t/t2019-checkout-ambiguous-ref.sh

   1 #!/bin/sh
   2
   3 test_description='checkout handling of ambiguous (branch/tag) refs'
   4
   5 TEST_PASSES_SANITIZE_LEAK=true
   6 . ./test-lib.sh
   7
   8 test_expect_success 'setup ambiguous refs' '
   9         test_commit branch file &&
  10         git branch ambiguity &&
  11         git branch vagueness &&
  12         test_commit tag file &&
  13         git tag ambiguity &&
  14         git tag vagueness HEAD:file &&
  15         test_commit other file
  16 '
  17
  18 test_expect_success 'checkout ambiguous ref succeeds' '
  19         git checkout ambiguity 2>stderr
  20 '
  21
  22 test_expect_success 'checkout produces ambiguity warning' '
  23         grep "warning.*ambiguous" stderr
  24 '
  25
  26 test_expect_success 'checkout chooses branch over tag' '
  27         echo refs/heads/ambiguity >expect &&
  28         git symbolic-ref HEAD >actual &&
  29         test_cmp expect actual &&
  30         echo branch >expect &&
  31         test_cmp expect file
  32 '
  33
  34 test_expect_success 'checkout reports switch to branch' '
  35         test_grep "Switched to branch" stderr &&
  36         test_grep ! "^HEAD is now at" stderr
  37 '
  38
  39 test_expect_success 'checkout vague ref succeeds' '
  40         git checkout vagueness 2>stderr &&
  41         test_set_prereq VAGUENESS_SUCCESS
  42 '
  43
  44 test_expect_success VAGUENESS_SUCCESS 'checkout produces ambiguity warning' '
  45         grep "warning.*ambiguous" stderr
  46 '
  47
  48 test_expect_success VAGUENESS_SUCCESS 'checkout chooses branch over tag' '
  49         echo refs/heads/vagueness >expect &&
  50         git symbolic-ref HEAD >actual &&
  51         test_cmp expect actual &&
  52         echo branch >expect &&
  53         test_cmp expect file
  54 '
  55
  56 test_expect_success VAGUENESS_SUCCESS 'checkout reports switch to branch' '
  57         test_grep "Switched to branch" stderr &&
  58         test_grep ! "^HEAD is now at" stderr
  59 '
  60
  61 test_done