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-rwxr-xr-xthird_party/git/t/t5310-pack-bitmaps.sh451
1 files changed, 0 insertions, 451 deletions
diff --git a/third_party/git/t/t5310-pack-bitmaps.sh b/third_party/git/t/t5310-pack-bitmaps.sh
deleted file mode 100755
index 8318781d2bbf..000000000000
--- a/third_party/git/t/t5310-pack-bitmaps.sh
+++ /dev/null
@@ -1,451 +0,0 @@
-#!/bin/sh
-
-test_description='exercise basic bitmap functionality'
-. ./test-lib.sh
-
-objpath () {
-	echo ".git/objects/$(echo "$1" | sed -e 's|\(..\)|\1/|')"
-}
-
-# show objects present in pack ($1 should be associated *.idx)
-list_packed_objects () {
-	git show-index <"$1" >object-list &&
-	cut -d' ' -f2 object-list
-}
-
-# has_any pattern-file content-file
-# tests whether content-file has any entry from pattern-file with entries being
-# whole lines.
-has_any () {
-	grep -Ff "$1" "$2"
-}
-
-test_expect_success 'setup repo with moderate-sized history' '
-	test_commit_bulk --id=file 100 &&
-	git checkout -b other HEAD~5 &&
-	test_commit_bulk --id=side 10 &&
-	git checkout master &&
-	bitmaptip=$(git rev-parse master) &&
-	blob=$(echo tagged-blob | git hash-object -w --stdin) &&
-	git tag tagged-blob $blob &&
-	git config repack.writebitmaps true
-'
-
-test_expect_success 'full repack creates bitmaps' '
-	git repack -ad &&
-	ls .git/objects/pack/ | grep bitmap >output &&
-	test_line_count = 1 output
-'
-
-test_expect_success 'rev-list --test-bitmap verifies bitmaps' '
-	git rev-list --test-bitmap HEAD
-'
-
-rev_list_tests() {
-	state=$1
-
-	test_expect_success "counting commits via bitmap ($state)" '
-		git rev-list --count HEAD >expect &&
-		git rev-list --use-bitmap-index --count HEAD >actual &&
-		test_cmp expect actual
-	'
-
-	test_expect_success "counting partial commits via bitmap ($state)" '
-		git rev-list --count HEAD~5..HEAD >expect &&
-		git rev-list --use-bitmap-index --count HEAD~5..HEAD >actual &&
-		test_cmp expect actual
-	'
-
-	test_expect_success "counting commits with limit ($state)" '
-		git rev-list --count -n 1 HEAD >expect &&
-		git rev-list --use-bitmap-index --count -n 1 HEAD >actual &&
-		test_cmp expect actual
-	'
-
-	test_expect_success "counting non-linear history ($state)" '
-		git rev-list --count other...master >expect &&
-		git rev-list --use-bitmap-index --count other...master >actual &&
-		test_cmp expect actual
-	'
-
-	test_expect_success "counting commits with limiting ($state)" '
-		git rev-list --count HEAD -- 1.t >expect &&
-		git rev-list --use-bitmap-index --count HEAD -- 1.t >actual &&
-		test_cmp expect actual
-	'
-
-	test_expect_success "counting objects via bitmap ($state)" '
-		git rev-list --count --objects HEAD >expect &&
-		git rev-list --use-bitmap-index --count --objects HEAD >actual &&
-		test_cmp expect actual
-	'
-
-	test_expect_success "enumerate commits ($state)" '
-		git rev-list --use-bitmap-index HEAD >actual &&
-		git rev-list HEAD >expect &&
-		test_bitmap_traversal --no-confirm-bitmaps expect actual
-	'
-
-	test_expect_success "enumerate --objects ($state)" '
-		git rev-list --objects --use-bitmap-index HEAD >actual &&
-		git rev-list --objects HEAD >expect &&
-		test_bitmap_traversal expect actual
-	'
-
-	test_expect_success "bitmap --objects handles non-commit objects ($state)" '
-		git rev-list --objects --use-bitmap-index HEAD tagged-blob >actual &&
-		grep $blob actual
-	'
-}
-
-rev_list_tests 'full bitmap'
-
-test_expect_success 'clone from bitmapped repository' '
-	git clone --no-local --bare . clone.git &&
-	git rev-parse HEAD >expect &&
-	git --git-dir=clone.git rev-parse HEAD >actual &&
-	test_cmp expect actual
-'
-
-test_expect_success 'partial clone from bitmapped repository' '
-	test_config uploadpack.allowfilter true &&
-	git clone --no-local --bare --filter=blob:none . partial-clone.git &&
-	(
-		cd partial-clone.git &&
-		pack=$(echo objects/pack/*.pack) &&
-		git verify-pack -v "$pack" >have &&
-		awk "/blob/ { print \$1 }" <have >blobs &&
-		# we expect this single blob because of the direct ref
-		git rev-parse refs/tags/tagged-blob >expect &&
