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Diffstat (limited to 'third_party/git/t/t6112-rev-list-filters-objects.sh')
| -rwxr-xr-x | third_party/git/t/t6112-rev-list-filters-objects.sh | 451 |
1 files changed, 451 insertions, 0 deletions
diff --git a/third_party/git/t/t6112-rev-list-filters-objects.sh b/third_party/git/t/t6112-rev-list-filters-objects.sh new file mode 100755 index 0000000000..acd7f5ab80 --- /dev/null +++ b/third_party/git/t/t6112-rev-list-filters-objects.sh @@ -0,0 +1,451 @@ +#!/bin/sh + +test_description='git rev-list using object filtering' + +. ./test-lib.sh + +# Test the blob:none filter. + +test_expect_success 'setup r1' ' + echo "{print \$1}" >print_1.awk && + echo "{print \$2}" >print_2.awk && + + git init r1 && + for n in 1 2 3 4 5 + do + echo "This is file: $n" > r1/file.$n + git -C r1 add file.$n + git -C r1 commit -m "$n" + done +' + +test_expect_success 'verify blob:none omits all 5 blobs' ' + git -C r1 ls-files -s file.1 file.2 file.3 file.4 file.5 \ + >ls_files_result && + awk -f print_2.awk ls_files_result | + sort >expected && + + git -C r1 rev-list --quiet --objects --filter-print-omitted \ + --filter=blob:none HEAD >revs && + awk -f print_1.awk revs | + sed "s/~//" | + sort >observed && + + test_cmp expected observed +' + +test_expect_success 'specify blob explicitly prevents filtering' ' + file_3=$(git -C r1 ls-files -s file.3 | + awk -f print_2.awk) && + + file_4=$(git -C r1 ls-files -s file.4 | + awk -f print_2.awk) && + + git -C r1 rev-list --objects --filter=blob:none HEAD $file_3 >observed && + grep "$file_3" observed && + ! grep "$file_4" observed +' + +test_expect_success 'verify emitted+omitted == all' ' + git -C r1 rev-list --objects HEAD >revs && + awk -f print_1.awk revs | + sort >expected && + + git -C r1 rev-list --objects --filter-print-omitted --filter=blob:none \ + HEAD >revs && + awk -f print_1.awk revs | + sed "s/~//" | + sort >observed && + + test_cmp expected observed +' + + +# Test blob:limit=<n>[kmg] filter. +# We boundary test around the size parameter. The filter is strictly less than +# the value, so size 500 and 1000 should have the same results, but 1001 should +# filter more. + +test_expect_success 'setup r2' ' + git init r2 && + for n in 1000 10000 + do + printf "%"$n"s" X > r2/large.$n + git -C r2 add large.$n + git -C r2 commit -m "$n" + done +' + +test_expect_success 'verify blob:limit=500 omits all blobs' ' + git -C r2 ls-files -s large.1000 large.10000 >ls_files_result && + awk -f print_2.awk ls_files_result | + sort >expected && + + git -C r2 rev-list --quiet --objects --filter-print-omitted \ + --filter=blob:limit=500 HEAD >revs && + awk -f print_1.awk revs | + sed "s/~//" | + sort >observed && + + test_cmp expected observed +' + +test_expect_success 'verify emitted+omitted == all' ' + git -C r2 rev-list --objects HEAD >revs && + awk -f print_1.awk revs | + sort >expected && + + git -C r2 rev-list --objects --filter-print-omitted \ + --filter=blob:limit=500 HEAD >revs && + awk -f print_1.awk revs | + sed "s/~//" | + sort >observed && + + test_cmp expected observed +' + +test_expect_success 'verify blob:limit=1000' ' + git -C r2 ls-files -s large.1000 large.10000 >ls_files_result && + awk -f print_2.awk ls_files_result | + sort >expected && + + git -C r2 rev-list --quiet --objects --filter-print-omitted \ + --filter=blob:limit=1000 HEAD >revs && + awk -f print_1.awk revs | + sed "s/~//" | + sort >observed && + + test_cmp expected observed +' + +test_expect_success 'verify blob:limit=1001' ' + git -C r2 ls-files -s large.10000 >ls_files_result && + awk -f print_2.awk ls_files_result | + sort >expected && + + git -C r2 rev-list --quiet --objects --filter-print-omitted \ + --filter=blob:limit=1001 HEAD >revs && + awk -f print_1.awk revs | + sed "s/~//" | + sort >observed && + + test_cmp expected observed +' + +test_expect_success 'verify blob:limit=1k' ' + git -C r2 ls-files -s large.10000 >ls_files_result && + awk -f print_2.awk ls_files_result | + sort >expected && + + git -C r2 rev-list --quiet --objects --filter-print-omitted \ + --filter=blob:limit=1k HEAD >revs && + awk -f print_1.awk revs | + sed "s/~//" | + sort >observed && + + test_cmp expected observed +' + +test_expect_success 'verify blob:limit=1m' ' + git -C r2 rev-list --quiet --objects --filter-print-omitted \ + --filter=blob:limit=1m HEAD >revs && + awk -f print_1.awk revs | + sed "s/~//" | + sort >observed && + + test_must_be_empty observed +' + +# Test sparse:path=<path> filter. +# !!!! +# NOTE: sparse:path filter support has been dropped for security reasons, +# so the tests have been changed to make sure that using it fails. +# !!!! +# Use a local file containing a sparse-checkout specification to filter +# out blobs not required for the corresponding sparse-checkout. We do not +# require sparse-checkout to actually be enabled. + +test_expect_success 'setup r3' ' + git init r3 && + mkdir r3/dir1 && + for n in sparse1 sparse2 + do + echo "This is file: $n" > r3/$n + git -C r3 add $n + echo "This is file: dir1/$n" > r3/dir1/$n + git -C r3 add dir1/$n + done && + git -C r3 commit -m "sparse" && + echo dir1/ >pattern1 && + echo sparse1 >pattern2 +' + +test_expect_success 'verify sparse:path=pattern1 fails' ' + test_must_fail git -C r3 rev-list --quiet --objects \ + --filter-print-omitted --filter=sparse:path=../pattern1 HEAD +' + +test_expect_success 'verify sparse:path=pattern2 fails' ' + test_must_fail git -C r3 rev-list --quiet --objects \ + --filter-print-omitted --filter=sparse:path=../pattern2 HEAD +' + +# Test sparse:oid=<oid-ish> filter. +# Use a blob containing a sparse-checkout specification to filter +# out blobs not required for the corresponding sparse-checkout. We do not +# require sparse-checkout to actually be enabled. + +test_expect_success 'setup r3 part 2' ' + echo dir1/ >r3/pattern && + git -C r3 add pattern && + git -C r3 commit -m "pattern" +' + +test_expect_success 'verify sparse:oid=OID omits top-level files' ' + git -C r3 ls-files -s pattern sparse1 sparse2 >ls_files_result && + awk -f print_2.awk ls_files_result | + sort >expected && + + oid=$(git -C r3 ls-files -s pattern | awk -f print_2.awk) && + + git -C r3 rev-list --quiet --objects --filter-print-omitted \ + --filter=sparse:oid=$oid HEAD >revs && + awk -f print_1.awk revs | + sed "s/~//" | + sort >observed && + + test_cmp expected observed +' + +test_expect_success 'verify sparse:oid=oid-ish omits top-level files' ' + git -C r3 ls-files -s pattern sparse1 sparse2 >ls_files_result && + awk -f print_2.awk ls_files_result | + sort >expected && + + git -C r3 rev-list --quiet --objects --filter-print-omitted \ + --filter=sparse:oid=master:pattern HEAD >revs && + awk -f print_1.awk revs | + sed "s/~//" | + sort >observed && + + test_cmp expected observed +' + +test_expect_success 'rev-list W/ --missing=print and --missing=allow-any for trees' ' + TREE=$(git -C r3 rev-parse HEAD:dir1) && + + # Create a spare repo because we will be deleting objects from this one. + git clone r3 r3.b && + + rm r3.b/.git/objects/$(echo $TREE | sed "s|^..|&/|") && + + git -C r3.b rev-list --quiet --missing=print --objects HEAD \ + >missing_objs 2>rev_list_err && + echo "?$TREE" >expected && + test_cmp expected missing_objs && + + # do not complain when a missing tree cannot be parsed + test_must_be_empty rev_list_err && + + git -C r3.b rev-list --missing=allow-any --objects HEAD \ + >objs 2>rev_list_err && + ! grep $TREE objs && + test_must_be_empty rev_list_err +' + +# Test tree:0 filter. + +test_expect_success 'verify tree:0 includes trees in "filtered" output' ' + git -C r3 rev-list --quiet --objects --filter-print-omitted \ + --filter=tree:0 HEAD >revs && + + awk -f print_1.awk revs | + sed s/~// | + xargs -n1 git -C r3 cat-file -t >unsorted_filtered_types && + + sort -u unsorted_filtered_types >filtered_types && + test_write_lines blob tree >expected && + test_cmp expected filtered_types +' + +# Make sure tree:0 does not iterate through any trees. + +test_expect_success 'verify skipping tree iteration when not collecting omits' ' + GIT_TRACE=1 git -C r3 rev-list \ + --objects --filter=tree:0 HEAD 2>filter_trace && + grep "Skipping contents of tree [.][.][.]" filter_trace >actual && + # One line for each commit traversed. + test_line_count = 2 actual && + + # Make sure no other trees were considered besides the root. + ! grep "Skipping contents of tree [^.]" filter_trace +' + +# Test tree:# filters. + +expect_has () { + commit=$1 && + name=$2 && + + hash=$(git -C r3 rev-parse $commit:$name) && + grep "^$hash $name$" actual +} + +test_expect_success 'verify tree:1 includes root trees' ' + git -C r3 rev-list --objects --filter=tree:1 HEAD >actual && + + # We should get two root directories and two commits. + expect_has HEAD "" && + expect_has HEAD~1 "" && + test_line_count = 4 actual +' + +test_expect_success 