{"id":15505,"url":"https://patchwork.libcamera.org/api/patches/15505/?format=json","web_url":"https://patchwork.libcamera.org/patch/15505/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20220322092257.2713521-9-naush@raspberrypi.com>","date":"2022-03-22T09:22:57","name":"[libcamera-devel,v4,8/8] test: Test V4L2BufferCache::isEmpty() member function","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"e0f63f089491ffe1b999d276a932da112e94ddce","submitter":{"id":34,"url":"https://patchwork.libcamera.org/api/people/34/?format=json","name":"Naushir Patuck","email":"naush@raspberrypi.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/15505/mbox/","series":[{"id":2982,"url":"https://patchwork.libcamera.org/api/series/2982/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=2982","date":"2022-03-22T09:22:49","name":"Raspberry Pi: Efficient start/stop/start sequences","version":4,"mbox":"https://patchwork.libcamera.org/series/2982/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/15505/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/15505/checks/","tags":{},"headers":{"Return-Path":"","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 69263BD80A\n\tfor ;\n\tTue, 22 Mar 2022 09:23:11 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 27882632F0;\n\tTue, 22 Mar 2022 10:23:11 +0100 (CET)","from mail-wm1-x329.google.com (mail-wm1-x329.google.com\n\t[IPv6:2a00:1450:4864:20::329])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id C14A5604DC\n\tfor ;\n\tTue, 22 Mar 2022 10:23:06 +0100 (CET)","by mail-wm1-x329.google.com with SMTP id n35so8367024wms.5\n\tfor ;\n\tTue, 22 Mar 2022 02:23:06 -0700 (PDT)","from naush-laptop.pitowers.org\n\t([2a00:1098:3142:14:9e9a:99af:e5a6:319b])\n\tby smtp.gmail.com with ESMTPSA id\n\tr14-20020a05600c35ce00b0038c9f469979sm1471695wmq.40.2022.03.22.02.23.05\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tTue, 22 Mar 2022 02:23:05 -0700 (PDT)"],"DKIM-Signature":["v=1; 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\n\tTue, 22 Mar 2022 02:23:06 -0700 (PDT)","To":"libcamera-devel@lists.libcamera.org","Date":"Tue, 22 Mar 2022 09:22:57 +0000","Message-Id":"<20220322092257.2713521-9-naush@raspberrypi.com>","X-Mailer":"git-send-email 2.25.1","In-Reply-To":"<20220322092257.2713521-1-naush@raspberrypi.com>","References":"<20220322092257.2713521-1-naush@raspberrypi.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH v4 8/8] test: Test\n\tV4L2BufferCache::isEmpty() member function","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","From":"Naushir Patuck via libcamera-devel\n\t","Reply-To":"Naushir Patuck ","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Add a test for V4L2BufferCache::isEmpty() for various levels for cache fullness.\n\nSigned-off-by: Naushir Patuck \n---\n test/v4l2_videodevice/buffer_cache.cpp | 36 ++++++++++++++++++++++++++\n 1 file changed, 36 insertions(+)","diff":"diff --git a/test/v4l2_videodevice/buffer_cache.cpp b/test/v4l2_videodevice/buffer_cache.cpp\nindex b3f2bec11783..5a9aa2199c50 100644\n--- a/test/v4l2_videodevice/buffer_cache.cpp\n+++ b/test/v4l2_videodevice/buffer_cache.cpp\n@@ -126,6 +126,35 @@ public:\n \t\treturn TestPass;\n \t}\n \n+\tint testIsEmpty(const std::vector> &buffers)\n+\t{\n+\t\tV4L2BufferCache cache(buffers.size());\n+\n+\t\tif (!cache.isEmpty())\n+\t\t\treturn TestFail;\n+\n+\t\tfor (auto const &buffer : buffers) {\n+\t\t\tFrameBuffer &b = *buffer.get();\n+\t\t\tcache.get(b);\n+\t\t}\n+\n+\t\tif (cache.isEmpty())\n+\t\t\treturn TestFail;\n+\n+\t\tunsigned int i;\n+\t\tfor (i = 0; i < buffers.size() - 1; i++)\n+\t\t\tcache.put(i);\n+\n+\t\tif (cache.isEmpty())\n+\t\t\treturn TestFail;\n+\n+\t\tcache.put(i);\n+\t\tif (!cache.isEmpty())\n+\t\t\treturn TestFail;\n+\n+\t\treturn TestPass;\n+\t}\n+\n \tint init() override\n \t{\n \t\tstd::random_device rd;\n@@ -204,6 +233,13 @@ public:\n \t\tif (testHot(&cacheHalf, buffers, numBuffers / 2) != TestPass)\n \t\t\treturn TestFail;\n \n+\t\t/*\n+\t\t * Test that the isEmpty function reports the correct result at\n+\t\t * various levels of cache fullness.\n+\t\t */\n+\t\tif (testIsEmpty(buffers) != TestPass)\n+\t\t\treturn TestFail;\n+\n \t\treturn TestPass;\n \t}\n \n","prefixes":["libcamera-devel","v4","8/8"]}