Andrew's git - gitweb.git/blob - t/t3404-rebase-interactive.sh

   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" >fake-editor
  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^ | tail -n 1) &&
 126        test G = $(git cat-file commit HEAD | tail -n 1)
 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        diff -u expect .git/.dotest-merge/patch &&
 150        diff -u expect2 file1 &&
 151        test 4 = $(grep -v "^#" < .git/.dotest-merge/done | wc -l) &&
 152        test 0 = $(grep -ve "^#" -e "^$" < .git/.dotest-merge/git-rebase-todo |
 153                wc -l)
 154'
 155
 156test_expect_success 'abort' '
 157        git rebase --abort &&
 158        test $(git rev-parse new-branch1) = $(git rev-parse HEAD) &&
 159        ! test -d .git/.dotest-merge
 160'
 161
 162test_expect_success 'retain authorship' '
 163        echo A > file7 &&
 164        git add file7 &&
 165        test_tick &&
 166        GIT_AUTHOR_NAME="Twerp Snog" git commit -m "different author" &&
 167        git tag twerp &&
 168        git rebase -i --onto master HEAD^ &&
 169        git show HEAD | grep "^Author: Twerp Snog"
 170'
 171
 172test_expect_success 'squash' '
 173        git reset --hard twerp &&
 174        echo B > file7 &&
 175        test_tick &&
 176        GIT_AUTHOR_NAME="Nitfol" git commit -m "nitfol" file7 &&
 177        echo "******************************" &&
 178        FAKE_LINES="1 squash 2" git rebase -i --onto master HEAD~2 &&
 179        test B = $(cat file7) &&
 180        test $(git rev-parse HEAD^) = $(git rev-parse master)
 181'
 182
 183test_expect_success 'retain authorship when squashing' '
 184        git show HEAD | grep "^Author: Twerp Snog"
 185'
 186
 187test_expect_success '-p handles "no changes" gracefully' '
 188        HEAD=$(git rev-parse HEAD) &&
 189        git rebase -i -p HEAD^ &&
 190        test $HEAD = $(git rev-parse HEAD)
 191'
 192
 193test_expect_success 'preserve merges with -p' '
 194        git checkout -b to-be-preserved master^ &&
 195        : > unrelated-file &&
 196        git add unrelated-file &&
 197        test_tick &&
 198        git commit -m "unrelated" &&
 199        git checkout -b to-be-rebased master &&
 200        echo B > file1 &&
 201        test_tick &&
 202        git commit -m J file1 &&
 203        test_tick &&
 204        git merge to-be-preserved &&
 205        echo C > file1 &&
 206        test_tick &&
 207        git commit -m K file1 &&
 208        test_tick &&
 209        git rebase -i -p --onto branch1 master &&
 210        test $(git rev-parse HEAD^^2) = $(git rev-parse to-be-preserved) &&
 211        test $(git rev-parse HEAD~3) = $(git rev-parse branch1) &&
 212        test $(git show HEAD:file1) = C &&
 213        test $(git show HEAD~2:file1) = B
 214'
 215
 216test_expect_success '--continue tries to commit' '
 217        test_tick &&
 218        ! git rebase -i --onto new-branch1 HEAD^ &&
 219        echo resolved > file1 &&
 220        git add file1 &&
 221        FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
 222        test $(git rev-parse HEAD^) = $(git rev-parse new-branch1) &&
 223        git show HEAD | grep chouette
 224'
 225
 226test_expect_success 'verbose flag is heeded, even after --continue' '
 227        git reset --hard HEAD@{1} &&
 228        test_tick &&
 229        ! git rebase -v -i --onto new-branch1 HEAD^ &&
 230        echo resolved > file1 &&
 231        git add file1 &&
 232        git rebase --continue > output &&
 233        grep "^ file1 |    2 +-$" output
 234'
 235
 236test_expect_success 'multi-squash only fires up editor once' '
 237        base=$(git rev-parse HEAD~4) &&
 238        FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 squash 2 squash 3 squash 4" \
 239                git rebase -i $base &&
 240        test $base = $(git rev-parse HEAD^) &&
 241        test 1 = $(git show | grep ONCE | wc -l)
 242'
 243
 244test_expect_success 'squash works as expected' '
 245        for n in one two three four
 246        do
 247                echo $n >> file$n &&
 248                git add file$n &&
 249                git commit -m $n
