Andrew's git / gitweb.git / t/t6112-rev-list-filters-objects.sh
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t / t6112-rev-list-filters-objects.shon commit Merge branch 'po/git-help-on-git-itself' (d4fdeed)
   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# !!!!
 161# NOTE: sparse:path filter support has been dropped for security reasons,
 162# so the tests have been changed to make sure that using it fails.
 163# !!!!
 164# Use a local file containing a sparse-checkout specification to filter
 165# out blobs not required for the corresponding sparse-checkout.  We do not
 166# require sparse-checkout to actually be enabled.
 167
 168test_expect_success 'setup r3' '
 169        git init r3 &&
 170        mkdir r3/dir1 &&
 171        for n in sparse1 sparse2
 172        do
 173                echo "This is file: $n" > r3/$n
 174                git -C r3 add $n
 175                echo "This is file: dir1/$n" > r3/dir1/$n
 176                git -C r3 add dir1/$n
 177        done &&
 178        git -C r3 commit -m "sparse" &&
 179        echo dir1/ >pattern1 &&
 180        echo sparse1 >pattern2
 181'
 182
 183test_expect_success 'verify sparse:path=pattern1 fails' '
 184        test_must_fail git -C r3 rev-list --quiet --objects \
 185                --filter-print-omitted --filter=sparse:path=../pattern1 HEAD
 186'
 187
 188test_expect_success 'verify sparse:path=pattern2 fails' '
 189        test_must_fail git -C r3 rev-list --quiet --objects \
 190                --filter-print-omitted --filter=sparse:path=../pattern2 HEAD
 191'
 192
 193# Test sparse:oid=<oid-ish> filter.
 194# Use a blob containing a sparse-checkout specification to filter
 195# out blobs not required for the corresponding sparse-checkout.  We do not
 196# require sparse-checkout to actually be enabled.
 197
 198test_expect_success 'setup r3 part 2' '
 199        echo dir1/ >r3/pattern &&
 200        git -C r3 add pattern &&
 201        git -C r3 commit -m "pattern"
 202'
 203
 204test_expect_success 'verify sparse:oid=OID omits top-level files' '
 205        git -C r3 ls-files -s pattern sparse1 sparse2 >ls_files_result &&
 206        awk -f print_2.awk ls_files_result |
 207        sort >expected &&
 208
 209        oid=$(git -C r3 ls-files -s pattern | awk -f print_2.awk) &&
 210
 211        git -C r3 rev-list --quiet --objects --filter-print-omitted \
 212                --filter=sparse:oid=$oid HEAD >revs &&
 213        awk -f print_1.awk revs |
 214        sed "s/~//" |
 215        sort >observed &&
 216
 217        test_cmp expected observed
 218'
 219
 220test_expect_success 'verify sparse:oid=oid-ish omits top-level files' '
 221        git -C r3 ls-files -s pattern sparse1 sparse2 >ls_files_result &&
 222        awk -f print_2.awk ls_files_result |
 223        sort >expected &&
 224
 225        git -C r3 rev-list --quiet --objects --filter-print-omitted \
 226                --filter=sparse:oid=master:pattern HEAD >revs &&
 227        awk -f print_1.awk revs |
 228        sed "s/~//" |
 229        sort >observed &&
 230
 231        test_cmp expected observed
 232'
 233
 234test_expect_success 'rev-list W/ --missing=print and --missing=allow-any for trees' '
 235        TREE=$(git -C r3 rev-parse HEAD:dir1) &&
 236
 237        # Create a spare repo because we will be deleting objects from this one.
 238        git clone r3 r3.b &&
 239
 240        rm r3.b/.git/objects/$(echo $TREE | sed "s|^..|&/|") &&
 241
 242        git -C r3.b rev-list --quiet --missing=print --objects HEAD \
 243                >missing_objs 2>rev_list_err &&
 244        echo "?$TREE" >expected &&
 245        test_cmp expected missing_objs &&
 246
 247        # do not complain when a missing tree cannot be parsed
 248        test_must_be_empty rev_list_err &&
 249
 250        git -C r3.b rev-list --missing=allow-any --objects HEAD \
 251                >objs 2>rev_list_err &&
 252        ! grep $TREE objs &&
 253        test_must_be_empty rev_list_err
 254'
 255
 256# Test tree:0 filter.