-		test_cmp expect blobs
-	)
-'
-
-test_expect_success 'setup further non-bitmapped commits' '
-	test_commit_bulk --id=further 10
-'
-
-rev_list_tests 'partial bitmap'
-
-test_expect_success 'fetch (partial bitmap)' '
-	git --git-dir=clone.git fetch origin master:master &&
-	git rev-parse HEAD >expect &&
-	git --git-dir=clone.git rev-parse HEAD >actual &&
-	test_cmp expect actual
-'
-
-test_expect_success 'incremental repack fails when bitmaps are requested' '
-	test_commit more-1 &&
-	test_must_fail git repack -d 2>err &&
-	test_i18ngrep "Incremental repacks are incompatible with bitmap" err
-'
-
-test_expect_success 'incremental repack can disable bitmaps' '
-	test_commit more-2 &&
-	git repack -d --no-write-bitmap-index
-'
-
-test_expect_success 'pack-objects respects --local (non-local loose)' '
-	git init --bare alt.git &&
-	echo $(pwd)/alt.git/objects >.git/objects/info/alternates &&
-	echo content1 >file1 &&
-	# non-local loose object which is not present in bitmapped pack
-	altblob=$(GIT_DIR=alt.git git hash-object -w file1) &&
-	# non-local loose object which is also present in bitmapped pack
-	git cat-file blob $blob | GIT_DIR=alt.git git hash-object -w --stdin &&
-	git add file1 &&
-	test_tick &&
-	git commit -m commit_file1 &&
-	echo HEAD | git pack-objects --local --stdout --revs >1.pack &&
-	git index-pack 1.pack &&
-	list_packed_objects 1.idx >1.objects &&
-	printf "%s\n" "$altblob" "$blob" >nonlocal-loose &&
-	! has_any nonlocal-loose 1.objects
-'
-
-test_expect_success 'pack-objects respects --honor-pack-keep (local non-bitmapped pack)' '
-	echo content2 >file2 &&
-	blob2=$(git hash-object -w file2) &&
-	git add file2 &&
-	test_tick &&
-	git commit -m commit_file2 &&
-	printf "%s\n" "$blob2" "$bitmaptip" >keepobjects &&
-	pack2=$(git pack-objects pack2 <keepobjects) &&
-	mv pack2-$pack2.* .git/objects/pack/ &&
-	>.git/objects/pack/pack2-$pack2.keep &&
-	rm $(objpath $blob2) &&
-	echo HEAD | git pack-objects --honor-pack-keep --stdout --revs >2a.pack &&
-	git index-pack 2a.pack &&
-	list_packed_objects 2a.idx >2a.objects &&
-	! has_any keepobjects 2a.objects
-'
-
-test_expect_success 'pack-objects respects --local (non-local pack)' '
-	mv .git/objects/pack/pack2-$pack2.* alt.git/objects/pack/ &&
-	echo HEAD | git pack-objects --local --stdout --revs >2b.pack &&
-	git index-pack 2b.pack &&
-	list_packed_objects 2b.idx >2b.objects &&
-	! has_any keepobjects 2b.objects
-'
-
-test_expect_success 'pack-objects respects --honor-pack-keep (local bitmapped pack)' '
-	ls .git/objects/pack/ | grep bitmap >output &&
-	test_line_count = 1 output &&
-	packbitmap=$(basename $(cat output) .bitmap) &&
-	list_packed_objects .git/objects/pack/$packbitmap.idx >packbitmap.objects &&
-	test_when_finished "rm -f .git/objects/pack/$packbitmap.keep" &&
-	>.git/objects/pack/$packbitmap.keep &&
-	echo HEAD | git pack-objects --honor-pack-keep --stdout --revs >3a.pack &&
-	git index-pack 3a.pack &&
-	list_packed_objects 3a.idx >3a.objects &&
-	! has_any packbitmap.objects 3a.objects
-'
-
-test_expect_success 'pack-objects respects --local (non-local bitmapped pack)' '
-	mv .git/objects/pack/$packbitmap.* alt.git/objects/pack/ &&
-	rm -f .git/objects/pack/multi-pack-index &&
-	test_when_finished "mv alt.git/objects/pack/$packbitmap.* .git/objects/pack/" &&
-	echo HEAD | git pack-objects --local --stdout --revs >3b.pack &&
-	git index-pack 3b.pack &&
-	list_packed_objects 3b.idx >3b.objects &&
-	! has_any packbitmap.objects 3b.objects
-'
-
-test_expect_success 'pack-objects to file can use bitmap' '
-	# make sure we still have 1 bitmap index from previous tests
-	ls .git/objects/pack/ | grep bitmap >output &&
-	test_line_count = 1 output &&
-	# verify equivalent packs are generated with/without using bitmap index
-	packasha1=$(git pack-objects --no-use-bitmap-index --all packa </dev/null) &&
-	packbsha1=$(git pack-objects --use-bitmap-index --all packb </dev/null) &&
-	list_packed_objects packa-$packasha1.idx >packa.objects &&
-	list_packed_objects packb-$packbsha1.idx >packb.objects &&
-	test_cmp packa.objects packb.objects
