mkdir sub &&
  49         # not ambiguous because sub/world does not exist
  50         git -C sub checkout world ../all &&
  51         echo hello >sub/world &&
  52         # ambiguous because sub/world does exist
  53         test_must_fail git -C sub checkout world ../all
  54 '
  55
  56 test_expect_success 'disambiguate checking out from a tree-ish' '
  57         echo bye > world &&
  58         git checkout world -- world &&
  59         git diff --exit-code --quiet
  60 '
  61
  62 test_expect_success 'accurate error message with more than one ref' '
  63         test_must_fail git checkout HEAD main -- 2>actual &&
  64         test_i18ngrep 2 actual &&
  65         test_i18ngrep "one reference expected, 2 given" actual
  66 '
  67
  68 test_done