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|
#!/bin/sh
test_description='behavior of diff when reading objects in a partial clone'
. ./test-lib.sh
test_expect_success 'git show batches blobs' '
test_when_finished "rm -rf server client trace" &&
test_create_repo server &&
echo a >server/a &&
echo b >server/b &&
git -C server add a b &&
git -C server commit -m x &&
test_config -C server uploadpack.allowfilter 1 &&
test_config -C server uploadpack.allowanysha1inwant 1 &&
git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client &&
# Ensure that there is exactly 1 negotiation by checking that there is
# only 1 "done" line sent. ("done" marks the end of negotiation.)
GIT_TRACE_PACKET="$(pwd)/trace" git -C client show HEAD &&
grep "git> done" trace >done_lines &&
test_line_count = 1 done_lines
'
test_expect_success 'diff batches blobs' '
test_when_finished "rm -rf server client trace" &&
test_create_repo server &&
echo a >server/a &&
echo b >server/b &&
git -C server add a b &&
git -C server commit -m x &&
echo c >server/c &&
echo d >server/d &&
git -C server add c d &&
git -C server commit -m x &&
test_config -C server uploadpack.allowfilter 1 &&
test_config -C server uploadpack.allowanysha1inwant 1 &&
git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client &&
# Ensure that there is exactly 1 negotiation by checking that there is
# only 1 "done" line sent. ("done" marks the end of negotiation.)
GIT_TRACE_PACKET="$(pwd)/trace" git -C client diff HEAD^ HEAD &&
grep "git> done" trace >done_lines &&
test_line_count = 1 done_lines
'
test_expect_success 'diff skips same-OID blobs' '
test_when_finished "rm -rf server client trace" &&
test_create_repo server &&
echo a >server/a &&
echo b >server/b &&
git -C server add a b &&
git -C server commit -m x &&
echo another-a >server/a &&
git -C server add a &&
git -C server commit -m x &&
test_config -C server uploadpack.allowfilter 1 &&
test_config -C server uploadpack.allowanysha1inwant 1 &&
git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client &&
echo a | git hash-object --stdin >hash-old-a &&
echo another-a | git hash-object --stdin >hash-new-a &&
echo b | git hash-object --stdin >hash-b &&
# Ensure that only a and another-a are fetched.
GIT_TRACE_PACKET="$(pwd)/trace" git -C client diff HEAD^ HEAD &&
grep "want $(cat hash-old-a)" trace &&
grep "want $(cat hash-new-a)" trace &&
! grep "want $(cat hash-b)" trace
'
test_expect_success 'when fetching missing objects, diff skips GITLINKs' '
test_when_finished "rm -rf sub server client trace" &&
test_create_repo sub &&
test_commit -C sub first &&
test_create_repo server &&
echo a >server/a &&
git -C server add a &&
git -C server submodule add "file://$(pwd)/sub" &&
git -C server commit -m x &&
test_commit -C server/sub second &&
echo another-a >server/a &&
git -C server add a sub &&
git -C server commit -m x &&
test_config -C server uploadpack.allowfilter 1 &&
test_config -C server uploadpack.allowanysha1inwant 1 &&
git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client &&
echo a | git hash-object --stdin >hash-old-a &&
echo another-a | git hash-object --stdin >hash-new-a &&
# Ensure that a and another-a are fetched, and check (by successful
# execution of the diff) that no invalid OIDs are sent.
GIT_TRACE_PACKET="$(pwd)/trace" git -C client diff HEAD^ HEAD &&
grep "want $(cat hash-old-a)" trace &&
grep "want $(cat hash-new-a)" trace
'
test_expect_success 'diff with rename detection batches blobs' '
test_when_finished "rm -rf server client trace" &&
test_create_repo server &&
echo a >server/a &&
printf "b\nb\nb\nb\nb\n" >server/b &&
git -C server add a b &&
git -C server commit -m x &&
rm server/b &&
printf "b\nb\nb\nb\nbX\n" >server/c &&
git -C server add c &&
git -C server commit -a -m x &&
test_config -C server uploadpack.allowfilter 1 &&
test_config -C server uploadpack.allowanysha1inwant 1 &&
git clone --bare --filter=blob:limit=0 "file://$(pwd)/server" client &&
# Ensure that there is exactly 1 negotiation by checking that there is
# only 1 "done" line sent. ("done" marks the end of negotiation.)
GIT_TRACE_PACKET="$(pwd)/trace" git -C client diff -M HEAD^ HEAD >out &&
grep "similarity index" out &&
grep "git> done" trace >done_lines &&
test_line_count = 1 done_lines
'
test_done
|
