1#!/bin/sh
2
3test_description='Test Git when git repository is located at root
4
5This test requires write access in root. Do not bother if you do not
6have a throwaway chroot or VM.
7
8Script t1509/prepare-chroot.sh may help you setup chroot, then you
9can chroot in and execute this test from there.
10'
11
12. ./test-lib.sh
13
14test_cmp_val() {
15 echo "$1" > expected
16 echo "$2" > result
17 test_cmp expected result
18}
19
20test_vars() {
21 test_expect_success "$1: gitdir" '
22 test_cmp_val "'"$2"'" "$(git rev-parse --git-dir)"
23 '
24
25 test_expect_success "$1: worktree" '
26 test_cmp_val "'"$3"'" "$(git rev-parse --show-toplevel)"
27 '
28
29 test_expect_success "$1: prefix" '
30 test_cmp_val "'"$4"'" "$(git rev-parse --show-prefix)"
31 '
32}
33
34test_foobar_root() {
35 test_expect_success 'add relative' '
36 test -z "$(cd / && git ls-files)" &&
37 git add foo/foome &&
38 git add foo/bar/barme &&
39 git add me &&
40 ( cd / && git ls-files --stage ) > result &&
41 test_cmp /ls.expected result &&
42 rm "$(git rev-parse --git-dir)/index"
43 '
44
45 test_expect_success 'add absolute' '
46 test -z "$(cd / && git ls-files)" &&
47 git add /foo/foome &&
48 git add /foo/bar/barme &&
49 git add /me &&
50 ( cd / && git ls-files --stage ) > result &&
51 test_cmp /ls.expected result &&
52 rm "$(git rev-parse --git-dir)/index"
53 '
54
55}
56
57test_foobar_foo() {
58 test_expect_success 'add relative' '
59 test -z "$(cd / && git ls-files)" &&
60 git add foome &&
61 git add bar/barme &&
62 git add ../me &&
63 ( cd / && git ls-files --stage ) > result &&
64 test_cmp /ls.expected result &&
65 rm "$(git rev-parse --git-dir)/index"
66 '
67
68 test_expect_success 'add absolute' '
69 test -z "$(cd / && git ls-files)" &&
70 git add /foo/foome &&
71 git add /foo/bar/barme &&
72 git add /me &&
73 ( cd / && git ls-files --stage ) > result &&
74 test_cmp /ls.expected result &&
75 rm "$(git rev-parse --git-dir)/index"
76 '
77}
78
79test_foobar_foobar() {
80 test_expect_success 'add relative' '
81 test -z "$(cd / && git ls-files)" &&
82 git add ../foome &&
83 git add barme &&
84 git add ../../me &&
85 ( cd / && git ls-files --stage ) > result &&
86 test_cmp /ls.expected result &&
87 rm "$(git rev-parse --git-dir)/index"
88 '
89
90 test_expect_success 'add absolute' '
91 test -z "$(cd / && git ls-files)" &&
92 git add /foo/foome &&
93 git add /foo/bar/barme &&
94 git add /me &&
95 ( cd / && git ls-files --stage ) > result &&
96 test_cmp /ls.expected result &&
97 rm "$(git rev-parse --git-dir)/index"
98 '
99}
100
101if ! test_have_prereq POSIXPERM || ! [ -w / ]; then
102 skip_all="Dangerous test skipped. Read this test if you want to execute it"
103 test_done
104fi
105
106if [ "$IKNOWWHATIAMDOING" != "YES" ]; then
107 skip_all="You must set env var IKNOWWHATIAMDOING=YES in order to run this test"
108 test_done
109fi
110
111if [ "$UID" = 0 ]; then
112 skip_all="No you can't run this with root"
113 test_done
114fi
115
116ONE_SHA1=d00491fd7e5bb6fa28c517a0bb32b8b506539d4d
117
118test_expect_success 'setup' '
119 rm -rf /foo
120 mkdir /foo &&
121 mkdir /foo/bar &&
122 echo 1 > /foo/foome &&
123 echo 1 > /foo/bar/barme &&
124 echo 1 > /me
125'
126
127say "GIT_DIR absolute, GIT_WORK_TREE set"
128
129test_expect_success 'go to /' 'cd /'
130
