1 #!/bin/sh
2 #
3 # Copyright (c) 2024 Stefan Sperling <stsp@openbsd.org>
4 #
5 # Permission to use, copy, modify, and distribute this software for any
6 # purpose with or without fee is hereby granted, provided that the above
7 # copyright notice and this permission notice appear in all copies.
8 #
9 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 
17 . ../cmdline/common.sh
18 . ./common.sh
19 
20 test_fetch_with_git_history_walk() {
21 	local testroot=`test_init fetch_with_git_history_walk 1`
22 
23 	git clone -q ${GOTD_TEST_REPO_URL} $testroot/repo-clone \
24 		2> $testroot/stderr
25 	ret=$?
26 	if [ $ret -ne 0 ]; then
27 		echo "git clone failed unexpectedly" >&2
28 		test_done "$testroot" "1"
29 		return 1
30 	fi
31 
32 	# Create new commits on a branch which doesn't exist in gotd repo.
33 	# We want Git to send a flush-pkt followed by more have-lines. This
34 	# requires at least 16 commits (fetch-pack.c:INITIAL_FLUSH 16).
35 	git -C $testroot/repo-clone branch newbranch
36 	for i in `seq 24`; do
37 		echo $i >> $testroot/repo-clone/file$i
38 		git -C $testroot/repo-clone add file$i
39 		git_commit $testroot/repo-clone -m "add file$i"
40 		ret=$?
41 		if [ $ret -ne 0 ]; then
42 			echo "git commit failed unexpectedly" >&2
43 			test_done "$testroot" "1"
44 			return 1
45 		fi
46 	done
47 
48 	git clone -q ${GOTD_TEST_REPO_URL} $testroot/repo-clone2 \
49 		2> $testroot/stderr
50 	ret=$?
51 	if [ $ret -ne 0 ]; then
52 		echo "git clone failed unexpectedly" >&2
53 		test_done "$testroot" "1"
54 		return 1
55 	fi
56 
57 	# create new commits on main branch, and push to gotd
58 	for i in `seq 2`; do
59 		echo $i >> $testroot/repo-clone2/file$i
60 		git -C $testroot/repo-clone2 add file$i
61 		git_commit $testroot/repo-clone2 -m "add file$i"
62 		ret=$?
63 		if [ $ret -ne 0 ]; then
64 			echo "git commit failed unexpectedly" >&2
65 			test_done "$testroot" "1"
66 			return 1
67 		fi
68 	done
69 
70 	git -C $testroot/repo-clone2 push -q origin main
71 	ret=$?
72 	if [ $ret -ne 0 ]; then
73 		echo "git push failed unexpectedly" >&2
74 		test_done "$testroot" "1"
75 		return 1
76 	fi
77 
78 	# Fetching changes into the first repository clone should work.
79 	# This used to fail because gotd rejected additional have-lines
80 	# once Git had sent a flush-pkt.
81 	git -C $testroot/repo-clone fetch -q 2> $testroot/stderr
82 	ret=$?
83 	if [ $ret -ne 0 ]; then
84 		echo "git fetch failed unexpectedly" >&2
85 		test_done "$testroot" "1"
86 		return 1
87 	fi
88 
89 	test_done "$testroot" "0"
90 }
91 
92 run_test test_fetch_with_git_history_walk