Andrew's git / gitweb.git / t/t3404-rebase-interactive.sh
?
t / t3404-rebase-interactive.shon commit t7401: squelch garbage output (02604e2)
   1#!/bin/sh
   2#
   3# Copyright (c) 2007 Johannes E. Schindelin
   4#
   5
   6test_description='git rebase interactive
   7
   8This test runs git rebase "interactively", by faking an edit, and verifies
   9that the result still makes sense.
  10'
  11. ./test-lib.sh
  12
  13# set up two branches like this:
  14#
  15# A - B - C - D - E
  16#   \
  17#     F - G - H
  18#       \
  19#         I
  20#
  21# where B, D and G touch the same file.
  22
  23test_expect_success 'setup' '
  24        : > file1 &&
  25        git add file1 &&
  26        test_tick &&
  27        git commit -m A &&
  28        git tag A &&
  29        echo 1 > file1 &&
  30        test_tick &&
  31        git commit -m B file1 &&
  32        : > file2 &&
  33        git add file2 &&
  34        test_tick &&
  35        git commit -m C &&
  36        echo 2 > file1 &&
  37        test_tick &&
  38        git commit -m D file1 &&
  39        : > file3 &&
  40        git add file3 &&
  41        test_tick &&
  42        git commit -m E &&
  43        git checkout -b branch1 A &&
  44        : > file4 &&
  45        git add file4 &&
  46        test_tick &&
  47        git commit -m F &&
  48        git tag F &&
  49        echo 3 > file1 &&
  50        test_tick &&
  51        git commit -m G file1 &&
  52        : > file5 &&
  53        git add file5 &&
  54        test_tick &&
  55        git commit -m H &&
  56        git checkout -b branch2 F &&
  57        : > file6 &&
  58        git add file6 &&
  59        test_tick &&
  60        git commit -m I &&
  61        git tag I
  62'
  63
  64echo "#!$SHELL_PATH" >fake-editor.sh
  65cat >> fake-editor.sh <<\EOF
  66case "$1" in
  67*/COMMIT_EDITMSG)
  68        test -z "$FAKE_COMMIT_MESSAGE" || echo "$FAKE_COMMIT_MESSAGE" > "$1"
  69        test -z "$FAKE_COMMIT_AMEND" || echo "$FAKE_COMMIT_AMEND" >> "$1"
  70        exit
  71        ;;
  72esac
  73test -z "$EXPECT_COUNT" ||
  74        test "$EXPECT_COUNT" = $(sed -e '/^#/d' -e '/^$/d' < "$1" | wc -l) ||
  75        exit
  76test -z "$FAKE_LINES" && exit
  77grep -v '^#' < "$1" > "$1".tmp
  78rm -f "$1"
  79cat "$1".tmp
  80action=pick
  81for line in $FAKE_LINES; do
  82        case $line in
  83        squash|edit)
  84                action="$line";;
  85        *)
  86                echo sed -n "${line}s/^pick/$action/p"
  87                sed -n "${line}p" < "$1".tmp
  88                sed -n "${line}s/^pick/$action/p" < "$1".tmp >> "$1"
  89                action=pick;;
  90        esac
  91done
  92EOF
  93
  94chmod a+x fake-editor.sh
  95VISUAL="$(pwd)/fake-editor.sh"
  96export VISUAL
  97
  98test_expect_success 'no changes are a nop' '
  99        git rebase -i F &&
 100        test $(git rev-parse I) = $(git rev-parse HEAD)
 101'
 102
 103test_expect_success 'test the [branch] option' '
 104        git checkout -b dead-end &&
 105        git rm file6 &&
 106        git commit -m "stop here" &&
 107        git rebase -i F branch2 &&
 108        test $(git rev-parse I) = $(git rev-parse HEAD)
 109'
 110
 111test_expect_success 'rebase on top of a non-conflicting commit' '
 112        git checkout branch1 &&
 113        git tag original-branch1 &&
 114        git rebase -i branch2 &&
 115        test file6 = $(git diff --name-only original-branch1) &&
 116        test $(git rev-parse I) = $(git rev-parse HEAD~2)
 117'
 118
 119test_expect_success 'reflog for the branch shows state before rebase' '
 120        test $(git rev-parse branch1@{1}) = $(git rev-parse original-branch1)
 121'
 122
 123test_expect_success 'exchange two commits' '
 124        FAKE_LINES="2 1" git rebase -i HEAD~2 &&
 125        test H = $(git cat-file commit HEAD^ | sed -ne \$p) &&
 126        test G = $(git cat-file commit HEAD | sed -ne \$p)
 127'
 128
 129cat > expect << EOF
 130diff --git a/file1 b/file1
 131index e69de29..00750ed 100644
 132--- a/file1
 133+++ b/file1
 134@@ -0,0 +1 @@
 135+3
 136EOF
 137