 257
 258test_expect_success 'verify tree:0 includes trees in "filtered" output' '
 259        git -C r3 rev-list --quiet --objects --filter-print-omitted \
 260                --filter=tree:0 HEAD >revs &&
 261
 262        awk -f print_1.awk revs |
 263        sed s/~// |
 264        xargs -n1 git -C r3 cat-file -t >unsorted_filtered_types &&
 265
 266        sort -u unsorted_filtered_types >filtered_types &&
 267        test_write_lines blob tree >expected &&
 268        test_cmp expected filtered_types
 269'
 270
 271# Make sure tree:0 does not iterate through any trees.
 272
 273test_expect_success 'verify skipping tree iteration when not collecting omits' '
 274        GIT_TRACE=1 git -C r3 rev-list \
 275                --objects --filter=tree:0 HEAD 2>filter_trace &&
 276        grep "Skipping contents of tree [.][.][.]" filter_trace >actual &&
 277        # One line for each commit traversed.
 278        test_line_count = 2 actual &&
 279
 280        # Make sure no other trees were considered besides the root.
 281        ! grep "Skipping contents of tree [^.]" filter_trace
 282'
 283
 284# Test tree:# filters.
 285
 286expect_has () {
 287        commit=$1 &&
 288        name=$2 &&
 289
 290        hash=$(git -C r3 rev-parse $commit:$name) &&
 291        grep "^$hash $name$" actual
 292}
 293
 294test_expect_success 'verify tree:1 includes root trees' '
 295        git -C r3 rev-list --objects --filter=tree:1 HEAD >actual &&
 296
 297        # We should get two root directories and two commits.
 298        expect_has HEAD "" &&
 299        expect_has HEAD~1 ""  &&
 300        test_line_count = 4 actual
 301'
 302
 303test_expect_success 'verify tree:2 includes root trees and immediate children' '
 304        git -C r3 rev-list --objects --filter=tree:2 HEAD >actual &&
 305
 306        expect_has HEAD "" &&
 307        expect_has HEAD~1 "" &&
 308        expect_has HEAD dir1 &&
 309        expect_has HEAD pattern &&
 310        expect_has HEAD sparse1 &&
 311        expect_has HEAD sparse2 &&
 312
 313        # There are also 2 commit objects
 314        test_line_count = 8 actual
 315'
 316
 317test_expect_success 'verify tree:3 includes everything expected' '
 318        git -C r3 rev-list --objects --filter=tree:3 HEAD >actual &&
 319
 320        expect_has HEAD "" &&
 321        expect_has HEAD~1 "" &&
 322        expect_has HEAD dir1 &&
 323        expect_has HEAD dir1/sparse1 &&
 324        expect_has HEAD dir1/sparse2 &&
 325        expect_has HEAD pattern &&
 326        expect_has HEAD sparse1 &&
 327        expect_has HEAD sparse2 &&
 328
 329        # There are also 2 commit objects
 330        test_line_count = 10 actual
 331'
 332
 333# Test provisional omit collection logic with a repo that has objects appearing
 334# at multiple depths - first deeper than the filter's threshold, then shallow.
