| 1 | #!/bin/sh |
| 2 | |
| 3 | test_description='Test handling of ref names that check-ref-format rejects' |
| 4 | GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main |
| 5 | export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME |
| 6 | |
| 7 | . ./test-lib.sh |
| 8 | |
| 9 | test_expect_success setup ' |
| 10 | test_commit one && |
| 11 | test_commit two && |
| 12 | main_sha1=$(git rev-parse refs/heads/main) |
| 13 | ' |
| 14 | |
| 15 | test_expect_success 'fast-import: fail on invalid branch name ".badbranchname"' ' |
| 16 | test_when_finished "rm -f .git/objects/pack_* .git/objects/index_*" && |
| 17 | cat >input <<-INPUT_END && |
| 18 | commit .badbranchname |
| 19 | committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE |
| 20 | data <<COMMIT |
| 21 | corrupt |
| 22 | COMMIT |
| 23 | |
| 24 | from refs/heads/main |
| 25 | |
| 26 | INPUT_END |
| 27 | test_must_fail git fast-import <input |
| 28 | ' |
| 29 | |
| 30 | test_expect_success 'fast-import: fail on invalid branch name "bad[branch]name"' ' |
| 31 | test_when_finished "rm -f .git/objects/pack_* .git/objects/index_*" && |
| 32 | cat >input <<-INPUT_END && |
| 33 | commit bad[branch]name |
| 34 | committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE |
| 35 | data <<COMMIT |
| 36 | corrupt |
| 37 | COMMIT |
| 38 | |
| 39 | from refs/heads/main |
| 40 | |
| 41 | INPUT_END |
| 42 | test_must_fail git fast-import <input |
| 43 | ' |
| 44 | |
| 45 | test_expect_success 'git branch shows badly named ref as warning' ' |
| 46 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION && |
| 47 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 48 | git branch >output 2>error && |
| 49 | test_grep -e "ignoring ref with broken name refs/heads/broken\.\.\.ref" error && |
| 50 | ! grep -e "broken\.\.\.ref" output |
| 51 | ' |
| 52 | |
| 53 | test_expect_success 'branch -d can delete badly named ref' ' |
| 54 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION && |
| 55 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 56 | git branch -d broken...ref && |
| 57 | git branch >output 2>error && |
| 58 | ! grep -e "broken\.\.\.ref" error && |
| 59 | ! grep -e "broken\.\.\.ref" output |
| 60 | ' |
| 61 | |
| 62 | test_expect_success 'branch -D can delete badly named ref' ' |
| 63 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION && |
| 64 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 65 | git branch -D broken...ref && |
| 66 | git branch >output 2>error && |
| 67 | ! grep -e "broken\.\.\.ref" error && |
| 68 | ! grep -e "broken\.\.\.ref" output |
| 69 | ' |
| 70 | |
| 71 | test_expect_success 'branch -D cannot delete non-ref in .git dir' ' |
| 72 | echo precious >.git/my-private-file && |
| 73 | echo precious >expect && |
| 74 | test_must_fail git branch -D ../../my-private-file && |
| 75 | test_cmp expect .git/my-private-file |
| 76 | ' |
| 77 | |
| 78 | test_expect_success 'branch -D cannot delete ref in .git dir' ' |
| 79 | git rev-parse HEAD >.git/my-private-file && |
| 80 | git rev-parse HEAD >expect && |
| 81 | git branch foo/legit && |
| 82 | test_must_fail git branch -D foo////./././../../../my-private-file && |
| 83 | test_cmp expect .git/my-private-file |
| 84 | ' |
| 85 | |
| 86 | test_expect_success 'branch -D cannot delete absolute path' ' |
| 87 | git branch -f extra && |
| 88 | test_must_fail git branch -D "$(pwd)/.git/refs/heads/extra" && |
| 89 | test_cmp_rev HEAD extra |
| 90 | ' |
| 91 | |
| 92 | test_expect_success 'git branch cannot create a badly named ref' ' |
