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{ "id": 14399, "url": "https://patchwork.libcamera.org/api/patches/14399/?format=api", "web_url": "https://patchwork.libcamera.org/patch/14399/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20211028111520.256612-5-jacopo@jmondi.org>", "date": "2021-10-28T11:15:14", "name": "[libcamera-devel,04/10] test: Add test for the Fence class", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "2fad11577999cfeb1a33e015872de611748e0216", "submitter": { "id": 3, "url": "https://patchwork.libcamera.org/api/people/3/?format=api", "name": "Jacopo Mondi", "email": "jacopo@jmondi.org" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/14399/mbox/", "series": [ { "id": 2674, "url": "https://patchwork.libcamera.org/api/series/2674/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=2674", "date": "2021-10-28T11:15:10", "name": "libcamera: Introduce Fence support", "version": 1, "mbox": "https://patchwork.libcamera.org/series/2674/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/14399/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/14399/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "X-Original-To": "parsemail@patchwork.libcamera.org", "Delivered-To": "parsemail@patchwork.libcamera.org", "Received": [ "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 8A7C4C324E\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 28 Oct 2021 11:14:47 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id DDD2360334;\n\tThu, 28 Oct 2021 13:14:46 +0200 (CEST)", "from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net\n\t[217.70.183.199])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 63722600BA\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 28 Oct 2021 13:14:39 +0200 (CEST)", "(Authenticated sender: jacopo@jmondi.org)\n\tby relay9-d.mail.gandi.net (Postfix) with ESMTPSA id E8CD5FF80B;\n\tThu, 28 Oct 2021 11:14:38 +0000 (UTC)" ], "From": "Jacopo Mondi <jacopo@jmondi.org>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Thu, 28 Oct 2021 13:15:14 +0200", "Message-Id": "<20211028111520.256612-5-jacopo@jmondi.org>", "X-Mailer": "git-send-email 2.33.1", "In-Reply-To": "<20211028111520.256612-1-jacopo@jmondi.org>", "References": "<20211028111520.256612-1-jacopo@jmondi.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH 04/10] test: Add test for the Fence class", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Add a test for the Fence class by testing completion and expiration of\na Fence and testing that move semantic is implemented correctly.\n\nSigned-off-by: Jacopo Mondi <jacopo@jmondi.org>\n---\n test/fence.cpp | 148 +++++++++++++++++++++++++++++++++++++++++++++++\n test/meson.build | 1 +\n 2 files changed, 149 insertions(+)\n create mode 100644 test/fence.cpp", "diff": "diff --git a/test/fence.cpp b/test/fence.cpp\nnew file mode 100644\nindex 000000000000..9fb92b1c250b\n--- /dev/null\n+++ b/test/fence.cpp\n@@ -0,0 +1,148 @@\n+/* SPDX-License-Identifier: GPL-2.0-or-later */\n+/*\n+ * Copyright (C) 2019, Google Inc.\n+ *\n+ * fence.cpp - Fence test\n+ */\n+\n+#include <iostream>\n+#include <sys/eventfd.h>\n+#include <unistd.h>\n+\n+#include <libcamera/base/event_dispatcher_poll.h>\n+#include <libcamera/base/thread.h>\n+#include <libcamera/base/timer.h>\n+#include <libcamera/internal/fence.h>\n+\n+#include \"test.h\"\n+\n+using namespace libcamera;\n+using namespace std;\n+\n+class FenceTest : public Test\n+{\n+protected:\n+\tint init();\n+\tint run();\n+\tvoid cleanup();\n+\n+private:\n+\tvoid timeout();\n+\tvoid completed();\n+\n+\tint eventfd_;\n+\tTimer timer_;\n+\tEventDispatcher *dispatcher;\n+\tFence *fence_;\n+};\n+\n+int FenceTest::init()\n+{\n+\ttimer_.timeout.connect(this, &FenceTest::timeout);\n+\tdispatcher = Thread::current()->eventDispatcher();\n+\n+\teventfd_ = eventfd(0, EFD_CLOEXEC | EFD_NONBLOCK);\n+\tif (eventfd_ < 0) {\n+\t\tcerr << \"Unable to create eventfd\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\tfence_ = new Fence(eventfd_);\n+\tif (!eventfd_) {\n+\t\tcerr << \"Fence creation should not reset the file descriptor\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\tif (fence_->fd() != eventfd_) {\n+\t\tcerr << \"Fence file descriptor should not be duplicated\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\tfence_->complete.connect(this, &FenceTest::completed);\n+\n+\treturn 0;\n+}\n+\n+void FenceTest::timeout()\n+{\n+\tuint64_t value = 1;\n+\tssize_t ret = write(eventfd_, &value, sizeof(value));\n+\tif (ret != sizeof(value))\n+\t\tcerr << \"Failed to write to event fd\" << endl;\n+\n+\t/* Let the fence complete on the eventfd read event. */\n+\tdispatcher->processEvents();\n+}\n+\n+void FenceTest::completed()\n+{\n+\tif (fence_->expired())\n+\t\treturn;\n+\n+\tuint64_t value;\n+\tssize_t ret = read(eventfd_, &value, sizeof(value));\n+\tif (ret != sizeof(value))\n+\t\tcerr << \"Failed to read from event fd\" << endl;\n+}\n+\n+int FenceTest::run()\n+{\n+\t/* Activate the fence and schedule a wake-up before it expires. */\n+\tfence_->enable();\n+\ttimer_.start(50);\n+\n+\tdispatcher->processEvents();\n+\n+\tif (fence_->expired()) {\n+\t\tcerr << \"Fence should not have expired\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\tif (!fence_->completed()) {\n+\t\tcerr << \"Fence should have completed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\t/* Now let the fence expire. */\n+\tfence_->enable();\n+\tdispatcher->processEvents();\n+\n+\tif (fence_->completed()) {\n+\t\tcerr << \"Fence should not have completed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\tif (!fence_->expired()) {\n+\t\tcerr << \"Fence should have expired\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\t/*\n+\t * Test fence move semantic.\n+\t *\n+\t * Create two temporary fences and verify we can move them.\n+\t */\n+\tFence fence1(eventfd_, 500);\n+\tFence fence2(0, 500);\n+\tfence2 = std::move(fence1);\n+\n+\tif (fence1.fd() != -1) {\n+\t\tcerr << \"A moved fence should have an invalid fd\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\tif (fence2.fd() != eventfd_ || fence2.timeout() != 500) {\n+\t\tcerr << \"Faile to move fence\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\treturn 0;\n+}\n+\n+void FenceTest::cleanup()\n+{\n+\tclose(eventfd_);\n+\tdelete fence_;\n+}\n+\n+TEST_REGISTER(FenceTest)\ndiff --git a/test/meson.build b/test/meson.build\nindex d0466f17d7b6..377e392628bf 100644\n--- a/test/meson.build\n+++ b/test/meson.build\n@@ -40,6 +40,7 @@ internal_tests = [\n ['event-dispatcher', 'event-dispatcher.cpp'],\n ['event-thread', 'event-thread.cpp'],\n ['file', 'file.cpp'],\n+ ['fence', 'fence.cpp'],\n ['file-descriptor', 'file-descriptor.cpp'],\n ['flags', 'flags.cpp'],\n ['hotplug-cameras', 'hotplug-cameras.cpp'],\n", "prefixes": [ "libcamera-devel", "04/10" ] }