Andrew's git / gitweb.git / t/t6112-rev-list-filters-objects.sh
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t / t6112-rev-list-filters-objects.shon commit l10n: zh_CN: Revision for git v2.21.0 l10n (8e4e055)
   1#!/bin/sh
   2
   3test_description='git rev-list using object filtering'
   4
   5. ./test-lib.sh
   6
   7# Test the blob:none filter.
   8
   9test_expect_success 'setup r1' '
  10        echo "{print \$1}" >print_1.awk &&
  11        echo "{print \$2}" >print_2.awk &&
  12
  13        git init r1 &&
  14        for n in 1 2 3 4 5
  15        do
  16                echo "This is file: $n" > r1/file.$n
  17                git -C r1 add file.$n
  18                git -C r1 commit -m "$n"
  19        done
  20'
  21
  22test_expect_success 'verify blob:none omits all 5 blobs' '
  23        git -C r1 ls-files -s file.1 file.2 file.3 file.4 file.5 \
  24                >ls_files_result &&
  25        awk -f print_2.awk ls_files_result |
  26        sort >expected &&
  27
  28        git -C r1 rev-list --quiet --objects --filter-print-omitted \
  29                --filter=blob:none HEAD >revs &&
  30        awk -f print_1.awk revs |
  31        sed "s/~//" |
  32        sort >observed &&
  33
  34        test_cmp expected observed
  35'
  36
  37test_expect_success 'specify blob explicitly prevents filtering' '
  38        file_3=$(git -C r1 ls-files -s file.3 |
  39                 awk -f print_2.awk) &&
  40
  41        file_4=$(git -C r1 ls-files -s file.4 |
  42                 awk -f print_2.awk) &&
  43
  44        git -C r1 rev-list --objects --filter=blob:none HEAD $file_3 >observed &&
  45        grep "$file_3" observed &&
  46        ! grep "$file_4" observed
  47'
  48
  49test_expect_success 'verify emitted+omitted == all' '
  50        git -C r1 rev-list --objects HEAD >revs &&
  51        awk -f print_1.awk revs |
  52        sort >expected &&
  53
  54        git -C r1 rev-list --objects --filter-print-omitted --filter=blob:none \
  55                HEAD >revs &&
  56        awk -f print_1.awk revs |
  57        sed "s/~//" |
  58        sort >observed &&
  59
  60        test_cmp expected observed
  61'
  62
  63
  64# Test blob:limit=<n>[kmg] filter.
  65# We boundary test around the size parameter.  The filter is strictly less than
  66# the value, so size 500 and 1000 should have the same results, but 1001 should
  67# filter more.
  68
  69test_expect_success 'setup r2' '
  70        git init r2 &&
  71        for n in 1000 10000
  72        do
  73                printf "%"$n"s" X > r2/large.$n
  74                git -C r2 add large.$n
  75                git -C r2 commit -m "$n"
  76        done
  77'
  78
  79test_expect_success 'verify blob:limit=500 omits all blobs' '
  80        git -C r2 ls-files -s large.1000 large.10000 >ls_files_result &&
  81        awk -f print_2.awk ls_files_result |
  82        sort >expected &&
  83
  84        git -C r2 rev-list --quiet --objects --filter-print-omitted \
  85                --filter=blob:limit=500 HEAD >revs &&
  86        awk -f print_1.awk revs |
  87        sed "s/~//" |
  88        sort >observed &&
  89
  90        test_cmp expected observed
  91'
  92
  93test_expect_success 'verify emitted+omitted == all' '
  94        git -C r2 rev-list --objects HEAD >revs &&
  95        awk -f print_1.awk revs |
  96        sort >expected &&
  97
  98        git -C r2 rev-list --objects --filter-print-omitted \
  99                --filter=blob:limit=500 HEAD >revs &&
 100        awk -f print_1.awk revs |
 101        sed "s/~//" |
 102        sort >observed &&
 103
 104        test_cmp expected observed
 105'
 106
 107test_expect_success 'verify blob:limit=1000' '
 108        git -C r2 ls-files -s large.1000 large.10000 >ls_files_result &&
 109        awk -f print_2.awk ls_files_result |
 110        sort >expected &&
 111
 112        git -C r2 rev-list --quiet --objects --filter-print-omitted \
 113                --filter=blob:limit=1000 HEAD >revs &&
 114        awk -f print_1.awk revs |
 115        sed "s/~//" |
 116        sort >observed &&
 117
 118        test_cmp expected observed
 119'
 120
 121test_expect_success 'verify blob:limit=1001' '
 122        git -C r2 ls-files -s large.10000 >ls_files_result &&
 123        awk -f print_2.awk ls_files_result |
 124        sort >expected &&
 125
 126        git -C r2 rev-list --quiet --objects --filter-print-omitted \
 127                --filter=blob:limit=1001 HEAD >revs &&
 128        awk -f print_1.awk revs |
 129        sed "s/~//" |
 130        sort >observed &&
 131
 132        test_cmp expected observed
 133'
 134
 135test_expect_success 'verify blob:limit=1k' '
 136        git -C r2 ls-files -s large.10000 >ls_files_result &&
 137        awk -f print_2.awk ls_files_result |
 138        sort >expected &&
 139
 140        git -C r2 rev-list --quiet --objects --filter-print-omitted \
 141                --filter=blob:limit=1k HEAD >revs &&
 142        awk -f print_1.awk revs |
 143        sed "s/~//" |
 144        sort >observed &&
 145
 146        test_cmp expected observed
 147'
 148
 149test_expect_success 'verify blob:limit=1m' '
 150        git -C r2 rev-list --quiet --objects --filter-print-omitted \
 151                --filter=blob:limit=1m HEAD >revs &&
 152        awk -f print_1.awk revs |
 153        sed "s/~//" |
 154        sort >observed &&
 155
 156        test_must_be_empty observed
 157'
 158
 159# Test sparse:path=<path> filter.
