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-rwxr-xr-xt/t5317-pack-objects-filter-objects.sh445
1 files changed, 445 insertions, 0 deletions
diff --git a/t/t5317-pack-objects-filter-objects.sh b/t/t5317-pack-objects-filter-objects.sh
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+++ b/t/t5317-pack-objects-filter-objects.sh
@@ -0,0 +1,445 @@
+#!/bin/sh
+
+test_description='git pack-objects using object filtering'
+
+. ./test-lib.sh
+
+# Test 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 count in normal packfile' '
+	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 pack-objects --revs --stdout >all.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r1 index-pack ../all.pack &&
+
+	git -C r1 verify-pack -v ../all.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+test_expect_success 'verify blob:none packfile has no blobs' '
+	git -C r1 pack-objects --revs --stdout --filter=blob:none >filter.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r1 index-pack ../filter.pack &&
+
+	git -C r1 verify-pack -v ../filter.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	nr=$(wc -l <observed) &&
+	test 0 -eq $nr
+'
+
+test_expect_success 'verify normal and blob:none packfiles have same commits/trees' '
+	git -C r1 verify-pack -v ../all.pack >verify_result &&
+	grep -E "commit|tree" verify_result |
+	awk -f print_1.awk |
+	sort >expected &&
+
+	git -C r1 verify-pack -v ../filter.pack >verify_result &&
+	grep -E "commit|tree" verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+test_expect_success 'get an error for missing tree object' '
+	git init r5 &&
+	echo foo >r5/foo &&
+	git -C r5 add foo &&
+	git -C r5 commit -m "foo" &&
+	del=$(git -C r5 rev-parse HEAD^{tree} | sed "s|..|&/|") &&
+	rm r5/.git/objects/$del &&
+	test_must_fail git -C r5 pack-objects --revs --stdout 2>bad_tree <<-EOF &&
+	HEAD
+	EOF
+	grep "bad tree object" bad_tree
+'
+
+test_expect_success 'setup for tests of tree:0' '
+	mkdir r1/subtree &&
+	echo "This is a file in a subtree" >r1/subtree/file &&
+	git -C r1 add subtree/file &&
+	git -C r1 commit -m subtree
+'
+
+test_expect_success 'verify tree:0 packfile has no blobs or trees' '
+	git -C r1 pack-objects --revs --stdout --filter=tree:0 >commitsonly.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r1 index-pack ../commitsonly.pack &&
+	git -C r1 verify-pack -v ../commitsonly.pack >objs &&
+	! grep -E "tree|blob" objs
+'
+
+test_expect_success 'grab tree directly when using tree:0' '
+	# We should get the tree specified directly but not its blobs or subtrees.
+	git -C r1 pack-objects --revs --stdout --filter=tree:0 >commitsonly.pack <<-EOF &&
+	HEAD:
+	EOF
+	git -C r1 index-pack ../commitsonly.pack &&
+	git -C r1 verify-pack -v ../commitsonly.pack >objs &&
+	awk "/tree|blob/{print \$1}" objs >trees_and_blobs &&
+	git -C r1 rev-parse HEAD: >expected &&
+	test_cmp expected trees_and_blobs
+'
+
+# Test blob:limit=<n>[kmg] filter.
+# We boundary test around the size parameter.  The filter is strictly less than
+# the value, so size 500 and 1000 should have the same results, but 1001 should
+# filter more.
+
+test_expect_success 'setup r2' '
+	git init r2 &&
+	for n in 1000 10000
+	do
+		printf "%"$n"s" X > r2/large.$n
+		git -C r2 add large.$n
+		git -C r2 commit -m "$n"
+	done
+'
+
+test_expect_success 'verify blob count in normal packfile' '
+	git -C r2 ls-files -s large.1000 large.10000 >ls_files_result &&
+	awk -f print_2.awk ls_files_result |
+	sort >expected &&
+
+	git -C r2 pack-objects --revs --stdout >all.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r2 index-pack ../all.pack &&
+
+	git -C r2 verify-pack -v ../all.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+test_expect_success 'verify blob:limit=500 omits all blobs' '
+	git -C r2 pack-objects --revs --stdout --filter=blob:limit=500 >filter.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r2 index-pack ../filter.pack &&
+
+	git -C r2 verify-pack -v ../filter.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	nr=$(wc -l <observed) &&
+	test 0 -eq $nr
+'
+
+test_expect_success 'verify blob:limit=1000' '
+	git -C r2 pack-objects --revs --stdout --filter=blob:limit=1000 >filter.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r2 index-pack ../filter.pack &&
+
+	git -C r2 verify-pack -v ../filter.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	nr=$(wc -l <observed) &&
+	test 0 -eq $nr
+'
+
+test_expect_success 'verify blob:limit=1001' '
+	git -C r2 ls-files -s large.1000 >ls_files_result &&
+	awk -f print_2.awk ls_files_result |
+	sort >expected &&
+
+	git -C r2 pack-objects --revs --stdout --filter=blob:limit=1001 >filter.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r2 index-pack ../filter.pack &&
+
+	git -C r2 verify-pack -v ../filter.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+test_expect_success 'verify blob:limit=10001' '
+	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 pack-objects --revs --stdout --filter=blob:limit=10001 >filter.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r2 index-pack ../filter.pack &&