 335
 336test_expect_success 'setup r4' '
 337        git init r4 &&
 338
 339        echo foo > r4/foo &&
 340        mkdir r4/subdir &&
 341        echo bar > r4/subdir/bar &&
 342
 343        mkdir r4/filt &&
 344        cp -r r4/foo r4/subdir r4/filt &&
 345
 346        git -C r4 add foo subdir filt &&
 347        git -C r4 commit -m "commit msg"
 348'
 349
 350expect_has_with_different_name () {
 351        repo=$1 &&
 352        name=$2 &&
 353
 354        hash=$(git -C $repo rev-parse HEAD:$name) &&
 355        ! grep "^$hash $name$" actual &&
 356        grep "^$hash " actual &&
 357        ! grep "~$hash" actual
 358}
 359
 360test_expect_success 'test tree:# filter provisional omit for blob and tree' '
 361        git -C r4 rev-list --objects --filter-print-omitted --filter=tree:2 \
 362                HEAD >actual &&
 363        expect_has_with_different_name r4 filt/foo &&
 364        expect_has_with_different_name r4 filt/subdir
 365'
 366
 367test_expect_success 'verify skipping tree iteration when collecting omits' '
 368        GIT_TRACE=1 git -C r4 rev-list --filter-print-omitted \
 369                --objects --filter=tree:0 HEAD 2>filter_trace &&
 370        grep "^Skipping contents of tree " filter_trace >actual &&
 371
 372        echo "Skipping contents of tree subdir/..." >expect &&
 373        test_cmp expect actual
 374'
 375
 376# Test tree:<depth> where a tree is iterated to twice - once where a subentry is
 377# too deep to be included, and again where the blob inside it is shallow enough
 378# to be included. This makes sure we don't use LOFR_MARK_SEEN incorrectly (we
 379# can't use it because a tree can be iterated over again at a lower depth).
 380
 381test_expect_success 'tree:<depth> where we iterate over tree at two levels' '
 382        git init r5 &&
 383
 384        mkdir -p r5/a/subdir/b &&
 385        echo foo > r5/a/subdir/b/foo &&
 386
 387        mkdir -p r5/subdir/b &&
 388        echo foo > r5/subdir/b/foo &&
 389
 390        git -C r5 add a subdir &&
 391        git -C r5 commit -m "commit msg" &&
 392
 393        git -C r5 rev-list --objects --filter=tree:4 HEAD >actual &&
 394        expect_has_with_different_name r5 a/subdir/b/foo
 395'
 396
 397test_expect_success 'tree:<depth> which filters out blob but given as arg' '
 398        blob_hash=$(git -C r4 rev-parse HEAD:subdir/bar) &&
 399
 400        git -C r4 rev-list --objects --filter=tree:1 HEAD $blob_hash >actual &&
 401        grep ^$blob_hash actual
 402'
 403
 404# Delete some loose objects and use rev-list, but WITHOUT any filtering.
 405# This models previously omitted objects that we did not receive.
 406
 407test_expect_success 'rev-list W/ --missing=print' '
 408        git -C r1 ls-files -s file.1 file.2 file.3 file.4 file.5 \
 409                >ls_files_result &&
 410        awk -f print_2.awk ls_files_result |
 411        sort >expected &&
 412
 413        for id in `cat expected | sed "s|..|&/|"`
 414        do
 415                rm r1/.git/objects/$id
 416        done &&
 417
 418        git -C r1 rev-list --quiet --missing=print --objects HEAD >revs &&
 419        awk -f print_1.awk revs |
 420        sed "s/?//" |
 421        sort >observed &&
 422
 423        test_cmp expected observed
 424'
 425
 426test_expect_success 'rev-list W/O --missing fails' '
 427        test_must_fail git -C r1 rev-list --quiet --objects HEAD
 428'
 429
 430test_expect_success 'rev-list W/ missing=allow-any' '
 431        git -C r1 rev-list --quiet --missing=allow-any --objects HEAD
 432'
 433
 434# Test expansion of filter specs.
 435
 436test_expect_success 'expand blob limit in protocol' '
 437        git -C r2 config --local uploadpack.allowfilter 1 &&
 438        GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 clone \
 439                --filter=blob:limit=1k "file://$(pwd)/r2" limit &&
 440        ! grep "blob:limit=1k" trace &&
 441        grep "blob:limit=1024" trace
 442'
 443
 444test_expect_success 'expand tree depth limit in protocol' '
 445        GIT_TRACE_PACKET="$(pwd)/tree_trace" git -c protocol.version=2 clone \
 446                --filter=tree:0k "file://$(pwd)/r2" tree &&
 447        ! grep "tree:0k" tree_trace &&
 448        grep "tree:0" tree_trace
 449'
 450
 451test_done