Andrew's git - gitweb.git/blob - t/t0060-path-utils.sh

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