From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA01CC433E2 for ; Mon, 31 Aug 2020 10:49:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A89C6206F0 for ; Mon, 31 Aug 2020 10:49:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=amazon.com header.i=@amazon.com header.b="pkVMhSSo" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726913AbgHaKtQ (ORCPT ); Mon, 31 Aug 2020 06:49:16 -0400 Received: from smtp-fw-9102.amazon.com ([207.171.184.29]:61225 "EHLO smtp-fw-9102.amazon.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726121AbgHaKtB (ORCPT ); Mon, 31 Aug 2020 06:49:01 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1598870942; x=1630406942; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=t83U6iMpHB5Ra5CmTIpP+H+t+wsO9yd9cZKiYQA2Yh0=; b=pkVMhSSo6D7LvBTUYQOvnX+mErPFRreplBZcRRdTEQ5khesWNo/e4/S3 Jb79/lTYSI2T5WS2qYjB5K5A5xVnrBVZAu+413hrsGwCDQyI3dwAd+Kzf LbjMd1CXRo1DHlTwpgwOumxRZG3a+j+MrsRCa88Nq02nSPsYt/YTszstH U=; X-IronPort-AV: E=Sophos;i="5.76,375,1592870400"; d="scan'208";a="72355524" Received: from sea32-co-svc-lb4-vlan3.sea.corp.amazon.com (HELO email-inbound-relay-2b-4ff6265a.us-west-2.amazon.com) ([10.47.23.38]) by smtp-border-fw-out-9102.sea19.amazon.com with ESMTP; 31 Aug 2020 10:48:59 +0000 Received: from EX13D31EUB001.ant.amazon.com (pdx4-ws-svc-p6-lb7-vlan3.pdx.amazon.com [10.170.41.166]) by email-inbound-relay-2b-4ff6265a.us-west-2.amazon.com (Postfix) with ESMTPS id CE26CA261F; Mon, 31 Aug 2020 10:48:56 +0000 (UTC) Received: from u3f2cd687b01c55.ant.amazon.com (10.43.160.100) by EX13D31EUB001.ant.amazon.com (10.43.166.210) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 31 Aug 2020 10:48:38 +0000 From: SeongJae Park To: CC: SeongJae Park , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [RFC v8 03/10] mm/damon-test: Add more unit tests for 'init_regions' Date: Mon, 31 Aug 2020 12:47:23 +0200 Message-ID: <20200831104730.28970-4-sjpark@amazon.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200831104730.28970-1-sjpark@amazon.com> References: <20200831104730.28970-1-sjpark@amazon.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.43.160.100] X-ClientProxiedBy: EX13D49UWB002.ant.amazon.com (10.43.163.68) To EX13D31EUB001.ant.amazon.com (10.43.166.210) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: SeongJae Park This commit adds more test cases for the new feature, 'init_regions'. Signed-off-by: SeongJae Park Reviewed-by: Brendan Higgins --- mm/damon-test.h | 53 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) diff --git a/mm/damon-test.h b/mm/damon-test.h index 71413ffc1dcb..e67e8fb17eca 100644 --- a/mm/damon-test.h +++ b/mm/damon-test.h @@ -161,6 +161,58 @@ static void damon_test_set_recording(struct kunit *test) KUNIT_EXPECT_STREQ(test, ctx->rfile_path, "foo"); } +static void damon_test_set_init_regions(struct kunit *test) +{ + struct damon_ctx *ctx = &damon_user_ctx; + unsigned long ids[] = {1, 2, 3}; + /* Each line represents one region in `` `` */ + char * const valid_inputs[] = {"2 10 20\n 2 20 30\n2 35 45", + "2 10 20\n", + "2 10 20\n1 39 59\n1 70 134\n 2 20 25\n", + ""}; + /* Reading the file again will show sorted, clean output */ + char * const valid_expects[] = {"2 10 20\n2 20 30\n2 35 45\n", + "2 10 20\n", + "1 39 59\n1 70 134\n2 10 20\n2 20 25\n", + ""}; + char * const invalid_inputs[] = {"4 10 20\n", /* target not exists */ + "2 10 20\n 2 14 26\n", /* regions overlap */ + "1 10 20\n2 30 40\n 1 5 8"}; /* not sorted by address */ + char *input, *expect; + int i, rc; + char buf[256]; + + damon_set_targets(ctx, ids, 3); + + /* Put valid inputs and check the results */ + for (i = 0; i < ARRAY_SIZE(valid_inputs); i++) { + input = valid_inputs[i]; + expect = valid_expects[i]; + + rc = set_init_regions(ctx, input, strnlen(input, 256)); + KUNIT_EXPECT_EQ(test, rc, 0); + + memset(buf, 0, 256); + sprint_init_regions(ctx, buf, 256); + + KUNIT_EXPECT_STREQ(test, (char *)buf, expect); + } + /* Put invlid inputs and check the return error code */ + for (i = 0; i < ARRAY_SIZE(invalid_inputs); i++) { + input = invalid_inputs[i]; + pr_info("input: %s\n", input); + rc = set_init_regions(ctx, input, strnlen(input, 256)); + KUNIT_EXPECT_EQ(test, rc, -EINVAL); + + memset(buf, 0, 256); + sprint_init_regions(ctx, buf, 256); + + KUNIT_EXPECT_STREQ(test, (char *)buf, ""); + } + + damon_set_targets(ctx, NULL, 0); +} + static void __link_vmas(struct vm_area_struct *vmas, ssize_t nr_vmas) { int i, j; @@ -645,6 +697,7 @@ static struct kunit_case damon_test_cases[] = { KUNIT_CASE(damon_test_regions), KUNIT_CASE(damon_test_set_targets), KUNIT_CASE(damon_test_set_recording), + KUNIT_CASE(damon_test_set_init_regions), KUNIT_CASE(damon_test_three_regions_in_vmas), KUNIT_CASE(damon_test_aggregate), KUNIT_CASE(damon_test_write_rbuf), -- 2.17.1