 160# Use a local file containing a sparse-checkout specification to filter
 161# out blobs not required for the corresponding sparse-checkout.  We do not
 162# require sparse-checkout to actually be enabled.
 163
 164test_expect_success 'setup r3' '
 165        git init r3 &&
 166        mkdir r3/dir1 &&
 167        for n in sparse1 sparse2
 168        do
 169                echo "This is file: $n" > r3/$n
 170                git -C r3 add $n
 171                echo "This is file: dir1/$n" > r3/dir1/$n
 172                git -C r3 add dir1/$n
 173        done &&
 174        git -C r3 commit -m "sparse" &&
 175        echo dir1/ >pattern1 &&
 176        echo sparse1 >pattern2
 177'
 178
 179test_expect_success 'verify sparse:path=pattern1 omits top-level files' '
 180        git -C r3 ls-files -s sparse1 sparse2 >ls_files_result &&
 181        awk -f print_2.awk ls_files_result |
 182        sort >expected &&
 183
 184        git -C r3 rev-list --quiet --objects --filter-print-omitted \
 185                --filter=sparse:path=../pattern1 HEAD >revs &&
 186        awk -f print_1.awk revs |
 187        sed "s/~//" |
 188        sort >observed &&
 189
 190        test_cmp expected observed
 191'
 192
 193test_expect_success 'verify sparse:path=pattern2 omits both sparse2 files' '
 194        git -C r3 ls-files -s sparse2 dir1/sparse2 >ls_files_result &&
 195        awk -f print_2.awk ls_files_result |
 196        sort >expected &&
 197
 198        git -C r3 rev-list --quiet --objects --filter-print-omitted \
 199                --filter=sparse:path=../pattern2 HEAD >revs &&
 200        awk -f print_1.awk revs |
 201        sed "s/~//" |
 202        sort >observed &&
 203
 204        test_cmp expected observed
 205'
 206
 207# Test sparse:oid=<oid-ish> filter.
 208# Like sparse:path, but we get the sparse-checkout specification from
 209# a blob rather than a file on disk.
 210
 211test_expect_success 'setup r3 part 2' '
 212        echo dir1/ >r3/pattern &&
 213        git -C r3 add pattern &&
 214        git -C r3 commit -m "pattern"
 215'
 216
 217test_expect_success 'verify sparse:oid=OID omits top-level files' '
 218        git -C r3 ls-files -s pattern sparse1 sparse2 >ls_files_result &&
 219        awk -f print_2.awk ls_files_result |
 220        sort >expected &&
 221
 222        oid=$(git -C r3 ls-files -s pattern | awk -f print_2.awk) &&
 223
 224        git -C r3 rev-list --quiet --objects --filter-print-omitted \
 225                --filter=sparse:oid=$oid HEAD >revs &&
 226        awk -f print_1.awk revs |
 227        sed "s/~//" |
 228        sort >observed &&
 229
 230        test_cmp expected observed
 231'
 232
 233test_expect_success 'verify sparse:oid=oid-ish omits top-level files' '
 234        git -C r3 ls-files -s pattern sparse1 sparse2 >ls_files_result &&
 235        awk -f print_2.awk ls_files_result |
 236        sort >expected &&
 237
 238        git -C r3 rev-list --quiet --objects --filter-print-omitted \
 239                --filter=sparse:oid=master:pattern HEAD >revs &&
 240        awk -f print_1.awk revs |
 241        sed "s/~//" |
 242        sort >observed &&
 243
 244        test_cmp expected observed
 245'
 246
 247test_expect_success 'rev-list W/ --missing=print and --missing=allow-any for trees' '
 248        TREE=$(git -C r3 rev-parse HEAD:dir1) &&
 249
 250        # Create a spare repo because we will be deleting objects from this one.