 138cat > expect2 << EOF
 139<<<<<<< HEAD:file1
 1402
 141=======
 1423
 143>>>>>>> b7ca976... G:file1
 144EOF
 145
 146test_expect_success 'stop on conflicting pick' '
 147        git tag new-branch1 &&
 148        ! git rebase -i master &&
 149        test_cmp expect .git/.dotest-merge/patch &&
 150        test_cmp expect2 file1 &&
 151        test 4 = $(grep -v "^#" < .git/.dotest-merge/done | wc -l) &&
 152        test 0 = $(grep -c "^[^#]" < .git/.dotest-merge/git-rebase-todo)
 153'
 154
 155test_expect_success 'abort' '
 156        git rebase --abort &&
 157        test $(git rev-parse new-branch1) = $(git rev-parse HEAD) &&
 158        ! test -d .git/.dotest-merge
 159'
 160
 161test_expect_success 'retain authorship' '
 162        echo A > file7 &&
 163        git add file7 &&
 164        test_tick &&
 165        GIT_AUTHOR_NAME="Twerp Snog" git commit -m "different author" &&
 166        git tag twerp &&
 167        git rebase -i --onto master HEAD^ &&
 168        git show HEAD | grep "^Author: Twerp Snog"
 169'
 170
 171test_expect_success 'squash' '
 172        git reset --hard twerp &&
 173        echo B > file7 &&
 174        test_tick &&
 175        GIT_AUTHOR_NAME="Nitfol" git commit -m "nitfol" file7 &&
 176        echo "******************************" &&
 177        FAKE_LINES="1 squash 2" git rebase -i --onto master HEAD~2 &&
 178        test B = $(cat file7) &&
 179        test $(git rev-parse HEAD^) = $(git rev-parse master)
 180'
 181
 182test_expect_success 'retain authorship when squashing' '
 183        git show HEAD | grep "^Author: Twerp Snog"
 184'
 185
 186test_expect_success '-p handles "no changes" gracefully' '
 187        HEAD=$(git rev-parse HEAD) &&
 188        git rebase -i -p HEAD^ &&
 189        test $HEAD = $(git rev-parse HEAD)
 190'
 191
 192test_expect_success 'preserve merges with -p' '
 193        git checkout -b to-be-preserved master^ &&
 194        : > unrelated-file &&
 195        git add unrelated-file &&
 196        test_tick &&
 197        git commit -m "unrelated" &&
 198        git checkout -b to-be-rebased master &&
 199        echo B > file1 &&
 200        test_tick &&
 201        git commit -m J file1 &&
 202        test_tick &&
 203        git merge to-be-preserved &&
 204        echo C > file1 &&
 205        test_tick &&
 206        git commit -m K file1 &&
 207        test_tick &&
 208        git rebase -i -p --onto branch1 master &&
 209        test $(git rev-parse HEAD^^2) = $(git rev-parse to-be-preserved) &&
 210        test $(git rev-parse HEAD~3) = $(git rev-parse branch1) &&
 211        test $(git show HEAD:file1) = C &&
 212        test $(git show HEAD~2:file1) = B
 213'
 214
 215test_expect_success '--continue tries to commit' '
 216        test_tick &&
 217        ! git rebase -i --onto new-branch1 HEAD^ &&
 218        echo resolved > file1 &&
 219        git add file1 &&
 220        FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
 221        test $(git rev-parse HEAD^) = $(git rev-parse new-branch1) &&
 222        git show HEAD | grep chouette
 223'
 224
 225test_expect_success 'verbose flag is heeded, even after --continue' '
 226        git reset --hard HEAD@{1} &&
 227        test_tick &&
 228        ! git rebase -v -i --onto new-branch1 HEAD^ &&
 229        echo resolved > file1 &&
 230        git add file1 &&
 231        git rebase --continue > output &&
 232        grep "^ file1 |    2 +-$" output
 233'
 234
 235test_expect_success 'multi-squash only fires up editor once' '
 236        base=$(git rev-parse HEAD~4) &&
 237        FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 squash 2 squash 3 squash 4" \
 238                git rebase -i $base &&
 239        test $base = $(git rev-parse HEAD^) &&
 240        test 1 = $(git show | grep ONCE | wc -l)
 241'
 242
 243test_expect_success 'squash works as expected' '
 244        for n in one two three four
 245        do
 246                echo $n >> file$n &&
 247                git add file$n &&
 248                git commit -m $n
 249        done &&
 250        one=$(git rev-parse HEAD~3) &&
