Add tests base for lrc

Create a test example with cppunit and add a "make test" option for
running the suite.

Change-Id: I4367adaab1648123aa354fd1a6035f650046dfb0
Reviewed-by: Anthony Léonard <anthony.leonard@savoirfairelinux.com>

CMakeLists.txt

@@ -806,3 +806,22 @@ CONFIGURE_FILE(
 
 ADD_CUSTOM_TARGET(uninstall
     COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_BINARY_DIR}/cmake_uninstall.cmake)
+
+
+IF((${ENABLE_TEST} MATCHES true))
+  FIND_PACKAGE(Cppunit REQUIRED)
+  MESSAGE(STATUS "Is cppunit present? " ${CPPUNIT_FOUND})
+  # unit testing
+  IF (CPPUNIT_FOUND)
+    add_executable(LRCTester
+      test/test_runner.cpp
+      test/example.h
+      test/example.cpp
+    )
+    TARGET_LINK_LIBRARIES(LRCTester
+       -lcppunit
+    )
+    enable_testing()
+    add_test(TEST LRCTester)
+  ENDIF()
+ENDIF()

cmake/FindCppunit.cmake

+INCLUDE(FindPkgConfig)
+PKG_CHECK_MODULES(PC_CPPUNIT "cppunit")
+
+FIND_PATH(CPPUNIT_INCLUDE_DIRS
+    NAMES cppunit/TestCase.h
+    HINTS ${PC_CPPUNIT_INCLUDE_DIR}
+    ${CMAKE_INSTALL_PREFIX}/include
+    PATHS
+    /usr/local/include
+    /usr/include
+)
+
+FIND_LIBRARY(CPPUNIT_LIBRARIES
+    NAMES cppunit
+    HINTS ${PC_CPPUNIT_LIBDIR}
+    ${CMAKE_INSTALL_PREFIX}/lib
+    ${CMAKE_INSTALL_PREFIX}/lib64
+    PATHS
+    ${CPPUNIT_INCLUDE_DIRS}/../lib
+    /usr/local/lib
+    /usr/lib
+)
+
+LIST(APPEND CPPUNIT_LIBRARIES ${CMAKE_DL_LIBS})
+
+INCLUDE(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(CPPUNIT DEFAULT_MSG CPPUNIT_LIBRARIES CPPUNIT_INCLUDE_DIRS)
+MARK_AS_ADVANCED(CPPUNIT_LIBRARIES CPPUNIT_INCLUDE_DIRS)

test/example.cpp

+/*
+ *  Copyright (C) 2017 Savoir-faire Linux Inc.
+ *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
+ *
+ *  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, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.
+ */
+#include "example.h"
+
+#include <iostream>
+
+namespace ring { namespace test {
+
+CPPUNIT_TEST_SUITE_REGISTRATION(ExampleTest);
+
+void
+ExampleTest::test()
+{
+    std::cout << "Hello Ring!" << std::endl;
+    CPPUNIT_ASSERT_EQUAL(1, 1);
+}
+}} // namespace ring::test

test/example.h

+/*
+ *  Copyright (C) 2017 Savoir-faire Linux Inc.
+ *
+ *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
+ *
+ *  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, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.
+ */
+
+#pragma once
+
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+namespace ring { namespace test {
+
+class ExampleTest : public CppUnit::TestFixture {
+
+    CPPUNIT_TEST_SUITE(ExampleTest);
+    CPPUNIT_TEST(test);
+    CPPUNIT_TEST_SUITE_END();
+public:
+    void test();
+};
+
+}} // namespace ring::test

test/test_runner.cpp

+/*
+ *  Copyright (C) 2017 Savoir-faire Linux Inc.
+ *  Author: Sébastien Blin <sebastien.blin@savoirfairelinux.com>
+ *
+ *  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, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.
+ */
+#include <cppunit/extensions/TestFactoryRegistry.h>
+#include <cppunit/ui/text/TestRunner.h>
+#include <cppunit/CompilerOutputter.h>
+#include <iostream>
+
+int main()
+{
+    CppUnit::TestFactoryRegistry &registry = CppUnit::TestFactoryRegistry::getRegistry();
+    CppUnit::Test *suite = registry.makeTest();
+    if (suite->countTestCases() == 0) {
+        std::cout << "No test cases specified for suite" << std::endl;
+        return 1;
+    }
+    CppUnit::TextUi::TestRunner runner;
+    runner.addTest(suite);
+    return runner.run() ? 0 : 1;
+}