1 #!/bin/sh
2 #
3 # Copyright (c) 2019 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 name=$(getent passwd $USER | cut -d: -f5)
18 export GOT_AUTHOR="$name <$(whoami)@$(hostname)>"
19 
20 export MALLOC_OPTIONS=S
21 
22 function git_init
23 {
24 	git init -q "$@"
25 }
26 
27 function git_commit
28 {
29 	local repo="$1"
30 	shift
31 	(cd $repo && git commit -q -a "$@")
32 }
33 
34 function git_rm
35 {
36 	local repo="$1"
37 	shift
38 	(cd $repo && git rm -q "$@")
39 }
40 
41 function git_show_head
42 {
43 	local repo="$1"
44 	(cd $repo && git show --no-patch --pretty='format:%H')
45 }
46 
47 function git_show_parent_commit
48 {
49 	local repo="$1"
50 	(cd $repo && git show --no-patch --pretty='format:%P')
51 }
52 
53 function git_show_tree
54 {
55 	local repo="$1"
56 	(cd $repo && git show --no-patch --pretty='format:%T')
57 }
58 
59 function trim_obj_id
60 {
61 	let trimcount=$1
62 	id=$2
63 
64 	pat=""
65 	while [ trimcount -gt 0 ]; do
66 		pat="[0-9a-f]$pat"
67 		let trimcount--
68 	done
69 
70 	echo ${id%$pat}
71 }
72 
73 function git_commit_tree
74 {
75 	local repo="$1"
76 	local msg="$2"
77 	local tree="$3"
78 	(cd $repo && git commit-tree -m "$msg" "$tree")
79 }
80 
81 function make_test_tree
82 {
83 	repo="$1"
84 
85 	echo alpha > $repo/alpha
86 	echo beta > $repo/beta
87 	mkdir $repo/gamma
88 	echo delta > $repo/gamma/delta
89 	mkdir $repo/epsilon
90 	echo zeta > $repo/epsilon/zeta
91 }
92 
93 function get_blob_id
94 {
95 	repo="$1"
96 	tree_path="$2"
97 	filename="$3"
98 
99 	got tree -r $repo -i $tree_path | grep ${filename}$ | cut -d' ' -f 1
100 }
101 
102 function test_init
103 {
104 	local testname="$1"
105 	local no_tree="$2"
106 	if [ -z "$testname" ]; then
107 		echo "No test name provided" >&2
108 		return 1
109 	fi
110 	local testroot=`mktemp -p /tmp -d got-test-$testname-XXXXXXXX`
111 	mkdir $testroot/repo
112 	git_init $testroot/repo
113 	if [ -z "$no_tree" ]; then
114 		make_test_tree $testroot/repo
115 		(cd $repo && git add .)
116 		git_commit $testroot/repo -m "adding the test tree"
117 	fi
118 	echo "$testroot"
119 }
120 
121 function test_cleanup
122 {
123 	local testroot="$1"
124 
125 	(cd $testroot/repo && git fsck --strict \
126 		> $testroot/fsck.stdout 2> $testroot/fsck.stderr)
127 	ret="$?"
128 	if [ "$ret" != "0" ]; then
129 		echo -n "git fsck: "
130 		cat $testroot/fsck.stderr
131 		echo "git fsck failed; leaving test data in $testroot"
132 		return 1
133 	fi
134 
135 	rm -rf "$testroot"
136 }
137 
138 function run_test
139 {
140 	testfunc="$1"
141 	echo -n "$testfunc "
142 	$testfunc
143 }
144 
145 function test_done
146 {
147 	local testroot="$1"
148 	local result="$2"
149 	if [ "$result" == "0" ]; then
150 		test_cleanup "$testroot" || return 1
151 		echo "ok"
152 	elif echo "$result" | grep -q "^xfail"; then
153 		# expected test failure; test reproduces an unfixed bug
154 		echo "$result"
155 		test_cleanup "$testroot" || return 1
156 	else
157 		echo "test failed; leaving test data in $testroot"
158 	fi
159 }