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_branch_head
62 {
63 	local repo="$1"
64 	local branch="$2"
65 	(cd $repo && git show --no-patch --pretty='format:%H' $branch)
66 }
67 
68 
69 function git_show_author_time
70 {
71 	local repo="$1"
72 	local object="$2"
73 	(cd $repo && git show --no-patch --pretty='format:%at' $object)
74 }
75 
76 function git_show_tagger_time
77 {
78 	local repo="$1"
79 	local tag="$2"
80 	(cd $repo && git cat-file tag $tag | grep ^tagger | \
81 		sed -e "s/^tagger $GOT_AUTHOR//" | cut -d' ' -f2)
82 }
83 
84 function git_show_parent_commit
85 {
86 	local repo="$1"
87 	(cd $repo && git show --no-patch --pretty='format:%P')
88 }
89 
90 function git_show_tree
91 {
92 	local repo="$1"
93 	(cd $repo && git show --no-patch --pretty='format:%T')
94 }
95 
96 function trim_obj_id
97 {
98 	let trimcount=$1
99 	id=$2
100 
101 	pat=""
102 	while [ trimcount -gt 0 ]; do
103 		pat="[0-9a-f]$pat"
104 		let trimcount--
105 	done
106 
107 	echo ${id%$pat}
108 }
109 
110 function git_commit_tree
111 {
112 	local repo="$1"
113 	local msg="$2"
114 	local tree="$3"
115 	(cd $repo && git commit-tree -m "$msg" "$tree")
116 	maybe_pack_repo $repo
117 }
118 
119 function make_test_tree
120 {
121 	repo="$1"
122 
123 	echo alpha > $repo/alpha
124 	echo beta > $repo/beta
125 	mkdir $repo/gamma
126 	echo delta > $repo/gamma/delta
127 	mkdir $repo/epsilon
128 	echo zeta > $repo/epsilon/zeta
129 }
130 
131 function get_blob_id
132 {
133 	repo="$1"
134 	tree_path="$2"
135 	filename="$3"
136 
137 	got tree -r $repo -i $tree_path | grep ${filename}$ | cut -d' ' -f 1
138 }
139 
140 function test_init
141 {
142 	local testname="$1"
143 	local no_tree="$2"
144 	if [ -z "$testname" ]; then
145 		echo "No test name provided" >&2
146 		return 1
147 	fi
148 	local testroot=`mktemp -p /tmp -d got-test-$testname-XXXXXXXX`
149 	mkdir $testroot/repo
150 	git_init $testroot/repo
151 	if [ -z "$no_tree" ]; then
152 		make_test_tree $testroot/repo
153 		(cd $repo && git add .)
154 		git_commit $testroot/repo -m "adding the test tree"
155 	fi
156 	echo "$testroot"
157 }
158 
159 function test_cleanup
160 {
161 	local testroot="$1"
162 
163 	(cd $testroot/repo && git fsck --strict \
164 		> $testroot/fsck.stdout 2> $testroot/fsck.stderr)
165 	ret="$?"
166 	if [ "$ret" != "0" ]; then
167 		echo -n "git fsck: "
168 		cat $testroot/fsck.stderr
169 		echo "git fsck failed; leaving test data in $testroot"
170 		return 1
171 	fi
172 
173 	rm -rf "$testroot"
174 }
175 
176 function run_test
177 {
178 	testfunc="$1"
179 	echo -n "$testfunc "
180 	$testfunc
181 }
182 
183 function test_done
184 {
185 	local testroot="$1"
186 	local result="$2"
187 	if [ "$result" == "0" ]; then
188 		test_cleanup "$testroot" || return 1
189 		echo "ok"
190 	elif echo "$result" | grep -q "^xfail"; then
191 		# expected test failure; test reproduces an unfixed bug
192 		echo "$result"
193 		test_cleanup "$testroot" || return 1
194 	else
195 		echo "test failed; leaving test data in $testroot"
196 	fi
197 }