From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on archive.lwn.net X-Spam-Level: X-Spam-Status: No, score=-13.6 required=5.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI,USER_IN_DEF_DKIM_WL autolearn=unavailable autolearn_force=no version=3.4.2 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by archive.lwn.net (Postfix) with ESMTP id 699717D91A for ; Wed, 1 May 2019 23:04:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726518AbfEAXEy (ORCPT ); Wed, 1 May 2019 19:04:54 -0400 Received: from mail-oi1-f201.google.com ([209.85.167.201]:52037 "EHLO mail-oi1-f201.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726242AbfEAXEb (ORCPT ); Wed, 1 May 2019 19:04:31 -0400 Received: by mail-oi1-f201.google.com with SMTP id a29so324622oiy.18 for ; Wed, 01 May 2019 16:04:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=OvFsjJX2Uyffa7cEX+3tzIASfZRboLmkTB5evz5SdF8=; b=qPlP4wtsZ4AQcatp9BF+OrCpLj05h8DEI/0tQy+x1kv62wInQV0ExwEGLaSfmw4wfx vw6ztQSToC85b77HPNuG6YPhcRe0VFLQbcP0C/R1n6r629R/7oepiRk83g6gb7uqUAJU x14XDp7hhyem57L5ZmWaQpCTC4n6fOPvcu7bARwPtL5iDm7KlAjijzVRvklVx5yPNctL XBOagQedBEK5DjJEdzWuRUIWOF/83Nj815rfBHZy2kbBvKLDAanbKfijUzWAe9klznKB RZeGENHbw5NMnYDuLHKUvQCi3lF7/v6gdZ3ySbcQdAiu336KQzA3HXAE7rqRLgY7Ls3v J8lw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=OvFsjJX2Uyffa7cEX+3tzIASfZRboLmkTB5evz5SdF8=; b=P4r9t7EXNucuhZvJythm/SiSvl7Z6r42MLW9m+UemObcXfRVyUBnn41/u7w9vA45w8 Qz1HDkWE4mfBO5I0xB4Sj4yBXG19GuOVGg7dXmPCXBHPxXhTt2AI6JH1I+OqKfkG8Mob UDS+T52Fdw0BryYiXz54Bfi4CkLuc2C9ol+AslfLDggQvUqm990JegXlKgQJdEdcS3ei iTSXblqTHy+6HiyhPyk2jhKKGTCdJKUEo3xLiZVxqVM/xN+sv0QaOgvKD0jCzUCrnOxy 4YNEC0i7skZjPmQuDKmUjXnax40V5EVr4TvYCX1a4JMW7X5s3FinHze56kPa8c9QxpQO AxXQ== X-Gm-Message-State: APjAAAVOP5HxQQD1bMcDMoWIHnBhXE6YHrmZd8XXJkJpmOZ/oDmMGy05 WcQS5iWHaMcdyNc8yhMzOmE5R6hxLkQKQOHpaPle9g== X-Google-Smtp-Source: APXvYqwURwsTc0EBmXs/5Frvf/VNd5IIE0WpLM5wqVrJUnNg2ceQ9OXpweFVzu+hmZ8XaVWtbRFH9X4o3/ZG9dzoOx/vwg== X-Received: by 2002:aca:d557:: with SMTP id m84mr506901oig.50.1556751870612; Wed, 01 May 2019 16:04:30 -0700 (PDT) Date: Wed, 1 May 2019 16:01:20 -0700 In-Reply-To: <20190501230126.229218-1-brendanhiggins@google.com> Message-Id: <20190501230126.229218-12-brendanhiggins@google.com> Mime-Version: 1.0 References: <20190501230126.229218-1-brendanhiggins@google.com> X-Mailer: git-send-email 2.21.0.593.g511ec345e18-goog Subject: [PATCH v2 11/17] kunit: test: add test managed resource tests From: Brendan Higgins To: frowand.list@gmail.com, gregkh@linuxfoundation.org, keescook@google.com, kieran.bingham@ideasonboard.com, mcgrof@kernel.org, robh@kernel.org, sboyd@kernel.org, shuah@kernel.org Cc: devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, kunit-dev@googlegroups.com, linux-doc@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-nvdimm@lists.01.org, linux-um@lists.infradead.org, Alexander.Levin@microsoft.com, Tim.Bird@sony.com, amir73il@gmail.com, dan.carpenter@oracle.com, dan.j.williams@intel.com, daniel@ffwll.ch, jdike@addtoit.com, joel@jms.id.au, julia.lawall@lip6.fr, khilman@baylibre.com, knut.omang@oracle.com, logang@deltatee.com, mpe@ellerman.id.au, pmladek@suse.com, richard@nod.at, rientjes@google.com, rostedt@goodmis.org, wfg@linux.intel.com, Avinash Kondareddy , Brendan Higgins Content-Type: text/plain; charset="UTF-8" Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org From: Avinash Kondareddy Tests how tests interact with test managed resources in their lifetime. Signed-off-by: Avinash Kondareddy Signed-off-by: Brendan Higgins --- kunit/test-test.c | 122 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 