t/t1700-split-index.sh

   1 #!/bin/sh
   2
   3 test_description='split index mode tests'
   4
   5 . ./test-lib.sh
   6
   7 # We need total control of index splitting here
   8 sane_unset GIT_TEST_SPLIT_INDEX
   9
  10 test_expect_success 'enable split index' '
  11         git config splitIndex.maxPercentChange 100 &&
  12         git update-index --split-index &&
  13         test-dump-split-index .git/index >actual &&
  14         indexversion=$(test-index-version <.git/index) &&
  15         if test "$indexversion" = "4"
  16         then
  17                 own=432ef4b63f32193984f339431fd50ca796493569
  18                 base=508851a7f0dfa8691e9f69c7f055865389012491
  19         else
  20                 own=8299b0bcd1ac364e5f1d7768efb62fa2da79a339
  21                 base=39d890139ee5356c7ef572216cebcd27aa41f9df
  22         fi &&
  23         cat >expect <<-EOF &&
  24         own $own
  25         base $base
  26         replacements:
  27         deletions:
  28         EOF
  29         test_cmp expect actual
  30 '
  31
  32 test_expect_success 'add one file' '
  33         : >one &&
  34         git update-index --add one &&
  35         git ls-files --stage >ls-files.actual &&
  36         cat >ls-files.expect <<-EOF &&
  37         100644 $EMPTY_BLOB 0    one
  38         EOF
  39         test_cmp ls-files.expect ls-files.actual &&
  40
  41         test-dump-split-index .git/index | sed "/^own/d" >actual &&
  42         cat >expect <<-EOF &&
  43         base $base
  44         100644 $EMPTY_BLOB 0    one
  45         replacements:
  46         deletions:
  47         EOF
  48         test_cmp expect actual
  49 '
  50
  51 test_expect_success 'disable split index' '
  52         git update-index --no-split-index &&
  53         git ls-files --stage >ls-files.actual &&
  54         cat >ls-files.expect <<-EOF &&
  55         100644 $EMPTY_BLOB 0    one
  56         EOF
  57         test_cmp ls-files.expect ls-files.actual &&
  58
  59         BASE=$(test-dump-split-index .git/index | grep "^own" | sed "s/own/base/") &&
  60         test-dump-split-index .git/index | sed "/^own/d" >actual &&
  61         cat >expect <<-EOF &&
  62         not a split index
  63         EOF
  64         test_cmp expect actual
  65 '
  66
  67 test_expect_success 'enable split index again, "one" now belongs to base index"' '
  68         git update-index --split-index &&
  69         git ls-files --stage >ls-files.actual &&
  70         cat >ls-files.expect <<-EOF &&
  71         100644 $EMPTY_BLOB 0    one
  72         EOF
  73         test_cmp ls-files.expect ls-files.actual &&
  74
  75         test-dump-split-index .git/index | sed "/^own/d" >actual &&
  76         cat >expect <<-EOF &&
  77         $BASE
  78         replacements:
  79         deletions:
  80         EOF
  81         test_cmp expect actual
  82 '
  83
  84 test_expect_success 'modify original file, base index untouched' '
  85         echo modified >one &&
  86         git update-index one &&
  87         git ls-files --stage >ls-files.actual &&
  88         cat >ls-files.expect <<-EOF &&
  89         100644 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0       one
  90         EOF
  91         test_cmp ls-files.expect ls-files.actual &&
  92
  93         test-dump-split-index .git/index | sed "/^own/d" >actual &&
  94         q_to_tab >expect <<-EOF &&
  95         $BASE
  96         100644 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0Q
  97         replacements: 0
  98         deletions:
  99         EOF
 100         test_cmp expect actual
 101 '
 102
 103 test_expect_success 'add another file, which stays index' '
 104         : >two &&
 105         git update-index --add two &&
 106         git ls-files --stage >ls-files.actual &&
 107         cat >ls-files.expect <<-EOF &&
 108         100644 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0       one
 109         100644 $EMPTY_BLOB 0    two
 110         EOF
 111         test_cmp ls-files.expect ls-files.actual &&
 112
 113         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 114         q_to_tab >expect <<-EOF &&
 115         $BASE
 116         100644 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0Q
 117         100644 $EMPTY_BLOB 0    two
 118         replacements: 0
 119         deletions:
 120         EOF
 121         test_cmp expect actual
 122 '
 123
 124 test_expect_success 'remove file not in base index' '
 125         git update-index --force-remove two &&
 126         git ls-files --stage >ls-files.actual &&
 127         cat >ls-files.expect <<-EOF &&
 128         100644 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0       one
 129         EOF
 130         test_cmp ls-files.expect ls-files.actual &&
 131
 132         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 133         q_to_tab >expect <<-EOF &&
 134         $BASE
 135         100644 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0Q
 136         replacements: 0
 137         deletions:
 138         EOF
 139         test_cmp expect actual
 140 '
 141
 142 test_expect_success 'remove file in base index' '
 143         git update-index --force-remove one &&
 144         git ls-files --stage >ls-files.actual &&
 145         cat >ls-files.expect <<-EOF &&
 146         EOF
 147         test_cmp ls-files.expect ls-files.actual &&
 148
 149         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 150         cat >expect <<-EOF &&
 151         $BASE
 152         replacements:
 153         deletions: 0
 154         EOF
 155         test_cmp expect actual
 156 '
 157
 158 test_expect_success 'add original file back' '
 159         : >one &&
