t/t5515-fetch-merge-logic.sh - jrn/git - Git at Google

 #!/bin/sh
 #
 # Copyright (c) 2007 Santi Béjar, based on t4013 by Junio C Hamano
 #
 #

 test_description='Merge logic in fetch'

 # NEEDSWORK: If the overspecification of the expected result is reduced, we
 # might be able to run this test in all protocol versions.
 GIT_TEST_PROTOCOL_VERSION=0
 export GIT_TEST_PROTOCOL_VERSION

 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME

 TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh

 build_script () {
 	script="$1" &&
 	for i in one three_file main topic_2 one_tree three two two2 three2
 	do
 		echo "s/$(test_oid --hash=sha1 "$i")/$(test_oid "$i")/g" >>"$script"
 	done
 }

 convert_expected () {
 	file="$1" &&
 	script="$2" &&
 	sed -f "$script" "$file" >"$file.tmp" &&
 	mv "$file.tmp" "$file"
 }

 test_expect_success setup '
 	GIT_AUTHOR_DATE="2006-06-26 00:00:00 +0000" &&
 	GIT_COMMITTER_DATE="2006-06-26 00:00:00 +0000" &&
 	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&

 	test_oid_cache <<-EOF &&
 	one sha1:8e32a6d901327a23ef831511badce7bf3bf46689
 	one sha256:8739546433ab1ac72ee93088dce611210effee072b2b586ceac6dde43ebec9ce

 	three_file sha1:0e3b14047d3ee365f4f2a1b673db059c3972589c
 	three_file sha256:bc4447d50c07497a8bfe6eef817f2364ecca9d471452e43b52756cc1a908bd32

 	main sha1:ecf3b3627b498bdcb735cc4343bf165f76964e9a
 	main sha256:fff666109892bb4b1c80cd1649d2d8762a0663db8b5d46c8be98360b64fbba5f

 	one_tree sha1:22feea448b023a2d864ef94b013735af34d238ba
 	one_tree sha256:6e4743f4ef2356b881dda5e91f5c7cdffe870faf350bf7b312f80a20935f5d83

 	three sha1:c61a82b60967180544e3c19f819ddbd0c9f89899
 	three sha256:0cc6d1eda617ded715170786e31ba4e2d0185404ec5a3508dd0d73b324860c6a

 	two sha1:525b7fb068d59950d185a8779dc957c77eed73ba
 	two sha256:3b21de3440cd38c2a9e9b464adb923f7054949ed4c918e1a0ac4c95cd52774db

 	topic_2 sha1:b4ab76b1a01ea602209932134a44f1e6bd610832
 	topic_2 sha256:380ebae0113f877ce46fcdf39d5bc33e4dc0928db5c5a4d5fdc78381c4d55ae3

 	two2 sha1:6134ee8f857693b96ff1cc98d3e2fd62b199e5a8
 	two2 sha256:87a2d3ee29c83a3dc7afd41c0606b11f67603120b910a7be7840accdc18344d4

 	three2 sha1:0567da4d5edd2ff4bb292a465ba9e64dcad9536b
 	three2 sha256:cceb3e8eca364fa9a0a39a1efbebecacc664af86cbbd8070571f5faeb5f0e8c3
 	EOF

 	echo >file original &&
 	git add file &&
 	git commit -a -m One &&
 	git tag tag-one &&
 	git tag tag-one-tree HEAD^{tree} &&
 	git branch one &&

 	echo two >> file &&
 	git commit -a -m Two &&
 	git tag -a -m "Tag Two" tag-two &&
 	git branch two &&

 	echo three >> file &&
 	git commit -a -m Three &&
 	git tag -a -m "Tag Three" tag-three &&
 	git tag -a -m "Tag Three file" tag-three-file HEAD^{tree}:file &&
 	git branch three &&

 	echo main >> file &&
 	git commit -a -m Main &&
 	git tag -a -m "Tag Main" tag-main &&

 	git checkout three &&

 	git clone . cloned &&
 	cd cloned &&
 	git config remote.origin.url ../.git/ &&

 	git config remote.config-explicit.url ../.git/ &&
 	git config remote.config-explicit.fetch refs/heads/main:remotes/rem/main &&
 	git config --add remote.config-explicit.fetch refs/heads/one:remotes/rem/one &&
 	git config --add remote.config-explicit.fetch two:remotes/rem/two &&
 	git config --add remote.config-explicit.fetch refs/heads/three:remotes/rem/three &&
 	remotes="config-explicit" &&

