t/t1002-read-tree-m-u-2way.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2005 Junio C Hamano
   4 #
   5
   6 test_description='Two way merge with read-tree -m -u $H $M
   7
   8 This is identical to t1001, but uses -u to update the work tree as well.
   9
  10 '
  11 . ./test-lib.sh
  12 . "$TEST_DIRECTORY"/lib-read-tree.sh
  13
  14 compare_change () {
  15         sed >current \
  16             -e '1{/^diff --git /d;}' \
  17             -e '2{/^index /d;}' \
  18             -e '/^--- /d; /^+++ /d; /^@@ /d;' \
  19             -e 's/^\(.[0-7][0-7][0-7][0-7][0-7][0-7]\) '"$_x40"' /\1 X /' "$1"
  20         test_cmp expected current
  21 }
  22
  23 check_cache_at () {
  24         clean_if_empty=$(git diff-files -- "$1")
  25         case "$clean_if_empty" in
  26         '')  echo "$1: clean" ;;
  27         ?*)  echo "$1: dirty" ;;
  28         esac
  29         case "$2,$clean_if_empty" in
  30         clean,)         :     ;;
  31         clean,?*)       false ;;
  32         dirty,)         false ;;
  33         dirty,?*)       :     ;;
  34         esac
  35 }
  36
  37 test_expect_success \
  38     setup \
  39     'echo frotz >frotz &&
  40      echo nitfol >nitfol &&
  41      echo bozbar >bozbar &&
  42      echo rezrov >rezrov &&
  43      git update-index --add nitfol bozbar rezrov &&
  44      treeH=$(git write-tree) &&
  45      echo treeH $treeH &&
  46      git ls-tree $treeH &&
  47
  48      echo gnusto >bozbar &&
  49      git update-index --add frotz bozbar --force-remove rezrov &&
  50      git ls-files --stage >M.out &&
  51      treeM=$(git write-tree) &&
  52      echo treeM $treeM &&
  53      git ls-tree $treeM &&
  54      cp bozbar bozbar.M &&
  55      cp frotz frotz.M &&
  56      cp nitfol nitfol.M &&
  57      git diff-tree $treeH $treeM'
  58
  59 test_expect_success \
  60     '1, 2, 3 - no carry forward' \
  61     'rm -f .git/index nitfol bozbar rezrov frotz &&
  62      read_tree_u_must_succeed --reset -u $treeH &&
  63      read_tree_u_must_succeed -m -u $treeH $treeM &&
  64      git ls-files --stage >1-3.out &&
  65      cmp M.out 1-3.out &&
  66      test_cmp bozbar.M bozbar &&
  67      test_cmp frotz.M frotz &&
  68      test_cmp nitfol.M nitfol &&
  69      check_cache_at bozbar clean &&
  70      check_cache_at frotz clean &&
  71      check_cache_at nitfol clean'
  72
  73 test_expect_success \
  74     '4 - carry forward local addition.' \
  75     'rm -f .git/index nitfol bozbar rezrov frotz &&
  76      read_tree_u_must_succeed --reset -u $treeH &&
  77      echo "+100644 X 0  yomin" >expected &&
  78      echo yomin >yomin &&
  79      git update-index --add yomin &&
  80      read_tree_u_must_succeed -m -u $treeH $treeM &&
  81      git ls-files --stage >4.out &&
  82      test_might_fail git diff -U0 --no-index M.out 4.out >4diff.out &&
  83      compare_change 4diff.out expected &&
  84      check_cache_at yomin clean &&
  85      test_cmp bozbar.M bozbar &&
  86      test_cmp frotz.M frotz &&
  87      test_cmp nitfol.M nitfol &&
  88      echo yomin >yomin1 &&
  89      diff yomin yomin1 &&
  90      rm -f yomin1'
  91
  92 test_expect_success \
  93     '5 - carry forward local addition.' \
  94     'rm -f .git/index nitfol bozbar rezrov frotz &&
  95      read_tree_u_must_succeed --reset -u $treeH &&