 251        git clone r3 r3.b &&
 252
 253        rm r3.b/.git/objects/$(echo $TREE | sed "s|^..|&/|") &&
 254
 255        git -C r3.b rev-list --quiet --missing=print --objects HEAD \
 256                >missing_objs 2>rev_list_err &&
 257        echo "?$TREE" >expected &&
 258        test_cmp expected missing_objs &&
 259
 260        # do not complain when a missing tree cannot be parsed
 261        test_must_be_empty rev_list_err &&
 262
 263        git -C r3.b rev-list --missing=allow-any --objects HEAD \
 264                >objs 2>rev_list_err &&
 265        ! grep $TREE objs &&
 266        test_must_be_empty rev_list_err
 267'
 268
 269# Test tree:0 filter.
 270
 271test_expect_success 'verify tree:0 includes trees in "filtered" output' '
 272        git -C r3 rev-list --quiet --objects --filter-print-omitted \
 273                --filter=tree:0 HEAD >revs &&
 274
 275        awk -f print_1.awk revs |
 276        sed s/~// |
 277        xargs -n1 git -C r3 cat-file -t >unsorted_filtered_types &&
 278
 279        sort -u unsorted_filtered_types >filtered_types &&
 280        test_write_lines blob tree >expected &&
 281        test_cmp expected filtered_types
 282'
 283
 284# Make sure tree:0 does not iterate through any trees.
 285
 286test_expect_success 'verify skipping tree iteration when not collecting omits' '
 287        GIT_TRACE=1 git -C r3 rev-list \
 288                --objects --filter=tree:0 HEAD 2>filter_trace &&
 289        grep "Skipping contents of tree [.][.][.]" filter_trace >actual &&
 290        # One line for each commit traversed.
 291        test_line_count = 2 actual &&
 292
 293        # Make sure no other trees were considered besides the root.
 294        ! grep "Skipping contents of tree [^.]" filter_trace
 295'
 296
 297# Test tree:# filters.
 298
 299expect_has () {
 300        commit=$1 &&
 301        name=$2 &&
 302
 303        hash=$(git -C r3 rev-parse $commit:$name) &&
 304        grep "^$hash $name$" actual
 305}
 306
 307test_expect_success 'verify tree:1 includes root trees' '
 308        git -C r3 rev-list --objects --filter=tree:1 HEAD >actual &&
 309
 310        # We should get two root directories and two commits.
 311        expect_has HEAD "" &&
 312        expect_has HEAD~1 ""  &&
 313        test_line_count = 4 actual
 314'
 315
 316test_expect_success 'verify tree:2 includes root trees and immediate children' '
 317        git -C r3 rev-list --objects --filter=tree:2 HEAD >actual &&
 318
 319        expect_has HEAD "" &&
 320        expect_has HEAD~1 "" &&
 321        expect_has HEAD dir1 &&
 322        expect_has HEAD pattern &&
 323        expect_has HEAD sparse1 &&
 324        expect_has HEAD sparse2 &&
 325
 326        # There are also 2 commit objects
 327        test_line_count = 8 actual
 328'
 329
 330test_expect_success 'verify tree:3 includes everything expected' '
 331        git -C r3 rev-list --objects --filter=tree:3 HEAD >actual &&
 332
 333        expect_has HEAD "" &&
 334        expect_has HEAD~1 "" &&
 335        expect_has HEAD dir1 &&
 336        expect_has HEAD dir1/sparse1 &&
 337        expect_has HEAD dir1/sparse2 &&
 338        expect_has HEAD pattern &&
 339        expect_has HEAD sparse1 &&
 340        expect_has HEAD sparse2 &&
 341
 342        # There are also 2 commit objects
 343        test_line_count = 10 actual
 344'
 345
 346# Test provisional omit collection logic with a repo that has objects appearing
 347# at multiple depths - first deeper than the filter's threshold, then shallow.
