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-rw-r--r--t/lib-git-daemon.sh120
1 files changed, 120 insertions, 0 deletions
diff --git a/t/lib-git-daemon.sh b/t/lib-git-daemon.sh
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+# Shell library to run git-daemon in tests. Ends the test early if
+# GIT_TEST_GIT_DAEMON is not set.
+#
+# Usage:
+#
+# . ./test-lib.sh
+# . "$TEST_DIRECTORY"/lib-git-daemon.sh
+# start_git_daemon
+#
+# test_expect_success '...' '
+# ...
+# '
+#
+# test_expect_success ...
+#
+# test_done
+
+if ! test_bool_env GIT_TEST_GIT_DAEMON true
+then
+ skip_all="git-daemon testing disabled (unset GIT_TEST_GIT_DAEMON to enable)"
+ test_done
+fi
+
+if test_have_prereq !PIPE
+then
+ test_skip_or_die GIT_TEST_GIT_DAEMON "file system does not support FIFOs"
+fi
+
+test_set_port LIB_GIT_DAEMON_PORT
+
+GIT_DAEMON_PID=
+GIT_DAEMON_PIDFILE="$PWD"/daemon.pid
+GIT_DAEMON_DOCUMENT_ROOT_PATH="$PWD"/repo
+GIT_DAEMON_HOST_PORT=127.0.0.1:$LIB_GIT_DAEMON_PORT
+GIT_DAEMON_URL=git://$GIT_DAEMON_HOST_PORT
+
+registered_stop_git_daemon_atexit_handler=
+start_git_daemon() {
+ if test -n "$GIT_DAEMON_PID"
+ then
+ error "start_git_daemon already called"
+ fi
+
+ mkdir -p "$GIT_DAEMON_DOCUMENT_ROOT_PATH"
+
+ # One of the test scripts stops and then re-starts 'git daemon'.
+ # Don't register and then run the same atexit handlers several times.
+ if test -z "$registered_stop_git_daemon_atexit_handler"
+ then
+ test_atexit 'stop_git_daemon'
+ registered_stop_git_daemon_atexit_handler=AlreadyDone
+ fi
+
+ say >&3 "Starting git daemon ..."
+ mkfifo git_daemon_output
+ ${LIB_GIT_DAEMON_COMMAND:-git daemon} \
+ --listen=127.0.0.1 --port="$LIB_GIT_DAEMON_PORT" \
+ --reuseaddr --verbose --pid-file="$GIT_DAEMON_PIDFILE" \
+ --base-path="$GIT_DAEMON_DOCUMENT_ROOT_PATH" \
+ "$@" "$GIT_DAEMON_DOCUMENT_ROOT_PATH" \
+ >&3 2>git_daemon_output &
+ GIT_DAEMON_PID=$!
+ {
+ read -r line <&7
+ printf "%s\n" "$line" >&4
+ cat <&7 >&4 &
+ } 7<git_daemon_output &&
+
+ # Check expected output
+ if test x"$(expr "$line" : "\[[0-9]*\] \(.*\)")" != x"Ready to rumble"
+ then
+ kill "$GIT_DAEMON_PID"
+ wait "$GIT_DAEMON_PID"
+ unset GIT_DAEMON_PID
+ test_skip_or_die GIT_TEST_GIT_DAEMON \
+ "git daemon failed to start"
+ fi
+}
+
+stop_git_daemon() {
+ if test -z "$GIT_DAEMON_PID"
+ then
+ return
+ fi
+
+ # kill git-daemon child of git
+ say >&3 "Stopping git daemon ..."
+ kill "$GIT_DAEMON_PID"
+ wait "$GIT_DAEMON_PID" >&3 2>&4
+ ret=$?
+ if ! test_match_signal 15 $ret
+ then
+ error "git daemon exited with status: $ret"
+ fi
+ kill "$(cat "$GIT_DAEMON_PIDFILE")" 2>/dev/null
+ GIT_DAEMON_PID=
+ rm -f git_daemon_output "$GIT_DAEMON_PIDFILE"
+}
+
+# A stripped-down version of a netcat client, that connects to a "host:port"
+# given in $1, sends its stdin followed by EOF, then dumps the response (until
+# EOF) to stdout.
+fake_nc() {
+ if ! test_declared_prereq FAKENC
+ then
+ echo >&4 "fake_nc: need to declare FAKENC prerequisite"
+ return 127
+ fi
+ perl -Mstrict -MIO::Socket::INET -e '
+ my $s = IO::Socket::INET->new(shift)
+ or die "unable to open socket: $!";
+ print $s <STDIN>;
+ $s->shutdown(1);
+ print <$s>;
+ ' "$@"
+}
+
+test_lazy_prereq FAKENC '
+ perl -MIO::Socket::INET -e "exit 0"
+'