 251        FAKE_LINES="1 squash 3 2" git rebase -i HEAD~3 &&
 252        test $one = $(git rev-parse HEAD~2)
 253'
 254
 255test_expect_success 'interrupted squash works as expected' '
 256        for n in one two three four
 257        do
 258                echo $n >> conflict &&
 259                git add conflict &&
 260                git commit -m $n
 261        done &&
 262        one=$(git rev-parse HEAD~3) &&
 263        ! FAKE_LINES="1 squash 3 2" git rebase -i HEAD~3 &&
 264        (echo one; echo two; echo four) > conflict &&
 265        git add conflict &&
 266        ! git rebase --continue &&
 267        echo resolved > conflict &&
 268        git add conflict &&
 269        git rebase --continue &&
 270        test $one = $(git rev-parse HEAD~2)
 271'
 272
 273test_expect_success 'interrupted squash works as expected (case 2)' '
 274        for n in one two three four
 275        do
 276                echo $n >> conflict &&
 277                git add conflict &&
 278                git commit -m $n
 279        done &&
 280        one=$(git rev-parse HEAD~3) &&
 281        ! FAKE_LINES="3 squash 1 2" git rebase -i HEAD~3 &&
 282        (echo one; echo four) > conflict &&
 283        git add conflict &&
 284        ! git rebase --continue &&
 285        (echo one; echo two; echo four) > conflict &&
 286        git add conflict &&
 287        ! git rebase --continue &&
 288        echo resolved > conflict &&
 289        git add conflict &&
 290        git rebase --continue &&
 291        test $one = $(git rev-parse HEAD~2)
 292'
 293
 294test_expect_success 'ignore patch if in upstream' '
 295        HEAD=$(git rev-parse HEAD) &&
 296        git checkout -b has-cherry-picked HEAD^ &&
 297        echo unrelated > file7 &&
 298        git add file7 &&
 299        test_tick &&
 300        git commit -m "unrelated change" &&
 301        git cherry-pick $HEAD &&
 302        EXPECT_COUNT=1 git rebase -i $HEAD &&
 303        test $HEAD = $(git rev-parse HEAD^)
 304'
 305
 306test_expect_success '--continue tries to commit, even for "edit"' '
 307        parent=$(git rev-parse HEAD^) &&
 308        test_tick &&
 309        FAKE_LINES="edit 1" git rebase -i HEAD^ &&
 310        echo edited > file7 &&
 311        git add file7 &&
 312        FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
 313        test edited = $(git show HEAD:file7) &&
 314        git show HEAD | grep chouette &&
 315        test $parent = $(git rev-parse HEAD^)
 316'
 317
 318test_expect_success 'rebase a detached HEAD' '
 319        grandparent=$(git rev-parse HEAD~2) &&
 320        git checkout $(git rev-parse HEAD) &&
 321        test_tick &&
 322        FAKE_LINES="2 1" git rebase -i HEAD~2 &&
 323        test $grandparent = $(git rev-parse HEAD~2)
 324'
 325
 326test_expect_success 'rebase a commit violating pre-commit' '
 327
 328        mkdir -p .git/hooks &&
 329        PRE_COMMIT=.git/hooks/pre-commit &&
 330        echo "#!/bin/sh" > $PRE_COMMIT &&
 331        echo "test -z \"\$(git diff --cached --check)\"" >> $PRE_COMMIT &&
 332        chmod a+x $PRE_COMMIT &&
 333        echo "monde! " >> file1 &&
 334        test_tick &&
 335        ! git commit -m doesnt-verify file1 &&
 336        git commit -m doesnt-verify --no-verify file1 &&
 337        test_tick &&
 338        FAKE_LINES=2 git rebase -i HEAD~2
 339
 340'
 341
 342test_expect_success 'rebase with a file named HEAD in worktree' '
 343
 344        rm -fr .git/hooks &&
 345        git reset --hard &&
 346        git checkout -b branch3 A &&
 347
 348        (
 349                GIT_AUTHOR_NAME="Squashed Away" &&
 350                export GIT_AUTHOR_NAME &&
 351                >HEAD &&
 352                git add HEAD &&
 353                git commit -m "Add head" &&
 354                >BODY &&
 355                git add BODY &&
 356                git commit -m "Add body"
 357        ) &&
 358
 359        FAKE_LINES="1 squash 2" git rebase -i to-be-rebased &&
 360        test "$(git show -s --pretty=format:%an)" = "Squashed Away"
 361
 362'
 363
 364test_done