diff options
| -rw-r--r-- | test/Makefile.am | 12 | ||||
| -rw-r--r-- | test/semaphoretest.cc | 87 |
2 files changed, 98 insertions, 1 deletions
diff --git a/test/Makefile.am b/test/Makefile.am index 1b4470d..e8d9a75 100644 --- a/test/Makefile.am +++ b/test/Makefile.am @@ -5,7 +5,8 @@ include $(top_srcdir)/src/Makefile.am.drumgizmo TESTS = resource engine gui resampler lv2 configfile audiocache \ audiocachefile audiocacheidmanager audiocacheeventhandler \ - memchecker randomtest atomictest syncedsettingstest imagecachetest + memchecker randomtest atomictest syncedsettingstest imagecachetest \ + semaphoretest check_PROGRAMS = $(TESTS) @@ -164,3 +165,12 @@ imagecachetest_SOURCES = \ $(top_srcdir)/plugingui/colour.cc \ imagecachetest.cc \ test.cc + +semaphoretest_CXXFLAGS = -DOUTPUT=\"semaphoretest\" $(CPPUNIT_CFLAGS) \ + -I$(top_srcdir)/src -I$(top_srcdir)/hugin +semaphoretest_LDFLAGS = $(CPPUNIT_LIBS) +semaphoretest_SOURCES = \ + $(top_srcdir)/hugin/hugin.c \ + $(top_srcdir)/src/semaphore.cc \ + semaphoretest.cc \ + test.cc diff --git a/test/semaphoretest.cc b/test/semaphoretest.cc new file mode 100644 index 0000000..3211930 --- /dev/null +++ b/test/semaphoretest.cc @@ -0,0 +1,87 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * semaphoretest.cc + * + * Tue Jun 14 22:04:24 CEST 2016 + * Copyright 2016 Bent Bisballe Nyeng + * deva@aasimon.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo 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; either version 3 of the License, or + * (at your option) any later version. + * + * DrumGizmo 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 DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include <cppunit/extensions/HelperMacros.h> + +#include <cassert> + +#include <chrono> +#include <iostream> + +#include "../src/semaphore.h" + +std::chrono::nanoseconds dist(const std::chrono::duration<float>& a, + const std::chrono::duration<float>& b) +{ + if(a > b) + { + return std::chrono::duration_cast<std::chrono::nanoseconds>(a - b); + } + + return std::chrono::duration_cast<std::chrono::nanoseconds>(b - a); +} + +class SemaphoreTest + : public CppUnit::TestFixture +{ + CPPUNIT_TEST_SUITE(SemaphoreTest); + CPPUNIT_TEST(timeoutTest); + CPPUNIT_TEST_SUITE_END(); + +public: + void setUp() {} + void tearDown() {} + + void timeoutTest() + { + Semaphore sem(0); + + { // 1000ms timeout + auto start = std::chrono::steady_clock::now(); + bool res = sem.wait(std::chrono::milliseconds(1000)); + CPPUNIT_ASSERT(!res); // false means timeout + auto stop = std::chrono::steady_clock::now(); + + // Allow +/-1ms skew + CPPUNIT_ASSERT(dist((stop - start), std::chrono::milliseconds(1000)) + < std::chrono::milliseconds(1)); + } + + { // 100ms timeout + auto start = std::chrono::steady_clock::now(); + bool res = sem.wait(std::chrono::milliseconds(100)); + CPPUNIT_ASSERT(!res); // false means timeout + auto stop = std::chrono::steady_clock::now(); + + // Allow +/-1ms skew + CPPUNIT_ASSERT(dist((stop - start), std::chrono::milliseconds(100)) + < std::chrono::milliseconds(1)); + } + } +}; + +// Registers the fixture into the 'registry' +CPPUNIT_TEST_SUITE_REGISTRATION(SemaphoreTest); |