update submodules: add submodule_move_head
[git] / t / t0060-path-utils.sh
1 #!/bin/sh
2 #
3 # Copyright (c) 2008 David Reiss
4 #
5
6 test_description='Test various path utilities'
7
8 . ./test-lib.sh
9
10 norm_path() {
11         expected=$(test-path-utils print_path "$2")
12         test_expect_success $3 "normalize path: $1 => $2" \
13         "test \"\$(test-path-utils normalize_path_copy '$1')\" = '$expected'"
14 }
15
16 relative_path() {
17         expected=$(test-path-utils print_path "$3")
18         test_expect_success $4 "relative path: $1 $2 => $3" \
19         "test \"\$(test-path-utils relative_path '$1' '$2')\" = '$expected'"
20 }
21
22 test_submodule_relative_url() {
23         test_expect_success "test_submodule_relative_url: $1 $2 $3 => $4" "
24                 actual=\$(git submodule--helper resolve-relative-url-test '$1' '$2' '$3') &&
25                 test \"\$actual\" = '$4'
26         "
27 }
28
29 test_git_path() {
30         test_expect_success "git-path $1 $2 => $3" "
31                 $1 git rev-parse --git-path $2 >actual &&
32                 echo $3 >expect &&
33                 test_cmp expect actual
34         "
35 }
36
37 # On Windows, we are using MSYS's bash, which mangles the paths.
38 # Absolute paths are anchored at the MSYS installation directory,
39 # which means that the path / accounts for this many characters:
40 rootoff=$(test-path-utils normalize_path_copy / | wc -c)
41 # Account for the trailing LF:
42 if test $rootoff = 2; then
43         rootoff=        # we are on Unix
44 else
45         rootoff=$(($rootoff-1))
46         # In MSYS2, the root directory "/" is translated into a Windows
47         # directory *with* trailing slash. Let's test for that and adjust
48         # our expected longest ancestor length accordingly.
49         case "$(test-path-utils print_path /)" in
50         */) rootslash=1;;
51         *) rootslash=0;;
52         esac
53 fi
54
55 ancestor() {
56         # We do some math with the expected ancestor length.
57         expected=$3
58         if test -n "$rootoff" && test "x$expected" != x-1; then
59                 expected=$(($expected-$rootslash))
60                 test $expected -lt 0 ||
61                 expected=$(($expected+$rootoff))
62         fi
63         test_expect_success "longest ancestor: $1 $2 => $expected" \
64         "actual=\$(test-path-utils longest_ancestor_length '$1' '$2') &&
65          test \"\$actual\" = '$expected'"
66 }
67
68 # Some absolute path tests should be skipped on Windows due to path mangling
69 # on POSIX-style absolute paths
70 case $(uname -s) in
71 *MINGW*)
72         ;;
73 *)
74         test_set_prereq POSIX
75         ;;
76 esac
77
78 test_expect_success basename 'test-path-utils basename'
79 test_expect_success dirname 'test-path-utils dirname'
80
81 norm_path "" ""
82 norm_path . ""
83 norm_path ./ ""
84 norm_path ./. ""
85 norm_path ./.. ++failed++
86 norm_path ../. ++failed++
87 norm_path ./../.// ++failed++
88 norm_path dir/.. ""
89 norm_path dir/sub/../.. ""
90 norm_path dir/sub/../../.. ++failed++
91 norm_path dir dir
92 norm_path dir// dir/
93 norm_path ./dir dir
94 norm_path dir/. dir/
95 norm_path dir///./ dir/
96 norm_path dir//sub/.. dir/
97 norm_path dir/sub/../ dir/
98 norm_path dir/sub/../. dir/
99 norm_path dir/s1/../s2/ dir/s2/
