#!/bin/sh
#
# Copyright (c) 2007 Johannes E. Schindelin
#
test_description='git fast-export'
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
TEST_PASSES_SANITIZE_LEAK=true
. ./test-lib.sh
test_expect_success 'setup' '
echo break it > file0 &&
git add file0 &&
test_tick &&
echo Wohlauf > file &&
git add file &&
test_tick &&
git commit -m initial &&
echo die Luft > file &&
echo geht frisch > file2 &&
git add file file2 &&
test_tick &&
git commit -m second &&
echo und > file2 &&
test_tick &&
git commit -m third file2 &&
test_tick &&
git tag rein &&
git checkout -b wer HEAD^ &&
echo lange > file2 &&
test_tick &&
git commit -m sitzt file2 &&
test_tick &&
git tag -a -m valentin muss &&
git merge -s ours main
'
test_expect_success 'fast-export | fast-import' '
MAIN=$(git rev-parse --verify main) &&
REIN=$(git rev-parse --verify rein) &&
WER=$(git rev-parse --verify wer) &&
MUSS=$(git rev-parse --verify muss) &&
mkdir new &&
git --git-dir=new/.git init &&
git fast-export --all >actual &&
(cd new &&
git fast-import &&
test $MAIN = $(git rev-parse --verify refs/heads/main) &&
test $REIN = $(git rev-parse --verify refs/tags/rein) &&
test $WER = $(git rev-parse --verify refs/heads/wer) &&
test $MUSS = $(git rev-parse --verify refs/tags/muss)) <actual
'
test_expect_success 'fast-export ^muss^{commit} muss' '
git fast-export --tag-of-filtered-object=rewrite ^muss^{commit} muss >actual &&
cat >expected <<-EOF &&
tag muss
from $(git rev-parse --verify muss^{commit})
$(git cat-file tag muss | grep tagger)
data 9
valentin
EOF
test_cmp expected actual
'
test_expect_success 'fast-export --mark-tags ^muss^{commit} muss' '
git fast-export --mark-tags --tag-of-filtered-object=rewrite ^muss^{commit} muss >actual &&
cat >expected <<-EOF &&
tag muss
mark :1
from $(git rev-parse --verify muss^{commit})
$(git cat-file tag muss | grep tagger)
data 9
valentin
EOF
test_cmp expected actual
'
test_expect_success 'fast-export main~2..main' '
git fast-export main~2..main >actual &&
sed "s/main/partial/" actual |
(cd new &&
git fast-import &&
test $MAIN != $(git rev-parse --verify refs/heads/partial) &&
git diff --exit-code main partial &&
git diff --exit-code main^ partial^ &&
test_must_fail git rev-parse partial~2)
'
test_expect_success 'fast-export --reference-excluded-parents main~2..main' '
git fast-export --reference-excluded-parents main~2..main >actual &&
grep commit.refs/heads/main actual >commit-count &&
test_line_count = 2 commit-count &&
sed "s/main/rewrite/" actual |
(cd new &&
git fast-import &&
test $MAIN = $(git rev-parse --verify refs/heads/rewrite))
'
test_expect_success 'fast-export --show-original-ids' '
git fast-export --show-original-ids main >output &&
grep ^original-oid output| sed -e s/^original-oid.// | sort >actual &&
git rev-list --objects main muss >objects-and-names &&
awk "{print \$1}" objects-and-names | sort >commits-trees-blobs &&
comm -23 actual commits-trees-blobs >unfound &&
test_must_be_empty unfound
'
test_expect_success 'fast-export --show-original-ids | git fast-import' '
git fast-export --show-original-ids main muss | git fast-import --quiet &&
test $MAIN = $(git rev-parse --verify refs/heads/main) &&
test $MUSS = $(git rev-parse --verify refs/tags/muss)
'
test_expect_success 'reencoding iso-8859-7' '
test_when_finished "git reset --hard HEAD~1" &&
test_config i18n.commitencoding iso-8859-7 &&
test_tick &&
echo rosten >file &&
git commit -s -F "$TEST_DIRECTORY/t9350/simple-iso-8859-7-commit-message.txt" file &&
