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_PASSES_SANITIZE_LEAK=true
   9 . ./test-lib.sh
  10
  11 test_expect_success 'root commit' '
  12         echo "root" >file &&
  13         git add file &&
  14         git commit -m "zeroth" &&
  15         git checkout -b side &&
  16         echo "foo" >foo &&
  17         git add foo &&
  18         git commit -m "make it non-ff" &&
  19         git branch side-orig side &&
  20         git checkout main
  21 '
  22
  23 test_expect_success 'setup conflicting branches' '
  24         test_when_finished "git checkout main" &&
  25         git checkout -b conflicting-a main &&
  26         echo a >conflicting &&
  27         git add conflicting &&
  28         git commit -m conflicting-a &&
  29         git checkout -b conflicting-b main &&
  30         echo b >conflicting &&
  31         git add conflicting &&
  32         git commit -m conflicting-b
  33 '
  34
  35 test_expect_success 'with no hook' '
  36         test_when_finished "rm -f actual_hooks" &&
  37         echo "foo" >file &&
  38         git add file &&
  39         git commit -m "first" &&
  40         test_path_is_missing actual_hooks
  41 '
  42
  43 test_expect_success 'with no hook (merge)' '
  44         test_when_finished "rm -f actual_hooks" &&
  45         git branch -f side side-orig &&
  46         git checkout side &&
  47         git merge -m "merge main" main &&
  48         git checkout main &&
  49         test_path_is_missing actual_hooks
  50 '
  51
  52 test_expect_success '--no-verify with no hook' '
  53         test_when_finished "rm -f actual_hooks" &&
  54         echo "bar" >file &&
  55         git add file &&
  56         git commit --no-verify -m "bar" &&
  57         test_path_is_missing actual_hooks
  58 '
  59
  60 test_expect_success '--no-verify with no hook (merge)' '
  61         test_when_finished "rm -f actual_hooks" &&
  62         git branch -f side side-orig &&
  63         git checkout side &&
  64         git merge --no-verify -m "merge main" main &&
  65         git checkout main &&
  66         test_path_is_missing actual_hooks
  67 '
  68
  69 setup_success_hook () {
  70         test_when_finished "rm -f actual_hooks expected_hooks" &&
  71         echo "$1" >expected_hooks &&
  72         test_hook "$1" <<-EOF
  73         echo $1 >>actual_hooks
  74         EOF
  75 }
  76
  77 test_expect_success 'with succeeding hook' '
  78         setup_success_hook "pre-commit" &&
  79         echo "more" >>file &&
  80         git add file &&
  81         git commit -m "more" &&
  82         test_cmp expected_hooks actual_hooks
  83 '
  84
  85 test_expect_success 'with succeeding hook (merge)' '
  86         setup_success_hook "pre-merge-commit" &&
  87         git checkout side &&
  88         git merge -m "merge main" main &&
  89         git checkout main &&
  90         test_cmp expected_hooks actual_hooks
  91 '
  92
  93 test_expect_success 'automatic merge fails; both hooks are available' '
  94         setup_success_hook "pre-commit" &&
  95         setup_success_hook "pre-merge-commit" &&
  96
  97         git checkout conflicting-a &&
  98         test_must_fail git merge -m "merge conflicting-b" conflicting-b &&
  99         test_path_is_missing actual_hooks &&
 100
 101         echo "pre-commit" >expected_hooks &&
 102         echo a+b >conflicting &&
 103         git add conflicting &&
 104         git commit -m "resolve conflict" &&
 105         test_cmp expected_hooks actual_hooks
 106 '
 107
 108 test_expect_success '--no-verify with succeeding hook' '
 109         setup_success_hook "pre-commit" &&
 110         echo "even more" >>file &&
 111         git add file &&
 112         git commit --no-verify -m "even more" &&
 113         test_path_is_missing actual_hooks
 114 '
 115
 116 test_expect_success '--no-verify with succeeding hook (merge)' '
 117         setup_success_hook "pre-merge-commit" &&
 118         git branch -f side side-orig &&
 119         git checkout side &&
 120         git merge --no-verify -m "merge main" main &&
 121         git checkout main &&
 122         test_path_is_missing actual_hooks
 123 '
 124
 125 setup_failing_hook () {
 126         test_when_finished "rm -f actual_hooks" &&
 127         test_hook "$1" <<-EOF
 128         echo $1-failing-hook >>actual_hooks
 129         exit 1
 130         EOF
 131 }
 132
 133 test_expect_success 'with failing hook' '
 134         setup_failing_hook "pre-commit" &&
 135         test_when_finished "rm -f expected_hooks" &&
 136         echo "pre-commit-failing-hook" >expected_hooks &&
 137
 138         echo "another" >>file &&
 139         git add file &&
 140         test_must_fail git commit -m "another" &&
 141         test_cmp expected_hooks actual_hooks
 142 '
 143
 144 test_expect_success '--no-verify with failing hook' '
 145         setup_failing_hook "pre-commit" &&
 146         echo "stuff" >>file &&
 147         git add file &&