122 insertions(+) diff --git a/kunit/test-test.c b/kunit/test-test.c index 4bd7a34d0a6cb..54add8ca418a0 100644 --- a/kunit/test-test.c +++ b/kunit/test-test.c @@ -135,3 +135,125 @@ static struct kunit_module kunit_try_catch_test_module = { .test_cases = kunit_try_catch_test_cases, }; module_test(kunit_try_catch_test_module); + +/* + * Context for testing test managed resources + * is_resource_initialized is used to test arbitrary resources + */ +struct kunit_test_resource_context { + struct kunit test; + bool is_resource_initialized; +}; + +static int fake_resource_init(struct kunit_resource *res, void *context) +{ + struct kunit_test_resource_context *ctx = context; + + res->allocation = &ctx->is_resource_initialized; + ctx->is_resource_initialized = true; + return 0; +} + +static void fake_resource_free(struct kunit_resource *res) +{ + bool *is_resource_initialized = res->allocation; + + *is_resource_initialized = false; +} + +static void kunit_resource_test_init_resources(struct kunit *test) +{ + struct kunit_test_resource_context *ctx = test->priv; + + kunit_init_test(&ctx->test, "testing_test_init_test"); + + KUNIT_EXPECT_TRUE(test, list_empty(&ctx->test.resources)); +} + +static void kunit_resource_test_alloc_resource(struct kunit *test) +{ + struct kunit_test_resource_context *ctx = test->priv; + struct kunit_resource *res; + kunit_resource_free_t free = fake_resource_free; + + res = kunit_alloc_resource(&ctx->test, + fake_resource_init, + fake_resource_free, + ctx); + + KUNIT_ASSERT_NOT_ERR_OR_NULL(test, res); + KUNIT_EXPECT_EQ(test, &ctx->is_resource_initialized, res->allocation); + KUNIT_EXPECT_TRUE(test, list_is_last(&res->node, &ctx->test.resources)); + KUNIT_EXPECT_EQ(test, free, res->free); +} + +static void kunit_resource_test_free_resource(struct kunit *test) +{ + struct kunit_test_resource_context *ctx = test->priv; + struct kunit_resource *res = kunit_alloc_resource(&ctx->test, + fake_resource_init, + fake_resource_free, + ctx); + + kunit_free_resource(&ctx->test, res); + + KUNIT_EXPECT_EQ(test, false, ctx->is_resource_initialized); + KUNIT_EXPECT_TRUE(test, list_empty(&ctx->test.resources)); +} + +static void kunit_resource_test_cleanup_resources(struct kunit *test) +{ + int i; + struct kunit_test_resource_context *ctx = test->priv; + struct kunit_resource *resources[5]; + + for (i = 0; i < ARRAY_SIZE(resources); i++) { + resources[i] = kunit_alloc_resource(&ctx->test, + fake_resource_init, + fake_resource_free, + ctx); + } + + kunit_cleanup(&ctx->test); + + KUNIT_EXPECT_TRUE(test, list_empty(&ctx->test.resources)); +} + +static int kunit_resource_test_init(struct kunit *test) +{ + struct kunit_test_resource_context *ctx = + kzalloc(sizeof(*ctx), GFP_KERNEL); + + if (!ctx) + return -ENOMEM; + + test->priv = ctx; + + kunit_init_test(&ctx->test, "test_test_context"); + + return 0; +} + +static void kunit_resource_test_exit(struct kunit *test) +{ + struct kunit_test_resource_context *ctx = test->priv; + + kunit_cleanup(&ctx->test); + kfree(ctx); +} + +static struct kunit_case kunit_resource_test_cases[] = { + KUNIT_CASE(kunit_resource_test_init_resources), + KUNIT_CASE(kunit_resource_test_alloc_resource), + KUNIT_CASE(kunit_resource_test_free_resource), + KUNIT_CASE(kunit_resource_test_cleanup_resources), + {}, +}; + +static struct kunit_module kunit_resource_test_module = { + .name = "kunit-resource-test", + .init = kunit_resource_test_init, + .exit = kunit_resource_test_exit, + .test_cases = kunit_resource_test_cases, +}; +module_test(kunit_resource_test_module); -- 2.21.0.593.g511ec345e18-goog