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))
  39fi
  40
  41ancestor() {
  42        # We do some math with the expected ancestor length.
  43        expected=$3
  44        if test -n "$rootoff" && test "x$expected" != x-1; then
  45                expected=$(($expected+$rootoff))
  46        fi
  47        test_expect_success "longest ancestor: $1 $2 => $expected" \
  48        "actual=\$(test-path-utils longest_ancestor_length '$1' '$2') &&
  49         test \"\$actual\" = '$expected'"
  50}
  51
  52# Some absolute path tests should be skipped on Windows due to path mangling
  53# on POSIX-style absolute paths
  54case $(uname -s) in
  55*MINGW*)
  56        ;;
  57*)
  58        test_set_prereq POSIX
  59        ;;
  60esac
  61
  62norm_path "" ""
  63norm_path . ""
  64norm_path ./ ""
  65norm_path ./. ""
  66norm_path ./.. ++failed++
  67norm_path ../. ++failed++
  68norm_path ./../.// ++failed++
  69norm_path dir/.. ""
  70norm_path dir/sub/../.. ""
  71norm_path dir/sub/../../.. ++failed++
  72norm_path dir dir
  73norm_path dir// dir/
  74norm_path ./dir dir
  75norm_path dir/. dir/
  76norm_path dir///./ dir/
  77norm_path dir//sub/.. dir/
  78norm_path dir/sub/../ dir/
  79norm_path dir/sub/../. dir/
  80norm_path dir/s1/../s2/ dir/s2/
  81norm_path d1/s1///s2/..//../s3/ d1/s3/
  82norm_path d1/s1//../s2/../../d2 d2
  83norm_path d1/.../d2 d1/.../d2
  84norm_path d1/..././../d2 d1/d2
  85
  86norm_path / /
  87norm_path // / POSIX
  88norm_path /// / POSIX
  89norm_path /. /
  90norm_path /./ / POSIX
  91norm_path /./.. ++failed++ POSIX
  92norm_path /../. ++failed++
  93norm_path /./../.// ++failed++ POSIX
  94norm_path /dir/.. / POSIX
  95norm_path /dir/sub/../.. / POSIX
  96norm_path /dir/sub/../../.. ++failed++ POSIX
  97norm_path /dir /dir
  98norm_path /dir// /dir/
  99norm_path /./dir /dir
 100norm_path /dir/. /dir/
 101norm_path /dir///./ /dir/
 102norm_path /dir//sub/.. /dir/
 103norm_path /dir/sub/../ /dir/
 104norm_path //dir/sub/../. /dir/ POSIX
 105norm_path /dir/s1/../s2/ /dir/s2/
 106norm_path /d1/s1///s2/..//../s3/ /d1/s3/
 107norm_path /d1/s1//../s2/../../d2 /d2
 108norm_path /d1/.../d2 /d1/.../d2
 109norm_path /d1/..././../d2 /d1/d2
 110
 111ancestor / / -1
 112ancestor /foo / 0
 113ancestor /foo /fo -1
 114ancestor /foo /foo -1
 115ancestor /foo /bar -1
 116ancestor /foo /foo/bar -1
 117ancestor /foo /foo:/bar -1
 118ancestor /foo /:/foo:/bar 0
 119ancestor /foo /foo:/:/bar 0
 120ancestor /foo /:/bar:/foo 0
 121ancestor /foo/bar / 0
 122ancestor /foo/bar /fo -1
 123ancestor /foo/bar /foo 4
 124ancestor /foo/bar /foo/ba -1
 125ancestor /foo/bar /:/fo 0
 126ancestor /foo/bar /foo:/foo/ba 4
 127ancestor /foo/bar /bar -1
 128ancestor /foo/bar /fo -1
 129ancestor /foo/bar /foo:/bar 4
 130ancestor /foo/bar /:/foo:/bar 4
 131ancestor /foo/bar /foo:/:/bar 4
 132ancestor /foo/bar /:/bar:/fo 0
 133ancestor /foo/bar /:/bar 0
 134ancestor /foo/bar /foo 4
 135ancestor /foo/bar /foo:/bar 4
 136ancestor /foo/bar /bar -1
 137
 138test_expect_success 'strip_path_suffix' '
 139        test c:/msysgit = $(test-path-utils strip_path_suffix \
 140                c:/msysgit/libexec//git-core libexec/git-core)
 141'
 142
 143test_expect_success 'absolute path rejects the empty string' '
 144        test_must_fail test-path-utils absolute_path ""
 145'
 146
 147test_expect_success 'real path rejects the empty string' '
 148        test_must_fail test-path-utils real_path ""
 149'
 150