git fast-export --reencode=yes wer^..wer >iso-8859-7.fi &&
sed "s/wer/i18n/" iso-8859-7.fi |
(cd new &&
git fast-import &&
# The commit object, if not re-encoded, would be 200 bytes plus hash.
# Removing the "encoding iso-8859-7\n" header drops 20 bytes.
# Re-encoding the Pi character from \xF0 (\360) in iso-8859-7
# to \xCF\x80 (\317\200) in UTF-8 adds a byte. Check for
# the expected size.
test $(($(test_oid hexsz) + 181)) -eq "$(git cat-file -s i18n)" &&
# ...and for the expected translation of bytes.
git cat-file commit i18n >actual &&
grep $(printf "\317\200") actual &&
# Also make sure the commit does not have the "encoding" header
! grep ^encoding actual)
'
test_expect_success 'aborting on iso-8859-7' '
test_when_finished "git reset --hard HEAD~1" &&
test_config i18n.commitencoding iso-8859-7 &&
echo rosten >file &&
git commit -s -F "$TEST_DIRECTORY/t9350/simple-iso-8859-7-commit-message.txt" file &&
test_must_fail git fast-export --reencode=abort wer^..wer >iso-8859-7.fi
'
test_expect_success 'preserving iso-8859-7' '
test_when_finished "git reset --hard HEAD~1" &&
test_config i18n.commitencoding iso-8859-7 &&
echo rosten >file &&
git commit -s -F "$TEST_DIRECTORY/t9350/simple-iso-8859-7-commit-message.txt" file &&
git fast-export --reencode=no wer^..wer >iso-8859-7.fi &&
sed "s/wer/i18n-no-recoding/" iso-8859-7.fi |
(cd new &&
git fast-import &&
# The commit object, if not re-encoded, is 200 bytes plus hash.
# Removing the "encoding iso-8859-7\n" header would drops 20
# bytes. Re-encoding the Pi character from \xF0 (\360) in
# iso-8859-7 to \xCF\x80 (\317\200) in UTF-8 adds a byte.
# Check for the expected size...
test $(($(test_oid hexsz) + 200)) -eq "$(git cat-file -s i18n-no-recoding)" &&
# ...as well as the expected byte.
git cat-file commit i18n-no-recoding >actual &&
grep $(printf "\360") actual &&
# Also make sure the commit has the "encoding" header
grep ^encoding actual)
'
test_expect_success 'encoding preserved if reencoding fails' '
test_when_finished "git reset --hard HEAD~1" &&
test_config i18n.commitencoding iso-8859-7 &&
echo rosten >file &&
git commit -s -F "$TEST_DIRECTORY/t9350/broken-iso-8859-7-commit-message.txt" file &&
