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path: root/t/t5150-request-pull.sh
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#!/bin/sh
 
test_description='Test workflows involving pull request.'
 
. ./test-lib.sh
 
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 master
	) &&
	(
		cd local &&
		git remote add upstream "$trash_url/upstream.git" &&
		git fetch upstream &&
		git pull upstream master &&
		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 master
	)
 
'
 
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
	/ in the git repository at:$/!d
	n
	/^$/ n
	s/^[ 	]*\(.*\) \([^ ]*\)/please pull\
	\1\
	\2/p
	q
	EOT
 
	cat <<-EOT >fuzz.sed
	#!/bin/sed -nf
	s/$_x40/OBJECT_NAME/g
	s/A U Thor/AUTHOR/g
	s/[-0-9]\{10\} [:0-9]\{8\} [-+][0-9]\{4\}/DATE/g
	s/        [^ ].*/        SUBJECT/g
	s/  [^ ].* (DATE)/  SUBJECT (DATE)/g
	s/$downstream_url_for_sed/URL/g
	s/for-upstream/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 master &&
		test_must_fail git request-pull initial "$downstream_url" \
			2>../err
	) &&
	grep "No branch of.*is at:\$" 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 master &&
		git push origin master:for-upstream &&
		git request-pull initial origin >../request
	) &&
	sed -nf read-request.sed <request >digest &&
	cat 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 names an appropriate branch' '
 
	rm -fr downstream.git &&
	git init --bare downstream.git &&
	(
		cd local &&
		git checkout initial &&
		git merge --ff-only master &&
		git push --tags origin master simplify &&
		git push origin master:for-upstream &&
		git request-pull initial "$downstream_url" >../request
	) &&
	sed -nf read-request.sed <request >digest &&
	cat digest &&
	{
		read task &&
		read repository &&
		read branch
	} <digest &&
	{
		test "$branch" = master ||
		test "$branch" = for-upstream
	}
 
'
 
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 master &&
		git push origin master:for-upstream &&
		git request-pull initial "$downstream_url" >../request
	) &&
	<request sed -nf fuzz.sed >request.fuzzy &&
	test_cmp expect request.fuzzy
 
'
 
test_expect_success 'request-pull ignores OPTIONS_KEEPDASHDASH poison' '
 
	(
		cd local &&
		OPTIONS_KEEPDASHDASH=Yes &&
		export OPTIONS_KEEPDASHDASH &&
		git checkout initial &&
		git merge --ff-only master &&
		git push origin master:for-upstream &&
		git request-pull -- initial "$downstream_url" >../request
	)
 
'
 
test_done