| 93 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 94 | test_must_fail git branch broken...ref && |
| 95 | git branch >output 2>error && |
| 96 | ! grep -e "broken\.\.\.ref" error && |
| 97 | ! grep -e "broken\.\.\.ref" output |
| 98 | ' |
| 99 | |
| 100 | test_expect_success 'branch -m cannot rename to a bad ref name' ' |
| 101 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 102 | test_might_fail git branch -D goodref && |
| 103 | git branch goodref && |
| 104 | test_must_fail git branch -m goodref broken...ref && |
| 105 | test_cmp_rev main goodref && |
| 106 | git branch >output 2>error && |
| 107 | ! grep -e "broken\.\.\.ref" error && |
| 108 | ! grep -e "broken\.\.\.ref" output |
| 109 | ' |
| 110 | |
| 111 | test_expect_failure 'branch -m can rename from a bad ref name' ' |
| 112 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION && |
| 113 | |
| 114 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 115 | git branch -m broken...ref renamed && |
| 116 | test_cmp_rev main renamed && |
| 117 | git branch >output 2>error && |
| 118 | ! grep -e "broken\.\.\.ref" error && |
| 119 | ! grep -e "broken\.\.\.ref" output |
| 120 | ' |
| 121 | |
| 122 | test_expect_success 'push cannot create a badly named ref' ' |
| 123 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 124 | test_must_fail git push "file://$(pwd)" HEAD:refs/heads/broken...ref && |
| 125 | git branch >output 2>error && |
| 126 | ! grep -e "broken\.\.\.ref" error && |
| 127 | ! grep -e "broken\.\.\.ref" output |
| 128 | ' |
| 129 | |
| 130 | test_expect_failure 'push --mirror can delete badly named ref' ' |
| 131 | top=$(pwd) && |
| 132 | git init src && |
| 133 | git init dest && |
| 134 | |
| 135 | ( |
| 136 | cd src && |
| 137 | test_commit one |
| 138 | ) && |
| 139 | ( |
| 140 | cd dest && |
| 141 | test_commit two && |
| 142 | git checkout --detach && |
| 143 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION |
| 144 | ) && |
| 145 | git -C src push --mirror "file://$top/dest" && |
| 146 | git -C dest branch >output 2>error && |
| 147 | ! grep -e "broken\.\.\.ref" error && |
| 148 | ! grep -e "broken\.\.\.ref" output |
| 149 | ' |
| 150 | |
| 151 | test_expect_success 'rev-parse skips symref pointing to broken name' ' |
| 152 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 153 | git branch shadow one && |
| 154 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION && |
| 155 | test-tool ref-store main create-symref refs/tags/shadow refs/heads/broken...ref msg && |
| 156 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/tags/shadow" && |
| 157 | git rev-parse --verify one >expect && |
| 158 | git rev-parse --verify shadow >actual 2>err && |
| 159 | test_cmp expect actual && |
| 160 | test_grep "ignoring dangling symref refs/tags/shadow" err |
| 161 | ' |
| 162 | |
| 163 | test_expect_success 'for-each-ref emits warnings for broken names' ' |
| 164 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION && |
| 165 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 166 | test-tool ref-store main create-symref refs/heads/badname refs/heads/broken...ref && |
| 167 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/badname" && |
| 168 | test-tool ref-store main create-symref refs/heads/broken...symref refs/heads/main && |
| 169 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...symref" && |
| 170 | git for-each-ref >output 2>error && |
| 171 | ! grep -e "broken\.\.\.ref" output && |
| 172 | ! grep -e "badname" output && |
| 173 | ! grep -e "broken\.\.\.symref" output && |
| 174 | test_grep "ignoring ref with broken name refs/heads/broken\.\.\.ref" error && |