131cat >ls.expected <<EOF
132100644 $ONE_SHA1 0 foo/bar/barme
133100644 $ONE_SHA1 0 foo/foome
134100644 $ONE_SHA1 0 me
135EOF
136
137GIT_DIR="$TRASH_DIRECTORY/.git" && export GIT_DIR
138GIT_WORK_TREE=/ && export GIT_WORK_TREE
139
140test_vars 'abs gitdir, root' "$GIT_DIR" "/" ""
141test_foobar_root
142
143test_expect_success 'go to /foo' 'cd /foo'
144
145test_vars 'abs gitdir, foo' "$GIT_DIR" "/" "foo/"
146test_foobar_foo
147
148test_expect_success 'go to /foo/bar' 'cd /foo/bar'
149
150test_vars 'abs gitdir, foo/bar' "$GIT_DIR" "/" "foo/bar/"
151test_foobar_foobar
152
153say "GIT_DIR relative, GIT_WORK_TREE set"
154
155test_expect_success 'go to /' 'cd /'
156
157GIT_DIR="$(echo $TRASH_DIRECTORY|sed 's,^/,,')/.git" && export GIT_DIR
158GIT_WORK_TREE=/ && export GIT_WORK_TREE
159
160test_vars 'rel gitdir, root' "$GIT_DIR" "/" ""
161test_foobar_root
162
163test_expect_success 'go to /foo' 'cd /foo'
164
165GIT_DIR="../$TRASH_DIRECTORY/.git" && export GIT_DIR
166GIT_WORK_TREE=/ && export GIT_WORK_TREE
167
168test_vars 'rel gitdir, foo' "$TRASH_DIRECTORY/.git" "/" "foo/"
169test_foobar_foo
170
171test_expect_success 'go to /foo/bar' 'cd /foo/bar'
172
173GIT_DIR="../../$TRASH_DIRECTORY/.git" && export GIT_DIR
174GIT_WORK_TREE=/ && export GIT_WORK_TREE
175
176test_vars 'rel gitdir, foo/bar' "$TRASH_DIRECTORY/.git" "/" "foo/bar/"
177test_foobar_foobar
178
179say "GIT_DIR relative, GIT_WORK_TREE relative"
180
181test_expect_success 'go to /' 'cd /'
182
183GIT_DIR="$(echo $TRASH_DIRECTORY|sed 's,^/,,')/.git" && export GIT_DIR
184GIT_WORK_TREE=. && export GIT_WORK_TREE
185
186test_vars 'rel gitdir, root' "$GIT_DIR" "/" ""
187test_foobar_root
188
189test_expect_success 'go to /' 'cd /foo'
190
191GIT_DIR="../$TRASH_DIRECTORY/.git" && export GIT_DIR
192GIT_WORK_TREE=.. && export GIT_WORK_TREE
193
194test_vars 'rel gitdir, foo' "$TRASH_DIRECTORY/.git" "/" "foo/"
195test_foobar_foo
196
197test_expect_success 'go to /foo/bar' 'cd /foo/bar'
198
199GIT_DIR="../../$TRASH_DIRECTORY/.git" && export GIT_DIR
200GIT_WORK_TREE=../.. && export GIT_WORK_TREE
201
202test_vars 'rel gitdir, foo/bar' "$TRASH_DIRECTORY/.git" "/" "foo/bar/"
203test_foobar_foobar
204
205say ".git at root"
206
207unset GIT_DIR
208unset GIT_WORK_TREE
209
210test_expect_success 'go to /' 'cd /'
211test_expect_success 'setup' '
212 rm -rf /.git
213 echo "Initialized empty Git repository in /.git/" > expected &&
214 git init > result &&
215 test_cmp expected result
216'
217
218test_vars 'auto gitdir, root' ".git" "/" ""
219test_foobar_root
220
221test_expect_success 'go to /foo' 'cd /foo'
222test_vars 'auto gitdir, foo' "/.git" "/" "foo/"
223test_foobar_foo
224
225test_expect_success 'go to /foo/bar' 'cd /foo/bar'
226test_vars 'auto gitdir, foo/bar' "/.git" "/" "foo/bar/"
227test_foobar_foobar
228
229test_expect_success 'cleanup' 'rm -rf /.git'
230
231say "auto bare gitdir"
232
233# DESTROYYYYY!!!!!
234test_expect_success 'setup' '
235 rm -rf /refs /objects /info /hooks
236 rm /*
237 cd / &&
238 echo "Initialized empty Git repository in /" > expected &&
239 git init --bare > result &&
240 test_cmp expected result
241'
242
243test_vars 'auto gitdir, root' "." "" ""
244
245test_expect_success 'go to /foo' 'cd /foo'
246
247test_vars 'auto gitdir, root' "/" "" ""
248
249test_done