-'
-
-test_expect_success 'full repack, reusing previous bitmaps' '
-	git repack -ad &&
-	ls .git/objects/pack/ | grep bitmap >output &&
-	test_line_count = 1 output
-'
-
-test_expect_success 'fetch (full bitmap)' '
-	git --git-dir=clone.git fetch origin master:master &&
-	git rev-parse HEAD >expect &&
-	git --git-dir=clone.git rev-parse HEAD >actual &&
-	test_cmp expect actual
-'
-
-test_expect_success 'create objects for missing-HAVE tests' '
-	blob=$(echo "missing have" | git hash-object -w --stdin) &&
-	tree=$(printf "100644 blob $blob\tfile\n" | git mktree) &&
-	parent=$(echo parent | git commit-tree $tree) &&
-	commit=$(echo commit | git commit-tree $tree -p $parent) &&
-	cat >revs <<-EOF
-	HEAD
-	^HEAD^
-	^$commit
-	EOF
-'
-
-test_expect_success 'pack-objects respects --incremental' '
-	cat >revs2 <<-EOF &&
-	HEAD
-	$commit
-	EOF
-	git pack-objects --incremental --stdout --revs <revs2 >4.pack &&
-	git index-pack 4.pack &&
-	list_packed_objects 4.idx >4.objects &&
-	test_line_count = 4 4.objects &&
-	git rev-list --objects $commit >revlist &&
-	cut -d" " -f1 revlist |sort >objects &&
-	test_cmp 4.objects objects
-'
-
-test_expect_success 'pack with missing blob' '
-	rm $(objpath $blob) &&
-	git pack-objects --stdout --revs <revs >/dev/null
-'
-
-test_expect_success 'pack with missing tree' '
-	rm $(objpath $tree) &&
-	git pack-objects --stdout --revs <revs >/dev/null
-'
-
-test_expect_success 'pack with missing parent' '
-	rm $(objpath $parent) &&
-	git pack-objects --stdout --revs <revs >/dev/null
-'
-
-test_expect_success JGIT 'we can read jgit bitmaps' '
-	git clone --bare . compat-jgit.git &&
-	(
-		cd compat-jgit.git &&
-		rm -f objects/pack/*.bitmap &&
-		jgit gc &&
-		git rev-list --test-bitmap HEAD
-	)
-'
-
-test_expect_success JGIT 'jgit can read our bitmaps' '
-	git clone --bare . compat-us.git &&
-	(
-		cd compat-us.git &&
-		git repack -adb &&
-		# jgit gc will barf if it does not like our bitmaps
-		jgit gc
-	)
-'
-
-test_expect_success 'splitting packs does not generate bogus bitmaps' '
-	test-tool genrandom foo $((1024 * 1024)) >rand &&
-	git add rand &&
-	git commit -m "commit with big file" &&
-	git -c pack.packSizeLimit=500k repack -adb &&
-	git init --bare no-bitmaps.git &&
-	git -C no-bitmaps.git fetch .. HEAD
-'
-
-test_expect_success 'set up reusable pack' '
-	rm -f .git/objects/pack/*.keep &&
-	git repack -adb &&
-	reusable_pack () {
-		git for-each-ref --format="%(objectname)" |
-		git pack-objects --delta-base-offset --revs --stdout "$@"
-	}
-'
-
-test_expect_success 'pack reuse respects --honor-pack-keep' '
-	test_when_finished "rm -f .git/objects/pack/*.keep" &&
-	for i in .git/objects/pack/*.pack
-	do
-		>${i%.pack}.keep
-	done &&
-	reusable_pack --honor-pack-keep >empty.pack &&
-	git index-pack empty.pack &&
-	git show-index <empty.idx >actual &&
-	test_must_be_empty actual
-'
-
-test_expect_success 'pack reuse respects --local' '
-	mv .git/objects/pack/* alt.git/objects/pack/ &&
-	test_when_finished "mv alt.git/objects/pack/* .git/objects/pack/" &&
-	reusable_pack --local >empty.pack &&
-	git index-pack empty.pack &&
-	git show-index <empty.idx >actual &&
-	test_must_be_empty actual
-'
-
-test_expect_success 'pack reuse respects --incremental' '
-	reusable_pack --incremental >empty.pack &&
-	git index-pack empty.pack &&
-	git show-index <empty.idx >actual &&
-	test_must_be_empty actual
-'
-
-test_expect_success 'truncated bitmap fails gracefully' '
-	git repack -ad &&
-	git rev-list --use-bitmap-index --count --all >expect &&
-	bitmap=$(ls .git/objects/pack/*.bitmap) &&
-	test_when_finished "rm -f $bitmap" &&
-	test_copy_bytes 512 <$bitmap >$bitmap.tmp &&
-	mv -f $bitmap.tmp $bitmap &&
-	git rev-list --use-bitmap-index --count --all >actual 2>stderr &&
-	test_cmp expect actual &&
-	test_i18ngrep corrupt stderr
-'
-
-# have_delta <obj> <expected_base>
-#
-# Note that because this relies on cat-file, it might find _any_ copy of an
-# object in the repository. The caller is responsible for making sure
-# there's only one (e.g., via "repack -ad", or having just fetched a copy).