 348
 349test_expect_success 'setup r4' '
 350        git init r4 &&
 351
 352        echo foo > r4/foo &&
 353        mkdir r4/subdir &&
 354        echo bar > r4/subdir/bar &&
 355
 356        mkdir r4/filt &&
 357        cp -r r4/foo r4/subdir r4/filt &&
 358
 359        git -C r4 add foo subdir filt &&
 360        git -C r4 commit -m "commit msg"
 361'
 362
 363expect_has_with_different_name () {
 364        repo=$1 &&
 365        name=$2 &&
 366
 367        hash=$(git -C $repo rev-parse HEAD:$name) &&
 368        ! grep "^$hash $name$" actual &&
 369        grep "^$hash " actual &&
 370        ! grep "~$hash" actual
 371}
 372
 373test_expect_success 'test tree:# filter provisional omit for blob and tree' '
 374        git -C r4 rev-list --objects --filter-print-omitted --filter=tree:2 \
 375                HEAD >actual &&
 376        expect_has_with_different_name r4 filt/foo &&
 377        expect_has_with_different_name r4 filt/subdir
 378'
 379
 380test_expect_success 'verify skipping tree iteration when collecting omits' '
 381        GIT_TRACE=1 git -C r4 rev-list --filter-print-omitted \
 382                --objects --filter=tree:0 HEAD 2>filter_trace &&
 383        grep "^Skipping contents of tree " filter_trace >actual &&
 384
 385        echo "Skipping contents of tree subdir/..." >expect &&
 386        test_cmp expect actual
 387'
 388
 389# Test tree:<depth> where a tree is iterated to twice - once where a subentry is
 390# too deep to be included, and again where the blob inside it is shallow enough
 391# to be included. This makes sure we don't use LOFR_MARK_SEEN incorrectly (we
 392# can't use it because a tree can be iterated over again at a lower depth).
 393
 394test_expect_success 'tree:<depth> where we iterate over tree at two levels' '
 395        git init r5 &&
 396
 397        mkdir -p r5/a/subdir/b &&
 398        echo foo > r5/a/subdir/b/foo &&
 399
 400        mkdir -p r5/subdir/b &&
 401        echo foo > r5/subdir/b/foo &&
 402
 403        git -C r5 add a subdir &&
 404        git -C r5 commit -m "commit msg" &&
 405
 406        git -C r5 rev-list --objects --filter=tree:4 HEAD >actual &&
 407        expect_has_with_different_name r5 a/subdir/b/foo
 408'
 409
 410test_expect_success 'tree:<depth> which filters out blob but given as arg' '
 411        blob_hash=$(git -C r4 rev-parse HEAD:subdir/bar) &&
 412
 413        git -C r4 rev-list --objects --filter=tree:1 HEAD $blob_hash >actual &&
 414        grep ^$blob_hash actual
 415'
 416
 417# Delete some loose objects and use rev-list, but WITHOUT any filtering.
 418# This models previously omitted objects that we did not receive.
 419
 420test_expect_success 'rev-list W/ --missing=print' '
 421        git -C r1 ls-files -s file.1 file.2 file.3 file.4 file.5 \
 422                >ls_files_result &&
 423        awk -f print_2.awk ls_files_result |
 424        sort >expected &&
 425
 426        for id in `cat expected | sed "s|..|&/|"`
 427        do
 428                rm r1/.git/objects/$id
 429        done &&
 430
 431        git -C r1 rev-list --quiet --missing=print --objects HEAD >revs &&
 432        awk -f print_1.awk revs |
 433        sed "s/?//" |
 434        sort >observed &&
 435
 436        test_cmp expected observed
 437'
 438
 439test_expect_success 'rev-list W/O --missing fails' '
 440        test_must_fail git -C r1 rev-list --quiet --objects HEAD
 441'
 442
 443test_expect_success 'rev-list W/ missing=allow-any' '
 444        git -C r1 rev-list --quiet --missing=allow-any --objects HEAD
 445'
 446
 447# Test expansion of filter specs.
 448
 449test_expect_success 'expand blob limit in protocol' '
 450        git -C r2 config --local uploadpack.allowfilter 1 &&
 451        GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 clone \
 452                --filter=blob:limit=1k "file://$(pwd)/r2" limit &&
 453        ! grep "blob:limit=1k" trace &&
 454        grep "blob:limit=1024" trace
 455'
 456
 457test_expect_success 'expand tree depth limit in protocol' '
 458        GIT_TRACE_PACKET="$(pwd)/tree_trace" git -c protocol.version=2 clone \
 459                --filter=tree:0k "file://$(pwd)/r2" tree &&
 460        ! grep "tree:0k" tree_trace &&
 461        grep "tree:0" tree_trace
 462'
 463
 464test_done