 	git config remote.config-glob.url ../.git/ &&
 	git config remote.config-glob.fetch refs/heads/*:refs/remotes/rem/* &&
 	remotes="$remotes config-glob" &&

 	mkdir -p .git/remotes &&
 	cat >.git/remotes/remote-explicit <<-\EOF &&
 	URL: ../.git/
 	Pull: refs/heads/main:remotes/rem/main
 	Pull: refs/heads/one:remotes/rem/one
 	Pull: two:remotes/rem/two
 	Pull: refs/heads/three:remotes/rem/three
 	EOF
 	remotes="$remotes remote-explicit" &&

 	cat >.git/remotes/remote-glob <<-\EOF &&
 	URL: ../.git/
 	Pull: refs/heads/*:refs/remotes/rem/*
 	EOF
 	remotes="$remotes remote-glob" &&

 	mkdir -p .git/branches &&
 	echo "../.git" > .git/branches/branches-default &&
 	remotes="$remotes branches-default" &&

 	echo "../.git#one" > .git/branches/branches-one &&
 	remotes="$remotes branches-one" &&

 	for remote in $remotes ; do
 		git config branch.br-$remote.remote $remote &&
 		git config branch.br-$remote-merge.remote $remote &&
 		git config branch.br-$remote-merge.merge refs/heads/three &&
 		git config branch.br-$remote-octopus.remote $remote &&
 		git config branch.br-$remote-octopus.merge refs/heads/one &&
 		git config --add branch.br-$remote-octopus.merge two || return 1
 	done &&
 	build_script sed_script
 '

 # Merge logic depends on branch properties and Pull: or .fetch lines
 for remote in $remotes ; do
     for branch in "" "-merge" "-octopus" ; do
 cat <<EOF
 br-$remote$branch
 br-$remote$branch $remote
 EOF
     done
 done > tests

 # Merge logic does not depend on branch properties,
 # but does depend on Pull: or fetch lines.
 # Use two branches completely unrelated from the arguments,
 # the clone default and one without branch properties
 for branch in main br-unconfig ; do
     echo $branch
     for remote in $remotes ; do
 	echo $branch $remote
     done
 done >> tests

 # Merge logic does not depend on branch properties
 # neither in the Pull: or .fetch config
 for branch in main br-unconfig ; do
     cat <<EOF
 $branch ../.git
 $branch ../.git one
 $branch ../.git one two
 $branch --tags ../.git
 $branch ../.git tag tag-one tag tag-three
 $branch ../.git tag tag-one-tree tag tag-three-file
 $branch ../.git one tag tag-one tag tag-three-file
 EOF
 done >> tests

 while read cmd
 do
 	case "$cmd" in
 	'' | '#'*) continue ;;
 	esac
 	test=$(echo "$cmd" | sed -e 's|[/ ][/ ]*|_|g')
 	pfx=$(printf "%04d" $test_count)
 	expect_f="$TEST_DIRECTORY/t5515/fetch.$test"
 	actual_f="$pfx-fetch.$test"
 	expect_r="$TEST_DIRECTORY/t5515/refs.$test"
 	actual_r="$pfx-refs.$test"

 	test_expect_success "$cmd" '
 		cp "$expect_f" expect_f &&
 		convert_expected expect_f sed_script &&
 		cp "$expect_r" expect_r &&
 		convert_expected expect_r sed_script &&
 		{
 			echo "# $cmd" &&
 			set x $cmd && shift &&
 			git symbolic-ref HEAD refs/heads/$1 && shift &&
 			rm -f .git/FETCH_HEAD &&
 			git for-each-ref \
 				refs/heads refs/remotes/rem refs/tags |
 			while read val type refname
 			do
 				git update-ref -d "$refname" "$val" || return 1
 			done &&
 			git fetch "$@" >/dev/null &&
 			cat .git/FETCH_HEAD
 		} >"$actual_f" &&
 		git show-ref >"$actual_r" &&
 		if test -f "expect_f"
 		then
 			test_cmp "expect_f" "$actual_f" &&
 			rm -f "$actual_f"
 		else
 			# this is to help developing new tests.
 			cp "$actual_f" "$expect_f"
 			false
 		fi &&
 		if test -f "expect_r"
 		then
 			test_cmp "expect_r" "$actual_r" &&
 			rm -f "$actual_r"
 		else
 			# this is to help developing new tests.
 			cp "$actual_r" "$expect_r"
 			false
 		fi
 	'
 done < tests

 test_done
	#!/bin/sh
	#
	# Copyright (c) 2007 Santi Béjar, based on t4013 by Junio C Hamano
	#
	#

	test_description='Merge logic in fetch'