 151test_expect_success POSIX 'real path works on absolute paths 1' '
 152        nopath="hopefully-absent-path" &&
 153        test "/" = "$(test-path-utils real_path "/")" &&
 154        test "/$nopath" = "$(test-path-utils real_path "/$nopath")"
 155'
 156
 157test_expect_success 'real path works on absolute paths 2' '
 158        nopath="hopefully-absent-path" &&
 159        # Find an existing top-level directory for the remaining tests:
 160        d=$(pwd -P | sed -e "s|^\([^/]*/[^/]*\)/.*|\1|") &&
 161        test "$d" = "$(test-path-utils real_path "$d")" &&
 162        test "$d/$nopath" = "$(test-path-utils real_path "$d/$nopath")"
 163'
 164
 165test_expect_success POSIX 'real path removes extra leading slashes' '
 166        nopath="hopefully-absent-path" &&
 167        test "/" = "$(test-path-utils real_path "///")" &&
 168        test "/$nopath" = "$(test-path-utils real_path "///$nopath")" &&
 169        # Find an existing top-level directory for the remaining tests:
 170        d=$(pwd -P | sed -e "s|^\([^/]*/[^/]*\)/.*|\1|") &&
 171        test "$d" = "$(test-path-utils real_path "//$d")" &&
 172        test "$d/$nopath" = "$(test-path-utils real_path "//$d/$nopath")"
 173'
 174
 175test_expect_success 'real path removes other extra slashes' '
 176        nopath="hopefully-absent-path" &&
 177        # Find an existing top-level directory for the remaining tests:
 178        d=$(pwd -P | sed -e "s|^\([^/]*/[^/]*\)/.*|\1|") &&
 179        test "$d" = "$(test-path-utils real_path "$d///")" &&
 180        test "$d/$nopath" = "$(test-path-utils real_path "$d///$nopath")"
 181'
 182
 183test_expect_success SYMLINKS 'real path works on symlinks' '
 184        mkdir first &&
 185        ln -s ../.git first/.git &&
 186        mkdir second &&
 187        ln -s ../first second/other &&
 188        mkdir third &&
 189        dir="$(cd .git; pwd -P)" &&
 190        dir2=third/../second/other/.git &&
 191        test "$dir" = "$(test-path-utils real_path $dir2)" &&
 192        file="$dir"/index &&
 193        test "$file" = "$(test-path-utils real_path $dir2/index)" &&
 194        basename=blub &&
 195        test "$dir/$basename" = "$(cd .git && test-path-utils real_path "$basename")" &&
 196        ln -s ../first/file .git/syml &&
 197        sym="$(cd first; pwd -P)"/file &&
 198        test "$sym" = "$(test-path-utils real_path "$dir2/syml")"
 199'
 200
 201test_expect_success SYMLINKS 'prefix_path works with absolute paths to work tree symlinks' '
 202        ln -s target symlink &&
 203        test "$(test-path-utils prefix_path prefix "$(pwd)/symlink")" = "symlink"
 204'
 205
 206test_expect_success 'prefix_path works with only absolute path to work tree' '
 207        echo "" >expected &&
 208        test-path-utils prefix_path prefix "$(pwd)" >actual &&
 209        test_cmp expected actual
 210'
 211
 212test_expect_success 'prefix_path rejects absolute path to dir with same beginning as work tree' '
 213        test_must_fail test-path-utils prefix_path prefix "$(pwd)a"
 214'
 215
 216test_expect_success SYMLINKS 'prefix_path works with absolute path to a symlink to work tree having  same beginning as work tree' '
 217        git init repo &&
 218        ln -s repo repolink &&
 219        test "a" = "$(cd repo && test-path-utils prefix_path prefix "$(pwd)/../repolink/a")"
 220'
 221
 222relative_path /foo/a/b/c/       /foo/a/b/       c/
 223relative_path /foo/a/b/c/       /foo/a/b        c/