  96      read_tree_u_must_succeed -m -u $treeH &&
  97      echo yomin >yomin &&
  98      git update-index --add yomin &&
  99      echo yomin yomin >yomin &&
 100      read_tree_u_must_succeed -m -u $treeH $treeM &&
 101      git ls-files --stage >5.out &&
 102      test_might_fail git diff -U0 --no-index M.out 5.out >5diff.out &&
 103      compare_change 5diff.out expected &&
 104      check_cache_at yomin dirty &&
 105      test_cmp bozbar.M bozbar &&
 106      test_cmp frotz.M frotz &&
 107      test_cmp nitfol.M nitfol &&
 108      : dirty index should have prevented -u from checking it out. &&
 109      echo yomin yomin >yomin1 &&
 110      diff yomin yomin1 &&
 111      rm -f yomin1'
 112
 113 test_expect_success \
 114     '6 - local addition already has the same.' \
 115     'rm -f .git/index nitfol bozbar rezrov frotz &&
 116      read_tree_u_must_succeed --reset -u $treeH &&
 117      echo frotz >frotz &&
 118      git update-index --add frotz &&
 119      read_tree_u_must_succeed -m -u $treeH $treeM &&
 120      git ls-files --stage >6.out &&
 121      test_cmp M.out 6.out &&
 122      check_cache_at frotz clean &&
 123      test_cmp bozbar.M bozbar &&
 124      test_cmp frotz.M frotz &&
 125      test_cmp nitfol.M nitfol &&
 126      echo frotz >frotz1 &&
 127      diff frotz frotz1 &&
 128      rm -f frotz1'
 129
 130 test_expect_success \
 131     '7 - local addition already has the same.' \
 132     'rm -f .git/index nitfol bozbar rezrov frotz &&
 133      read_tree_u_must_succeed --reset -u $treeH &&
 134      echo frotz >frotz &&
 135      git update-index --add frotz &&
 136      echo frotz frotz >frotz &&
 137      read_tree_u_must_succeed -m -u $treeH $treeM &&
 138      git ls-files --stage >7.out &&
 139      test_cmp M.out 7.out &&
 140      check_cache_at frotz dirty &&
 141      test_cmp bozbar.M bozbar &&
 142      test_cmp nitfol.M nitfol &&
 143      : dirty index should have prevented -u from checking it out. &&
 144      echo frotz frotz >frotz1 &&
 145      diff frotz frotz1 &&
 146      rm -f frotz1'
 147
 148 test_expect_success \
 149     '8 - conflicting addition.' \
 150     'rm -f .git/index nitfol bozbar rezrov frotz &&
 151      read_tree_u_must_succeed --reset -u $treeH &&
 152      echo frotz frotz >frotz &&
 153      git update-index --add frotz &&
 154      if read_tree_u_must_succeed -m -u $treeH $treeM; then false; else :; fi'
 155
 156 test_expect_success \
 157     '9 - conflicting addition.' \
 158     'rm -f .git/index nitfol bozbar rezrov frotz &&
 159      read_tree_u_must_succeed --reset -u $treeH &&
 160      echo frotz frotz >frotz &&
 161      git update-index --add frotz &&
 162      echo frotz >frotz &&
 163      if read_tree_u_must_succeed -m -u $treeH $treeM; then false; else :; fi'
 164
 165 test_expect_success \
 166     '10 - path removed.' \
 167     'rm -f .git/index nitfol bozbar rezrov frotz &&
 168      read_tree_u_must_succeed --reset -u $treeH &&
 169      echo rezrov >rezrov &&
 170      git update-index --add rezrov &&
 171      read_tree_u_must_succeed -m -u $treeH $treeM &&
 172      git ls-files --stage >10.out &&
 173      cmp M.out 10.out &&
 174      test_cmp bozbar.M bozbar &&
 175      test_cmp frotz.M frotz &&
 176      test_cmp nitfol.M nitfol
 177 '
 178
 179 test_expect_success \
