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+#
+# 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
+}
+
+# On cygwin, the NT version of Perforce can be used. When giving
+# it paths, either on the command-line or in client specifications,
+# be sure to use the native windows form.
+#
+# Older versions of perforce were available compiled natively for
+# cygwin. Those do not accept native windows paths, so make sure
+# not to convert for them.
+native_path() {
+ path="$1" &&
+ if test_have_prereq CYGWIN && ! p4 -V | grep -q CYGWIN
+ then
+ path=$(cygpath --windows "$path")
+ else
+ path=$(test-path-utils real_path "$path")
+ fi &&
+ echo "$path"
+}
+
+# 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 - $git_p4_test_start)))
+
+P4PORT=localhost:$P4DPORT
+P4CLIENT=client
+P4USER=author
+P4EDITOR=true
+unset P4CHARSET
+export P4PORT P4CLIENT P4USER P4EDITOR P4CHARSET
+
+db="$TRASH_DIRECTORY/db"
+cli="$TRASH_DIRECTORY/cli"
+git="$TRASH_DIRECTORY/git"
+pidfile="$TRASH_DIRECTORY/p4d.pid"
+
+# git p4 submit generates a temp file, which will
+# not get cleaned up if the submission fails. Don't
+# clutter up /tmp on the test machine.
+TMPDIR="$TRASH_DIRECTORY"
+export TMPDIR
+
+start_p4d() {
+ mkdir -p "$db" "$cli" "$git" &&
+ rm -f "$pidfile" &&
+ (
+ cd "$db" &&
+ {
+ p4d -q -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 p4 user so author@example.com has an entry
+ p4_add_user author
+
+ # build a client
+ client_view "//depot/... //client/..." &&
+
+ return 0
+}
+
+p4_add_user() {
+ name=$1 &&
+ p4 user -f -i <<-EOF
+ User: $name
+ Email: $name@example.com
+ FullName: Dr. $name
+ EOF
+}
+
+kill_p4d() {
+ pid=$(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"
+}
+
+#
+# Construct a client with this list of View lines
+#
+client_view() {
+ (
+ cat <<-EOF &&
+ Client: $P4CLIENT
+ Description: $P4CLIENT
+ Root: $cli
+ AltRoots: $(native_path "$cli")
+ LineEnd: unix
+ View:
+ EOF
+ printf "\t%s\n" "$@"
+ ) | p4 client -i
+}
+
+is_cli_file_writeable() {
+ # cygwin version of p4 does not set read-only attr,
+ # will be marked 444 but -w is true
+ file="$1" &&
+ if test_have_prereq CYGWIN && p4 -V | grep -q CYGWIN
+ then
+ stat=$(stat --format=%a "$file") &&
+ test $stat = 644
+ else
+ test -w "$file"
+ fi
+}