100 norm_path d1/s1///s2/..//../s3/ d1/s3/
101 norm_path d1/s1//../s2/../../d2 d2
102 norm_path d1/.../d2 d1/.../d2
103 norm_path d1/..././../d2 d1/d2
104
105 norm_path / /
106 norm_path // / POSIX
107 norm_path /// / POSIX
108 norm_path /. /
109 norm_path /./ / POSIX
110 norm_path /./.. ++failed++ POSIX
111 norm_path /../. ++failed++
112 norm_path /./../.// ++failed++ POSIX
113 norm_path /dir/.. / POSIX
114 norm_path /dir/sub/../.. / POSIX
115 norm_path /dir/sub/../../.. ++failed++ POSIX
116 norm_path /dir /dir
117 norm_path /dir// /dir/
118 norm_path /./dir /dir
119 norm_path /dir/. /dir/
120 norm_path /dir///./ /dir/
121 norm_path /dir//sub/.. /dir/
122 norm_path /dir/sub/../ /dir/
123 norm_path //dir/sub/../. /dir/ POSIX
124 norm_path /dir/s1/../s2/ /dir/s2/
125 norm_path /d1/s1///s2/..//../s3/ /d1/s3/
126 norm_path /d1/s1//../s2/../../d2 /d2
127 norm_path /d1/.../d2 /d1/.../d2
128 norm_path /d1/..././../d2 /d1/d2
129
130 ancestor / / -1
131 ancestor /foo / 0
132 ancestor /foo /fo -1
133 ancestor /foo /foo -1
134 ancestor /foo /bar -1
135 ancestor /foo /foo/bar -1
136 ancestor /foo /foo:/bar -1
137 ancestor /foo /:/foo:/bar 0
138 ancestor /foo /foo:/:/bar 0
139 ancestor /foo /:/bar:/foo 0
140 ancestor /foo/bar / 0
141 ancestor /foo/bar /fo -1
142 ancestor /foo/bar /foo 4
143 ancestor /foo/bar /foo/ba -1
144 ancestor /foo/bar /:/fo 0
145 ancestor /foo/bar /foo:/foo/ba 4
146 ancestor /foo/bar /bar -1
147 ancestor /foo/bar /fo -1
148 ancestor /foo/bar /foo:/bar 4
149 ancestor /foo/bar /:/foo:/bar 4
150 ancestor /foo/bar /foo:/:/bar 4
151 ancestor /foo/bar /:/bar:/fo 0
152 ancestor /foo/bar /:/bar 0
153 ancestor /foo/bar /foo 4
154 ancestor /foo/bar /foo:/bar 4
155 ancestor /foo/bar /bar -1
156
157 test_expect_success 'strip_path_suffix' '
158         test c:/msysgit = $(test-path-utils strip_path_suffix \
159                 c:/msysgit/libexec//git-core libexec/git-core)
160 '
161
162 test_expect_success 'absolute path rejects the empty string' '
163         test_must_fail test-path-utils absolute_path ""
164 '
165
166 test_expect_success 'real path rejects the empty string' '
167         test_must_fail test-path-utils real_path ""
168 '
169
170 test_expect_success POSIX 'real path works on absolute paths 1' '
171         nopath="hopefully-absent-path" &&
172         test "/" = "$(test-path-utils real_path "/")" &&
173         test "/$nopath" = "$(test-path-utils real_path "/$nopath")"
174 '
175
176 test_expect_success 'real path works on absolute paths 2' '
177         nopath="hopefully-absent-path" &&
178         # Find an existing top-level directory for the remaining tests:
179         d=$(pwd -P | sed -e "s|^\([^/]*/[^/]*\)/.*|\1|") &&
180         test "$d" = "$(test-path-utils real_path "$d")" &&
181         test "$d/$nopath" = "$(test-path-utils real_path "$d/$nopath")"
182 '
183
184 test_expect_success POSIX 'real path removes extra leading slashes' '
185         nopath="hopefully-absent-path" &&
186         test "/" = "$(test-path-utils real_path "///")" &&
187         test "/$nopath" = "$(test-path-utils real_path "///$nopath")" &&
188         # Find an existing top-level directory for the remaining tests:
189         d=$(pwd -P | sed -e "s|^\([^/]*/[^/]*\)/.*|\1|") &&
190         test "$d" = "$(test-path-utils real_path "//$d")" &&
191         test "$d/$nopath" = "$(test-path-utils real_path "//$d/$nopath")"
