{"id":8993,"url":"https://patchwork.libcamera.org/api/1.1/patches/8993/?format=json","web_url":"https://patchwork.libcamera.org/patch/8993/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/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":"<20200724230841.27838-3-laurent.pinchart@ideasonboard.com>","date":"2020-07-24T23:08:41","name":"[libcamera-devel,2/2] test: Add tests for the Flags class","commit_ref":null,"pull_url":null,"state":"changes-requested","archived":false,"hash":"0462039a9772e4c9e1b9aadce60e9c82cd283fb1","submitter":{"id":2,"url":"https://patchwork.libcamera.org/api/1.1/people/2/?format=json","name":"Laurent Pinchart","email":"laurent.pinchart@ideasonboard.com"},"delegate":{"id":14,"url":"https://patchwork.libcamera.org/api/1.1/users/14/?format=json","username":"pinchartl","first_name":"Laurent","last_name":"Pinchart","email":"laurent.pinchart@ideasonboard.com"},"mbox":"https://patchwork.libcamera.org/patch/8993/mbox/","series":[{"id":1143,"url":"https://patchwork.libcamera.org/api/1.1/series/1143/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=1143","date":"2020-07-24T23:08:39","name":"libcamera: Add type-safe enum-based flags","version":1,"mbox":"https://patchwork.libcamera.org/series/1143/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/8993/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/8993/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 59195BD878\n\tfor <parsemail@patchwork.libcamera.org>;\n\tFri, 24 Jul 2020 23:08:57 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id D9B7661366;\n\tSat, 25 Jul 2020 01:08:56 +0200 (CEST)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id D8D1260939\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tSat, 25 Jul 2020 01:08:55 +0200 (CEST)","from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi\n\t[81.175.216.236])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 711BD538\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tSat, 25 Jul 2020 01:08:52 +0200 (CEST)"],"Authentication-Results":"lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"nfflp8g/\"; 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charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"},"content":"Add tests that exercise the whole API of the Flags class.\n\nSigned-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n test/flags.cpp   | 204 +++++++++++++++++++++++++++++++++++++++++++++++\n test/meson.build |   1 +\n 2 files changed, 205 insertions(+)\n create mode 100644 test/flags.cpp","diff":"diff --git a/test/flags.cpp b/test/flags.cpp\nnew file mode 100644\nindex 000000000000..82eca556f35e\n--- /dev/null\n+++ b/test/flags.cpp\n@@ -0,0 +1,204 @@\n+/* SPDX-License-Identifier: GPL-2.0-or-later */\n+/*\n+ * Copyright (C) 2020, Google Inc.\n+ *\n+ * flags.cpp - Flags tests\n+ */\n+\n+#include <iostream>\n+\n+#include <libcamera/flags.h>\n+\n+#include \"test.h\"\n+\n+using namespace libcamera;\n+using namespace std;\n+\n+class FlagsTest : public Test\n+{\n+protected:\n+\tenum class Option {\n+\t\tFirst = (1 << 0),\n+\t\tSecond = (1 << 1),\n+\t\tThird = (1 << 2),\n+\t};\n+\n+\tusing Options = Flags<Option>;\n+\n+\tenum class Mode {\n+\t\tAlpha = (1 << 0),\n+\t\tBeta = (1 << 2),\n+\t\tGamma = (1 << 2),\n+\t};\n+\n+\tusing Modes = Flags<Mode>;\n+\n+\tint run() override;\n+};\n+\n+namespace libcamera {\n+\n+LIBCAMERA_FLAGS_ENABLE_OPERATORS(FlagsTest::Option)\n+\n+} /* namespace libcamera */\n+\n+int FlagsTest::run()\n+{\n+\t/* Commented-out constructs are expected not compile. */\n+\n+\t/* Flags<int> f; */\n+\n+\t/*\n+\t * Unary operators with enum argument.