| 175 | test_grep ! "ignoring broken ref refs/heads/badname" error && |
| 176 | test_grep "ignoring ref with broken name refs/heads/broken\.\.\.symref" error |
| 177 | ' |
| 178 | |
| 179 | test_expect_success 'update-ref -d can delete broken name' ' |
| 180 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION && |
| 181 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 182 | git update-ref -d refs/heads/broken...ref >output 2>error && |
| 183 | test_must_be_empty output && |
| 184 | test_must_be_empty error && |
| 185 | git branch >output 2>error && |
| 186 | ! grep -e "broken\.\.\.ref" error && |
| 187 | ! grep -e "broken\.\.\.ref" output |
| 188 | ' |
| 189 | |
| 190 | test_expect_success 'branch -d can delete broken name' ' |
| 191 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION && |
| 192 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 193 | git branch -d broken...ref >output 2>error && |
| 194 | test_grep "Deleted branch broken...ref (was broken)" output && |
| 195 | test_must_be_empty error && |
| 196 | git branch >output 2>error && |
| 197 | ! grep -e "broken\.\.\.ref" error && |
| 198 | ! grep -e "broken\.\.\.ref" output |
| 199 | ' |
| 200 | |
| 201 | test_expect_success 'update-ref --no-deref -d can delete symref to broken name' ' |
| 202 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION && |
| 203 | |
| 204 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 205 | test-tool ref-store main create-symref refs/heads/badname refs/heads/broken...ref msg && |
| 206 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/badname" && |
| 207 | test_ref_exists refs/heads/badname && |
| 208 | git update-ref --no-deref -d refs/heads/badname >output 2>error && |
| 209 | test_ref_missing refs/heads/badname && |
| 210 | test_must_be_empty output && |
| 211 | test_must_be_empty error |
| 212 | ' |
| 213 | |
| 214 | test_expect_success 'branch -d can delete symref to broken name' ' |
| 215 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION && |
| 216 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 217 | test-tool ref-store main create-symref refs/heads/badname refs/heads/broken...ref msg && |
| 218 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/badname" && |
| 219 | test_ref_exists refs/heads/badname && |
| 220 | git branch -d badname >output 2>error && |
| 221 | test_ref_missing refs/heads/badname && |
| 222 | test_grep "Deleted branch badname (was refs/heads/broken\.\.\.ref)" output && |
| 223 | test_must_be_empty error |
| 224 | ' |
| 225 | |
| 226 | test_expect_success 'update-ref --no-deref -d can delete dangling symref to broken name' ' |
| 227 | test-tool ref-store main create-symref refs/heads/badname refs/heads/broken...ref msg && |
| 228 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/badname" && |
| 229 | test_ref_exists refs/heads/badname && |
| 230 | git update-ref --no-deref -d refs/heads/badname >output 2>error && |
| 231 | test_ref_missing refs/heads/badname && |
| 232 | test_must_be_empty output && |
| 233 | test_must_be_empty error |
| 234 | ' |
| 235 | |
| 236 | test_expect_success 'branch -d can delete dangling symref to broken name' ' |
| 237 | test-tool ref-store main create-symref refs/heads/badname refs/heads/broken...ref msg && |
| 238 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/badname" && |
| 239 | test_ref_exists refs/heads/badname && |
| 240 | git branch -d badname >output 2>error && |
| 241 | test_ref_missing refs/heads/badname && |
| 242 | test_grep "Deleted branch badname (was refs/heads/broken\.\.\.ref)" output && |