-have_delta () {
-	echo $2 >expect &&
-	echo $1 | git cat-file --batch-check="%(deltabase)" >actual &&
-	test_cmp expect actual
-}
-
-# Create a state of history with these properties:
-#
-#  - refs that allow a client to fetch some new history, while sharing some old
-#    history with the server; we use branches delta-reuse-old and
-#    delta-reuse-new here
-#
-#  - the new history contains an object that is stored on the server as a delta
-#    against a base that is in the old history
-#
-#  - the base object is not immediately reachable from the tip of the old
-#    history; finding it would involve digging down through history we know the
-#    other side has
-#
-# This should result in a state where fetching from old->new would not
-# traditionally reuse the on-disk delta (because we'd have to dig to realize
-# that the client has it), but we will do so if bitmaps can tell us cheaply
-# that the other side has it.
-test_expect_success 'set up thin delta-reuse parent' '
-	# This first commit contains the buried base object.
-	test-tool genrandom delta 16384 >file &&
-	git add file &&
-	git commit -m "delta base" &&
-	base=$(git rev-parse --verify HEAD:file) &&
-
-	# These intermediate commits bury the base back in history.
-	# This becomes the "old" state.
-	for i in 1 2 3 4 5
-	do
-		echo $i >file &&
-		git commit -am "intermediate $i" || return 1
-	done &&
-	git branch delta-reuse-old &&
-
-	# And now our new history has a delta against the buried base. Note
-	# that this must be smaller than the original file, since pack-objects
-	# prefers to create deltas from smaller objects to larger.
-	test-tool genrandom delta 16300 >file &&
-	git commit -am "delta result" &&
-	delta=$(git rev-parse --verify HEAD:file) &&
-	git branch delta-reuse-new &&
-
-	# Repack with bitmaps and double check that we have the expected delta
-	# relationship.
-	git repack -adb &&
-	have_delta $delta $base
-'
-
-# Now we can sanity-check the non-bitmap behavior (that the server is not able
-# to reuse the delta). This isn't strictly something we care about, so this
-# test could be scrapped in the future. But it makes sure that the next test is
-# actually triggering the feature we want.
-#
-# Note that our tools for working with on-the-wire "thin" packs are limited. So
-# we actually perform the fetch, retain the resulting pack, and inspect the
-# result.
-test_expect_success 'fetch without bitmaps ignores delta against old base' '
-	test_config pack.usebitmaps false &&
-	test_when_finished "rm -rf client.git" &&
-	git init --bare client.git &&
-	(
-		cd client.git &&
-		git config transfer.unpackLimit 1 &&
-		git fetch .. delta-reuse-old:delta-reuse-old &&
-		git fetch .. delta-reuse-new:delta-reuse-new &&
-		have_delta $delta $ZERO_OID
-	)
-'
-
-# And do the same for the bitmap case, where we do expect to find the delta.
-test_expect_success 'fetch with bitmaps can reuse old base' '
-	test_config pack.usebitmaps true &&
-	test_when_finished "rm -rf client.git" &&
-	git init --bare client.git &&
-	(
-		cd client.git &&
-		git config transfer.unpackLimit 1 &&
-		git fetch .. delta-reuse-old:delta-reuse-old &&
-		git fetch .. delta-reuse-new:delta-reuse-new &&
-		have_delta $delta $base
-	)
-'
-
-test_done