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   1#!/bin/sh
   2
   3test_description='merge-recursive backend test'
   4
   5. ./test-lib.sh
   6
   7test_expect_success 'setup 1' '
   8
   9        echo hello >a &&
  10        o0=$(git hash-object a) &&
  11        cp a b &&
  12        cp a c &&
  13        mkdir d &&
  14        cp a d/e &&
  15
  16        test_tick &&
  17        git add a b c d/e &&
  18        git commit -m initial &&
  19        c0=$(git rev-parse --verify HEAD) &&
  20        git branch side &&
  21        git branch df-1 &&
  22        git branch df-2 &&
  23        git branch df-3 &&
  24        git branch remove &&
  25
  26        echo hello >>a &&
  27        cp a d/e &&
  28        o1=$(git hash-object a) &&
  29
  30        git add a d/e &&
  31
  32        test_tick &&
  33        git commit -m "master modifies a and d/e" &&
  34        c1=$(git rev-parse --verify HEAD) &&
  35        ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
  36        (
  37                echo "100644 blob $o1   a"
  38                echo "100644 blob $o0   b"
  39                echo "100644 blob $o0   c"
  40                echo "100644 blob $o1   d/e"
  41                echo "100644 $o1 0      a"
  42                echo "100644 $o0 0      b"
  43                echo "100644 $o0 0      c"
  44                echo "100644 $o1 0      d/e"
  45        ) >expected &&
  46        git diff -u expected actual
  47'
  48
  49test_expect_success 'setup 2' '
  50
  51        rm -rf [abcd] &&
  52        git checkout side &&
  53        ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
  54        (
  55                echo "100644 blob $o0   a"
  56                echo "100644 blob $o0   b"
  57                echo "100644 blob $o0   c"
  58                echo "100644 blob $o0   d/e"
  59                echo "100644 $o0 0      a"
  60                echo "100644 $o0 0      b"
  61                echo "100644 $o0 0      c"
  62                echo "100644 $o0 0      d/e"
  63        ) >expected &&
  64        git diff -u expected actual &&
  65
  66        echo goodbye >>a &&
  67        o2=$(git hash-object a) &&
  68
  69        git add a &&
  70
  71        test_tick &&
  72        git commit -m "side modifies a" &&
  73        c2=$(git rev-parse --verify HEAD) &&
  74        ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
  75        (
  76                echo "100644 blob $o2   a"
  77                echo "100644 blob $o0   b"
  78                echo "100644 blob $o0   c"
  79                echo "100644 blob $o0   d/e"
  80                echo "100644 $o2 0      a"
  81                echo "100644 $o0 0      b"
  82                echo "100644 $o0 0      c"
  83                echo "100644 $o0 0      d/e"
  84        ) >expected &&
  85        git diff -u expected actual
  86'
  87
  88test_expect_success 'setup 3' '
  89
  90        rm -rf [abcd] &&
  91        git checkout df-1 &&
  92        ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
  93        (
  94                echo "100644 blob $o0   a"
  95                echo "100644 blob $o0   b"
  96                echo "100644 blob $o0   c"
  97                echo "100644 blob $o0   d/e"
  98                echo "100644 $o0 0      a"
  99                echo "100644 $o0 0      b"
 100                echo "100644 $o0 0      c"
 101                echo "100644 $o0 0      d/e"
 102        ) >expected &&
 103        git diff -u expected actual &&
 104
 105        rm -f b && mkdir b && echo df-1 >b/c && git add b/c &&
 106        o3=$(git hash-object b/c) &&
 107
 108        test_tick &&
 109        git commit -m "df-1 makes b/c" &&
 110        c3=$(git rev-parse --verify HEAD) &&
 111        ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
 112        (
 113                echo "100644 blob $o0   a"
 114                echo "100644 blob $o3   b/c"
 115                echo "100644 blob $o0   c"
 116                echo "100644 blob $o0   d/e"
 117                echo "100644 $o0 0      a"
 118                echo "100644 $o3 0      b/c"
 119                echo "100644 $o0 0      c"
 120                echo "100644 $o0 0      d/e"
 121        ) >expected &&
 122        git diff -u expected actual
 123'
 124
 125test_expect_success 'setup 4' '
 126
 127        rm -rf [abcd] &&
 128        git checkout df-2 &&