 250        done &&
 251        one=$(git rev-parse HEAD~3) &&
 252        FAKE_LINES="1 squash 3 2" git rebase -i HEAD~3 &&
 253        test $one = $(git rev-parse HEAD~2)
 254'
 255
 256test_expect_success 'interrupted squash works as expected' '
 257        for n in one two three four
 258        do
 259                echo $n >> conflict &&
 260                git add conflict &&
 261                git commit -m $n
 262        done &&
 263        one=$(git rev-parse HEAD~3) &&
 264        ! FAKE_LINES="1 squash 3 2" git rebase -i HEAD~3 &&
 265        (echo one; echo two; echo four) > conflict &&
 266        git add conflict &&
 267        ! git rebase --continue &&
 268        echo resolved > conflict &&
 269        git add conflict &&
 270        git rebase --continue &&
 271        test $one = $(git rev-parse HEAD~2)
 272'
 273
 274test_expect_success 'interrupted squash works as expected (case 2)' '
 275        for n in one two three four
 276        do
 277                echo $n >> conflict &&
 278                git add conflict &&
 279                git commit -m $n
 280        done &&
 281        one=$(git rev-parse HEAD~3) &&
 282        ! FAKE_LINES="3 squash 1 2" git rebase -i HEAD~3 &&
 283        (echo one; echo four) > conflict &&
 284        git add conflict &&
 285        ! git rebase --continue &&
 286        (echo one; echo two; echo four) > conflict &&
 287        git add conflict &&
 288        ! git rebase --continue &&
 289        echo resolved > conflict &&
 290        git add conflict &&
 291        git rebase --continue &&
 292        test $one = $(git rev-parse HEAD~2)
 293'
 294
 295test_expect_success 'ignore patch if in upstream' '
 296        HEAD=$(git rev-parse HEAD) &&
 297        git checkout -b has-cherry-picked HEAD^ &&
 298        echo unrelated > file7 &&
 299        git add file7 &&
 300        test_tick &&
 301        git commit -m "unrelated change" &&
 302        git cherry-pick $HEAD &&
 303        EXPECT_COUNT=1 git rebase -i $HEAD &&
 304        test $HEAD = $(git rev-parse HEAD^)
 305'
 306
 307test_expect_success '--continue tries to commit, even for "edit"' '
 308        parent=$(git rev-parse HEAD^) &&
 309        test_tick &&
 310        FAKE_LINES="edit 1" git rebase -i HEAD^ &&
 311        echo edited > file7 &&
 312        git add file7 &&
 313        FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue &&
 314        test edited = $(git show HEAD:file7) &&
 315        git show HEAD | grep chouette &&
 316        test $parent = $(git rev-parse HEAD^)
 317'
 318
 319test_expect_success 'rebase a detached HEAD' '
 320        grandparent=$(git rev-parse HEAD~2) &&
 321        git checkout $(git rev-parse HEAD) &&
 322        test_tick &&
 323        FAKE_LINES="2 1" git rebase -i HEAD~2 &&
 324        test $grandparent = $(git rev-parse HEAD~2)
 325'
 326
 327test_expect_success 'rebase a commit violating pre-commit' '
 328
 329        mkdir -p .git/hooks &&
 330        PRE_COMMIT=.git/hooks/pre-commit &&
 331        echo "#!/bin/sh" > $PRE_COMMIT &&
 332        echo "test -z \"\$(git diff --cached --check)\"" >> $PRE_COMMIT &&
 333        chmod a+x $PRE_COMMIT &&
 334        echo "monde! " >> file1 &&
 335        test_tick &&
 336        ! git commit -m doesnt-verify file1 &&
 337        git commit -m doesnt-verify --no-verify file1 &&
 338        test_tick &&
 339        FAKE_LINES=2 git rebase -i HEAD~2
 340
 341'
 342
 343test_expect_success 'rebase with a file named HEAD in worktree' '
 344
 345        rm -fr .git/hooks &&
 346        git reset --hard &&
 347        git checkout -b branch3 A &&
 348
 349        (
 350                GIT_AUTHOR_NAME="Squashed Away" &&
 351                export GIT_AUTHOR_NAME &&
 352                >HEAD &&
 353                git add HEAD &&
 354                git commit -m "Add head" &&
 355                >BODY &&
 356                git add BODY &&
 357                git commit -m "Add body"
 358        ) &&
 359
 360        FAKE_LINES="1 squash 2" git rebase -i to-be-rebased &&
 361        test "$(git show -s --pretty=format:%an)" = "Squashed Away"
 362
 363'
 364
 365test_done