'verify tree:2 includes root trees and immediate children' ' + git -C r3 rev-list --objects --filter=tree:2 HEAD >actual && + + expect_has HEAD "" && + expect_has HEAD~1 "" && + expect_has HEAD dir1 && + expect_has HEAD pattern && + expect_has HEAD sparse1 && + expect_has HEAD sparse2 && + + # There are also 2 commit objects + test_line_count = 8 actual +' + +test_expect_success 'verify tree:3 includes everything expected' ' + git -C r3 rev-list --objects --filter=tree:3 HEAD >actual && + + expect_has HEAD "" && + expect_has HEAD~1 "" && + expect_has HEAD dir1 && + expect_has HEAD dir1/sparse1 && + expect_has HEAD dir1/sparse2 && + expect_has HEAD pattern && + expect_has HEAD sparse1 && + expect_has HEAD sparse2 && + + # There are also 2 commit objects + test_line_count = 10 actual +' + +# Test provisional omit collection logic with a repo that has objects appearing +# at multiple depths - first deeper than the filter's threshold, then shallow. + +test_expect_success 'setup r4' ' + git init r4 && + + echo foo > r4/foo && + mkdir r4/subdir && + echo bar > r4/subdir/bar && + + mkdir r4/filt && + cp -r r4/foo r4/subdir r4/filt && + + git -C r4 add foo subdir filt && + git -C r4 commit -m "commit msg" +' + +expect_has_with_different_name () { + repo=$1 && + name=$2 && + + hash=$(git -C $repo rev-parse HEAD:$name) && + ! grep "^$hash $name$" actual && + grep "^$hash " actual && + ! grep "~$hash" actual +} + +test_expect_success 'test tree:# filter provisional omit for blob and tree' ' + git -C r4 rev-list --objects --filter-print-omitted --filter=tree:2 \ + HEAD >actual && + expect_has_with_different_name r4 filt/foo && + expect_has_with_different_name r4 filt/subdir +' + +test_expect_success 'verify skipping tree iteration when collecting omits' ' + GIT_TRACE=1 git -C r4 rev-list --filter-print-omitted \ + --objects --filter=tree:0 HEAD 2>filter_trace && + grep "^Skipping contents of tree " filter_trace >actual && + + echo "Skipping contents of tree subdir/..." >expect && + test_cmp expect actual +' + +# Test tree:<depth> where a tree is iterated to twice - once where a subentry is +# too deep to be included, and again where the blob inside it is shallow enough +# to be included. This makes sure we don't use LOFR_MARK_SEEN incorrectly (we +# can't use it because a tree can be iterated over again at a lower depth). + +test_expect_success 'tree:<depth> where we iterate over tree at two levels' ' + git init r5 && + + mkdir -p r5/a/subdir/b && + echo foo > r5/a/subdir/b/foo && + + mkdir -p r5/subdir/b && + echo foo > r5/subdir/b/foo && + + git -C r5 add a subdir && + git -C r5 commit -m "commit msg" && + + git -C r5 rev-list --objects --filter=tree:4 HEAD >actual && + expect_has_with_different_name r5 a/subdir/b/foo +' + +test_expect_success 'tree:<depth> which filters out blob but given as arg' ' + blob_hash=$(git -C r4 rev-parse HEAD:subdir/bar) && + + git -C r4 rev-list --objects --filter=tree:1 HEAD $blob_hash >actual && + grep ^$blob_hash actual +' + +# Delete some loose objects and use rev-list, but WITHOUT any filtering. +# This models previously omitted objects that we did not receive. + +test_expect_success 'rev-list W/ --missing=print' ' + git -C r1 ls-files -s file.1 file.2 file.3 file.4 file.5 \ + >ls_files_result && + awk -f print_2.awk ls_files_result | + sort >expected && + + for id in `cat expected | sed "s|..|&/|"` + do + rm r1/.git/objects/$id + done && + + git -C r1 rev-list --quiet --missing=print --objects HEAD >revs && + awk -f print_1.awk revs | + sed "s/?//" | + sort >observed && + + test_cmp expected observed +' + +test_expect_success 'rev-list W/O --missing fails' ' + test_must_fail git -C r1 rev-list --quiet --objects HEAD +' + +test_expect_success 'rev-list W/ missing=allow-any' ' + git -C r1 rev-list --quiet --missing=allow-any --objects HEAD +' + +# Test expansion of filter specs. + +test_expect_success 'expand blob limit in protocol' ' + git -C r2 config --local uploadpack.allowfilter 1 && + GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 clone \ + --filter=blob:limit=1k "file://$(pwd)/r2" limit && + ! grep "blob:limit=1k" trace && + grep "blob:limit=1024" trace +' + +test_expect_success 'expand tree depth limit in protocol' ' + GIT_TRACE_PACKET="$(pwd)/tree_trace" git -c protocol.version=2 clone \ + --filter=tree:0k "file://$(pwd)/r2" tree && + ! grep "tree:0k" tree_trace && + grep "tree:0" tree_trace +' + +test_done |