From nobody Sun Nov 24 14:28:44 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=google.com ARC-Seal: i=1; a=rsa-sha256; t=1722889162; cv=none; d=zohomail.com; s=zohoarc; b=T0Q6HmagOv2dNIUW4JrkBL9CHwmiop6qAOL00mtq4NU5gdbLKQeRZXnNmFEkW7lwm7nObFUBvbOnmOZk32oyfo9WO/Yca8iVEIuaHl/HcFALq+mPUxr1SLAQuTZeMXv4kt3k9iZ6WDyyFpr8EN0VI7xd77uASJzzF38ivhRljFw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1722889162; h=Content-Type:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=JASjBppiABUPjVgHvBEg2ThgRlH+bgfpU7wO5e+NaYE=; b=FKSf5UN0+P9WVrF3L6XVZd9RjxhOeb5e9LjOHNoDeho4oByLI7Qh18iVQUMCVb5/js6ePwaPyH1T3zDcs40XV+mC63g22xe9Uym091avqeNdOYQfUL0xxdxKyo51fGdo70+GnFyTWGw+54hbIBsskZvBIDTZqsk7ummoKnJKCa4= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1722889162462380.96975565195385; Mon, 5 Aug 2024 13:19:22 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sb495-0001nR-Dx; Mon, 05 Aug 2024 16:17:31 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <3UzOxZgUKCroyf0nulttlqj.htrvjrz-ij0jqstslsz.twl@flex--tavip.bounces.google.com>) id 1sb493-0001h8-Kh for qemu-devel@nongnu.org; Mon, 05 Aug 2024 16:17:29 -0400 Received: from mail-pl1-x64a.google.com ([2607:f8b0:4864:20::64a]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from <3UzOxZgUKCroyf0nulttlqj.htrvjrz-ij0jqstslsz.twl@flex--tavip.bounces.google.com>) id 1sb491-0001OU-6V for qemu-devel@nongnu.org; Mon, 05 Aug 2024 16:17:29 -0400 Received: by mail-pl1-x64a.google.com with SMTP id d9443c01a7336-1fc6db23c74so115137205ad.0 for ; Mon, 05 Aug 2024 13:17:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1722889044; x=1723493844; darn=nongnu.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=JASjBppiABUPjVgHvBEg2ThgRlH+bgfpU7wO5e+NaYE=; b=1226g7oegg9vUhLbTAtjLydrqssAY52KEi+t9PqFJ0cFVgWWFQZ9BB0BnpuPYSVC23 L9tJWAwuEgtwAgk5fyPfsdlniDX8Hlry0e3+NWDYmryvMqDgjOtgGCNkd3pmJjGKzfvV Is0XM5XwR7tsjIMF6w+4SNJHfFcRy7/GHG5trFSzUPwEufxwUhK2+Wo/Eo8eacb3wPNP 7ITxqbxd3YWf+eejO3x3WbxojC6s3+iuSyzm7St98SZWmHBJjBUVgx4xCRkwgcnixPNh akxMuOiHjMRrJa2wMQQSPzOnQsVgaqaeKJARNRvVekR9GufzU4FlYTty1ltNhjMeXneR ec1A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1722889044; x=1723493844; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=JASjBppiABUPjVgHvBEg2ThgRlH+bgfpU7wO5e+NaYE=; b=snY0N364TfQrK43cE16fzJZZ9rvndp602vE5u/FpRirgjWZ0H9JNSpQ9QP6R3+Qb+w Wfio1iYsLTsvKTrXoDVHpxwtZUvBzKk7PPjSSzY0zmNOfhMvAyK72fzjM8iCni5jdyNd T6w0NLcmPtFCsdS5Flb/fGooGq+SIVTcaZTwB9nlMs0ISd44k8gOrgRDW/ahOVM+r0Ch JMS+KK+VYAdO70zdUUVWSvPJ7xayATpa0ZHLlCwRMPKU7fX8ErYnCkVun6NMemFLVtSv LYi4EOfiBU7HbW6KJQSBPkq192OZCCNMmFOCNEy9ntNd5S4giaNKC+12hUNsMLRoQZaI WHow== X-Gm-Message-State: AOJu0YyuYjfdXYH2/TZRgsS2yS7Oet80i+vurABNXVvEXJTYp6MdBRHO ToQRn4PO2U/OOucTGxSHub+7zaO04ULtPJLTtSlmosE2ca3N9igKZNEiIKEL3Z7/TtxTcrFjQ4E BW3lEaDBTMkgp2H1nYyiLmjiO7si9Yd2GAL2VBaq3uuBCMQDyf+oqMvdl4snSNng44OzxXH1Mhx B3SQJ7LW9eypd7CBYI5JNZFWmjxg== X-Google-Smtp-Source: AGHT+IGyyrIk3asawWetry+p/a5ZrU/dzfAfbZwm1JHiJ5mZUxhVOeR9NEDFuaROBsMRxBz+palCTk5KCA== X-Received: from warp10.c.googlers.com ([fda3:e722:ac3:cc00:24:72f4:c0a8:750]) (user=tavip job=sendgmr) by 2002:a17:902:c38c:b0:1fb:7f2c:5642 with SMTP id d9443c01a7336-1ff5730306cmr8797235ad.4.1722889043889; Mon, 05 Aug 2024 13:17:23 -0700 (PDT) Date: Mon, 5 Aug 2024 13:16:57 -0700 In-Reply-To: <20240805201719.2345596-1-tavip@google.com> Mime-Version: 1.0 References: <20240805201719.2345596-1-tavip@google.com> X-Mailer: git-send-email 2.46.0.rc2.264.g509ed76dc8-goog Message-ID: <20240805201719.2345596-3-tavip@google.com> Subject: [RFC PATCH 02/23] tests/unit: add fifo test From: Octavian Purdila To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, stefanst@google.com, pbonzini@redhat.com, alex.bennee@linaro.org, thuth@redhat.com, peter.maydell@linaro.org, marcandre.lureau@redhat.com, alistair@alistair23.me, berrange@redhat.com, philmd@linaro.org, jsnow@redhat.com, crosa@redhat.com, bleal@redhat.com Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::64a; envelope-from=3UzOxZgUKCroyf0nulttlqj.htrvjrz-ij0jqstslsz.twl@flex--tavip.bounces.google.com; helo=mail-pl1-x64a.google.com X-Spam_score_int: -95 X-Spam_score: -9.6 X-Spam_bar: --------- X-Spam_report: (-9.