 129        ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
 130        (
 131                echo "100644 blob $o0   a"
 132                echo "100644 blob $o0   b"
 133                echo "100644 blob $o0   c"
 134                echo "100644 blob $o0   d/e"
 135                echo "100644 $o0 0      a"
 136                echo "100644 $o0 0      b"
 137                echo "100644 $o0 0      c"
 138                echo "100644 $o0 0      d/e"
 139        ) >expected &&
 140        git diff -u expected actual &&
 141
 142        rm -f a && mkdir a && echo df-2 >a/c && git add a/c &&
 143        o4=$(git hash-object a/c) &&
 144
 145        test_tick &&
 146        git commit -m "df-2 makes a/c" &&
 147        c4=$(git rev-parse --verify HEAD) &&
 148        ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
 149        (
 150                echo "100644 blob $o4   a/c"
 151                echo "100644 blob $o0   b"
 152                echo "100644 blob $o0   c"
 153                echo "100644 blob $o0   d/e"
 154                echo "100644 $o4 0      a/c"
 155                echo "100644 $o0 0      b"
 156                echo "100644 $o0 0      c"
 157                echo "100644 $o0 0      d/e"
 158        ) >expected &&
 159        git diff -u expected actual
 160'
 161
 162test_expect_success 'setup 5' '
 163
 164        rm -rf [abcd] &&
 165        git checkout remove &&
 166        ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
 167        (
 168                echo "100644 blob $o0   a"
 169                echo "100644 blob $o0   b"
 170                echo "100644 blob $o0   c"
 171                echo "100644 blob $o0   d/e"
 172                echo "100644 $o0 0      a"
 173                echo "100644 $o0 0      b"
 174                echo "100644 $o0 0      c"
 175                echo "100644 $o0 0      d/e"
 176        ) >expected &&
 177        git diff -u expected actual &&
 178
 179        rm -f b &&
 180        echo remove-conflict >a &&
 181
 182        git add a &&
 183        git rm b &&
 184        o5=$(git hash-object a) &&
 185
 186        test_tick &&
 187        git commit -m "remove removes b and modifies a" &&
 188        c5=$(git rev-parse --verify HEAD) &&
 189        ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
 190        (
 191                echo "100644 blob $o5   a"
 192                echo "100644 blob $o0   c"
 193                echo "100644 blob $o0   d/e"
 194                echo "100644 $o5 0      a"
 195                echo "100644 $o0 0      c"
 196                echo "100644 $o0 0      d/e"
 197        ) >expected &&
 198        git diff -u expected actual
 199
 200'
 201
 202test_expect_success 'setup 6' '
 203
 204        rm -rf [abcd] &&
 205        git checkout df-3 &&
 206        ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
 207        (
 208                echo "100644 blob $o0   a"
 209                echo "100644 blob $o0   b"
 210                echo "100644 blob $o0   c"
 211                echo "100644 blob $o0   d/e"
 212                echo "100644 $o0 0      a"
 213                echo "100644 $o0 0      b"
 214                echo "100644 $o0 0      c"
 215                echo "100644 $o0 0      d/e"
 216        ) >expected &&
 217        git diff -u expected actual &&
 218
 219        rm -fr d && echo df-3 >d && git add d &&
 220        o6=$(git hash-object d) &&
 221
 222        test_tick &&
 223        git commit -m "df-3 makes d" &&
 224        c6=$(git rev-parse --verify HEAD) &&
 225        ( git ls-tree -r HEAD ; git ls-files -s ) >actual &&
 226        (
 227                echo "100644 blob $o0   a"
 228                echo "100644 blob $o0   b"
 229                echo "100644 blob $o0   c"
 230                echo "100644 blob $o6   d"
 231                echo "100644 $o0 0      a"
 232                echo "100644 $o0 0      b"
 233                echo "100644 $o0 0      c"
 234                echo "100644 $o6 0      d"
 235        ) >expected &&
 236        git diff -u expected actual
 237'
 238
 239test_expect_success 'merge-recursive simple' '
 240
 241        rm -fr [abcd] &&
 242        git checkout -f "$c2" &&
 243
 244        git-merge-recursive "$c0" -- "$c2" "$c1"
 245        status=$?
 246        case "$status" in
 247        1)
 248                : happy
 249                ;;
 250        *)
 251                echo >&2 "why status $status!!!"
