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241 lines
7.2 KiB
241 lines
7.2 KiB
#!/bin/sh |
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# |
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# Copyright (c) 2008 Christian Couder |
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# |
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test_description='Tests replace refs functionality' |
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exec </dev/null |
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. ./test-lib.sh |
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add_and_commit_file() |
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{ |
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_file="$1" |
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_msg="$2" |
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git add $_file || return $? |
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test_tick || return $? |
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git commit --quiet -m "$_file: $_msg" |
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} |
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HASH1= |
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HASH2= |
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HASH3= |
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HASH4= |
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HASH5= |
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HASH6= |
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HASH7= |
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test_expect_success 'set up buggy branch' ' |
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echo "line 1" >> hello && |
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echo "line 2" >> hello && |
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echo "line 3" >> hello && |
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echo "line 4" >> hello && |
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add_and_commit_file hello "4 lines" && |
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HASH1=$(git rev-parse --verify HEAD) && |
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echo "line BUG" >> hello && |
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echo "line 6" >> hello && |
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echo "line 7" >> hello && |
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echo "line 8" >> hello && |
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add_and_commit_file hello "4 more lines with a BUG" && |
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HASH2=$(git rev-parse --verify HEAD) && |
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echo "line 9" >> hello && |
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echo "line 10" >> hello && |
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add_and_commit_file hello "2 more lines" && |
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HASH3=$(git rev-parse --verify HEAD) && |
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echo "line 11" >> hello && |
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add_and_commit_file hello "1 more line" && |
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HASH4=$(git rev-parse --verify HEAD) && |
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sed -e "s/BUG/5/" hello > hello.new && |
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mv hello.new hello && |
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add_and_commit_file hello "BUG fixed" && |
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HASH5=$(git rev-parse --verify HEAD) && |
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echo "line 12" >> hello && |
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echo "line 13" >> hello && |
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add_and_commit_file hello "2 more lines" && |
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HASH6=$(git rev-parse --verify HEAD) |
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echo "line 14" >> hello && |
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echo "line 15" >> hello && |
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echo "line 16" >> hello && |
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add_and_commit_file hello "again 3 more lines" && |
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HASH7=$(git rev-parse --verify HEAD) |
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' |
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test_expect_success 'replace the author' ' |
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git cat-file commit $HASH2 | grep "author A U Thor" && |
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R=$(git cat-file commit $HASH2 | sed -e "s/A U/O/" | git hash-object -t commit --stdin -w) && |
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git cat-file commit $R | grep "author O Thor" && |
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git update-ref refs/replace/$HASH2 $R && |
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git show HEAD~5 | grep "O Thor" && |
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git show $HASH2 | grep "O Thor" |
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' |
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test_expect_success 'test --no-replace-objects option' ' |
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git cat-file commit $HASH2 | grep "author O Thor" && |
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git --no-replace-objects cat-file commit $HASH2 | grep "author A U Thor" && |
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git show $HASH2 | grep "O Thor" && |
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git --no-replace-objects show $HASH2 | grep "A U Thor" |
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' |
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test_expect_success 'test GIT_NO_REPLACE_OBJECTS env variable' ' |
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GIT_NO_REPLACE_OBJECTS=1 git cat-file commit $HASH2 | grep "author A U Thor" && |
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GIT_NO_REPLACE_OBJECTS=1 git show $HASH2 | grep "A U Thor" |
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' |
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cat >tag.sig <<EOF |
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object $HASH2 |
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type commit |
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tag mytag |
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tagger T A Gger <> 0 +0000 |
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EOF |
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test_expect_success 'tag replaced commit' ' |
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git mktag <tag.sig >.git/refs/tags/mytag 2>message |
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' |
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test_expect_success '"git fsck" works' ' |
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git fsck master > fsck_master.out && |
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grep "dangling commit $R" fsck_master.out && |
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grep "dangling tag $(cat .git/refs/tags/mytag)" fsck_master.out && |
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test -z "$(git fsck)" |
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' |
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test_expect_success 'repack, clone and fetch work' ' |
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git repack -a -d && |
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git clone --no-hardlinks . clone_dir && |
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( |
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cd clone_dir && |
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git show HEAD~5 | grep "A U Thor" && |
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git show $HASH2 | grep "A U Thor" && |
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git cat-file commit $R && |
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git repack -a -d && |
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test_must_fail git cat-file commit $R && |
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git fetch ../ "refs/replace/*:refs/replace/*" && |
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git show HEAD~5 | grep "O Thor" && |
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git show $HASH2 | grep "O Thor" && |
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git cat-file commit $R |
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) |
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' |
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test_expect_success '"git replace" listing and deleting' ' |
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test "$HASH2" = "$(git replace -l)" && |
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test "$HASH2" = "$(git replace)" && |
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aa=${HASH2%??????????????????????????????????????} && |
