t/t7503-pre-commit-and-pre-merge-commit-hooks.sh

   1 #!/bin/sh
   2
   3 test_description='pre-commit and pre-merge-commit hooks'
   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 'root commit' '
  11         echo "root" >file &&
  12         git add file &&
  13         git commit -m "zeroth" &&
  14         git checkout -b side &&
  15         echo "foo" >foo &&
  16         git add foo &&
  17         git commit -m "make it non-ff" &&
  18         git branch side-orig side &&
  19         git checkout main
  20 '
  21
  22 test_expect_success 'setup conflicting branches' '
  23         test_when_finished "git checkout main" &&
  24         git checkout -b conflicting-a main &&
  25         echo a >conflicting &&
  26         git add conflicting &&
  27         git commit -m conflicting-a &&
  28         git checkout -b conflicting-b main &&
  29         echo b >conflicting &&
  30         git add conflicting &&
  31         git commit -m conflicting-b
  32 '
  33
  34 test_expect_success 'with no hook' '
  35         test_when_finished "rm -f actual_hooks" &&
  36         echo "foo" >file &&
  37         git add file &&
  38         git commit -m "first" &&
  39         test_path_is_missing actual_hooks
  40 '
  41
  42 test_expect_success 'with no hook (merge)' '
  43         test_when_finished "rm -f actual_hooks" &&
  44         git branch -f side side-orig &&
  45         git checkout side &&
  46         git merge -m "merge main" main &&
  47         git checkout main &&
  48         test_path_is_missing actual_hooks
  49 '
  50
  51 test_expect_success '--no-verify with no hook' '
  52         test_when_finished "rm -f actual_hooks" &&
  53         echo "bar" >file &&
  54         git add file &&
  55         git commit --no-verify -m "bar" &&
  56         test_path_is_missing actual_hooks
  57 '
  58
  59 test_expect_success '--no-verify with no hook (merge)' '
  60         test_when_finished "rm -f actual_hooks" &&
  61         git branch -f side side-orig &&
  62         git checkout side &&
  63         git merge --no-verify -m "merge main" main &&
  64         git checkout main &&
  65         test_path_is_missing actual_hooks
  66 '
  67
  68 setup_success_hook () {
  69         test_when_finished "rm -f actual_hooks expected_hooks" &&
  70         echo "$1" >expected_hooks &&
  71         test_hook "$1" <<-EOF
  72         echo $1 >>actual_hooks
  73         EOF
  74 }
  75
  76 test_expect_success 'with succeeding hook' '
  77         setup_success_hook "pre-commit" &&
  78         echo "more" >>file &&
  79         git add file &&
  80         git commit -m "more" &&
  81         test_cmp expected_hooks actual_hooks
  82 '
  83
  84 test_expect_success 'with succeeding hook (merge)' '
  85         setup_success_hook "pre-merge-commit" &&
  86         git checkout side &&
  87         git merge -m "merge main" main &&
  88         git checkout main &&
  89         test_cmp expected_hooks actual_hooks
  90 '
  91
  92 test_expect_success 'automatic merge fails; both hooks are available' '
  93         setup_success_hook "pre-commit" &&
  94         setup_success_hook "pre-merge-commit" &&
  95
  96         git checkout conflicting-a &&
  97         test_must_fail git merge -m "merge conflicting-b" conflicting-b &&
  98         test_path_is_missing actual_hooks &&
  99
 100         echo "pre-commit" >expected_hooks &&
 101         echo a+b >conflicting &&
 102         git add conflicting &&
 103         git commit -m "resolve conflict" &&
 104         test_cmp expected_hooks actual_hooks
 105 '
 106
 107 test_expect_success '--no-verify with succeeding hook' '
 108         setup_success_hook "pre-commit" &&
 109         echo "even more" >>file &&
 110         git add file &&
 111         git commit --no-verify -m "even more" &&
 112         test_path_is_missing actual_hooks
 113 '
 114
 115 test_expect_success '--no-verify with succeeding hook (merge)' '
 116         setup_success_hook "pre-merge-commit" &&
 117         git branch -f side side-orig &&
 118         git checkout side &&
 119         git merge --no-verify -m "merge main" main &&
 120         git checkout main &&
 121         test_path_is_missing actual_hooks
 122 '
 123
 124 setup_failing_hook () {
 125         test_when_finished "rm -f actual_hooks" &&
 126         test_hook "$1" <<-EOF
 127         echo $1-failing-hook >>actual_hooks
 128         exit 1
 129         EOF
 130 }
 131
 132 test_expect_success 'with failing hook' '
 133         setup_failing_hook "pre-commit" &&
 134         test_when_finished "rm -f expected_hooks" &&
 135         echo "pre-commit-failing-hook" >expected_hooks &&
 136
 137         echo "another" >>file &&
 138         git add file &&
 139         test_must_fail git commit -m "another" &&
 140         test_cmp expected_hooks actual_hooks
 141 '
 142
 143 test_expect_success '--no-verify with failing hook' '
 144         setup_failing_hook "pre-commit" &&
 145         echo "stuff" >>file &&
