From patchwork Wed Jan 23 08:59:20 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 345 Return-Path: Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id F05B260B1B for ; Wed, 23 Jan 2019 09:59:28 +0100 (CET) Received: from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi [81.175.216.236]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 796A923E for ; Wed, 23 Jan 2019 09:59:28 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1548233968; bh=tOq3daofVJtoyVGMU7+wS2iGWp06621AVcof4maOSQ8=; h=From:To:Subject:Date:In-Reply-To:References:From; b=gCBxu8TofLYIBHHjI4G/g2jqokow+hXe7M822+bxMilEEDzGhpRtBZYe9qieUKVzq CQMc66QmzTJ+tWB0VS/JY+Wk+MWBbWNkSYNCoE2pm695JPueQ88tfHx7vTEILL5ygV +CUsFhpKrsu1xPSB0Ez2t1nriLuUIrxHC++pg5IA= From: Laurent Pinchart To: libcamera-devel@lists.libcamera.org Date: Wed, 23 Jan 2019 10:59:20 +0200 Message-Id: <20190123085923.12524-2-laurent.pinchart@ideasonboard.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20190123085923.12524-1-laurent.pinchart@ideasonboard.com> References: <20190123085923.12524-1-laurent.pinchart@ideasonboard.com> MIME-Version: 1.0 Subject: [libcamera-devel] [PATCH 1/4] tests: Test event dispatcher interruption by signal X-BeenThere: libcamera-devel@lists.libcamera.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Jan 2019 08:59:29 -0000 Add a test to verify that the event dispatcher correctly restarts event processing when interrupted by a signal. The test currently fails as this feature isn't implemented. Signed-off-by: Laurent Pinchart Reviewed-by: Kieran Bingham --- test/event-dispatcher.cpp | 73 +++++++++++++++++++++++++++++++++++++++ test/meson.build | 9 ++--- 2 files changed, 78 insertions(+), 4 deletions(-) create mode 100644 test/event-dispatcher.cpp diff --git a/test/event-dispatcher.cpp b/test/event-dispatcher.cpp new file mode 100644 index 000000000000..06c2657f09d6 --- /dev/null +++ b/test/event-dispatcher.cpp @@ -0,0 +1,73 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2019, Google Inc. + * + * event-dispatcher.cpp - Event dispatcher test + */ + +#include +#include +#include + +#include +#include +#include + +#include "test.h" + +using namespace std; +using namespace libcamera; + +class EventDispatcherTest : public Test +{ +protected: + static void sigAlarmHandler(int) + { + cout << "SIGALARM received" << endl; + } + + int init() + { + struct sigaction sa = {}; + sa.sa_handler = &sigAlarmHandler; + sigaction(SIGALRM, &sa, nullptr); + + return 0; + } + + int run() + { + EventDispatcher *dispatcher = CameraManager::instance()->eventDispatcher(); + Timer timer; + + /* Event processing interruption by signal. */ + struct timespec start; + clock_gettime(CLOCK_MONOTONIC, &start); + + timer.start(1000); + + struct itimerval itimer = {}; + itimer.it_value.tv_usec = 500000; + setitimer(ITIMER_REAL, &itimer, nullptr); + + dispatcher->processEvents(); + + struct timespec stop; + clock_gettime(CLOCK_MONOTONIC, &stop); + int duration = (stop.tv_sec - start.tv_sec) * 1000; + duration += (stop.tv_nsec - start.tv_nsec) / 1000000; + + if (abs(duration - 1000) > 50) { + cout << "Event processing restart test failed" << endl; + return TestFail; + } + + return TestPass; + } + + void cleanup() + { + } +}; + +TEST_REGISTER(EventDispatcherTest) diff --git a/test/meson.build b/test/meson.build index 8cdcae2c9e87..d515a716207e 100644 --- a/test/meson.build +++ b/test/meson.build @@ -5,10 +5,11 @@ subdir('pipeline') subdir('v4l2_device') public_tests = [ - ['event', 'event.cpp'], - ['list-cameras', 'list-cameras.cpp'], - ['signal', 'signal.cpp'], - ['timer', 'timer.cpp'], + ['event', 'event.cpp'], + ['event-dispatcher', 'event-dispatcher.cpp'], + ['list-cameras', 'list-cameras.cpp'], + ['signal', 'signal.cpp'], + ['timer', 'timer.cpp'], ] internal_tests = [