t/t2004-checkout-cache-temp.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2006 Shawn Pearce
   4 #
   5
   6 test_description='git checkout-index --temp test.
   7
   8 With --temp flag, git checkout-index writes to temporary merge files
   9 rather than the tracked path.'
  10
  11 TEST_PASSES_SANITIZE_LEAK=true
  12 . ./test-lib.sh
  13
  14 test_expect_success 'setup' '
  15         mkdir asubdir &&
  16         echo tree1path0 >path0 &&
  17         echo tree1path1 >path1 &&
  18         echo tree1path3 >path3 &&
  19         echo tree1path4 >path4 &&
  20         echo tree1asubdir/path5 >asubdir/path5 &&
  21         git update-index --add path0 path1 path3 path4 asubdir/path5 &&
  22         t1=$(git write-tree) &&
  23         rm -f path* .merge_* actual .git/index &&
  24         echo tree2path0 >path0 &&
  25         echo tree2path1 >path1 &&
  26         echo tree2path2 >path2 &&
  27         echo tree2path4 >path4 &&
  28         git update-index --add path0 path1 path2 path4 &&
  29         t2=$(git write-tree) &&
  30         rm -f path* .merge_* actual .git/index &&
  31         echo tree2path0 >path0 &&
  32         echo tree3path1 >path1 &&
  33         echo tree3path2 >path2 &&
  34         echo tree3path3 >path3 &&
  35         git update-index --add path0 path1 path2 path3 &&
  36         t3=$(git write-tree)
  37 '
  38
  39 test_expect_success 'checkout one stage 0 to temporary file' '
  40         rm -f path* .merge_* actual .git/index &&
  41         git read-tree $t1 &&
  42         git checkout-index --temp -- path1 >actual &&
  43         test_line_count = 1 actual &&
  44         test $(cut "-d  " -f2 actual) = path1 &&
  45         p=$(cut "-d     " -f1 actual) &&
  46         test -f $p &&
  47         test $(cat $p) = tree1path1
  48 '
  49
  50 test_expect_success 'checkout all stage 0 to temporary files' '
  51         rm -f path* .merge_* actual .git/index &&
  52         git read-tree $t1 &&
  53         git checkout-index -a --temp >actual &&
  54         test_line_count = 5 actual &&
  55         for f in path0 path1 path3 path4 asubdir/path5
  56         do
  57                 test $(grep $f actual | cut "-d " -f2) = $f &&
  58                 p=$(grep $f actual | cut "-d    " -f1) &&
  59                 test -f $p &&
  60                 test $(cat $p) = tree1$f || return 1
  61         done
  62 '
  63
  64 test_expect_success 'setup 3-way merge' '
  65         rm -f path* .merge_* actual .git/index &&
  66         git read-tree -m $t1 $t2 $t3
  67 '
  68
  69 test_expect_success 'checkout one stage 2 to temporary file' '
  70         rm -f path* .merge_* actual &&
  71         git checkout-index --stage=2 --temp -- path1 >actual &&
  72         test_line_count = 1 actual &&
  73         test $(cut "-d  " -f2 actual) = path1 &&
  74         p=$(cut "-d     " -f1 actual) &&
  75         test -f $p &&
  76         test $(cat $p) = tree2path1
  77 '
  78
  79 test_expect_success 'checkout all stage 2 to temporary files' '
  80         rm -f path* .merge_* actual &&
  81         git checkout-index --all --stage=2 --temp >actual &&
  82         test_line_count = 3 actual &&
  83         for f in path1 path2 path4
  84         do
  85                 test $(grep $f actual | cut "-d " -f2) = $f &&
  86                 p=$(grep $f actual | cut "-d    " -f1) &&
  87                 test -f $p &&
  88                 test $(cat $p) = tree2$f || return 1
  89         done
  90 '
  91
  92 test_expect_success 'checkout all stages of unknown path' '
  93         rm -f path* .merge_* actual &&
  94         test_must_fail git checkout-index --stage=all --temp \
  95                 -- does-not-exist 2>stderr &&
  96         test_grep not.in.the.cache stderr
  97 '
  98
  99 test_expect_success 'checkout all stages/one file to nothing' '
 100         rm -f path* .merge_* actual &&
 101         git checkout-index --stage=all --temp -- path0 >actual 2>stderr &&
 102         test_must_be_empty stderr &&
 103         test_line_count = 0 actual
 104 '
 105
 106 test_expect_success 'checkout all stages/one file to temporary files' '
 107         rm -f path* .merge_* actual &&
 108         git checkout-index --stage=all --temp -- path1 >actual &&
 109         test_line_count = 1 actual &&
 110         test $(cut "-d  " -f2 actual) = path1 &&
 111         cut "-d " -f1 actual | (read s1 s2 s3 &&
 112         test -f $s1 &&
 113         test -f $s2 &&
 114         test -f $s3 &&
 115         test $(cat $s1) = tree1path1 &&
 116         test $(cat $s2) = tree2path1 &&
 117         test $(cat $s3) = tree3path1)
 118 '
 119
 120 test_expect_success '--stage=all implies --temp' '
 121         rm -f path* .merge_* actual &&
 122         git checkout-index --stage=all -- path1 &&
 123         test_path_is_missing path1
 124 '
 125
 126 test_expect_success 'overriding --stage=all resets implied --temp' '