git fast-export --reencode=yes wer^..wer >iso-8859-7.fi &&
sed "s/wer/i18n-invalid/" iso-8859-7.fi |
(cd new &&
git fast-import &&
git cat-file commit i18n-invalid >actual &&
# Make sure the commit still has the encoding header
grep ^encoding actual &&
# Verify that the commit has the expected size; i.e.
# that no bytes were re-encoded to a different encoding.
test $(($(test_oid hexsz) + 212)) -eq "$(git cat-file -s i18n-invalid)" &&
# ...and check for the original special bytes
grep $(printf "\360") actual &&
grep $(printf "\377") actual)
'
test_expect_success 'import/export-marks' '
git checkout -b marks main &&
git fast-export --export-marks=tmp-marks HEAD &&
test -s tmp-marks &&
test_line_count = 3 tmp-marks &&
git fast-export --import-marks=tmp-marks \
--export-marks=tmp-marks HEAD >actual &&
test $(grep ^commit actual | wc -l) -eq 0 &&
echo change > file &&
git commit -m "last commit" file &&
git fast-export --import-marks=tmp-marks \
--export-marks=tmp-marks HEAD >actual &&
test $(grep ^commit\ actual | wc -l) -eq 1 &&
test_line_count = 4 tmp-marks
'
cat > signed-tag-import << EOF
tag sign-your-name
from $(git rev-parse HEAD)
tagger C O Mitter <[email protected]> 1112911993 -0700
data 210
A message for a sign
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.5 (GNU/Linux)
fakedsignaturefakedsignaturefakedsignaturefakedsignaturfakedsign
aturefakedsignaturefake=
=/59v
-----END PGP SIGNATURE-----
EOF
test_expect_success 'set up faked signed tag' '
git fast-import <signed-tag-import
'
test_expect_success 'signed-tags=abort' '
test_must_fail git fast-export --signed-tags=abort sign-your-name
'
test_expect_success 'signed-tags=verbatim' '
git fast-export --signed-tags=verbatim sign-your-name > output &&
grep PGP output
'
test_expect_success 'signed-tags=strip' '
git fast-export --signed-tags=strip sign-your-name > output &&
! grep PGP output
'
test_expect_success 'signed-tags=warn-strip' '
git fast-export --signed-tags=warn-strip sign-your-name >output 2>err &&
! grep PGP output &&
test -s err
'
test_expect_success 'setup submodule' '
test_config_global protocol.file.allow always &&
git checkout -f main &&
mkdir sub &&
(
cd sub &&
git init &&
echo test file > file &&
git add file &&
git commit -m sub_initial
) &&
git submodule add "$(pwd)/sub" sub &&
git commit -m initial &&
test_tick &&
(
cd sub &&
echo more data >> file &&
git add file &&
git commit -m sub_second
) &&
git add sub &&
git commit -m second
'
test_expect_success 'submodule fast-export | fast-import' '
test_config_global protocol.file.allow always &&
SUBENT1=$(git ls-tree main^ sub) &&
SUBENT2=$(git ls-tree main sub) &&
rm -rf new &&
mkdir new &&
git --git-dir=new/.git init &&
git fast-export --signed-tags=strip --all >actual &&
(cd new &&
git fast-import &&
test "$SUBENT1" = "$(git ls-tree refs/heads/main^ sub)" &&
test "$SUBENT2" = "$(git ls-tree refs/heads/main sub)" &&
git checkout main &&
git submodule init &&
git submodule update &&
cmp sub/file ../sub/file) <actual
'
GIT_AUTHOR_NAME='A U Thor'; export GIT_AUTHOR_NAME
GIT_COMMITTER_NAME='C O Mitter'; export GIT_COMMITTER_NAME
test_expect_success 'setup copies' '
git checkout -b copy rein &&
git mv file file3 &&
git commit -m move1 &&
test_tick &&
cp file2 file4 &&
git add file4 &&
git mv file2 file5 &&
git commit -m copy1 &&
test_tick &&
cp file3 file6 &&
git add file6 &&
git commit -m copy2 &&
test_tick &&
echo more text >> file6 &&
echo even more text >> file6 &&
git add file6 &&
git commit -m modify &&
test_tick &&
cp file6 file7 &&
echo test >> file7 &&
git add file7 &&
git commit -m copy_modify
'
test_expect_success 'fast-export -C -C | fast-import' '
ENTRY=$(git rev-parse --verify copy) &&
rm -rf new &&
mkdir new &&
git --git-dir=new/.git init &&
git fast-export -C -C --signed-tags=strip --all > output &&
grep "^C file2 file4\$" output &&
cat output |
(cd new &&
git fast-import &&
test $ENTRY = $(git rev-parse --verify refs/heads/copy))
'
test_expect_success 'fast-export | fast-import when main is tagged' '
git tag -m msg last &&
git fast-export -C -C --signed-tags=strip --all > output &&
test $(grep -c "^tag " output) = 3