 180     '11 - dirty path removed.' \
 181     'rm -f .git/index nitfol bozbar rezrov frotz &&
 182      read_tree_u_must_succeed --reset -u $treeH &&
 183      echo rezrov >rezrov &&
 184      git update-index --add rezrov &&
 185      echo rezrov rezrov >rezrov &&
 186      if read_tree_u_must_succeed -m -u $treeH $treeM; then false; else :; fi'
 187
 188 test_expect_success \
 189     '12 - unmatching local changes being removed.' \
 190     'rm -f .git/index nitfol bozbar rezrov frotz &&
 191      read_tree_u_must_succeed --reset -u $treeH &&
 192      echo rezrov rezrov >rezrov &&
 193      git update-index --add rezrov &&
 194      if read_tree_u_must_succeed -m -u $treeH $treeM; then false; else :; fi'
 195
 196 test_expect_success \
 197     '13 - unmatching local changes being removed.' \
 198     'rm -f .git/index nitfol bozbar rezrov frotz &&
 199      read_tree_u_must_succeed --reset -u $treeH &&
 200      echo rezrov rezrov >rezrov &&
 201      git update-index --add rezrov &&
 202      echo rezrov >rezrov &&
 203      if read_tree_u_must_succeed -m -u $treeH $treeM; then false; else :; fi'
 204
 205 cat >expected <<EOF
 206 -100644 X 0     nitfol
 207 +100644 X 0     nitfol
 208 EOF
 209
 210 test_expect_success \
 211     '14 - unchanged in two heads.' \
 212     'rm -f .git/index nitfol bozbar rezrov frotz &&
 213      read_tree_u_must_succeed --reset -u $treeH &&
 214      echo nitfol nitfol >nitfol &&
 215      git update-index --add nitfol &&
 216      read_tree_u_must_succeed -m -u $treeH $treeM &&
 217      git ls-files --stage >14.out &&
 218      test_must_fail git diff -U0 --no-index M.out 14.out >14diff.out &&
 219      compare_change 14diff.out expected &&
 220      test_cmp bozbar.M bozbar &&
 221      test_cmp frotz.M frotz &&
 222      check_cache_at nitfol clean &&
 223      echo nitfol nitfol >nitfol1 &&
 224      diff nitfol nitfol1 &&
 225      rm -f nitfol1'
 226
 227 test_expect_success \
 228     '15 - unchanged in two heads.' \
 229     'rm -f .git/index nitfol bozbar rezrov frotz &&
 230      read_tree_u_must_succeed --reset -u $treeH &&
 231      echo nitfol nitfol >nitfol &&
 232      git update-index --add nitfol &&
 233      echo nitfol nitfol nitfol >nitfol &&
 234      read_tree_u_must_succeed -m -u $treeH $treeM &&
 235      git ls-files --stage >15.out &&
 236      test_must_fail git diff -U0 --no-index M.out 15.out >15diff.out &&
 237      compare_change 15diff.out expected &&
 238      check_cache_at nitfol dirty &&
 239      test_cmp bozbar.M bozbar &&
 240      test_cmp frotz.M frotz &&
 241      echo nitfol nitfol nitfol >nitfol1 &&
 242      diff nitfol nitfol1 &&
 243      rm -f nitfol1'
 244
 245 test_expect_success \
 246     '16 - conflicting local change.' \
 247     'rm -f .git/index nitfol bozbar rezrov frotz &&
 248      read_tree_u_must_succeed --reset -u $treeH &&
 249      echo bozbar bozbar >bozbar &&
 250      git update-index --add bozbar &&
 251      if read_tree_u_must_succeed -m -u $treeH $treeM; then false; else :; fi'
 252
 253 test_expect_success \
 254     '17 - conflicting local change.' \
 255     'rm -f .git/index nitfol bozbar rezrov frotz &&
 256      read_tree_u_must_succeed --reset -u $treeH &&
 257      echo bozbar bozbar >bozbar &&
 258      git update-index --add bozbar &&
 259      echo bozbar bozbar bozbar >bozbar &&
