From patchwork Tue May 14 22:17:05 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Brendan Higgins X-Patchwork-Id: 1099797 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=linux-um-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="O/sbg3L7"; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=google.com header.i=@google.com header.b="r21t6aRT"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 453XD45FDfz9sDn for ; Wed, 15 May 2019 08:19:32 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:From:Subject:References:Mime-Version :Message-Id:In-Reply-To:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=N4MthtsdwgW8byHWues5kDowYxUpNF/lCA535tn+B/4=; b=O/sbg3L7ks+9jW HlbUqet5wnyGc75tT+5j6IynGPC5hCB/jlovNpIT2IC+snYsBWgcuNvN/ZpBPazlxYCEDgIIcyW0o ktaNsgkZfSxQWahhUhsgyf4RMnCX60E9Yilslenh5j9PNmrRmdR59XMjN7BciOFu21NyT6iztPJcZ jC460UlS839I5RcPZN7M38STGGVQzKYDYqWPvfdYgX4gQNys4YvsaX+zsowgK/TxIG4h/snxsarnU VEgDe4G2/2thVPYU++3jwx0qiExbWtF+EWQ02dycmlXihegs36BYlwl54dVfCR4vdSxeJiNQ74Bwj azhIIz9UIgByfUlDKseg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hQfld-00012J-R7; Tue, 14 May 2019 22:19:25 +0000 Received: from mail-ua1-x949.google.com ([2607:f8b0:4864:20::949]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hQfla-00010x-Os for linux-um@lists.infradead.org; Tue, 14 May 2019 22:19:24 +0000 Received: by mail-ua1-x949.google.com with SMTP id m5so272942uak.11 for ; Tue, 14 May 2019 15:19:21 -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=AF/X8kcACMWJnbuDnmgRNv7b9D+v3mQnlvpAU165Bwk=; b=r21t6aRT31vNmpHaVPznC01sm7g+B5zt/jTVYWwmuo0cnbatwvGtXsLMEJPXX6zEoP FG3OW9ubxqr6YCydWl32PTlnIP7SYUwByExlaXM73wCCQ3+2tkORRsltrNpqpbXQAKQg ku0N9dvnOgGjgRfcIXdfuvX2dM54j/nmqegoGcJfCjZDaf+BMlJLXI3iiPCpya8XU7JY LFx44FuKPcAW8WiTPQ77zyWJaQZ0s7aW4VktCc8mNlE+0W32KYe3nQSnwjK1QUMtqM++ KyJhT61S+DwD9fzuSDjvEkFIs3xDUSokTOYs4rKLJCr+FihvewVZ18EwM5Kjq9T6C4GP S+fw== 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=AF/X8kcACMWJnbuDnmgRNv7b9D+v3mQnlvpAU165Bwk=; b=gfIBVfm4RaVuv7oMxeHJmw5UU1FBIh2mZz74wFVHMEtUua8AR0bW7uegyDtr4RLVuI vioIcDghgjpbEKASRr7m3BYHUzhhNUZ6hG9vadTKFTZnOuJahH3acv4ChwompypRIuFI I1DA8dqVK2LiWJryPFfZ9WHN25IOttUHkOV/R1woAoHvJBWIT9UVePrnGR6mgY32nlYU f9MT0pByQIx8HpXwufS3d2MjBoAE2VGhE8LWpXAsahWO/OQ3pACcNUdtMzv73Cwlv+f6 3iBHJpUKBpOACbpXMJYnXFClZswhtP0jR/xVSZI3zSZgcy1ygX7w3YDxmp3aDYDSTdKK jPbQ== X-Gm-Message-State: APjAAAX/nadU4PkB/683Ez1Qc/WbahCxnFAtz52gPWq+2itH0EYbyFWT Ua2s1sIGsq6KruYIsq+/tIn0RjxCNscTj3gKCf+Mgw== X-Google-Smtp-Source: APXvYqwzDzsNPOfRnQOJWWw03pWCA5Fjhb1qGAZ4OtAQmohRvasBoIqNe/10w5aP2fIkCU3ca5rLrh+9ahCG9LjIfitkeg== X-Received: by 2002:a67:c508:: with SMTP id e8mr3376906vsk.18.1557872360849; Tue, 14 May 2019 15:19:20 -0700 (PDT) Date: Tue, 14 May 2019 15:17:05 -0700 In-Reply-To: <20190514221711.248228-1-brendanhiggins@google.com> Message-Id: <20190514221711.248228-13-brendanhiggins@google.com> Mime-Version: 1.0 References: <20190514221711.248228-1-brendanhiggins@google.com> X-Mailer: git-send-email 2.21.0.1020.gf2820cf01a-goog Subject: [PATCH v4 12/18] kunit: test: add tests for KUnit managed resources From: Brendan Higgins To: frowand.list@gmail.com, gregkh@linuxfoundation.org, jpoimboe@redhat.com, keescook@google.com, kieran.bingham@ideasonboard.com, mcgrof@kernel.org, peterz@infradead.org, robh@kernel.org, sboyd@kernel.org, shuah@kernel.org, tytso@mit.edu, yamada.masahiro@socionext.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190514_151922_814994_F2F0A372 X-CRM114-Status: UNSURE ( 9.15 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -7.7 (-------) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-7.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:949 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -7.5 USER_IN_DEF_DKIM_WL From: address is in the default DKIM white-list 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.0 DKIMWL_WL_MED DKIMwl.org - Medium sender X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: pmladek@suse.com, linux-doc@vger.kernel.org, amir73il@gmail.com, Brendan Higgins , dri-devel@lists.freedesktop.org, Alexander.Levin@microsoft.com, linux-kselftest@vger.kernel.org, linux-nvdimm@lists.01.org, khilman@baylibre.com, knut.omang@oracle.com, wfg@linux.intel.com, joel@jms.id.au, rientjes@google.com, jdike@addtoit.com, dan.carpenter@oracle.com, devicetree@vger.kernel.org, linux-kbuild@vger.kernel.org, Tim.Bird@sony.com, Avinash Kondareddy , linux-um@lists.infradead.org, rostedt@goodmis.org, julia.lawall@lip6.fr, kunit-dev@googlegroups.com, richard@nod.at, rdunlap@infradead.org, linux-kernel@vger.kernel.org, daniel@ffwll.ch, mpe@ellerman.id.au, linux-fsdevel@vger.kernel.org, logang@deltatee.com Sender: "linux-um" Errors-To: linux-um-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org From: Avinash Kondareddy Add unit tests for KUnit managed resources. KUnit managed resources (struct kunit_resource) are resources that are automatically cleaned up at the end of a KUnit test, similar to the concept of devm_* managed resources. Signed-off-by: Avinash Kondareddy Signed-off-by: Brendan Higgins Reviewed-by: Greg Kroah-Hartman Reviewed-by: Logan Gunthorpe --- kunit/test-test.c | 123 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 123 insertions(+) diff --git a/kunit/test-test.c b/kunit/test-test.c index 7afc9bb52f7be..ee926f798b266 100644 --- a/kunit/test-test.c +++ b/kunit/test-test.c @@ -101,3 +101,126 @@ 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_PTR_EQ(test, + &ctx->is_resource_initialized, res->allocation); + KUNIT_EXPECT_TRUE(test, list_is_last(&res->node, &ctx->test.resources)); + KUNIT_EXPECT_PTR_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);