'
cat > tag-content << EOF
object $(git rev-parse HEAD)
type commit
tag rosten
EOF
test_expect_success 'cope with tagger-less tags' '
TAG=$(git hash-object --literally -t tag -w tag-content) &&
git update-ref refs/tags/sonnenschein $TAG &&
git fast-export -C -C --signed-tags=strip --all > output &&
test $(grep -c "^tag " output) = 4 &&
! grep "Unspecified Tagger" output &&
git fast-export -C -C --signed-tags=strip --all \
--fake-missing-tagger > output &&
test $(grep -c "^tag " output) = 4 &&
grep "Unspecified Tagger" output
'
test_expect_success 'setup for limiting exports by PATH' '
mkdir limit-by-paths &&
(
cd limit-by-paths &&
git init &&
echo hi > there &&
git add there &&
git commit -m "First file" &&
echo foo > bar &&
git add bar &&
git commit -m "Second file" &&
git tag -a -m msg mytag &&
echo morefoo >> bar &&
git add bar &&
git commit -m "Change to second file"
)
'
cat > limit-by-paths/expected << EOF
blob
mark :1
data 3
hi
reset refs/tags/mytag
commit refs/tags/mytag
mark :2
author A U Thor <[email protected]> 1112912713 -0700
committer C O Mitter <[email protected]> 1112912713 -0700
data 11
First file
M 100644 :1 there
EOF
test_expect_success 'dropping tag of filtered out object' '
(
cd limit-by-paths &&
git fast-export --tag-of-filtered-object=drop mytag -- there > output &&
test_cmp expected output
)
'
cat >> limit-by-paths/expected << EOF
tag mytag
from :2
tagger C O Mitter <[email protected]> 1112912713 -0700
data 4
msg
EOF
test_expect_success 'rewriting tag of filtered out object' '
(
cd limit-by-paths &&
git fast-export --tag-of-filtered-object=rewrite mytag -- there > output &&
test_cmp expected output
)
'
test_expect_success 'rewrite tag predating pathspecs to nothing' '
test_create_repo rewrite_tag_predating_pathspecs &&
(
cd rewrite_tag_predating_pathspecs &&
test_commit initial &&
git tag -a -m "Some old tag" v0.0.0.0.0.0.1 &&
test_commit bar &&
git fast-export --tag-of-filtered-object=rewrite --all -- bar.t >output &&
grep from.$ZERO_OID output
)
'
cat > limit-by-paths/expected << EOF
blob
mark :1
data 4
foo
blob
mark :2
data 3
hi
reset refs/heads/main
commit refs/heads/main
mark :3
author A U Thor <[email protected]> 1112912713 -0700
committer C O Mitter <[email protected]> 1112912713 -0700
data 12
Second file
M 100644 :1 bar
M 100644 :2 there
EOF
test_expect_failure 'no exact-ref revisions included' '
(
cd limit-by-paths &&
git fast-export main~2..main~1 > output &&
test_cmp expected output
)
'
test_expect_success 'path limiting with import-marks does not lose unmodified files' '
git checkout -b simple marks~2 &&
git fast-export --export-marks=marks simple -- file > /dev/null &&
echo more content >> file &&
test_tick &&
git commit -mnext file &&
git fast-export --import-marks=marks simple -- file file0 >actual &&
grep file0 actual
'
test_expect_success 'path limiting works' '
git fast-export simple -- file >actual &&
sed -ne "s/^M .* //p" <actual | sort -u >actual.files &&
echo file >expect &&
test_cmp expect actual.files
'
test_expect_success 'avoid corrupt stream with non-existent mark' '
test_create_repo avoid_non_existent_mark &&
(
cd avoid_non_existent_mark &&
test_commit important-path &&
test_commit ignored &&
git branch A &&
git branch B &&
echo foo >>important-path.t &&
git add important-path.t &&
test_commit more changes &&
git fast-export --all -- important-path.t | git fast-import --force
)
'
test_expect_success 'full-tree re-shows unmodified files' '
git checkout -f simple &&
git fast-export --full-tree simple >actual &&
test $(grep -c file0 actual) -eq 3
'
test_expect_success 'set-up a few more tags for tag export tests' '
git checkout -f main &&
HEAD_TREE=$(git show -s --pretty=raw HEAD | sed -n "/tree/s/tree //p") &&
git tag tree_tag -m "tagging a tree" $HEAD_TREE &&
git tag -a tree_tag-obj -m "tagging a tree" $HEAD_TREE &&
git tag tag-obj_tag -m "tagging a tag" tree_tag-obj &&
git tag -a tag-obj_tag-obj -m "tagging a tag" tree_tag-obj
'
test_expect_success 'tree_tag' '
mkdir result &&
(cd result && git init) &&
git fast-export tree_tag > fe-stream &&
(cd result && git fast-import < ../fe-stream)
'
