ut/event: Add unit test for reactor.c

Add framework and a simple test case to test creating reactor.
Subsequent patches will add more test cases.

Signed-off-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Change-Id: Ie0eb0e49bfe40469b351b21e40558a1bf5584cce
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/478151
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom SPDK FC-NVMe CI <spdk-ci.pdl@broadcom.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>

test/unit/lib/event/Makefile

@@ -34,7 +34,7 @@
 SPDK_ROOT_DIR := $(abspath $(CURDIR)/../../../..)
 include $(SPDK_ROOT_DIR)/mk/spdk.common.mk
 
-DIRS-y = subsystem.c app.c
+DIRS-y = subsystem.c app.c reactor.c
 
 .PHONY: all clean $(DIRS-y)
 

test/unit/lib/event/reactor.c/.gitignore

@@ -0,0 +1 @@
+reactor_ut

test/unit/lib/event/reactor.c/Makefile

@@ -0,0 +1,39 @@
+#
+#  BSD LICENSE
+#
+#  Copyright (c) Intel Corporation.
+#  All rights reserved.
+#
+#  Redistribution and use in source and binary forms, with or without
+#  modification, are permitted provided that the following conditions
+#  are met:
+#
+#    * Redistributions of source code must retain the above copyright
+#      notice, this list of conditions and the following disclaimer.
+#    * Redistributions in binary form must reproduce the above copyright
+#      notice, this list of conditions and the following disclaimer in
+#      the documentation and/or other materials provided with the
+#      distribution.
+#    * Neither the name of Intel Corporation nor the names of its
+#      contributors may be used to endorse or promote products derived
+#      from this software without specific prior written permission.
+#
+#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+#  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+#  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+#  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+#  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+#  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+#  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+#  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+#  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+SPDK_ROOT_DIR := $(abspath $(CURDIR)/../../../../..)
+
+SPDK_LIB_LIST = conf trace jsonrpc json
+TEST_FILE = reactor_ut.c
+
+include $(SPDK_ROOT_DIR)/mk/spdk.unittest.mk

test/unit/lib/event/reactor.c/reactor_ut.c

@@ -0,0 +1,84 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright (c) Intel Corporation.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "spdk/stdinc.h"
+
+#include "spdk_cunit.h"
+#include "common/lib/test_env.c"
+#include "event/reactor.c"
+
+static void
+test_create_reactor(void)
+{
+	struct spdk_reactor reactor = {};
+
+	g_reactors = &reactor;
+
+	spdk_reactor_construct(&reactor, 0);
+
+	CU_ASSERT(spdk_reactor_get(0) == &reactor);
+
+	spdk_ring_free(reactor.events);
+	g_reactors = NULL;
+}
+
+int
+main(int argc, char **argv)
+{
+	CU_pSuite suite = NULL;
+	unsigned int num_failures;
+
+	if (CU_initialize_registry() != CUE_SUCCESS) {
+		return CU_get_error();
+	}
+
+	suite = CU_add_suite("app_suite", NULL, NULL);
+	if (suite == NULL) {
+		CU_cleanup_registry();
+		return CU_get_error();
+	}
+
+	if (
+		CU_add_test(suite, "test_create_reactor", test_create_reactor) == NULL
+	) {
+		CU_cleanup_registry();
+		return CU_get_error();
+	}
+
+	CU_basic_set_mode(CU_BRM_VERBOSE);
+	CU_basic_run_tests();
+	num_failures = CU_get_number_of_failures();
+	CU_cleanup_registry();
+
+	return num_failures;
+}

test/unit/unittest.sh

@@ -87,6 +87,7 @@ $valgrind $testdir/lib/blobfs/blobfs_bdev.c/blobfs_bdev_ut
 
 $valgrind $testdir/lib/event/subsystem.c/subsystem_ut
 $valgrind $testdir/lib/event/app.c/app_ut
+$valgrind $testdir/lib/event/reactor.c/reactor_ut
 
 $valgrind $testdir/lib/sock/sock.c/sock_ut