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