 146         git add file &&
 147         git commit --no-verify -m "stuff" &&
 148         test_path_is_missing actual_hooks
 149 '
 150
 151 test_expect_success 'with failing hook (merge)' '
 152         setup_failing_hook "pre-merge-commit" &&
 153         echo "pre-merge-commit-failing-hook" >expected_hooks &&
 154         git checkout side &&
 155         test_must_fail git merge -m "merge main" main &&
 156         git checkout main &&
 157         test_cmp expected_hooks actual_hooks
 158 '
 159
 160 test_expect_success '--no-verify with failing hook (merge)' '
 161         setup_failing_hook "pre-merge-commit" &&
 162
 163         git branch -f side side-orig &&
 164         git checkout side &&
 165         git merge --no-verify -m "merge main" main &&
 166         git checkout main &&
 167         test_path_is_missing actual_hooks
 168 '
 169
 170 setup_non_exec_hook () {
 171         test_when_finished "rm -f actual_hooks" &&
 172         test_hook "$1" <<-\EOF &&
 173         echo non-exec >>actual_hooks
 174         exit 1
 175         EOF
 176         test_hook --disable "$1"
 177 }
 178
 179
 180 test_expect_success POSIXPERM 'with non-executable hook' '
 181         setup_non_exec_hook "pre-commit" &&
 182         echo "content" >>file &&
 183         git add file &&
 184         git commit -m "content" &&
 185         test_path_is_missing actual_hooks
 186 '
 187
 188 test_expect_success POSIXPERM '--no-verify with non-executable hook' '
 189         setup_non_exec_hook "pre-commit" &&
 190         echo "more content" >>file &&
 191         git add file &&
 192         git commit --no-verify -m "more content" &&
 193         test_path_is_missing actual_hooks
 194 '
 195
 196 test_expect_success POSIXPERM 'with non-executable hook (merge)' '
 197         setup_non_exec_hook "pre-merge" &&
 198         git branch -f side side-orig &&
 199         git checkout side &&
 200         git merge -m "merge main" main &&
 201         git checkout main &&
 202         test_path_is_missing actual_hooks
 203 '
 204
 205 test_expect_success POSIXPERM '--no-verify with non-executable hook (merge)' '
 206         setup_non_exec_hook "pre-merge" &&
 207         git branch -f side side-orig &&
 208         git checkout side &&
 209         git merge --no-verify -m "merge main" main &&
 210         git checkout main &&
 211         test_path_is_missing actual_hooks
 212 '
 213
 214 setup_require_prefix_hook () {
 215         test_when_finished "rm -f expected_hooks" &&
 216         echo require-prefix >expected_hooks &&
 217         test_hook pre-commit <<-\EOF
 218         echo require-prefix >>actual_hooks
 219         test $GIT_PREFIX = "success/"
 220         EOF
 221 }
 222
 223 test_expect_success 'with hook requiring GIT_PREFIX' '
 224         test_when_finished "rm -rf actual_hooks success" &&
 225         setup_require_prefix_hook &&
 226         echo "more content" >>file &&
 227         git add file &&
 228         mkdir success &&
 229         (
 230                 cd success &&
 231                 git commit -m "hook requires GIT_PREFIX = success/"
 232         ) &&
 233         test_cmp expected_hooks actual_hooks
 234 '
 235
 236 test_expect_success 'with failing hook requiring GIT_PREFIX' '
 237         test_when_finished "rm -rf actual_hooks fail" &&
 238         setup_require_prefix_hook &&
 239         echo "more content" >>file &&
 240         git add file &&
 241         mkdir fail &&
 242         (
 243                 cd fail &&
 244                 test_must_fail git commit -m "hook must fail"
 245         ) &&
 246         git checkout -- file &&
 247         test_cmp expected_hooks actual_hooks
 248 '
 249
 250 setup_require_author_hook () {
 251         test_when_finished "rm -f expected_hooks actual_hooks" &&
 252         echo check-author >expected_hooks &&
 253         test_hook pre-commit <<-\EOF
 254         echo check-author >>actual_hooks
 255         test "$GIT_AUTHOR_NAME" = "New Author" &&
 256         test "$GIT_AUTHOR_EMAIL" = "newauthor@example.com"
 257         EOF
 258 }
 259
 260
 261 test_expect_success 'check the author in hook' '
 262         setup_require_author_hook &&
 263         cat >expected_hooks <<-EOF &&
 264         check-author
 265         check-author
 266         check-author
 267         EOF
 268         test_must_fail git commit --allow-empty -m "by a.u.thor" &&
 269         (
 270                 GIT_AUTHOR_NAME="New Author" &&
 271                 GIT_AUTHOR_EMAIL="newauthor@example.com" &&
 272                 export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL &&
 273                 git commit --allow-empty -m "by new.author via env" &&
 274                 git show -s
 275         ) &&
 276         git commit --author="New Author <newauthor@example.com>" \
 277                 --allow-empty -m "by new.author via command line" &&
 278         git show -s &&
 279         test_cmp expected_hooks actual_hooks
 280 '
 281
 282 test_done