	# NEEDSWORK: If the overspecification of the expected result is reduced, we
	# might be able to run this test in all protocol versions.
	GIT_TEST_PROTOCOL_VERSION=0
	export GIT_TEST_PROTOCOL_VERSION

	GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
	export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME

	TEST_PASSES_SANITIZE_LEAK=true
	. ./test-lib.sh

	build_script () {
	script="$1" &&
	for i in one three_file main topic_2 one_tree three two two2 three2
	do
	echo "s/$(test_oid --hash=sha1 "$i")/$(test_oid "$i")/g" >>"$script"
	done
	}

	convert_expected () {
	file="$1" &&
	script="$2" &&
	sed -f "$script" "$file" >"$file.tmp" &&
	mv "$file.tmp" "$file"
	}

	test_expect_success setup '
	GIT_AUTHOR_DATE="2006-06-26 00:00:00 +0000" &&
	GIT_COMMITTER_DATE="2006-06-26 00:00:00 +0000" &&
	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&

	test_oid_cache <<-EOF &&
	one sha1:8e32a6d901327a23ef831511badce7bf3bf46689
	one sha256:8739546433ab1ac72ee93088dce611210effee072b2b586ceac6dde43ebec9ce

	three_file sha1:0e3b14047d3ee365f4f2a1b673db059c3972589c
	three_file sha256:bc4447d50c07497a8bfe6eef817f2364ecca9d471452e43b52756cc1a908bd32

	main sha1:ecf3b3627b498bdcb735cc4343bf165f76964e9a
	main sha256:fff666109892bb4b1c80cd1649d2d8762a0663db8b5d46c8be98360b64fbba5f

	one_tree sha1:22feea448b023a2d864ef94b013735af34d238ba
	one_tree sha256:6e4743f4ef2356b881dda5e91f5c7cdffe870faf350bf7b312f80a20935f5d83

	three sha1:c61a82b60967180544e3c19f819ddbd0c9f89899
	three sha256:0cc6d1eda617ded715170786e31ba4e2d0185404ec5a3508dd0d73b324860c6a

	two sha1:525b7fb068d59950d185a8779dc957c77eed73ba
	two sha256:3b21de3440cd38c2a9e9b464adb923f7054949ed4c918e1a0ac4c95cd52774db

	topic_2 sha1:b4ab76b1a01ea602209932134a44f1e6bd610832
	topic_2 sha256:380ebae0113f877ce46fcdf39d5bc33e4dc0928db5c5a4d5fdc78381c4d55ae3

	two2 sha1:6134ee8f857693b96ff1cc98d3e2fd62b199e5a8
	two2 sha256:87a2d3ee29c83a3dc7afd41c0606b11f67603120b910a7be7840accdc18344d4

	three2 sha1:0567da4d5edd2ff4bb292a465ba9e64dcad9536b
	three2 sha256:cceb3e8eca364fa9a0a39a1efbebecacc664af86cbbd8070571f5faeb5f0e8c3
	EOF

	echo >file original &&
	git add file &&
	git commit -a -m One &&
	git tag tag-one &&
	git tag tag-one-tree HEAD^{tree} &&
	git branch one &&

	echo two >> file &&
	git commit -a -m Two &&
	git tag -a -m "Tag Two" tag-two &&
	git branch two &&

	echo three >> file &&
	git commit -a -m Three &&
	git tag -a -m "Tag Three" tag-three &&
	git tag -a -m "Tag Three file" tag-three-file HEAD^{tree}:file &&
	git branch three &&

	echo main >> file &&
	git commit -a -m Main &&
	git tag -a -m "Tag Main" tag-main &&

	git checkout three &&

	git clone . cloned &&
	cd cloned &&
	git config remote.origin.url ../.git/ &&

	git config remote.config-explicit.url ../.git/ &&
	git config remote.config-explicit.fetch refs/heads/main:remotes/rem/main &&
	git config --add remote.config-explicit.fetch refs/heads/one:remotes/rem/one &&
	git config --add remote.config-explicit.fetch two:remotes/rem/two &&
	git config --add remote.config-explicit.fetch refs/heads/three:remotes/rem/three &&
	remotes="config-explicit" &&