 260      if read_tree_u_must_succeed -m -u $treeH $treeM; then false; else :; fi'
 261
 262 test_expect_success \
 263     '18 - local change already having a good result.' \
 264     'rm -f .git/index nitfol bozbar rezrov frotz &&
 265      read_tree_u_must_succeed --reset -u $treeH &&
 266      echo gnusto >bozbar &&
 267      git update-index --add bozbar &&
 268      read_tree_u_must_succeed -m -u $treeH $treeM &&
 269      git ls-files --stage >18.out &&
 270      test_cmp M.out 18.out &&
 271      check_cache_at bozbar clean &&
 272      test_cmp bozbar.M bozbar &&
 273      test_cmp frotz.M frotz &&
 274      test_cmp nitfol.M nitfol
 275 '
 276
 277 test_expect_success \
 278     '19 - local change already having a good result, further modified.' \
 279     'rm -f .git/index nitfol bozbar rezrov frotz &&
 280      read_tree_u_must_succeed --reset -u $treeH &&
 281      echo gnusto >bozbar &&
 282      git update-index --add bozbar &&
 283      echo gnusto gnusto >bozbar &&
 284      read_tree_u_must_succeed -m -u $treeH $treeM &&
 285      git ls-files --stage >19.out &&
 286      test_cmp M.out 19.out &&
 287      check_cache_at bozbar dirty &&
 288      test_cmp frotz.M frotz &&
 289      test_cmp nitfol.M nitfol &&
 290      echo gnusto gnusto >bozbar1 &&
 291      diff bozbar bozbar1 &&
 292      rm -f bozbar1'
 293
 294 test_expect_success \
 295     '20 - no local change, use new tree.' \
 296     'rm -f .git/index nitfol bozbar rezrov frotz &&
 297      read_tree_u_must_succeed --reset -u $treeH &&
 298      echo bozbar >bozbar &&
 299      git update-index --add bozbar &&
 300      read_tree_u_must_succeed -m -u $treeH $treeM &&
 301      git ls-files --stage >20.out &&
 302      test_cmp M.out 20.out &&
 303      check_cache_at bozbar clean &&
 304      test_cmp bozbar.M bozbar &&
 305      test_cmp frotz.M frotz &&
 306      test_cmp nitfol.M nitfol
 307 '
 308
 309 test_expect_success \
 310     '21 - no local change, dirty cache.' \
 311     'rm -f .git/index nitfol bozbar rezrov frotz &&
 312      read_tree_u_must_succeed --reset -u $treeH &&
 313      echo bozbar >bozbar &&
 314      git update-index --add bozbar &&
 315      echo gnusto gnusto >bozbar &&
 316      if read_tree_u_must_succeed -m -u $treeH $treeM; then false; else :; fi'
 317
 318 # Also make sure we did not break DF vs DF/DF case.
 319 test_expect_success \
 320     'DF vs DF/DF case setup.' \
 321     'rm -f .git/index &&
 322      echo DF >DF &&
 323      git update-index --add DF &&
 324      treeDF=$(git write-tree) &&
 325      echo treeDF $treeDF &&
 326      git ls-tree $treeDF &&
 327
 328      rm -f DF &&
 329      mkdir DF &&
 330      echo DF/DF >DF/DF &&
 331      git update-index --add --remove DF DF/DF &&
 332      treeDFDF=$(git write-tree) &&
 333      echo treeDFDF $treeDFDF &&
 334      git ls-tree $treeDFDF &&
 335      git ls-files --stage >DFDF.out'
 336
 337 test_expect_success \
 338     'DF vs DF/DF case test.' \
 339     'rm -f .git/index &&
 340      rm -fr DF &&
 341      echo DF >DF &&
 342      git update-index --add DF &&
 343      read_tree_u_must_succeed -m -u $treeDF $treeDFDF &&
 344      git ls-files --stage >DFDFcheck.out &&
 345      test_cmp DFDF.out DFDFcheck.out &&
 346      check_cache_at DF/DF clean'
 347
 348 test_done