git/t/lib-git-p4.sh
Pete Wyckoff 798d598080 git p4 test: refactor marshal_dump
This function will be useful in future tests.  Move it to
the git-p4 test library.  Let it accept an optional argument
to pick a certain marshaled object out of the input stream.

Signed-off-by: Pete Wyckoff <pw@padd.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2012-07-05 23:22:00 -07:00

118 lines
2.4 KiB
Bash

#
# Library code for git p4 tests
#
# p4 tests never use the top-level repo; always build/clone into
# a subdirectory called "$git"
TEST_NO_CREATE_REPO=NoThanks
. ./test-lib.sh
if ! test_have_prereq PYTHON; then
skip_all='skipping git p4 tests; python not available'
test_done
fi
( p4 -h && p4d -h ) >/dev/null 2>&1 || {
skip_all='skipping git p4 tests; no p4 or p4d'
test_done
}
# Try to pick a unique port: guess a large number, then hope
# no more than one of each test is running.
#
# This does not handle the case where somebody else is running the
# same tests and has chosen the same ports.
testid=${this_test#t}
git_p4_test_start=9800
P4DPORT=$((10669 + ($testid - $git_p4_test_start)))
export P4PORT=localhost:$P4DPORT
export P4CLIENT=client
export P4EDITOR=:
db="$TRASH_DIRECTORY/db"
cli=$(test-path-utils real_path "$TRASH_DIRECTORY/cli")
git="$TRASH_DIRECTORY/git"
pidfile="$TRASH_DIRECTORY/p4d.pid"
start_p4d() {
mkdir -p "$db" "$cli" "$git" &&
rm -f "$pidfile" &&
(
p4d -q -r "$db" -p $P4DPORT &
echo $! >"$pidfile"
) &&
# This gives p4d a long time to start up, as it can be
# quite slow depending on the machine. Set this environment
# variable to something smaller to fail faster in, say,
# an automated test setup. If the p4d process dies, that
# will be caught with the "kill -0" check below.
i=${P4D_START_PATIENCE:-300}
pid=$(cat "$pidfile")
ready=
while test $i -gt 0
do
# succeed when p4 client commands start to work
if p4 info >/dev/null 2>&1
then
ready=true
break
fi
# fail if p4d died
kill -0 $pid 2>/dev/null || break
echo waiting for p4d to start
sleep 1
i=$(( $i - 1 ))
done
if test -z "$ready"
then
# p4d failed to start
return 1
fi
# build a client
(
cd "$cli" &&
p4 client -i <<-EOF
Client: client
Description: client
Root: $cli
View: //depot/... //client/...
EOF
)
return 0
}
kill_p4d() {
pid=$(cat "$pidfile")
# it had better exist for the first kill
kill $pid &&
for i in 1 2 3 4 5 ; do
kill $pid >/dev/null 2>&1 || break
sleep 1
done &&
# complain if it would not die
test_must_fail kill $pid >/dev/null 2>&1 &&
rm -rf "$db" "$cli" "$pidfile"
}
cleanup_git() {
rm -rf "$git" &&
mkdir "$git"
}
marshal_dump() {
what=$1 &&
line=${2:-1} &&
cat >"$TRASH_DIRECTORY/marshal-dump.py" <<-EOF &&
import marshal
import sys
for i in range($line):
d = marshal.load(sys.stdin)
print d['$what']
EOF
"$PYTHON_PATH" "$TRASH_DIRECTORY/marshal-dump.py"
}