| 243 | test_must_be_empty error |
| 244 | ' |
| 245 | |
| 246 | test_expect_success 'update-ref -d can delete broken name through symref' ' |
| 247 | test-tool ref-store main update-ref msg "refs/heads/broken...ref" $main_sha1 $ZERO_OID REF_SKIP_REFNAME_VERIFICATION && |
| 248 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...ref" && |
| 249 | test-tool ref-store main create-symref refs/heads/badname refs/heads/broken...ref msg && |
| 250 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/badname" && |
| 251 | test_ref_exists refs/heads/broken...ref && |
| 252 | git update-ref -d refs/heads/badname >output 2>error && |
| 253 | test_ref_missing refs/heads/broken...ref && |
| 254 | test_must_be_empty output && |
| 255 | test_must_be_empty error |
| 256 | ' |
| 257 | |
| 258 | test_expect_success 'update-ref --no-deref -d can delete symref with broken name' ' |
| 259 | test-tool ref-store main create-symref refs/heads/broken...symref refs/heads/main && |
| 260 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...symref" && |
| 261 | test_ref_exists refs/heads/broken...symref && |
| 262 | git update-ref --no-deref -d refs/heads/broken...symref >output 2>error && |
| 263 | test_ref_missing refs/heads/broken...symref && |
| 264 | test_must_be_empty output && |
| 265 | test_must_be_empty error |
| 266 | ' |
| 267 | |
| 268 | test_expect_success 'branch -d can delete symref with broken name' ' |
| 269 | test-tool ref-store main create-symref refs/heads/broken...symref refs/heads/main && |
| 270 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...symref" && |
| 271 | test_ref_exists refs/heads/broken...symref && |
| 272 | git branch -d broken...symref >output 2>error && |
| 273 | test_ref_missing refs/heads/broken...symref && |
| 274 | test_grep "Deleted branch broken...symref (was refs/heads/main)" output && |
| 275 | test_must_be_empty error |
| 276 | ' |
| 277 | |
| 278 | test_expect_success 'update-ref --no-deref -d can delete dangling symref with broken name' ' |
| 279 | test-tool ref-store main create-symref refs/heads/broken...symref refs/heads/idonotexist && |
| 280 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...symref" && |
| 281 | test_ref_exists refs/heads/broken...symref && |
| 282 | git update-ref --no-deref -d refs/heads/broken...symref >output 2>error && |
| 283 | test_ref_missing refs/heads/broken...symref && |
| 284 | test_must_be_empty output && |
| 285 | test_must_be_empty error |
| 286 | ' |
| 287 | |
| 288 | test_expect_success 'branch -d can delete dangling symref with broken name' ' |
| 289 | test-tool ref-store main create-symref refs/heads/broken...symref refs/heads/idonotexist && |
| 290 | test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF msg refs/heads/broken...symref" && |
| 291 | test_ref_exists refs/heads/broken...symref && |
| 292 | git branch -d broken...symref >output 2>error && |
| 293 | test_ref_missing refs/heads/broken...symref && |
| 294 | test_grep "Deleted branch broken...symref (was refs/heads/idonotexist)" output && |
| 295 | test_must_be_empty error |
| 296 | ' |
| 297 | |
| 298 | test_expect_success 'update-ref -d cannot delete non-ref in .git dir' ' |
| 299 | echo precious >.git/my-private-file && |
| 300 | echo precious >expect && |
| 301 | test_must_fail git update-ref -d my-private-file >output 2>error && |
| 302 | test_must_be_empty output && |
| 303 | test_grep -e "refusing to update ref with bad name" error && |
| 304 | test_cmp expect .git/my-private-file |
| 305 | ' |
| 306 | |
| 307 | test_expect_success 'update-ref -d cannot delete absolute path' ' |
