tests: Move to kernel style SPDX license identifiers

[lttng-tools.git] / tests / regression / ust / getcpu-override / test_getcpu_override

diff --git a/tests/regression/ust/getcpu-override/test_getcpu_override b/tests/regression/ust/getcpu-override/test_getcpu_override
index 081099e798d5a99fd816b094ba5e044c1bd94ef1..030d22042af705ac60e70ad0cf1f9f202aef7db7 100755 (executable)
--- a/tests/regression/ust/getcpu-override/test_getcpu_override
+++ b/tests/regression/ust/getcpu-override/test_getcpu_override
@@ -1,19 +1,9 @@
 #!/bin/bash
 #
-# Copyright (C) - 2015 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
+# Copyright (C) 2015 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
 #
-# This library is free software; you can redistribute it and/or modify it under
-# the terms of the GNU Lesser General Public License as published by the Free
-# Software Foundation; version 2.1 of the License.
-#
-# This library 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 Lesser General Public License for more
-# details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this library; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+# SPDX-License-Identifier: LGPL-2.1-only
+
 TEST_DESC="UST - Getcpu override plugin"
 
 CURDIR=$(dirname $0)/
@@ -45,28 +35,24 @@ SEQUENCE_SEED=(
 89 13 63 6 136 153 23 16 47 130 75 62
 )
 
-# Equivalent to the syconf(_SC_NPROCESSORS_CONF) call.
-NPROC=`nproc --all`
-
 source $TESTDIR/utils/utils.sh
 
-if [ ! -x "$CURDIR/.libs/lttng-ust-getcpu-override-test.so" ]; then
-       BAIL_OUT "No shared object generated"
-fi
+# Equivalent to the syconf(_SC_NPROCESSORS_CONF) call.
+num_cpus=$(conf_proc_count)
 
 # MUST set TESTDIR before calling those functions
 
 run_app()
 {
        diag "Launching app without getcpu-plugin wrapper"
-       $TESTAPP_BIN $NUM_EVENT $EVENT_WAIT_USEC
+       $TESTAPP_BIN -i $NUM_EVENT -w $EVENT_WAIT_USEC
        ok $? "Application without wrapper done"
 }
 
 run_getcpu_plugin_app()
 {
        diag "Launching app with getcpu-plugin wrapper"
-       $CURDIR/$TESTAPP_WRAPPER $TESTAPP_BIN $NUM_EVENT $EVENT_WAIT_USEC
+       $CURDIR/$TESTAPP_WRAPPER $TESTAPP_BIN -i $NUM_EVENT -w $EVENT_WAIT_USEC
        ok $? "Application with wrapper done"
 }
 
@@ -90,7 +76,7 @@ compare()
        ok $? "Sequence seed and cpuid sequence have the same size ${#SEQUENCE_SEED[*]}/${#array_to_compare[*]}"
 
        for (( i = 0; i < ${#SEQUENCE_SEED[*]}; i++ )); do
-               if [ "${array_to_compare[$i]}" -ne "$(( ${SEQUENCE_SEED[$i]} % $NPROC))" ]; then
+               if [ "${array_to_compare[$i]}" -ne "$(( ${SEQUENCE_SEED[$i]} % $num_cpus))" ]; then
                        valid=1
                        break
                fi
@@ -107,7 +93,7 @@ compare()
                                echo -n "# array value is "
                                echo -n "${array_to_compare[$i]}"
                                echo -n " expected "
-                               echo "$(( ${SEQUENCE_SEED[$i]} % $NPROC))"
+                               echo "$(( ${SEQUENCE_SEED[$i]} % $num_cpus))"
                        done
                        diag "Dumping trace"
                        $BABELTRACE_BIN $TRACE_PATH | awk '{print "# " $0}'
@@ -161,6 +147,20 @@ plan_tests $NUM_TESTS
 
 print_test_banner "$TEST_DESC"
 
+if [ ! -x "$CURDIR/.libs/lttng-ust-getcpu-override-test.so" ]; then
+       skip 0 "No shared object generated. Skipping all tests." $NUM_TESTS && exit 0
+fi
+
+if [ "$num_cpus" -eq "1" ]; then
+       # Skip the test since we cannot perform it as designed since N mod 1
+       # is always equals to zero. There is no point testing this on a system
+       # with a single configured core. LTTng-UST limits the get_cpu function
+       # to return value inside the [0, NUM_CPU - 1] range for a valid event
+       # (present in trace).
+       skip 0 "Test system only have a single thread. Skipping all tests." $NUM_TESTS && exit 0
+fi
+
+
 TESTS=(
        test_getcpu_override_fail
        test_getcpu_override