test: detect number of cores with meson

[dpdk.git] / app / test / meson.build

diff --git a/app/test/meson.build b/app/test/meson.build
index 867cc58..5e056eb 100644 (file)
--- a/app/test/meson.build
+++ b/app/test/meson.build
@@ -344,17 +344,43 @@ if get_option('tests')
        timeout_seconds = 600
        timeout_seconds_fast = 10
 
+       # Retrieve the number of CPU cores, defaulting to 4.
+       num_cores = '0-3'
+       if host_machine.system() == 'linux'
+               num_cores = run_command('cat',
+                                       '/sys/devices/system/cpu/present'
+                                      ).stdout().strip()
+       elif host_machine.system() == 'freebsd'
+               snum_cores = run_command('/sbin/sysctl', '-n',
+                                        'hw.ncpu').stdout().strip()
+               inum_cores = snum_cores.to_int() - 1
+                num_cores = '0-@0@'.format(inum_cores)
+       endif
+
+       num_cores_arg = '-l ' + num_cores
+
+       test_args = [num_cores_arg, '-n 4']
        foreach arg : fast_parallel_test_names
-               test(arg, dpdk_test,
-                       env : ['DPDK_TEST=' + arg],
-                       args : ['-c f','-n 4', '--file-prefix=@0@'.format(arg)],
+               if host_machine.system() == 'linux'
+                       test(arg, dpdk_test,
+                                 env : ['DPDK_TEST=' + arg],
+                                 args : test_args +
+                                        ['--file-prefix=@0@'.format(arg)],
+                       timeout : timeout_seconds_fast,
+                       suite : 'fast-tests')
+               else
+                       test(arg, dpdk_test,
+                               env : ['DPDK_TEST=' + arg],
+                               args : test_args,
                        timeout : timeout_seconds_fast,
                        suite : 'fast-tests')
+               endif
        endforeach
 
        foreach arg : fast_non_parallel_test_names
                test(arg, dpdk_test,
                        env : ['DPDK_TEST=' + arg],
+                       args : test_args,
                        timeout : timeout_seconds_fast,
                        is_parallel : false,
                        suite : 'fast-tests')
@@ -363,6 +389,7 @@ if get_option('tests')
        foreach arg : perf_test_names
                test(arg, dpdk_test,
                env : ['DPDK_TEST=' + arg],
+               args : test_args,
                timeout : timeout_seconds,
                is_parallel : false,
                suite : 'perf-tests')
@@ -371,6 +398,7 @@ if get_option('tests')
        foreach arg : driver_test_names
                test(arg, dpdk_test,
                        env : ['DPDK_TEST=' + arg],
+                       args : test_args,
                        timeout : timeout_seconds,
                        is_parallel : false,
                        suite : 'driver-tests')
@@ -379,6 +407,7 @@ if get_option('tests')
        foreach arg : dump_test_names
                test(arg, dpdk_test,
                        env : ['DPDK_TEST=' + arg],
+                       args : test_args,
                        timeout : timeout_seconds,
                        is_parallel : false,
                        suite : 'debug-tests')