\n+\t */\n+\n+\tOptions options;\n+\n+\tif (options) {\n+\t\tcerr << \"Default-constructed Flags<> is not zero\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\toptions |= Option::First;\n+\n+\tif (!options || options != Option::First) {\n+\t\tcerr << \"Unary bitwise OR with enum failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\t/* options &= Mode::Alpha; */\n+\t/* options |= Mode::Beta;  */\n+\t/* options ^= Mode::Gamma; */\n+\n+\toptions &= ~Option::First;\n+\n+\tif (options) {\n+\t\tcerr << \"Unary bitwise AND with enum failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\toptions ^= Option::Second;\n+\n+\tif (options != Option::Second) {\n+\t\tcerr << \"Unary bitwise XOR with enum failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\toptions = Options();\n+\n+\t/*\n+\t * Unary operators with Flags argument.\n+\t */\n+\n+\toptions |= Options(Option::First);\n+\n+\tif (options != Option::First) {\n+\t\tcerr << \"Unary bitwise OR with Flags<> failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\t/* options &= Options(Mode::Alpha); */\n+\t/* options |= Options(Mode::Beta);  */\n+\t/* options ^= Options(Mode::Gamma); */\n+\n+\toptions &= ~Options(Option::First);\n+\n+\tif (options) {\n+\t\tcerr << \"Unary bitwise AND with Flags<> failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\toptions ^= Options(Option::Second);\n+\n+\tif (options != Option::Second) {\n+\t\tcerr << \"Unary bitwise XOR with Flags<> failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\toptions = Options();\n+\n+\t/*\n+\t * Binary operators with enum argument.\n+\t */\n+\n+\toptions = options | Option::First;\n+\n+\tif (!(options & Option::First)) {\n+\t\tcerr << \"Binary bitwise OR with enum failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\t/* options = options & Mode::Alpha; */\n+\t/* options = options | Mode::Beta;  */\n+\t/* options = options ^ Mode::Gamma; */\n+\n+\toptions = options & ~Option::First;\n+\n+\tif (options != (Option::First & Option::Second)) {\n+\t\tcerr << \"Binary bitwise AND with enum failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\toptions = options ^ (Option::First ^ Option::Second);\n+\n+\tif (options != (Option::First | Option::Second)) {\n+\t\tcerr << \"Binary bitwise XOR with enum failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\toptions = Options();\n+\n+\t/*\n+\t * Binary operators with Flags argument.\n+\t */\n+\n+\toptions |= Options(Option::First);\n+\n+\tif (!(options & Option::First)) {\n+\t\tcerr << \"Binary bitwise OR with Flags<> failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\t/* options = options & Options(Mode::Alpha); */\n+\t/* options = options | Options(Mode::Beta);  */\n+\t/* options = options ^ Options(Mode::Gamma); */\n+\n+\toptions = options & ~Options(Option::First);\n+\n+\tif (options) {\n+\t\tcerr << \"Binary bitwise AND with Flags<> failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\toptions = options ^ Options(Option::Second);\n+\n+\tif (options != Option::Second) {\n+\t\tcerr << \"Binary bitwise XOR with Flags<> failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\toptions = Options();\n+\n+\t/*\n+\t * Conversion operators.\n+\t */\n+\toptions |= Option::First | Option::Second | Option::Third;\n+\tif (static_cast<Options::Type>(options) != 7) {\n+\t\tcerr << \"Cast to underlying type failed\" << endl;\n+\t\treturn TestFail;\n+\t}\n+\n+\t/*\n+\t * Conversion of the result of ninary operators on the underlying enum.\n+\t */\n+\n+\t/* unsigned int val1 = Option::First; */\n+\t/* unsigned int val2 = ~Option::First; */\n+\t/* unsigned int val3 = Option::First | Option::Second; */\n+\t/* Option val4 = ~Option::First; */\n+\t/* Option val5 = Option::First | Option::Second; */\n+\n+\treturn TestPass;\n+}\n+\n+TEST_REGISTER(FlagsTest)\ndiff --git a/test/meson.build b/test/meson.build\nindex f41d6e740e6a..81b20521e8cb 100644\n--- a/test/meson.build\n+++ b/test/meson.build\n@@ -31,6 +31,7 @@ internal_tests = [\n     ['event-thread',                    'event-thread.cpp'],\n     ['file',                            'file.cpp'],\n     ['file-descriptor',                 'file-descriptor.cpp'],\n+    ['flags',                           'flags.cpp'],\n     ['hotplug-cameras',                 'hotplug-cameras.cpp'],\n     ['message',                         'message.cpp'],\n     ['object',                          'object.cpp'],\n","prefixes":["libcamera-devel","2/2"]}