#!/bin/sh
test_description='Test workflows involving pull request.'
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
TEST_PASSES_SANITIZE_LEAK=true
. ./test-lib.sh
if ! test_have_prereq PERL
then
skip_all='skipping request-pull tests, perl not available'
test_done
fi
test_expect_success 'setup' '
git init --bare upstream.git &&
git init --bare downstream.git &&
git clone upstream.git upstream-private &&
git clone downstream.git local &&
trash_url="file://$TRASH_DIRECTORY" &&
downstream_url="$trash_url/downstream.git/" &&
upstream_url="$trash_url/upstream.git/" &&
(
cd upstream-private &&
cat <<-\EOT >mnemonic.txt &&
Thirtey days hath November,
Aprile, June, and September:
EOT
git add mnemonic.txt &&
test_tick &&
git commit -m "\"Thirty days\", a reminder of month lengths" &&
git tag -m "version 1" -a initial &&
git push --tags origin main
) &&
(
cd local &&
git remote add upstream "$trash_url/upstream.git" &&
git fetch upstream &&
git pull upstream main &&
cat <<-\EOT >>mnemonic.txt &&
Of twyecescore-eightt is but eine,
And all the remnante be thrycescore-eine.
O’course Leap yare comes an’pynes,
Ev’rie foure yares, gote it ryghth.
An’twyecescore-eight is but twyecescore-nyne.
EOT
git add mnemonic.txt &&
test_tick &&
git commit -m "More detail" &&
git tag -m "version 2" -a full &&
git checkout -b simplify HEAD^ &&
mv mnemonic.txt mnemonic.standard &&
cat <<-\EOT >mnemonic.clarified &&
Thirty days has September,
All the rest I can’t remember.
EOT
git add -N mnemonic.standard mnemonic.clarified &&
git commit -a -m "Adapt to use modern, simpler English
But keep the old version, too, in case some people prefer it." &&
git checkout main
)
'
test_expect_success 'setup: two scripts for reading pull requests' '
downstream_url_for_sed=$(
printf "%s\n" "$downstream_url" |
sed -e '\''s/\\/\\\\/g'\'' -e '\''s/[[/.*^$]/\\&/g'\''
) &&
cat <<-\EOT >read-request.sed &&
#!/bin/sed -nf
# Note that a request could ask for "tag $tagname"
/ in the Git repository at:$/!d
n
/^$/ n
s/ tag \([^ ]*\)$/ tag--\1/
s/^[ ]*\(.*\) \([^ ]*\)/please pull\
\1\
\2/p
q
EOT
cat <<-EOT >fuzz.sed
#!/bin/sed -nf
s/$downstream_url_for_sed/URL/g
s/$OID_REGEX/OBJECT_NAME/g
s/A U Thor/AUTHOR/g
s/[-0-9]\{10\} [:0-9]\{8\} [-+][0-9]\{4\}/DATE/g
s/ [^ ].*/ SUBJECT/g
s/ [^ ].* (DATE)/ SUBJECT (DATE)/g
s|tags/full|BRANCH|g
s/mnemonic.txt/FILENAME/g
s/^version [0-9]/VERSION/
/^ FILENAME | *[0-9]* [-+]*\$/ b diffstat
/^AUTHOR ([0-9]*):\$/ b shortlog
p
b
: diffstat
n
/ [0-9]* files* changed/ {
a\\
DIFFSTAT
b
}
b diffstat
: shortlog
/^ [a-zA-Z]/ n
/^[a-zA-Z]* ([0-9]*):\$/ n
/^\$/ N
/^\n[a-zA-Z]* ([0-9]*):\$/!{
a\\
SHORTLOG
D
}
n
b shortlog
EOT
'
test_expect_success 'pull request when forgot to push' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
test_must_fail git request-pull initial "$downstream_url" \
2>../err
) &&
grep "No match for commit .*" err &&
grep "Are you sure you pushed" err
'
test_expect_success 'pull request after push' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git push origin main:for-upstream &&
git request-pull initial origin main:for-upstream >../request
) &&
sed -nf read-request.sed <request >digest &&
{
read task &&
read repository &&
read branch
} <digest &&
(
cd upstream-private &&
git checkout initial &&
git pull --ff-only "$repository" "$branch"
) &&
test "$branch" = for-upstream &&
test_cmp local/mnemonic.txt upstream-private/mnemonic.txt
'
test_expect_success 'request asks HEAD to be pulled' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git push --tags origin main simplify &&
git push origin main:for-upstream &&
git request-pull initial "$downstream_url" >../request
) &&
sed -nf read-request.sed <request >digest &&
{
read task &&
read repository &&
read branch
} <digest &&
test -z "$branch"
'
test_expect_success 'pull request format' '
rm -fr downstream.git &&
git init --bare downstream.git &&
cat <<-\EOT >expect &&
The following changes since commit OBJECT_NAME:
SUBJECT (DATE)
are available in the Git repository at:
URL BRANCH
for you to fetch changes up to OBJECT_NAME:
SUBJECT (DATE)
----------------------------------------------------------------
VERSION
----------------------------------------------------------------
SHORTLOG
DIFFSTAT
EOT
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git push origin tags/full &&
git request-pull initial "$downstream_url" tags/full >../request
) &&
<request sed -nf fuzz.sed >request.fuzzy &&
test_cmp expect request.fuzzy &&
(
cd local &&
git request-pull initial "$downstream_url" tags/full:refs/tags/full
) >request &&
sed -nf fuzz.sed <request >request.fuzzy &&
test_cmp expect request.fuzzy &&
(
cd local &&
git request-pull initial "$downstream_url" full
) >request &&
grep " tags/full\$" request
'
test_expect_success 'request-pull ignores OPTIONS_KEEPDASHDASH poison' '
(
cd local &&
OPTIONS_KEEPDASHDASH=Yes &&
export OPTIONS_KEEPDASHDASH &&
git checkout initial &&
git merge --ff-only main &&
git push origin main:for-upstream &&
git request-pull -- initial "$downstream_url" main:for-upstream >../request
)
'
test_expect_success 'request-pull quotes regex metacharacters properly' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git tag -mrelease v2.0 &&
git push origin refs/tags/v2.0:refs/tags/v2-0 &&
test_must_fail git request-pull initial "$downstream_url" tags/v2.0 \
2>../err
) &&
grep "No match for commit .*" err &&
grep "Are you sure you pushed" err
'
test_expect_success 'pull request with mismatched object' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git push origin HEAD:refs/tags/full &&
test_must_fail git request-pull initial "$downstream_url" tags/full \
2>../err
) &&
grep "points to a different object" err &&
grep "Are you sure you pushed" err
'
test_expect_success 'pull request with stale object' '
rm -fr downstream.git &&
git init --bare downstream.git &&
(
cd local &&
git checkout initial &&
git merge --ff-only main &&
git push origin refs/tags/full &&
git tag -f -m"Thirty-one days" full &&
test_must_fail git request-pull initial "$downstream_url" tags/full \
2>../err
) &&
grep "points to a different object" err &&
grep "Are you sure you pushed" err
'
test_done
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