192 '
193
194 test_expect_success 'real path removes other extra slashes' '
195         nopath="hopefully-absent-path" &&
196         # Find an existing top-level directory for the remaining tests:
197         d=$(pwd -P | sed -e "s|^\([^/]*/[^/]*\)/.*|\1|") &&
198         test "$d" = "$(test-path-utils real_path "$d///")" &&
199         test "$d/$nopath" = "$(test-path-utils real_path "$d///$nopath")"
200 '
201
202 test_expect_success SYMLINKS 'real path works on symlinks' '
203         mkdir first &&
204         ln -s ../.git first/.git &&
205         mkdir second &&
206         ln -s ../first second/other &&
207         mkdir third &&
208         dir="$(cd .git; pwd -P)" &&
209         dir2=third/../second/other/.git &&
210         test "$dir" = "$(test-path-utils real_path $dir2)" &&
211         file="$dir"/index &&
212         test "$file" = "$(test-path-utils real_path $dir2/index)" &&
213         basename=blub &&
214         test "$dir/$basename" = "$(cd .git && test-path-utils real_path "$basename")" &&
215         ln -s ../first/file .git/syml &&
216         sym="$(cd first; pwd -P)"/file &&
217         test "$sym" = "$(test-path-utils real_path "$dir2/syml")"
218 '
219
220 test_expect_success SYMLINKS 'prefix_path works with absolute paths to work tree symlinks' '
221         ln -s target symlink &&
222         test "$(test-path-utils prefix_path prefix "$(pwd)/symlink")" = "symlink"
223 '
224
225 test_expect_success 'prefix_path works with only absolute path to work tree' '
226         echo "" >expected &&
227         test-path-utils prefix_path prefix "$(pwd)" >actual &&
228         test_cmp expected actual
229 '
230
231 test_expect_success 'prefix_path rejects absolute path to dir with same beginning as work tree' '
232         test_must_fail test-path-utils prefix_path prefix "$(pwd)a"
233 '
234
235 test_expect_success SYMLINKS 'prefix_path works with absolute path to a symlink to work tree having  same beginning as work tree' '
236         git init repo &&
237         ln -s repo repolink &&
238         test "a" = "$(cd repo && test-path-utils prefix_path prefix "$(pwd)/../repolink/a")"
239 '
240
241 relative_path /foo/a/b/c/       /foo/a/b/       c/
242 relative_path /foo/a/b/c/       /foo/a/b        c/
243 relative_path /foo/a//b//c/     ///foo/a/b//    c/              POSIX
244 relative_path /foo/a/b          /foo/a/b        ./
245 relative_path /foo/a/b/         /foo/a/b        ./
246 relative_path /foo/a            /foo/a/b        ../
247 relative_path /                 /foo/a/b/       ../../../
248 relative_path /foo/a/c          /foo/a/b/       ../c
249 relative_path /foo/a/c          /foo/a/b        ../c
250 relative_path /foo/x/y          /foo/a/b/       ../../x/y
251 relative_path /foo/a/b          "<empty>"       /foo/a/b
252 relative_path /foo/a/b          "<null>"        /foo/a/b
253 relative_path foo/a/b/c/        foo/a/b/        c/
254 relative_path foo/a/b/c/        foo/a/b         c/
255 relative_path foo/a/b//c        foo/a//b        c
256 relative_path foo/a/b/          foo/a/b/        ./
257 relative_path foo/a/b/          foo/a/b         ./
258 relative_path foo/a             foo/a/b         ../
259 relative_path foo/x/y           foo/a/b         ../../x/y
260 relative_path foo/a/c           foo/a/b         ../c
