git/t/t0095-bloom.sh
Ævar Arnfjörð Bjarmason 3e3b9321ca leak tests: mark passing SANITIZE=leak tests as leak-free
Mark those remaining tests that pass when run under SANITIZE=leak with
TEST_PASSES_SANITIZE_LEAK=true, these were either omitted in
f346fcb62a (Merge branch 'ab/mark-leak-free-tests-even-more',
2021-12-15) and 5a4f8381b6 (Merge branch 'ab/mark-leak-free-tests',
2021-10-25), or have had their memory leaks fixed since then.

With this change there's now a a one-to-one mapping between those
tests that we have opted-in via "TEST_PASSES_SANITIZE_LEAK=true", and
those that pass with the new "check" mode:

	GIT_TEST_PASSING_SANITIZE_LEAK=check \
	GIT_TEST_SANITIZE_LEAK_LOG=true \
	make test SANITIZE=leak

Note that the "GIT_TEST_SANITIZE_LEAK_LOG=true" is needed due to the
edge cases noted in a preceding commit, i.e. in some cases we'd pass
the test itself, but still have outstanding leaks due to ignored exit
codes.

The "GIT_TEST_SANITIZE_LEAK_LOG=true" corrects for that, we're only
marking those tests as passing that really don't have any leaks,
whether that was reflected in their exit code or not.

Note that the change here to "t9100-git-svn-basic.sh" is marking that
test as passing under SANITIZE=leak, we're removing a
"TEST_FAILS_SANITIZE_LEAK=true" line, not
"TEST_PASSES_SANITIZE_LEAK=true". See 7a98d9ab00 (revisions API: have
release_revisions() release "cmdline", 2022-04-13) for the
introduction of that t/lib-git-svn.sh-specific variable.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-07-27 16:35:40 -07:00

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#!/bin/sh
test_description='Testing the various Bloom filter computations in bloom.c'
TEST_PASSES_SANITIZE_LEAK=true
. ./test-lib.sh
test_expect_success 'compute unseeded murmur3 hash for empty string' '
cat >expect <<-\EOF &&
Murmur3 Hash with seed=0:0x00000000
EOF
test-tool bloom get_murmur3 "" >actual &&
test_cmp expect actual
'
test_expect_success 'compute unseeded murmur3 hash for test string 1' '
cat >expect <<-\EOF &&
Murmur3 Hash with seed=0:0x627b0c2c
EOF
test-tool bloom get_murmur3 "Hello world!" >actual &&
test_cmp expect actual
'
test_expect_success 'compute unseeded murmur3 hash for test string 2' '
cat >expect <<-\EOF &&
Murmur3 Hash with seed=0:0x2e4ff723
EOF
test-tool bloom get_murmur3 "The quick brown fox jumps over the lazy dog" >actual &&
test_cmp expect actual
'
test_expect_success 'compute bloom key for empty string' '
cat >expect <<-\EOF &&
Hashes:0x5615800c|0x5b966560|0x61174ab4|0x66983008|0x6c19155c|0x7199fab0|0x771ae004|
Filter_Length:2
Filter_Data:11|11|
EOF
test-tool bloom generate_filter "" >actual &&
test_cmp expect actual
'
test_expect_success 'compute bloom key for whitespace' '
cat >expect <<-\EOF &&
Hashes:0xf178874c|0x5f3d6eb6|0xcd025620|0x3ac73d8a|0xa88c24f4|0x16510c5e|0x8415f3c8|
Filter_Length:2
Filter_Data:51|55|
EOF
test-tool bloom generate_filter " " >actual &&
test_cmp expect actual
'
test_expect_success 'compute bloom key for test string 1' '
cat >expect <<-\EOF &&
Hashes:0xb270de9b|0x1bb6f26e|0x84fd0641|0xee431a14|0x57892de7|0xc0cf41ba|0x2a15558d|
Filter_Length:2
Filter_Data:92|6c|
EOF
test-tool bloom generate_filter "Hello world!" >actual &&
test_cmp expect actual
'
test_expect_success 'compute bloom key for test string 2' '
cat >expect <<-\EOF &&
Hashes:0x20ab385b|0xf5237fe2|0xc99bc769|0x9e140ef0|0x728c5677|0x47049dfe|0x1b7ce585|
Filter_Length:2
Filter_Data:a5|4a|
EOF
test-tool bloom generate_filter "file.txt" >actual &&
test_cmp expect actual
'
test_expect_success !SANITIZE_LEAK 'get bloom filters for commit with no changes' '
git init &&
git commit --allow-empty -m "c0" &&
cat >expect <<-\EOF &&
Filter_Length:1
Filter_Data:00|
EOF
test-tool bloom get_filter_for_commit "$(git rev-parse HEAD)" >actual &&
test_cmp expect actual
'
test_expect_success 'get bloom filter for commit with 10 changes' '
rm actual &&
rm expect &&
mkdir smallDir &&
for i in $(test_seq 0 9)
do
echo $i >smallDir/$i || return 1
done &&
git add smallDir &&
git commit -m "commit with 10 changes" &&
cat >expect <<-\EOF &&
Filter_Length:14
Filter_Data:02|b3|c4|a0|34|e7|fe|eb|cb|47|fe|a0|e8|72|
EOF
test-tool bloom get_filter_for_commit "$(git rev-parse HEAD)" >actual &&
test_cmp expect actual
'
test_expect_success EXPENSIVE 'get bloom filter for commit with 513 changes' '
rm actual &&
rm expect &&
mkdir bigDir &&
for i in $(test_seq 0 511)
do
echo $i >bigDir/$i || return 1
done &&
git add bigDir &&
git commit -m "commit with 513 changes" &&
cat >expect <<-\EOF &&
Filter_Length:1
Filter_Data:ff|
EOF
test-tool bloom get_filter_for_commit "$(git rev-parse HEAD)" >actual &&
test_cmp expect actual
'
test_done