 160         git update-index --add one &&
 161         git ls-files --stage >ls-files.actual &&
 162         cat >ls-files.expect <<-EOF &&
 163         100644 $EMPTY_BLOB 0    one
 164         EOF
 165         test_cmp ls-files.expect ls-files.actual &&
 166
 167         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 168         cat >expect <<-EOF &&
 169         $BASE
 170         100644 $EMPTY_BLOB 0    one
 171         replacements:
 172         deletions: 0
 173         EOF
 174         test_cmp expect actual
 175 '
 176
 177 test_expect_success 'add new file' '
 178         : >two &&
 179         git update-index --add two &&
 180         git ls-files --stage >actual &&
 181         cat >expect <<-EOF &&
 182         100644 $EMPTY_BLOB 0    one
 183         100644 $EMPTY_BLOB 0    two
 184         EOF
 185         test_cmp expect actual
 186 '
 187
 188 test_expect_success 'unify index, two files remain' '
 189         git update-index --no-split-index &&
 190         git ls-files --stage >ls-files.actual &&
 191         cat >ls-files.expect <<-EOF &&
 192         100644 $EMPTY_BLOB 0    one
 193         100644 $EMPTY_BLOB 0    two
 194         EOF
 195         test_cmp ls-files.expect ls-files.actual &&
 196
 197         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 198         cat >expect <<-EOF &&
 199         not a split index
 200         EOF
 201         test_cmp expect actual
 202 '
 203
 204 test_expect_success 'set core.splitIndex config variable to true' '
 205         git config core.splitIndex true &&
 206         : >three &&
 207         git update-index --add three &&
 208         git ls-files --stage >ls-files.actual &&
 209         cat >ls-files.expect <<-EOF &&
 210         100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0       one
 211         100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0       three
 212         100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0       two
 213         EOF
 214         test_cmp ls-files.expect ls-files.actual &&
 215         BASE=$(test-dump-split-index .git/index | grep "^base") &&
 216         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 217         cat >expect <<-EOF &&
 218         $BASE
 219         replacements:
 220         deletions:
 221         EOF
 222         test_cmp expect actual
 223 '
 224
 225 test_expect_success 'set core.splitIndex config variable to false' '
 226         git config core.splitIndex false &&
 227         git update-index --force-remove three &&
 228         git ls-files --stage >ls-files.actual &&
 229         cat >ls-files.expect <<-EOF &&
 230         100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0       one
 231         100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0       two
 232         EOF
 233         test_cmp ls-files.expect ls-files.actual &&
 234         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 235         cat >expect <<-EOF &&
 236         not a split index
 237         EOF
 238         test_cmp expect actual
 239 '
 240
 241 test_expect_success 'set core.splitIndex config variable to true' '
 242         git config core.splitIndex true &&
 243         : >three &&
 244         git update-index --add three &&
 245         BASE=$(test-dump-split-index .git/index | grep "^base") &&
 246         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 247         cat >expect <<-EOF &&
 248         $BASE
 249         replacements:
 250         deletions:
 251         EOF
 252         test_cmp expect actual &&
 253         : >four &&
 254         git update-index --add four &&
 255         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 256         cat >expect <<-EOF &&
 257         $BASE
 258         100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0       four
 259         replacements:
 260         deletions:
 261         EOF
 262         test_cmp expect actual
 263 '
 264
 265 test_expect_success 'check behavior with splitIndex.maxPercentChange unset' '
 266         git config --unset splitIndex.maxPercentChange &&
 267         : >five &&
 268         git update-index --add five &&
 269         BASE=$(test-dump-split-index .git/index | grep "^base") &&
 270         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 271         cat >expect <<-EOF &&
 272         $BASE
 273         replacements:
 274         deletions:
 275         EOF
 276         test_cmp expect actual &&
 277         : >six &&
 278         git update-index --add six &&
 279         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 280         cat >expect <<-EOF &&
 281         $BASE
 282         100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0       six
 283         replacements:
 284         deletions:
 285         EOF
 286         test_cmp expect actual
 287 '
 288
 289 test_expect_success 'check splitIndex.maxPercentChange set to 0' '
 290         git config splitIndex.maxPercentChange 0 &&
 291         : >seven &&
 292         git update-index --add seven &&
 293         BASE=$(test-dump-split-index .git/index | grep "^base") &&
 294         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 295         cat >expect <<-EOF &&
 296         $BASE
 297         replacements:
 298         deletions:
 299         EOF
 300         test_cmp expect actual &&
 301         : >eight &&
 302         git update-index --add eight &&
 303         BASE=$(test-dump-split-index .git/index | grep "^base") &&
 304         test-dump-split-index .git/index | sed "/^own/d" >actual &&
 305         cat >expect <<-EOF &&
 306         $BASE
 307         replacements:
 308         deletions:
 309         EOF
 310         test_cmp expect actual
 311 '
 312
 313 test_done