261 relative_path foo/a/b           /foo/x/y        foo/a/b
262 relative_path /foo/a/b          foo/x/y         /foo/a/b
263 relative_path d:/a/b            D:/a/c          ../b            MINGW
264 relative_path C:/a/b            D:/a/c          C:/a/b          MINGW
265 relative_path foo/a/b           "<empty>"       foo/a/b
266 relative_path foo/a/b           "<null>"        foo/a/b
267 relative_path "<empty>"         /foo/a/b        ./
268 relative_path "<empty>"         "<empty>"       ./
269 relative_path "<empty>"         "<null>"        ./
270 relative_path "<null>"          "<empty>"       ./
271 relative_path "<null>"          "<null>"        ./
272 relative_path "<null>"          /foo/a/b        ./
273
274 test_git_path A=B                info/grafts .git/info/grafts
275 test_git_path GIT_GRAFT_FILE=foo info/grafts foo
276 test_git_path GIT_GRAFT_FILE=foo info/////grafts foo
277 test_git_path GIT_INDEX_FILE=foo index foo
278 test_git_path GIT_INDEX_FILE=foo index/foo .git/index/foo
279 test_git_path GIT_INDEX_FILE=foo index2 .git/index2
280 test_expect_success 'setup fake objects directory foo' 'mkdir foo'
281 test_git_path GIT_OBJECT_DIRECTORY=foo objects foo
282 test_git_path GIT_OBJECT_DIRECTORY=foo objects/foo foo/foo
283 test_git_path GIT_OBJECT_DIRECTORY=foo objects2 .git/objects2
284 test_expect_success 'setup common repository' 'git --git-dir=bar init'
285 test_git_path GIT_COMMON_DIR=bar index                    .git/index
286 test_git_path GIT_COMMON_DIR=bar HEAD                     .git/HEAD
287 test_git_path GIT_COMMON_DIR=bar logs/HEAD                .git/logs/HEAD
288 test_git_path GIT_COMMON_DIR=bar logs/refs/bisect/foo     .git/logs/refs/bisect/foo
289 test_git_path GIT_COMMON_DIR=bar logs/refs/bisec/foo      bar/logs/refs/bisec/foo
290 test_git_path GIT_COMMON_DIR=bar logs/refs/bisec          bar/logs/refs/bisec
291 test_git_path GIT_COMMON_DIR=bar logs/refs/bisectfoo      bar/logs/refs/bisectfoo
292 test_git_path GIT_COMMON_DIR=bar objects                  bar/objects
293 test_git_path GIT_COMMON_DIR=bar objects/bar              bar/objects/bar
294 test_git_path GIT_COMMON_DIR=bar info/exclude             bar/info/exclude
295 test_git_path GIT_COMMON_DIR=bar info/grafts              bar/info/grafts
296 test_git_path GIT_COMMON_DIR=bar info/sparse-checkout     .git/info/sparse-checkout
297 test_git_path GIT_COMMON_DIR=bar info//sparse-checkout    .git/info//sparse-checkout
298 test_git_path GIT_COMMON_DIR=bar remotes/bar              bar/remotes/bar
299 test_git_path GIT_COMMON_DIR=bar branches/bar             bar/branches/bar
300 test_git_path GIT_COMMON_DIR=bar logs/refs/heads/master   bar/logs/refs/heads/master
301 test_git_path GIT_COMMON_DIR=bar refs/heads/master        bar/refs/heads/master
302 test_git_path GIT_COMMON_DIR=bar refs/bisect/foo          .git/refs/bisect/foo
303 test_git_path GIT_COMMON_DIR=bar hooks/me                 bar/hooks/me
304 test_git_path GIT_COMMON_DIR=bar config                   bar/config
305 test_git_path GIT_COMMON_DIR=bar packed-refs              bar/packed-refs
306 test_git_path GIT_COMMON_DIR=bar shallow                  bar/shallow
307
308 # In the tests below, $(pwd) must be used because it is a native path on
309 # Windows and avoids MSYS's path mangling (which simplifies "foo/../bar" and
310 # strips the dot from trailing "/.").