+
+	git -C r2 verify-pack -v ../filter.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+test_expect_success 'verify blob:limit=1k' '
+	git -C r2 ls-files -s large.1000 >ls_files_result &&
+	awk -f print_2.awk ls_files_result |
+	sort >expected &&
+
+	git -C r2 pack-objects --revs --stdout --filter=blob:limit=1k >filter.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r2 index-pack ../filter.pack &&
+
+	git -C r2 verify-pack -v ../filter.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+test_expect_success 'verify explicitly specifying oversized blob in input' '
+	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 pack-objects --revs --stdout --filter=blob:limit=1k >filter.pack <<-EOF &&
+	HEAD
+	$(git -C r2 rev-parse HEAD:large.10000)
+	EOF
+	git -C r2 index-pack ../filter.pack &&
+
+	git -C r2 verify-pack -v ../filter.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+test_expect_success 'verify blob:limit=1m' '
+	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 pack-objects --revs --stdout --filter=blob:limit=1m >filter.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r2 index-pack ../filter.pack &&
+
+	git -C r2 verify-pack -v ../filter.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+test_expect_success 'verify normal and blob:limit packfiles have same commits/trees' '
+	git -C r2 verify-pack -v ../all.pack >verify_result &&
+	grep -E "commit|tree" verify_result |
+	awk -f print_1.awk |
+	sort >expected &&
+
+	git -C r2 verify-pack -v ../filter.pack >verify_result &&
+	grep -E "commit|tree" verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected 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 blob count in normal packfile' '
+	git -C r3 ls-files -s sparse1 sparse2 dir1/sparse1 dir1/sparse2 \
+		>ls_files_result &&
+	awk -f print_2.awk ls_files_result |
+	sort >expected &&
+
+	git -C r3 pack-objects --revs --stdout >all.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r3 index-pack ../all.pack &&
+
+	git -C r3 verify-pack -v ../all.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+test_expect_success 'verify sparse:path=pattern1 fails' '
+	test_must_fail git -C r3 pack-objects --revs --stdout \
+		--filter=sparse:path=../pattern1 <<-EOF
+	HEAD
+	EOF
+'
+
+test_expect_success 'verify sparse:path=pattern2 fails' '
+	test_must_fail git -C r3 pack-objects --revs --stdout \
+		--filter=sparse:path=../pattern2 <<-EOF
+	HEAD
+	EOF
+'
+
+# 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 r4' '
+	git init r4 &&
+	mkdir r4/dir1 &&
+	for n in sparse1 sparse2
+	do
+		echo "This is file: $n" > r4/$n
+		git -C r4 add $n
+		echo "This is file: dir1/$n" > r4/dir1/$n
+		git -C r4 add dir1/$n
+	done &&
+	echo dir1/ >r4/pattern &&
+	git -C r4 add pattern &&
+	git -C r4 commit -m "pattern"
+'
+
+test_expect_success 'verify blob count in normal packfile' '
+	git -C r4 ls-files -s pattern sparse1 sparse2 dir1/sparse1 dir1/sparse2 \
+		>ls_files_result &&
+	awk -f print_2.awk ls_files_result |
+	sort >expected &&
+
+	git -C r4 pack-objects --revs --stdout >all.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r4 index-pack ../all.pack &&
+
+	git -C r4 verify-pack -v ../all.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+test_expect_success 'verify sparse:oid=OID' '
+	git -C r4 ls-files -s dir1/sparse1 dir1/sparse2 >ls_files_result &&
+	awk -f print_2.awk ls_files_result |
+	sort >expected &&
+
+	oid=$(git -C r4 ls-files -s pattern | awk -f print_2.awk) &&
+	git -C r4 pack-objects --revs --stdout --filter=sparse:oid=$oid >filter.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r4 index-pack ../filter.pack &&
+
+	git -C r4 verify-pack -v ../filter.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+test_expect_success 'verify sparse:oid=oid-ish' '
+	git -C r4 ls-files -s dir1/sparse1 dir1/sparse2 >ls_files_result &&
+	awk -f print_2.awk ls_files_result |
+	sort >expected &&
+
+	git -C r4 pack-objects --revs --stdout --filter=sparse:oid=master:pattern >filter.pack <<-EOF &&
+	HEAD
+	EOF
+	git -C r4 index-pack ../filter.pack &&
+
+	git -C r4 verify-pack -v ../filter.pack >verify_result &&
+	grep blob verify_result |
+	awk -f print_1.awk |
+	sort >observed &&
+
+	test_cmp expected observed
+'
+
+# Delete some loose objects and use pack-objects, but WITHOUT any filtering.
+# This models previously omitted objects that we did not receive.
+
+test_expect_success 'setup r1 - delete loose 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 &&
+
+	for id in `cat expected | sed "s|..|&/|"`
+	do
+		rm r1/.git/objects/$id
+	done
+'
+
+test_expect_success 'verify pack-objects fails w/ missing objects' '
+	test_must_fail git -C r1 pack-objects --revs --stdout >miss.pack <<-EOF
+	HEAD
+	EOF
+'
+
+test_expect_success 'verify pack-objects fails w/ --missing=error' '
+	test_must_fail git -C r1 pack-objects --revs --stdout --missing=error >miss.pack <<-EOF
+	HEAD
+	EOF
+'
+
+test_expect_success 'verify pack-objects w/ --missing=allow-any' '
+	git -C r1 pack-objects --revs --stdout --missing=allow-any >miss.pack <<-EOF
+	HEAD
+	EOF
+'
+
+test_done