 127         rm -f path* .merge_* actual &&
 128         git checkout-index --stage=all --stage=2 -- path1 &&
 129         echo tree2path1 >expect &&
 130         test_cmp expect path1
 131 '
 132
 133 test_expect_success '--stage=all --no-temp is rejected' '
 134         rm -f path* .merge_* actual &&
 135         test_must_fail git checkout-index --stage=all --no-temp -- path1 2>err &&
 136         grep -v "already exists" err &&
 137         grep "options .--stage=all. and .--no-temp. cannot be used together" err
 138 '
 139
 140 test_expect_success 'checkout some stages/one file to temporary files' '
 141         rm -f path* .merge_* actual &&
 142         git checkout-index --stage=all --temp -- path2 >actual &&
 143         test_line_count = 1 actual &&
 144         test $(cut "-d  " -f2 actual) = path2 &&
 145         cut "-d " -f1 actual | (read s1 s2 s3 &&
 146         test $s1 = . &&
 147         test -f $s2 &&
 148         test -f $s3 &&
 149         test $(cat $s2) = tree2path2 &&
 150         test $(cat $s3) = tree3path2)
 151 '
 152
 153 test_expect_success 'checkout all stages/all files to temporary files' '
 154         rm -f path* .merge_* actual &&
 155         git checkout-index -a --stage=all --temp >actual &&
 156         test_line_count = 5 actual
 157 '
 158
 159 test_expect_success '-- path0: no entry' '
 160         test x$(grep path0 actual | cut "-d     " -f2) = x
 161 '
 162
 163 test_expect_success '-- path1: all 3 stages' '
 164         test $(grep path1 actual | cut "-d      " -f2) = path1 &&
 165         grep path1 actual | cut "-d     " -f1 | (read s1 s2 s3 &&
 166         test -f $s1 &&
 167         test -f $s2 &&
 168         test -f $s3 &&
 169         test $(cat $s1) = tree1path1 &&
 170         test $(cat $s2) = tree2path1 &&
 171         test $(cat $s3) = tree3path1)
 172 '
 173
 174 test_expect_success '-- path2: no stage 1, have stage 2 and 3' '
 175         test $(grep path2 actual | cut "-d      " -f2) = path2 &&
 176         grep path2 actual | cut "-d     " -f1 | (read s1 s2 s3 &&
 177         test $s1 = . &&
 178         test -f $s2 &&
 179         test -f $s3 &&
 180         test $(cat $s2) = tree2path2 &&
 181         test $(cat $s3) = tree3path2)
 182 '
 183
 184 test_expect_success '-- path3: no stage 2, have stage 1 and 3' '
 185         test $(grep path3 actual | cut "-d      " -f2) = path3 &&
 186         grep path3 actual | cut "-d     " -f1 | (read s1 s2 s3 &&
 187         test -f $s1 &&
 188         test $s2 = . &&
 189         test -f $s3 &&
 190         test $(cat $s1) = tree1path3 &&
 191         test $(cat $s3) = tree3path3)
 192 '
 193
 194 test_expect_success '-- path4: no stage 3, have stage 1 and 3' '
 195         test $(grep path4 actual | cut "-d      " -f2) = path4 &&
 196         grep path4 actual | cut "-d     " -f1 | (read s1 s2 s3 &&
 197         test -f $s1 &&
 198         test -f $s2 &&
 199         test $s3 = . &&
 200         test $(cat $s1) = tree1path4 &&
 201         test $(cat $s2) = tree2path4)
 202 '
 203
 204 test_expect_success '-- asubdir/path5: no stage 2 and 3 have stage 1' '
 205         test $(grep asubdir/path5 actual | cut "-d      " -f2) = asubdir/path5 &&
 206         grep asubdir/path5 actual | cut "-d     " -f1 | (read s1 s2 s3 &&
 207         test -f $s1 &&
 208         test $s2 = . &&
 209         test $s3 = . &&
 210         test $(cat $s1) = tree1asubdir/path5)
 211 '
 212
 213 test_expect_success 'checkout --temp within subdir' '
 214         (
 215                 cd asubdir &&
 216                 git checkout-index -a --stage=all >actual &&
 217                 test_line_count = 1 actual &&
 218                 test $(grep path5 actual | cut "-d      " -f2) = path5 &&
 219                 grep path5 actual | cut "-d     " -f1 | (read s1 s2 s3 &&
 220                 test -f ../$s1 &&
 221                 test $s2 = . &&
 222                 test $s3 = . &&
 223                 test $(cat ../$s1) = tree1asubdir/path5)
 224         )
 225 '
 226
 227 test_expect_success 'checkout --temp symlink' '
 228         rm -f path* .merge_* actual .git/index &&
 229         test_ln_s_add path7 path6 &&
 230         git checkout-index --temp -a >actual &&
 231         test_line_count = 1 actual &&
 232         test $(cut "-d  " -f2 actual) = path6 &&
 233         p=$(cut "-d     " -f1 actual) &&
 234         test -f $p &&
 235         test $(cat $p) = path7
 236 '
 237
 238 test_expect_success 'emit well-formed relative path' '
 239         rm -f path* .merge_* actual .git/index &&
 240         >path0123456789 &&
 241         git update-index --add path0123456789 &&
 242         (
 243                 cd asubdir &&
 244                 git checkout-index --temp -- ../path0123456789 >actual &&
 245                 test_line_count = 1 actual &&
 246                 test $(cut "-d  " -f2 actual) = ../path0123456789
 247         )
 248 '
 249
 250 test_done