# NEEDSWORK: not just check return status, but validate the output
# Note that these tests DO NOTHING other than print a warning that
# they are omitting the one tag we asked them to export (because the
# tags resolve to a tree). They exist just to make sure we do not
# abort but instead just warn.
test_expect_success 'tree_tag-obj' 'git fast-export tree_tag-obj'
test_expect_success 'tag-obj_tag' 'git fast-export tag-obj_tag'
test_expect_success 'tag-obj_tag-obj' 'git fast-export tag-obj_tag-obj'
test_expect_success 'handling tags of blobs' '
git tag -a -m "Tag of a blob" blobtag $(git rev-parse main:file) &&
git fast-export blobtag >actual &&
cat >expect <<-EOF &&
blob
mark :1
data 9
die Luft
tag blobtag
from :1
tagger $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data 14
Tag of a blob
EOF
test_cmp expect actual
'
test_expect_success 'handling nested tags' '
git tag -a -m "This is a nested tag" nested muss &&
git fast-export --mark-tags nested >output &&
grep "^from $ZERO_OID$" output &&
grep "^tag nested$" output >tag_lines &&
test_line_count = 2 tag_lines
'
test_expect_success 'directory becomes symlink' '
git init dirtosymlink &&
git init result &&
(
cd dirtosymlink &&
mkdir foo &&
mkdir bar &&
echo hello > foo/world &&
echo hello > bar/world &&
git add foo/world bar/world &&
git commit -q -mone &&
git rm -r foo &&
test_ln_s_add bar foo &&
git commit -q -mtwo
) &&
(
cd dirtosymlink &&
git fast-export main -- foo |
(cd ../result && git fast-import --quiet)
) &&
(cd result && git show main:foo)
'
test_expect_success 'fast-export quotes pathnames' '
git init crazy-paths &&
test_config -C crazy-paths core.protectNTFS false &&
(cd crazy-paths &&
blob=$(echo foo | git hash-object -w --stdin) &&
git -c core.protectNTFS=false update-index --add \
--cacheinfo 100644 $blob "$(printf "path with\\nnewline")" \
--cacheinfo 100644 $blob "path with \"quote\"" \
--cacheinfo 100644 $blob "path with \\backslash" \
--cacheinfo 100644 $blob "path with space" &&
git commit -m addition &&
git ls-files -z -s | perl -0pe "s{\\t}{$&subdir/}" >index &&
git read-tree --empty &&
git update-index -z --index-info <index &&
git commit -m rename &&
git read-tree --empty &&
git commit -m deletion &&
git fast-export -M HEAD >export.out &&
git rev-list HEAD >expect &&
git init result &&
cd result &&
git fast-import <../export.out &&
git rev-list HEAD >actual &&
test_cmp ../expect actual
)
'
test_expect_success 'test bidirectionality' '
git init marks-test &&
git fast-export --export-marks=marks-cur --import-marks-if-exists=marks-cur --branches | \
git --git-dir=marks-test/.git fast-import --export-marks=marks-new --import-marks-if-exists=marks-new &&
(cd marks-test &&
git reset --hard &&
echo Wohlauf > file &&
git commit -a -m "back in time") &&
git --git-dir=marks-test/.git fast-export --export-marks=marks-new --import-marks-if-exists=marks-new --branches | \
git fast-import --export-marks=marks-cur --import-marks-if-exists=marks-cur
'
cat > expected << EOF
blob
mark :13
data 5
bump
commit refs/heads/main
mark :14
author A U Thor <[email protected]> 1112912773 -0700
committer C O Mitter <[email protected]> 1112912773 -0700
data 5
bump
from :12
M 100644 :13 file
EOF
test_expect_success 'avoid uninteresting refs' '
> tmp-marks &&
git fast-export --import-marks=tmp-marks \
--export-marks=tmp-marks main > /dev/null &&
git tag v1.0 &&