| 308 | git branch -f extra && |
| 309 | test_must_fail git update-ref -d "$(pwd)/.git/refs/heads/extra" && |
| 310 | test_cmp_rev HEAD extra |
| 311 | ' |
| 312 | |
| 313 | test_expect_success 'update-ref --stdin fails create with bad ref name' ' |
| 314 | echo "create ~a refs/heads/main" >stdin && |
| 315 | test_must_fail git update-ref --stdin <stdin 2>err && |
| 316 | grep "fatal: invalid ref format: ~a" err |
| 317 | ' |
| 318 | |
| 319 | test_expect_success 'update-ref --stdin fails update with bad ref name' ' |
| 320 | echo "update ~a refs/heads/main" >stdin && |
| 321 | test_must_fail git update-ref --stdin <stdin 2>err && |
| 322 | grep "fatal: invalid ref format: ~a" err |
| 323 | ' |
| 324 | |
| 325 | test_expect_success 'update-ref --stdin fails delete with bad ref name' ' |
| 326 | echo "delete ~a refs/heads/main" >stdin && |
| 327 | test_must_fail git update-ref --stdin <stdin 2>err && |
| 328 | grep "fatal: invalid ref format: ~a" err |
| 329 | ' |
| 330 | |
| 331 | test_expect_success 'update-ref --stdin -z fails create with bad ref name' ' |
| 332 | printf "%s\0" "create ~a " refs/heads/main >stdin && |
| 333 | test_must_fail git update-ref -z --stdin <stdin 2>err && |
| 334 | grep "fatal: invalid ref format: ~a " err |
| 335 | ' |
| 336 | |
| 337 | test_expect_success 'update-ref --stdin -z fails update with bad ref name' ' |
| 338 | printf "%s\0" "update ~a" refs/heads/main "" >stdin && |
| 339 | test_must_fail git update-ref -z --stdin <stdin 2>err && |
| 340 | grep "fatal: invalid ref format: ~a" err |
| 341 | ' |
| 342 | |
| 343 | test_expect_success 'update-ref --stdin -z fails delete with bad ref name' ' |
| 344 | printf "%s\0" "delete ~a" refs/heads/main >stdin && |
| 345 | test_must_fail git update-ref -z --stdin <stdin 2>err && |
| 346 | grep "fatal: invalid ref format: ~a" err |
| 347 | ' |
| 348 | |
| 349 | test_expect_success 'branch rejects HEAD as a branch name' ' |
| 350 | test_must_fail git branch HEAD HEAD^ && |
| 351 | test_must_fail git show-ref refs/heads/HEAD |
| 352 | ' |
| 353 | |
| 354 | test_expect_success 'checkout -b rejects HEAD as a branch name' ' |
| 355 | test_must_fail git checkout -B HEAD HEAD^ && |
| 356 | test_must_fail git show-ref refs/heads/HEAD |
| 357 | ' |
| 358 | |
| 359 | test_expect_success 'update-ref can operate on refs/heads/HEAD' ' |
| 360 | git update-ref refs/heads/HEAD HEAD^ && |
| 361 | git show-ref refs/heads/HEAD && |
| 362 | git update-ref -d refs/heads/HEAD && |
| 363 | test_must_fail git show-ref refs/heads/HEAD |
| 364 | ' |
| 365 | |
| 366 | test_expect_success 'branch -d can remove refs/heads/HEAD' ' |
| 367 | git update-ref refs/heads/HEAD HEAD^ && |
| 368 | git branch -d HEAD && |
| 369 | test_must_fail git show-ref refs/heads/HEAD |
| 370 | ' |
| 371 | |
| 372 | test_expect_success 'branch -m can rename refs/heads/HEAD' ' |
| 373 | git update-ref refs/heads/HEAD HEAD^ && |
| 374 | git branch -m HEAD tail && |
| 375 | test_must_fail git show-ref refs/heads/HEAD && |
| 376 | git show-ref refs/heads/tail |
| 377 | ' |
| 378 | |
| 379 | test_expect_success 'branch -d can remove refs/heads/-dash' ' |
| 380 | git update-ref refs/heads/-dash HEAD^ && |
| 381 | git branch -d -- -dash && |
| 382 | test_must_fail git show-ref refs/heads/-dash |
| 383 | ' |
| 384 | |
| 385 | test_expect_success 'branch -m can rename refs/heads/-dash' ' |
| 386 | git update-ref refs/heads/-dash HEAD^ && |
| 387 | git branch -m -- -dash dash && |
| 388 | test_must_fail git show-ref refs/heads/-dash && |
| 389 | git show-ref refs/heads/dash |
| 390 | ' |
| 391 | |
| 392 | test_done |