 252                false
 253                ;;
 254        esac
 255'
 256
 257test_expect_success 'merge-recursive result' '
 258
 259        git ls-files -s >actual &&
 260        (
 261                echo "100644 $o0 1      a"
 262                echo "100644 $o2 2      a"
 263                echo "100644 $o1 3      a"
 264                echo "100644 $o0 0      b"
 265                echo "100644 $o0 0      c"
 266                echo "100644 $o1 0      d/e"
 267        ) >expected &&
 268        git diff -u expected actual
 269
 270'
 271
 272test_expect_success 'merge-recursive remove conflict' '
 273
 274        rm -fr [abcd] &&
 275        git checkout -f "$c1" &&
 276
 277        git-merge-recursive "$c0" -- "$c1" "$c5"
 278        status=$?
 279        case "$status" in
 280        1)
 281                : happy
 282                ;;
 283        *)
 284                echo >&2 "why status $status!!!"
 285                false
 286                ;;
 287        esac
 288'
 289
 290test_expect_success 'merge-recursive remove conflict' '
 291
 292        git ls-files -s >actual &&
 293        (
 294                echo "100644 $o0 1      a"
 295                echo "100644 $o1 2      a"
 296                echo "100644 $o5 3      a"
 297                echo "100644 $o0 0      c"
 298                echo "100644 $o1 0      d/e"
 299        ) >expected &&
 300        git diff -u expected actual
 301
 302'
 303
 304test_expect_success 'merge-recursive d/f simple' '
 305        rm -fr [abcd] &&
 306        git reset --hard &&
 307        git checkout -f "$c1" &&
 308
 309        git-merge-recursive "$c0" -- "$c1" "$c3"
 310'
 311
 312test_expect_success 'merge-recursive result' '
 313
 314        git ls-files -s >actual &&
 315        (
 316                echo "100644 $o1 0      a"
 317                echo "100644 $o3 0      b/c"
 318                echo "100644 $o0 0      c"
 319                echo "100644 $o1 0      d/e"
 320        ) >expected &&
 321        git diff -u expected actual
 322
 323'
 324
 325test_expect_success 'merge-recursive d/f conflict' '
 326
 327        rm -fr [abcd] &&
 328        git reset --hard &&
 329        git checkout -f "$c1" &&
 330
 331        git-merge-recursive "$c0" -- "$c1" "$c4"
 332        status=$?
 333        case "$status" in
 334        1)
 335                : happy
 336                ;;
 337        *)
 338                echo >&2 "why status $status!!!"
 339                false
 340                ;;
 341        esac
 342'
 343
 344test_expect_success 'merge-recursive d/f conflict result' '
 345
 346        git ls-files -s >actual &&
 347        (
 348                echo "100644 $o0 1      a"
 349                echo "100644 $o1 2      a"
 350                echo "100644 $o4 0      a/c"
 351                echo "100644 $o0 0      b"
 352                echo "100644 $o0 0      c"
 353                echo "100644 $o1 0      d/e"
 354        ) >expected &&
 355        git diff -u expected actual
 356
 357'
 358
 359test_expect_success 'merge-recursive d/f conflict the other way' '
 360
 361        rm -fr [abcd] &&
 362        git reset --hard &&
 363        git checkout -f "$c4" &&
 364
 365        git-merge-recursive "$c0" -- "$c4" "$c1"
 366        status=$?
 367        case "$status" in
 368        1)
 369                : happy
 370                ;;
 371        *)
 372                echo >&2 "why status $status!!!"
 373                false
 374                ;;
 375        esac
 376'
 377
 378test_expect_success 'merge-recursive d/f conflict result the other way' '
 379
 380        git ls-files -s >actual &&
 381        (
 382                echo "100644 $o0 1      a"
 383                echo "100644 $o1 3      a"
 384                echo "100644 $o4 0      a/c"
 385                echo "100644 $o0 0      b"
 386                echo "100644 $o0 0      c"
 387                echo "100644 $o1 0      d/e"
 388        ) >expected &&
 389        git diff -u expected actual
 390
 391'
 392
 393test_expect_success 'merge-recursive d/f conflict' '
 394
 395        rm -fr [abcd] &&
 396        git reset --hard &&
 397        git checkout -f "$c1" &&
 398
 399        git-merge-recursive "$c0" -- "$c1" "$c6"
 400        status=$?
