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|
#!/bin/sh
test_description='upload-pack ref-in-want'
. ./test-lib.sh
get_actual_refs () {
sed -n -e '/wanted-refs/,/0001/{
/wanted-refs/d
/0001/d
p
}' <out | test-pkt-line unpack >actual_refs
}
get_actual_commits () {
sed -n -e '/packfile/,/0000/{
/packfile/d
p
}' <out | test-pkt-line unpack-sideband >o.pack &&
git index-pack o.pack &&
git verify-pack -v o.idx | grep commit | cut -c-40 | sort >actual_commits
}
check_output () {
get_actual_refs &&
test_cmp expected_refs actual_refs &&
get_actual_commits &&
test_cmp expected_commits actual_commits
}
# c(o/foo) d(o/bar)
# \ /
# b e(baz) f(master)
# \__ | __/
# \ | /
# a
test_expect_success 'setup repository' '
test_commit a &&
git checkout -b o/foo &&
test_commit b &&
test_commit c &&
git checkout -b o/bar b &&
test_commit d &&
git checkout -b baz a &&
test_commit e &&
git checkout master &&
test_commit f
'
test_expect_success 'config controls ref-in-want advertisement' '
git serve --advertise-capabilities >out &&
! grep -a ref-in-want out &&
git config uploadpack.allowRefInWant false &&
git serve --advertise-capabilities >out &&
! grep -a ref-in-want out &&
git config uploadpack.allowRefInWant true &&
git serve --advertise-capabilities >out &&
grep -a ref-in-want out
'
test_expect_success 'invalid want-ref line' '
test-pkt-line pack >in <<-EOF &&
command=fetch
0001
no-progress
want-ref refs/heads/non-existent
done
0000
EOF
test_must_fail git serve --stateless-rpc 2>out <in &&
grep "unknown ref" out
'
test_expect_success 'basic want-ref' '
cat >expected_refs <<-EOF &&
$(git rev-parse f) refs/heads/master
EOF
git rev-parse f | sort >expected_commits &&
test-pkt-line pack >in <<-EOF &&
command=fetch
0001
no-progress
want-ref refs/heads/master
have $(git rev-parse a)
done
0000
EOF
git serve --stateless-rpc >out <in &&
check_output
'
test_expect_success 'multiple want-ref lines' '
cat >expected_refs <<-EOF &&
$(git rev-parse c) refs/heads/o/foo
$(git rev-parse d) refs/heads/o/bar
EOF
git rev-parse c d | sort >expected_commits &&
test-pkt-line pack >in <<-EOF &&
command=fetch
0001
no-progress
want-ref refs/heads/o/foo
want-ref refs/heads/o/bar
have $(git rev-parse b)
done
0000
EOF
git serve --stateless-rpc >out <in &&
check_output
'
test_expect_success 'mix want and want-ref' '
cat >expected_refs <<-EOF &&
$(git rev-parse f) refs/heads/master
EOF
git rev-parse e f | sort >expected_commits &&
test-pkt-line pack >in <<-EOF &&
command=fetch
0001
no-progress
want-ref refs/heads/master
want $(git rev-parse e)
have $(git rev-parse a)
done
0000
EOF
git serve --stateless-rpc >out <in &&
check_output
'
test_expect_success 'want-ref with ref we already have commit for' '
cat >expected_refs <<-EOF &&
$(git rev-parse c) refs/heads/o/foo
EOF
>expected_commits &&
test-pkt-line pack >in <<-EOF &&
command=fetch
0001
no-progress
want-ref refs/heads/o/foo
have $(git rev-parse c)
done
0000
EOF
git serve --stateless-rpc >out <in &&
check_output
'
. "$TEST_DIRECTORY"/lib-httpd.sh
start_httpd
REPO="$HTTPD_DOCUMENT_ROOT_PATH/repo"
LOCAL_PRISTINE="$(pwd)/local_pristine"
test_expect_success 'setup repos for change-while-negotiating test' '
(
git init "$REPO" &&
cd "$REPO" &&
>.git/git-daemon-export-ok &&
test_commit m1 &&
git tag -d m1 &&
# Local repo with many commits (so that negotiation will take
# more than 1 request/response pair)
git clone "http://127.0.0.1:$LIB_HTTPD_PORT/smart/repo" "$LOCAL_PRISTINE" &&
cd "$LOCAL_PRISTINE" &&
git checkout -b side &&
for i in $(seq 1 33); do test_commit s$i; done &&
# Add novel commits to upstream
git checkout master &&
cd "$REPO" &&
test_commit m2 &&
test_commit m3 &&
git tag -d m2 m3
) &&
git -C "$LOCAL_PRISTINE" remote set-url origin "http://127.0.0.1:$LIB_HTTPD_PORT/one_time_sed/repo" &&
git -C "$LOCAL_PRISTINE" config protocol.version 2
'
inconsistency () {
# Simulate that the server initially reports $2 as the ref
# corresponding to $1, and after that, $1 as the ref corresponding to
# $1. This corresponds to the real-life situation where the server's
# repository appears to change during negotiation, for example, when
# different servers in a load-balancing arrangement serve (stateless)
# RPCs during a single negotiation.
printf "s/%s/%s/" \
$(git -C "$REPO" rev-parse $1 | tr -d "\n") \
$(git -C "$REPO" rev-parse $2 | tr -d "\n") \
>"$HTTPD_ROOT_PATH/one-time-sed"
}
test_expect_success 'server is initially ahead - no ref in want' '
git -C "$REPO" config uploadpack.allowRefInWant false &&
rm -rf local &&
cp -r "$LOCAL_PRISTINE" local &&
inconsistency master 1234567890123456789012345678901234567890 &&
test_must_fail git -C local fetch 2>err &&
grep "ERR upload-pack: not our ref" err
'
test_expect_success 'server is initially behind - no ref in want' '
git -C "$REPO" config uploadpack.allowRefInWant false &&
rm -rf local &&
cp -r "$LOCAL_PRISTINE" local &&
inconsistency master "master^" &&
git -C local fetch &&
git -C "$REPO" rev-parse --verify "master^" >expected &&
git -C local rev-parse --verify refs/remotes/origin/master >actual &&
test_cmp expected actual
'
stop_httpd
test_done
|