311
312 test_submodule_relative_url "../" "../foo" "../submodule" "../../submodule"
313 test_submodule_relative_url "../" "../foo/bar" "../submodule" "../../foo/submodule"
314 test_submodule_relative_url "../" "../foo/submodule" "../submodule" "../../foo/submodule"
315 test_submodule_relative_url "../" "./foo" "../submodule" "../submodule"
316 test_submodule_relative_url "../" "./foo/bar" "../submodule" "../foo/submodule"
317 test_submodule_relative_url "../../../" "../foo/bar" "../sub/a/b/c" "../../../../foo/sub/a/b/c"
318 test_submodule_relative_url "../" "$(pwd)/addtest" "../repo" "$(pwd)/repo"
319 test_submodule_relative_url "../" "foo/bar" "../submodule" "../foo/submodule"
320 test_submodule_relative_url "../" "foo" "../submodule" "../submodule"
321
322 test_submodule_relative_url "(null)" "../foo/bar" "../sub/a/b/c" "../foo/sub/a/b/c"
323 test_submodule_relative_url "(null)" "../foo/bar" "../sub/a/b/c/" "../foo/sub/a/b/c"
324 test_submodule_relative_url "(null)" "../foo/bar/" "../sub/a/b/c" "../foo/sub/a/b/c"
325 test_submodule_relative_url "(null)" "../foo/bar" "../submodule" "../foo/submodule"
326 test_submodule_relative_url "(null)" "../foo/submodule" "../submodule" "../foo/submodule"
327 test_submodule_relative_url "(null)" "../foo" "../submodule" "../submodule"
328 test_submodule_relative_url "(null)" "./foo/bar" "../submodule" "foo/submodule"
329 test_submodule_relative_url "(null)" "./foo" "../submodule" "submodule"
330 test_submodule_relative_url "(null)" "//somewhere else/repo" "../subrepo" "//somewhere else/subrepo"
331 test_submodule_relative_url "(null)" "$(pwd)/subsuper_update_r" "../subsubsuper_update_r" "$(pwd)/subsubsuper_update_r"
332 test_submodule_relative_url "(null)" "$(pwd)/super_update_r2" "../subsuper_update_r" "$(pwd)/subsuper_update_r"
333 test_submodule_relative_url "(null)" "$(pwd)/." "../." "$(pwd)/."
334 test_submodule_relative_url "(null)" "$(pwd)" "./." "$(pwd)/."
335 test_submodule_relative_url "(null)" "$(pwd)/addtest" "../repo" "$(pwd)/repo"
336 test_submodule_relative_url "(null)" "$(pwd)" "./å äö" "$(pwd)/å äö"
337 test_submodule_relative_url "(null)" "$(pwd)/." "../submodule" "$(pwd)/submodule"
338 test_submodule_relative_url "(null)" "$(pwd)/submodule" "../submodule" "$(pwd)/submodule"
339 test_submodule_relative_url "(null)" "$(pwd)/home2/../remote" "../bundle1" "$(pwd)/home2/../bundle1"
340 test_submodule_relative_url "(null)" "$(pwd)/submodule_update_repo" "./." "$(pwd)/submodule_update_repo/."
341 test_submodule_relative_url "(null)" "file:///tmp/repo" "../subrepo" "file:///tmp/subrepo"
342 test_submodule_relative_url "(null)" "foo/bar" "../submodule" "foo/submodule"
343 test_submodule_relative_url "(null)" "foo" "../submodule" "submodule"
344 test_submodule_relative_url "(null)" "helper:://hostname/repo" "../subrepo" "helper:://hostname/subrepo"
345 test_submodule_relative_url "(null)" "ssh://hostname/repo" "../subrepo" "ssh://hostname/subrepo"
346 test_submodule_relative_url "(null)" "ssh://hostname:22/repo" "../subrepo" "ssh://hostname:22/subrepo"
347 test_submodule_relative_url "(null)" "user@host:path/to/repo" "../subrepo" "user@host:path/to/subrepo"
348 test_submodule_relative_url "(null)" "user@host:repo" "../subrepo" "user@host:subrepo"
349
350 test_done