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, USER_IN_DEF_DKIM_WL=-7.5 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @google.com) X-ZM-MESSAGEID: 1722889164054116600 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add a simple FIFO unit test that test wrap around and push, pop and peek for both fifo8 and fifo32. Signed-off-by: Octavian Purdila --- tests/unit/meson.build | 1 + tests/unit/test-fifo.c | 98 ++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 99 insertions(+) create mode 100644 tests/unit/test-fifo.c diff --git a/tests/unit/meson.build b/tests/unit/meson.build index 26c109c968..397f2503f8 100644 --- a/tests/unit/meson.build +++ b/tests/unit/meson.build @@ -47,6 +47,7 @@ tests =3D { 'test-logging': [], 'test-qapi-util': [], 'test-interval-tree': [], + 'test-fifo': [], } =20 if have_system or have_tools diff --git a/tests/unit/test-fifo.c b/tests/unit/test-fifo.c new file mode 100644 index 0000000000..1686f8bd59 --- /dev/null +++ b/tests/unit/test-fifo.c @@ -0,0 +1,98 @@ +/* + * QEMU FIFO testing + * + * Copyright (C) 2024 Google LLC + * + * SPDX-License-Identifier: GPL-2.0-or-later + * + * This work is licensed under the terms of the GNU GPL, version 2 or late= r. + * See the COPYING file in the top-level directory. + */ + +#include "qemu/osdep.h" + +#include "qemu/fifo8.h" +#include "qemu/fifo32.h" + +typedef struct { + Fifo8 fifo8; + Fifo32 fifo32; +} TestFixture; + +#define FIFO_SIZE 13 + +/* + * Test fixture initialization. + */ +static void set_up(TestFixture *f, gconstpointer data) +{ + int n =3D (uintptr_t) data; + + fifo8_create(&f->fifo8, n); + fifo32_create(&f->fifo32, n); +} + +static void tear_down(TestFixture *f, gconstpointer user_data) +{ + fifo8_destroy(&f->fifo8); + fifo32_destroy(&f->fifo32); +} + +static void test_push_pop_batch(TestFixture *f, int n) +{ + uint8_t i; + + /* push and check peek */ + for (i =3D 0; i < n; i++) { + uint8_t val8 =3D i; + uint32_t val32 =3D i | ((i + 1) << 8) | ((i + 2) << 16) | ((i + 3)= << 24); + + fifo8_push(&f->fifo8, val8); + if (i =3D=3D 0) { + g_assert(*fifo8_peek_buf(&f->fifo8, 1, NULL) =3D=3D val8); + } + + fifo32_push(&f->fifo32, val32); + if (i =3D=3D 0) { + g_assert(fifo32_peek(&f->fifo32) =3D=3D val32); + } + } + + /* check peek and pop */ + for (i =3D 0; i < n; i++) { + uint8_t val8 =3D i; + uint32_t val32 =3D i | ((i + 1) << 8) | ((i + 2) << 16) | ((i + 3)= << 24); + + g_assert(*fifo8_peek_buf(&f->fifo8, 1, NULL) =3D=3D val8); + g_assert(fifo8_pop(&f->fifo8) =3D=3D val8); + + g_assert(fifo32_peek(&f->fifo32) =3D=3D val32); + g_assert(fifo32_pop(&f->fifo32) =3D=3D val32); + } +} + +/* max n should be less then 256 - 3 */ +static void wrap_around_test(TestFixture *f, gconstpointer user_data) +{ + int n =3D (uintptr_t) user_data; + const int cycles =3D 3; + int i; + + for (i =3D 0; i < cycles; i++) { + test_push_pop_batch(f, n / 2 + 1); + } +} + +/* mock-ups */ +void *vmstate_info_buffer; +uint32_t vmstate_info_uint32; + +int main(int argc, char **argv) +{ + g_test_init(&argc, &argv, NULL); + + g_test_add("/fifo/wrap-around", TestFixture, (gconstpointer)FIFO_SIZE, + set_up, wrap_around_test, tear_down); + + return g_test_run(); +} --=20 2.46.0.rc2.264.g509ed76dc8-goog