 401        case "$status" in
 402        1)
 403                : happy
 404                ;;
 405        *)
 406                echo >&2 "why status $status!!!"
 407                false
 408                ;;
 409        esac
 410'
 411
 412test_expect_success 'merge-recursive d/f conflict result' '
 413
 414        git ls-files -s >actual &&
 415        (
 416                echo "100644 $o1 0      a"
 417                echo "100644 $o0 0      b"
 418                echo "100644 $o0 0      c"
 419                echo "100644 $o6 3      d"
 420                echo "100644 $o0 1      d/e"
 421                echo "100644 $o1 2      d/e"
 422        ) >expected &&
 423        git diff -u expected actual
 424
 425'
 426
 427test_expect_success 'merge-recursive d/f conflict' '
 428
 429        rm -fr [abcd] &&
 430        git reset --hard &&
 431        git checkout -f "$c6" &&
 432
 433        git-merge-recursive "$c0" -- "$c6" "$c1"
 434        status=$?
 435        case "$status" in
 436        1)
 437                : happy
 438                ;;
 439        *)
 440                echo >&2 "why status $status!!!"
 441                false
 442                ;;
 443        esac
 444'
 445
 446test_expect_success 'merge-recursive d/f conflict result' '
 447
 448        git ls-files -s >actual &&
 449        (
 450                echo "100644 $o1 0      a"
 451                echo "100644 $o0 0      b"
 452                echo "100644 $o0 0      c"
 453                echo "100644 $o6 2      d"
 454                echo "100644 $o0 1      d/e"
 455                echo "100644 $o1 3      d/e"
 456        ) >expected &&
 457        git diff -u expected actual
 458
 459'
 460
 461test_expect_success 'reset and 3-way merge' '
 462
 463        git reset --hard "$c2" &&
 464        git read-tree -m "$c0" "$c2" "$c1"
 465
 466'
 467
 468test_expect_success 'reset and bind merge' '
 469
 470        git reset --hard master &&
 471        git read-tree --prefix=M/ master &&
 472        git ls-files -s >actual &&
 473        (
 474                echo "100644 $o1 0      M/a"
 475                echo "100644 $o0 0      M/b"
 476                echo "100644 $o0 0      M/c"
 477                echo "100644 $o1 0      M/d/e"
 478                echo "100644 $o1 0      a"
 479                echo "100644 $o0 0      b"
 480                echo "100644 $o0 0      c"
 481                echo "100644 $o1 0      d/e"
 482        ) >expected &&
 483        git diff -u expected actual &&
 484
 485        git read-tree --prefix=a1/ master &&
 486        git ls-files -s >actual &&
 487        (
 488                echo "100644 $o1 0      M/a"
 489                echo "100644 $o0 0      M/b"
 490                echo "100644 $o0 0      M/c"
 491                echo "100644 $o1 0      M/d/e"
 492                echo "100644 $o1 0      a"
 493                echo "100644 $o1 0      a1/a"
 494                echo "100644 $o0 0      a1/b"
 495                echo "100644 $o0 0      a1/c"
 496                echo "100644 $o1 0      a1/d/e"
 497                echo "100644 $o0 0      b"
 498                echo "100644 $o0 0      c"
 499                echo "100644 $o1 0      d/e"
 500        ) >expected &&
 501        git diff -u expected actual
 502
 503        git read-tree --prefix=z/ master &&
 504        git ls-files -s >actual &&
 505        (
 506                echo "100644 $o1 0      M/a"
 507                echo "100644 $o0 0      M/b"
 508                echo "100644 $o0 0      M/c"
 509                echo "100644 $o1 0      M/d/e"
 510                echo "100644 $o1 0      a"
 511                echo "100644 $o1 0      a1/a"
 512                echo "100644 $o0 0      a1/b"
 513                echo "100644 $o0 0      a1/c"
 514                echo "100644 $o1 0      a1/d/e"
 515                echo "100644 $o0 0      b"
 516                echo "100644 $o0 0      c"
 517                echo "100644 $o1 0      d/e"
 518                echo "100644 $o1 0      z/a"
 519                echo "100644 $o0 0      z/b"
 520                echo "100644 $o0 0      z/c"
 521                echo "100644 $o1 0      z/d/e"
 522        ) >expected &&
 523        git diff -u expected actual
 524
 525'
 526
 527test_done