1 #!/bin/sh
2 #
3 # Copyright (c) 2019, 2020 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 export GIT_AUTHOR_NAME="Flan Hacker"
18 export GIT_AUTHOR_EMAIL="flan_hacker@openbsd.org"
19 export GIT_COMMITTER_NAME="$GIT_AUTHOR_NAME"
20 export GIT_COMMITTER_EMAIL="$GIT_AUTHOR_EMAIL"
21 export GOT_AUTHOR="$GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL>"
22 export GOT_AUTHOR_8="flan_hac"
23 export GOT_LOG_DEFAULT_LIMIT=0
24 
25 export MALLOC_OPTIONS=S
26 
27 function git_init
28 {
29 	git init -q "$1"
30 }
31 
32 function maybe_pack_repo
33 {
34 	local repo="$1"
35 	if [ -n "$GOT_TEST_PACK" ]; then
36 		(cd $repo && git repack -a -q)
37 	fi
38 }
39 
40 function git_commit
41 {
42 	local repo="$1"
43 	shift
44 	(cd $repo && git commit --author="$GOT_AUTHOR" -q -a "$@")
45 	maybe_pack_repo $repo
46 }
47 
48 function git_rm
49 {
50 	local repo="$1"
51 	shift
52 	(cd $repo && git rm -q "$@")
53 }
54 
55 function git_show_head
56 {
57 	local repo="$1"
58 	(cd $repo && git show --no-patch --pretty='format:%H')
59 }
60 
61 function git_show_author_time
62 {
63 	local repo="$1"
64 	local object="$2"
65 	(cd $repo && git show --no-patch --pretty='format:%at' $object)
66 }
67 
68 function git_show_tagger_time
69 {
70 	local repo="$1"
71 	local tag="$2"
72 	(cd $repo && git cat-file tag $tag | grep ^tagger | \
73 		sed -e "s/^tagger $GOT_AUTHOR//" | cut -d' ' -f2)
74 }
75 
76 function git_show_parent_commit
77 {
78 	local repo="$1"
79 	(cd $repo && git show --no-patch --pretty='format:%P')
80 }
81 
82 function git_show_tree
83 {
84 	local repo="$1"
85 	(cd $repo && git show --no-patch --pretty='format:%T')
86 }
87 
88 function trim_obj_id
89 {
90 	let trimcount=$1
91 	id=$2
92 
93 	pat=""
94 	while [ trimcount -gt 0 ]; do
95 		pat="[0-9a-f]$pat"
96 		let trimcount--
97 	done
98 
99 	echo ${id%$pat}
100 }
101 
102 function git_commit_tree
103 {
104 	local repo="$1"
105 	local msg="$2"
106 	local tree="$3"
107 	(cd $repo && git commit-tree -m "$msg" "$tree")
108 	maybe_pack_repo $repo
109 }
110 
111 function make_test_tree
112 {
113 	repo="$1"
114 
115 	echo alpha > $repo/alpha
116 	echo beta > $repo/beta
117 	mkdir $repo/gamma
118 	echo delta > $repo/gamma/delta
119 	mkdir $repo/epsilon
120 	echo zeta > $repo/epsilon/zeta
121 }
122 
123 function get_blob_id
124 {
125 	repo="$1"
126 	tree_path="$2"
127 	filename="$3"
128 
129 	got tree -r $repo -i $tree_path | grep ${filename}$ | cut -d' ' -f 1
130 }
131 
132 function test_init
133 {
134 	local testname="$1"
135 	local no_tree="$2"
136 	if [ -z "$testname" ]; then
137 		echo "No test name provided" >&2
138 		return 1
139 	fi
140 	local testroot=`mktemp -p /tmp -d got-test-$testname-XXXXXXXX`
141 	mkdir $testroot/repo
142 	git_init $testroot/repo
143 	if [ -z "$no_tree" ]; then
144 		make_test_tree $testroot/repo
145 		(cd $repo && git add .)
146 		git_commit $testroot/repo -m "adding the test tree"
147 	fi
148 	echo "$testroot"
149 }
150 
151 function test_cleanup
152 {
153 	local testroot="$1"
154 
155 	(cd $testroot/repo && git fsck --strict \
156 		> $testroot/fsck.stdout 2> $testroot/fsck.stderr)
157 	ret="$?"
158 	if [ "$ret" != "0" ]; then
159 		echo -n "git fsck: "
160 		cat $testroot/fsck.stderr
161 		echo "git fsck failed; leaving test data in $testroot"
162 		return 1
163 	fi
164 
165 	rm -rf "$testroot"
166 }
167 
168 function run_test
169 {
170 	testfunc="$1"
171 	echo -n "$testfunc "
172 	$testfunc
173 }
174 
175 function test_done
176 {
177 	local testroot="$1"
178 	local result="$2"
179 	if [ "$result" == "0" ]; then
180 		test_cleanup "$testroot" || return 1
181 		echo "ok"
182 	elif echo "$result" | grep -q "^xfail"; then
183 		# expected test failure; test reproduces an unfixed bug
184 		echo "$result"
185 		test_cleanup "$testroot" || return 1
186 	else
187 		echo "test failed; leaving test data in $testroot"
188 	fi
189 }