 224relative_path /foo/a//b//c/     ///foo/a/b//    c/              POSIX
 225relative_path /foo/a/b          /foo/a/b        ./
 226relative_path /foo/a/b/         /foo/a/b        ./
 227relative_path /foo/a            /foo/a/b        ../
 228relative_path /                 /foo/a/b/       ../../../
 229relative_path /foo/a/c          /foo/a/b/       ../c
 230relative_path /foo/a/c          /foo/a/b        ../c
 231relative_path /foo/x/y          /foo/a/b/       ../../x/y
 232relative_path /foo/a/b          "<empty>"       /foo/a/b
 233relative_path /foo/a/b          "<null>"        /foo/a/b
 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
 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/x/y           foo/a/b         ../../x/y
 241relative_path foo/a/c           foo/a/b         ../c
 242relative_path foo/a/b           /foo/x/y        foo/a/b
 243relative_path /foo/a/b          foo/x/y         /foo/a/b
 244relative_path d:/a/b            D:/a/c          ../b            MINGW
 245relative_path C:/a/b            D:/a/c          C:/a/b          MINGW
 246relative_path foo/a/b           "<empty>"       foo/a/b
 247relative_path foo/a/b           "<null>"        foo/a/b
 248relative_path "<empty>"         /foo/a/b        ./
 249relative_path "<empty>"         "<empty>"       ./
 250relative_path "<empty>"         "<null>"        ./
 251relative_path "<null>"          "<empty>"       ./
 252relative_path "<null>"          "<null>"        ./
 253relative_path "<null>"          /foo/a/b        ./
 254
 255test_git_path A=B                info/grafts .git/info/grafts
 256test_git_path GIT_GRAFT_FILE=foo info/grafts foo
 257test_git_path GIT_GRAFT_FILE=foo info/////grafts foo
 258test_git_path GIT_INDEX_FILE=foo index foo
 259test_git_path GIT_INDEX_FILE=foo index/foo .git/index/foo
 260test_git_path GIT_INDEX_FILE=foo index2 .git/index2
 261test_expect_success 'setup fake objects directory foo' 'mkdir foo'
 262test_git_path GIT_OBJECT_DIRECTORY=foo objects foo
 263test_git_path GIT_OBJECT_DIRECTORY=foo objects/foo foo/foo
 264test_git_path GIT_OBJECT_DIRECTORY=foo objects2 .git/objects2
 265test_expect_success 'setup common repository' 'git --git-dir=bar init'
 266test_git_path GIT_COMMON_DIR=bar index                    .git/index
 267test_git_path GIT_COMMON_DIR=bar HEAD                     .git/HEAD
 268test_git_path GIT_COMMON_DIR=bar logs/HEAD                .git/logs/HEAD
 269test_git_path GIT_COMMON_DIR=bar objects                  bar/objects
 270test_git_path GIT_COMMON_DIR=bar objects/bar              bar/objects/bar
 271test_git_path GIT_COMMON_DIR=bar info/exclude             bar/info/exclude
 272test_git_path GIT_COMMON_DIR=bar info/grafts              bar/info/grafts
 273test_git_path GIT_COMMON_DIR=bar info/sparse-checkout     .git/info/sparse-checkout
 274test_git_path GIT_COMMON_DIR=bar remotes/bar              bar/remotes/bar
 275test_git_path GIT_COMMON_DIR=bar branches/bar             bar/branches/bar
 276test_git_path GIT_COMMON_DIR=bar logs/refs/heads/master   bar/logs/refs/heads/master
 277test_git_path GIT_COMMON_DIR=bar refs/heads/master        bar/refs/heads/master
 278test_git_path GIT_COMMON_DIR=bar hooks/me                 bar/hooks/me
 279test_git_path GIT_COMMON_DIR=bar config                   bar/config
 280test_git_path GIT_COMMON_DIR=bar packed-refs              bar/packed-refs
 281test_git_path GIT_COMMON_DIR=bar shallow                  bar/shallow
 282
 283test_done