	git config remote.config-glob.url ../.git/ &&
	git config remote.config-glob.fetch refs/heads/:refs/remotes/rem/ &&
	remotes="$remotes config-glob" &&

	mkdir -p .git/remotes &&
	cat >.git/remotes/remote-explicit <<-\EOF &&
	URL: ../.git/
	Pull: refs/heads/main:remotes/rem/main
	Pull: refs/heads/one:remotes/rem/one
	Pull: two:remotes/rem/two
	Pull: refs/heads/three:remotes/rem/three
	EOF
	remotes="$remotes remote-explicit" &&

	cat >.git/remotes/remote-glob <<-\EOF &&
	URL: ../.git/
	Pull: refs/heads/:refs/remotes/rem/
	EOF
	remotes="$remotes remote-glob" &&

	mkdir -p .git/branches &&
	echo "../.git" > .git/branches/branches-default &&
	remotes="$remotes branches-default" &&

	echo "../.git#one" > .git/branches/branches-one &&
	remotes="$remotes branches-one" &&

	for remote in $remotes ; do
	git config branch.br-$remote.remote $remote &&
	git config branch.br-$remote-merge.remote $remote &&
	git config branch.br-$remote-merge.merge refs/heads/three &&
	git config branch.br-$remote-octopus.remote $remote &&
	git config branch.br-$remote-octopus.merge refs/heads/one &&
	git config --add branch.br-$remote-octopus.merge two \|\| return 1
	done &&
	build_script sed_script
	'

	# Merge logic depends on branch properties and Pull: or .fetch lines
	for remote in $remotes ; do
	for branch in "" "-merge" "-octopus" ; do
	cat <<EOF
	br-$remote$branch
	br-$remote$branch $remote
	EOF
	done
	done > tests

	# Merge logic does not depend on branch properties,
	# but does depend on Pull: or fetch lines.
	# Use two branches completely unrelated from the arguments,
	# the clone default and one without branch properties
	for branch in main br-unconfig ; do
	echo $branch
	for remote in $remotes ; do
	echo $branch $remote
	done
	done >> tests

	# Merge logic does not depend on branch properties
	# neither in the Pull: or .fetch config
	for branch in main br-unconfig ; do
	cat <<EOF
	$branch ../.git
	$branch ../.git one
	$branch ../.git one two
	$branch --tags ../.git
	$branch ../.git tag tag-one tag tag-three
	$branch ../.git tag tag-one-tree tag tag-three-file
	$branch ../.git one tag tag-one tag tag-three-file
	EOF
	done >> tests

	while read cmd
	do
	case "$cmd" in
	'' \| '#'*) continue ;;
	esac
	test=$(echo "$cmd" \| sed -e 's\|[/ ][/ ]*\|_\|g')
	pfx=$(printf "%04d" $test_count)
	expect_f="$TEST_DIRECTORY/t5515/fetch.$test"
	actual_f="$pfx-fetch.$test"
	expect_r="$TEST_DIRECTORY/t5515/refs.$test"
	actual_r="$pfx-refs.$test"

	test_expect_success "$cmd" '
	cp "$expect_f" expect_f &&
	convert_expected expect_f sed_script &&
	cp "$expect_r" expect_r &&
	convert_expected expect_r sed_script &&
	{
	echo "# $cmd" &&
	set x $cmd && shift &&
	git symbolic-ref HEAD refs/heads/$1 && shift &&
	rm -f .git/FETCH_HEAD &&
	git for-each-ref \
	refs/heads refs/remotes/rem refs/tags \|
	while read val type refname
	do
	git update-ref -d "$refname" "$val" \|\| return 1
	done &&
	git fetch "$@" >/dev/null &&
	cat .git/FETCH_HEAD
	} >"$actual_f" &&
	git show-ref >"$actual_r" &&
	if test -f "expect_f"
	then
	test_cmp "expect_f" "$actual_f" &&
	rm -f "$actual_f"
	else
	# this is to help developing new tests.
	cp "$actual_f" "$expect_f"
	false
	fi &&
	if test -f "expect_r"
	then
	test_cmp "expect_r" "$actual_r" &&
	rm -f "$actual_r"
	else
	# this is to help developing new tests.
	cp "$actual_r" "$expect_r"
	false
	fi
	'
	done < tests

	test_done