git branch uninteresting &&
echo bump > file &&
git commit -a -m bump &&
git fast-export --import-marks=tmp-marks \
--export-marks=tmp-marks ^uninteresting ^v1.0 main > actual &&
test_cmp expected actual
'
cat > expected << EOF
reset refs/heads/main
from :14
EOF
test_expect_success 'refs are updated even if no commits need to be exported' '
> tmp-marks &&
git fast-export --import-marks=tmp-marks \
--export-marks=tmp-marks main > /dev/null &&
git fast-export --import-marks=tmp-marks \
--export-marks=tmp-marks main > actual &&
test_cmp expected actual
'
test_expect_success 'use refspec' '
git fast-export --refspec refs/heads/main:refs/heads/foobar main >actual2 &&
grep "^commit " actual2 | sort | uniq >actual &&
echo "commit refs/heads/foobar" > expected &&
test_cmp expected actual
'
test_expect_success 'delete ref because entire history excluded' '
git branch to-delete &&
git fast-export to-delete ^to-delete >actual &&
cat >expected <<-EOF &&
reset refs/heads/to-delete
from $ZERO_OID
EOF
test_cmp expected actual
'
test_expect_success 'delete refspec' '
git fast-export --refspec :refs/heads/to-delete >actual &&
cat >expected <<-EOF &&
reset refs/heads/to-delete
from $ZERO_OID
EOF
test_cmp expected actual
'
test_expect_success 'when using -C, do not declare copy when source of copy is also modified' '
test_create_repo src &&
echo a_line >src/file.txt &&
git -C src add file.txt &&
git -C src commit -m 1st_commit &&
cp src/file.txt src/file2.txt &&
echo another_line >>src/file.txt &&
git -C src add file.txt file2.txt &&
git -C src commit -m 2nd_commit &&
test_create_repo dst &&
git -C src fast-export --all -C >actual &&
git -C dst fast-import <actual &&
git -C src show >expected &&
git -C dst show >actual &&
test_cmp expected actual
'
test_expect_success 'merge commit gets exported with --import-marks' '
test_create_repo merging &&
(
cd merging &&
test_commit initial &&
git checkout -b topic &&
test_commit on-topic &&
git checkout main &&
test_commit on-main &&
test_tick &&
git merge --no-ff -m Yeah topic &&
echo ":1 $(git rev-parse HEAD^^)" >marks &&
git fast-export --import-marks=marks main >out &&
grep Yeah out
)
'
test_expect_success 'fast-export --first-parent outputs all revisions output by revision walk' '
git init first-parent &&
(
cd first-parent &&
test_commit A &&
git checkout -b topic1 &&
test_commit B &&
git checkout main &&
git merge --no-ff topic1 &&
git checkout -b topic2 &&
test_commit C &&
git checkout main &&
git merge --no-ff topic2 &&
test_commit D &&
git fast-export main -- --first-parent >first-parent-export &&
git fast-export main -- --first-parent --reverse >first-parent-reverse-export &&
test_cmp first-parent-export first-parent-reverse-export &&
git init import &&
git -C import fast-import <first-parent-export &&
git log --format="%ad %s" --first-parent main >expected &&
git -C import log --format="%ad %s" --all >actual &&
test_cmp expected actual &&
test_line_count = 4 actual
)
'
test_expect_success 'fast-export handles --end-of-options' '
git update-ref refs/heads/nodash HEAD &&
git update-ref refs/heads/--dashes HEAD &&
git fast-export --end-of-options nodash >expect &&
git fast-export --end-of-options --dashes >actual.raw &&
# fix up lines which mention the ref for comparison
sed s/--dashes/nodash/ <actual.raw >actual &&
test_cmp expect actual
'
test_done
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