 148         git commit --no-verify -m "stuff" &&
 149         test_path_is_missing actual_hooks
 150 '
 151
 152 test_expect_success 'with failing hook (merge)' '
 153         setup_failing_hook "pre-merge-commit" &&
 154         echo "pre-merge-commit-failing-hook" >expected_hooks &&
 155         git checkout side &&
 156         test_must_fail git merge -m "merge main" main &&
 157         git checkout main &&
 158         test_cmp expected_hooks actual_hooks
 159 '
 160
 161 test_expect_success '--no-verify with failing hook (merge)' '
 162         setup_failing_hook "pre-merge-commit" &&
 163
 164         git branch -f side side-orig &&
 165         git checkout side &&
 166         git merge --no-verify -m "merge main" main &&
 167         git checkout main &&
 168         test_path_is_missing actual_hooks
 169 '
 170
 171 setup_non_exec_hook () {
 172         test_when_finished "rm -f actual_hooks" &&
 173         test_hook "$1" <<-\EOF &&
 174         echo non-exec >>actual_hooks
 175         exit 1
 176         EOF
 177         test_hook --disable "$1"
 178 }
 179
 180
 181 test_expect_success POSIXPERM 'with non-executable hook' '
 182         setup_non_exec_hook "pre-commit" &&
 183         echo "content" >>file &&
 184         git add file &&
 185         git commit -m "content" &&
 186         test_path_is_missing actual_hooks
 187 '
 188
 189 test_expect_success POSIXPERM '--no-verify with non-executable hook' '
 190         setup_non_exec_hook "pre-commit" &&
 191         echo "more content" >>file &&
 192         git add file &&
 193         git commit --no-verify -m "more content" &&
 194         test_path_is_missing actual_hooks
 195 '
 196
 197 test_expect_success POSIXPERM 'with non-executable hook (merge)' '
 198         setup_non_exec_hook "pre-merge" &&
 199         git branch -f side side-orig &&
 200         git checkout side &&
 201         git merge -m "merge main" main &&
 202         git checkout main &&
 203         test_path_is_missing actual_hooks
 204 '
 205
 206 test_expect_success POSIXPERM '--no-verify with non-executable hook (merge)' '
 207         setup_non_exec_hook "pre-merge" &&
 208         git branch -f side side-orig &&
 209         git checkout side &&
 210         git merge --no-verify -m "merge main" main &&
 211         git checkout main &&
 212         test_path_is_missing actual_hooks
 213 '
 214
 215 setup_require_prefix_hook () {
 216         test_when_finished "rm -f expected_hooks" &&
 217         echo require-prefix >expected_hooks &&
 218         test_hook pre-commit <<-\EOF
 219         echo require-prefix >>actual_hooks
 220         test $GIT_PREFIX = "success/"
 221         EOF
 222 }
 223
 224 test_expect_success 'with hook requiring GIT_PREFIX' '
 225         test_when_finished "rm -rf actual_hooks success" &&
 226         setup_require_prefix_hook &&
 227         echo "more content" >>file &&
 228         git add file &&
 229         mkdir success &&
 230         (
 231                 cd success &&
 232                 git commit -m "hook requires GIT_PREFIX = success/"
 233         ) &&
 234         test_cmp expected_hooks actual_hooks
 235 '
 236
 237 test_expect_success 'with failing hook requiring GIT_PREFIX' '
 238         test_when_finished "rm -rf actual_hooks fail" &&
 239         setup_require_prefix_hook &&
 240         echo "more content" >>file &&
 241         git add file &&
 242         mkdir fail &&
 243         (
 244                 cd fail &&
 245                 test_must_fail git commit -m "hook must fail"
 246         ) &&
 247         git checkout -- file &&
 248         test_cmp expected_hooks actual_hooks
 249 '
 250
 251 setup_require_author_hook () {
 252         test_when_finished "rm -f expected_hooks actual_hooks" &&
 253         echo check-author >expected_hooks &&
 254         test_hook pre-commit <<-\EOF
 255         echo check-author >>actual_hooks
 256         test "$GIT_AUTHOR_NAME" = "New Author" &&
 257         test "$GIT_AUTHOR_EMAIL" = "newauthor@example.com"
 258         EOF
 259 }
 260
 261
 262 test_expect_success 'check the author in hook' '
 263         setup_require_author_hook &&
 264         cat >expected_hooks <<-EOF &&
 265         check-author
 266         check-author
 267         check-author
 268         EOF
 269         test_must_fail git commit --allow-empty -m "by a.u.thor" &&
 270         (
 271                 GIT_AUTHOR_NAME="New Author" &&
 272                 GIT_AUTHOR_EMAIL="newauthor@example.com" &&
 273                 export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL &&
 274                 git commit --allow-empty -m "by new.author via env" &&
 275                 git show -s
 276         ) &&
 277         git commit --author="New Author <newauthor@example.com>" \
 278                 --allow-empty -m "by new.author via command line" &&
 279         git show -s &&
 280         test_cmp expected_hooks actual_hooks
 281 '
 282
 283 test_done