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test "$HASH2" = "$(git replace -l "$aa*")" && |
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test_must_fail git replace -d $R && |
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test_must_fail git replace -d && |
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test_must_fail git replace -l -d $HASH2 && |
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git replace -d $HASH2 && |
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git show $HASH2 | grep "A U Thor" && |
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test -z "$(git replace -l)" |
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' |
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test_expect_success '"git replace" replacing' ' |
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git replace $HASH2 $R && |
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git show $HASH2 | grep "O Thor" && |
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test_must_fail git replace $HASH2 $R && |
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git replace -f $HASH2 $R && |
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test_must_fail git replace -f && |
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test "$HASH2" = "$(git replace)" |
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' |
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# This creates a side branch where the bug in H2 |
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# does not appear because P2 is created by applying |
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# H2 and squashing H5 into it. |
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# P3, P4 and P6 are created by cherry-picking H3, H4 |
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# and H6 respectively. |
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# |
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# At this point, we should have the following: |
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# |
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# P2--P3--P4--P6 |
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# / |
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# H1-H2-H3-H4-H5-H6-H7 |
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# |
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# Then we replace H6 with P6. |
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# |
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test_expect_success 'create parallel branch without the bug' ' |
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git replace -d $HASH2 && |
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git show $HASH2 | grep "A U Thor" && |
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git checkout $HASH1 && |
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git cherry-pick $HASH2 && |
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git show $HASH5 | git apply && |
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git commit --amend -m "hello: 4 more lines WITHOUT the bug" hello && |
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PARA2=$(git rev-parse --verify HEAD) && |
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git cherry-pick $HASH3 && |
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PARA3=$(git rev-parse --verify HEAD) && |
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git cherry-pick $HASH4 && |
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PARA4=$(git rev-parse --verify HEAD) && |
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git cherry-pick $HASH6 && |
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PARA6=$(git rev-parse --verify HEAD) && |
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git replace $HASH6 $PARA6 && |
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git checkout master && |
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cur=$(git rev-parse --verify HEAD) && |
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test "$cur" = "$HASH7" && |
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git log --pretty=oneline | grep $PARA2 && |
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git remote add cloned ./clone_dir |
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' |
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test_expect_success 'push to cloned repo' ' |
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git push cloned $HASH6^:refs/heads/parallel && |
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( |
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cd clone_dir && |
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git checkout parallel && |
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git log --pretty=oneline | grep $PARA2 |
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) |
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' |
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test_expect_success 'push branch with replacement' ' |
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git cat-file commit $PARA3 | grep "author A U Thor" && |
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S=$(git cat-file commit $PARA3 | sed -e "s/A U/O/" | git hash-object -t commit --stdin -w) && |
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git cat-file commit $S | grep "author O Thor" && |
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git replace $PARA3 $S && |
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git show $HASH6~2 | grep "O Thor" && |
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git show $PARA3 | grep "O Thor" && |
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git push cloned $HASH6^:refs/heads/parallel2 && |
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( |
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cd clone_dir && |
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git checkout parallel2 && |
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git log --pretty=oneline | grep $PARA3 && |
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git show $PARA3 | grep "A U Thor" |
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) |
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' |
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test_expect_success 'fetch branch with replacement' ' |
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git branch tofetch $HASH6 && |
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( |
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cd clone_dir && |
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git fetch origin refs/heads/tofetch:refs/heads/parallel3 && |
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git log --pretty=oneline parallel3 > output.txt && |
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! grep $PARA3 output.txt && |
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git show $PARA3 > para3.txt && |
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grep "A U Thor" para3.txt && |
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git fetch origin "refs/replace/*:refs/replace/*" && |
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git log --pretty=oneline parallel3 > output.txt && |
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grep $PARA3 output.txt && |
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git show $PARA3 > para3.txt && |
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grep "O Thor" para3.txt |
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) |
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' |
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test_expect_success 'bisect and replacements' ' |
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git bisect start $HASH7 $HASH1 && |
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test "$PARA3" = "$(git rev-parse --verify HEAD)" && |
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git bisect reset && |
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GIT_NO_REPLACE_OBJECTS=1 git bisect start $HASH7 $HASH1 && |
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test "$HASH4" = "$(git rev-parse --verify HEAD)" && |
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git bisect reset && |
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git --no-replace-objects bisect start $HASH7 $HASH1 && |
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test "$HASH4" = "$(git rev-parse --verify HEAD)" && |
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git bisect reset |
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' |
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test_expect_success 'index-pack and replacements' ' |
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git --no-replace-objects rev-list --objects HEAD | |
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git --no-replace-objects pack-objects test- && |
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git index-pack test-*.pack |
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' |
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# |
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# |
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test_done
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