t: passphrase search on remote job host

New test to ensure that passphrase search on remote job host is correct
even if there is a non-running registered suite on the remote job with
the same name. See cylc#1763.

tests/authentication/09-remote-suite-same-name.t

@@ -0,0 +1,46 @@
+#!/bin/bash
+# THIS FILE IS PART OF THE CYLC SUITE ENGINE.
+# Copyright (C) 2008-2015 NIWA
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#-------------------------------------------------------------------------------
+# Test Pyro communication from a remote host (non-shared file system) when it
+# has a suite with the same name registered, but not running. (Obviously, it
+# will be very confused if it is running under its ~/cylc-run/SUITE as well.)
+. "$(dirname "$0")/test_header"
+
+export CYLC_TEST_HOST=$( \
+    cylc get-global-config -i '[test battery]remote host' 2>'/dev/null')
+if [[ -z "${CYLC_TEST_HOST}" ]]; then
+    skip_all '"[test battery]remote host": not defined'
+fi
+set_test_number 2
+
+install_suite "${TEST_NAME_BASE}" "${TEST_NAME_BASE}"
+run_ok "${TEST_NAME_BASE}-validate" cylc validate "${SUITE_NAME}"
+
+SSH='ssh -oBatchMode=yes -oConnectTimeout=5'
+HOST_WORK_DIR="$( \
+    ${SSH} -n "${CYLC_TEST_HOST}" 'mktemp -d --tmpdir=${PWD} ctb-XXXXXXXX')"
+${SSH} -n "${CYLC_TEST_HOST}" "touch '${HOST_WORK_DIR}/suite.rc'"
+cylc register --host="${CYLC_TEST_HOST}" "${SUITE_NAME}" "${HOST_WORK_DIR}"
+
+suite_run_ok "${TEST_NAME_BASE}" \
+    cylc run --debug --reference-test "${SUITE_NAME}"
+
+cylc unregister --host="${CYLC_TEST_HOST}" "${SUITE_NAME}"
+${SSH} -n "${CYLC_TEST_HOST}" "rm -fr '${HOST_WORK_DIR}'" >&2
+
+purge_suite "${SUITE_NAME}"
+exit

tests/authentication/09-remote-suite-same-name/reference.log

@@ -0,0 +1,5 @@
+2015-12-18T10:58:39Z INFO - Run mode: live
+2015-12-18T10:58:39Z INFO - Initial point: 19700101T0000Z
+2015-12-18T10:58:39Z INFO - Final point: 19700101T0000Z
+2015-12-18T10:58:39Z INFO - Cold Start 19700101T0000Z
+2015-12-18T10:58:39Z INFO - [t1.19700101T0000Z] -triggered off []

tests/authentication/09-remote-suite-same-name/suite.rc

@@ -0,0 +1,16 @@
+#!jinja2
+[cylc]
+    UTC mode=True
+    [[reference test]]
+        live mode suite timeout = PT1M
+[scheduling]
+    initial cycle point=1970
+    final cycle point=1970
+    [[dependencies]]
+        [[[P1Y]]]
+            graph=t1
+[runtime]
+    [[t1]]
+        script=true
+        [[[remote]]]
+            host = $CYLC_TEST_HOST