From patchwork Sat Sep 16 18:51:23 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Max Reitz X-Patchwork-Id: 9954461 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A237E601E8 for ; Sat, 16 Sep 2017 18:57:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8E3B228783 for ; Sat, 16 Sep 2017 18:57:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7FF5A28C88; Sat, 16 Sep 2017 18:57:58 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 8C67528783 for ; Sat, 16 Sep 2017 18:57:57 +0000 (UTC) Received: from localhost ([::1]:58318 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dtIHs-0000uY-FZ for patchwork-qemu-devel@patchwork.kernel.org; Sat, 16 Sep 2017 14:57:56 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55297) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dtIBy-0005Lt-BT for qemu-devel@nongnu.org; Sat, 16 Sep 2017 14:51:56 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dtIBw-0000dE-AB for qemu-devel@nongnu.org; Sat, 16 Sep 2017 14:51:50 -0400 Received: from mx1.redhat.com ([209.132.183.28]:43424) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dtIBq-0000ag-Rw; Sat, 16 Sep 2017 14:51:43 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D1F932DA; Sat, 16 Sep 2017 18:51:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com D1F932DA Authentication-Results: ext-mx05.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx05.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=mreitz@redhat.com Received: from localhost (ovpn-204-52.brq.redhat.com [10.40.204.52]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 2B6C45D6A5; Sat, 16 Sep 2017 18:51:40 +0000 (UTC) From: Max Reitz To: qemu-block@nongnu.org Date: Sat, 16 Sep 2017 20:51:23 +0200 Message-Id: <20170916185123.29255-7-mreitz@redhat.com> In-Reply-To: <20170916185123.29255-1-mreitz@redhat.com> References: <20170916185123.29255-1-mreitz@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Sat, 16 Sep 2017 18:51:42 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v5 6/6] tests: Add check-qobject for equality tests X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Markus Armbruster , qemu-devel@nongnu.org, Max Reitz Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Add a new test file (check-qobject.c) for unit tests that concern QObjects as a whole. Its only purpose for now is to test the qobject_is_equal() function. Signed-off-by: Max Reitz Reviewed-by: Eric Blake --- tests/Makefile.include | 4 +- tests/check-qobject.c | 315 +++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 318 insertions(+), 1 deletion(-) create mode 100644 tests/check-qobject.c diff --git a/tests/Makefile.include b/tests/Makefile.include index fae5715e9c..40b8b4e98f 100644 --- a/tests/Makefile.include +++ b/tests/Makefile.include @@ -41,6 +41,7 @@ check-unit-y += tests/check-qlist$(EXESUF) gcov-files-check-qlist-y = qobject/qlist.c check-unit-y += tests/check-qnull$(EXESUF) gcov-files-check-qnull-y = qobject/qnull.c +check-unit-y += tests/check-qobject$(EXESUF) check-unit-y += tests/check-qjson$(EXESUF) gcov-files-check-qjson-y = qobject/qjson.c check-unit-y += tests/check-qlit$(EXESUF) @@ -542,7 +543,7 @@ GENERATED_FILES += tests/test-qapi-types.h tests/test-qapi-visit.h \ tests/test-qmp-introspect.h test-obj-y = tests/check-qnum.o tests/check-qstring.o tests/check-qdict.o \ - tests/check-qlist.o tests/check-qnull.o \ + tests/check-qlist.o tests/check-qnull.o tests/check-qobject.o \ tests/check-qjson.o tests/check-qlit.o \ tests/test-coroutine.o tests/test-string-output-visitor.o \ tests/test-string-input-visitor.o tests/test-qobject-output-visitor.o \ @@ -576,6 +577,7 @@ tests/check-qstring$(EXESUF): tests/check-qstring.o $(test-util-obj-y) tests/check-qdict$(EXESUF): tests/check-qdict.o $(test-util-obj-y) tests/check-qlist$(EXESUF): tests/check-qlist.o $(test-util-obj-y) tests/check-qnull$(EXESUF): tests/check-qnull.o $(test-util-obj-y) +tests/check-qobject$(EXESUF): tests/check-qobject.o $(test-util-obj-y) tests/check-qjson$(EXESUF): tests/check-qjson.o $(test-util-obj-y) tests/check-qlit$(EXESUF): tests/check-qlit.o $(test-util-obj-y) tests/check-qom-interface$(EXESUF): tests/check-qom-interface.o $(test-qom-obj-y) diff --git a/tests/check-qobject.c b/tests/check-qobject.c new file mode 100644 index 0000000000..8f1b5550c2 --- /dev/null +++ b/tests/check-qobject.c @@ -0,0 +1,315 @@ +/* + * Generic QObject unit-tests. + * + * Copyright (C) 2017 Red Hat Inc. + * + * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. + * See the COPYING.LIB file in the top-level directory. + */ +#include "qemu/osdep.h" + +#include "qapi/qmp/types.h" +#include "qemu-common.h" + +#include + +/* Marks the end of the test_equality() argument list. + * We cannot use NULL there because that is a valid argument. */ +static QObject _test_equality_end_of_arguments; + +/** + * Test whether all variadic QObject *arguments are equal (@expected + * is true) or whether they are all not equal (@expected is false). + * Every QObject is tested to be equal to itself (to test + * reflexivity), all tests are done both ways (to test symmetry), and + * transitivity is not assumed but checked (each object is compared to + * every other one). + * + * Note that qobject_is_equal() is not really an equivalence relation, + * so this function may not be used for all objects (reflexivity is + * not guaranteed, e.g. in the case of a QNum containing NaN). + */ +static void do_test_equality(bool expected, ...) +{ + va_list ap_count, ap_extract; + QObject **args; + int arg_count = 0; + int i, j; + + va_start(ap_count, expected); + va_copy(ap_extract, ap_count); + while (va_arg(ap_count, QObject *) != &_test_equality_end_of_arguments) { + arg_count++; + } + va_end(ap_count); + + args = g_new(QObject *, arg_count); + for (i = 0; i < arg_count; i++) { + args[i] = va_arg(ap_extract, QObject *); + } + va_end(ap_extract); + + for (i = 0; i < arg_count; i++) { + g_assert(qobject_is_equal(args[i], args[i]) == true); + + for (j = i + 1; j < arg_count; j++) { + g_assert(qobject_is_equal(args[i], args[j]) == expected); + } + } +} + +#define test_equality(expected, ...) \ + do_test_equality(expected, __VA_ARGS__, &_test_equality_end_of_arguments) + +static void do_free_all(int _, ...) +{ + va_list ap; + QObject *obj; + + va_start(ap, _); + while ((obj = va_arg(ap, QObject *)) != NULL) { + qobject_decref(obj); + } + va_end(ap); +} + +#define free_all(...) \ + do_free_all(0, __VA_ARGS__, NULL) + +static void qobject_is_equal_null_test(void) +{ + test_equality(false, qnull(), NULL); +} + +static void qobject_is_equal_num_test(void) +{ + QNum *u0, *i0, *d0, *dnan, *um42, *im42, *dm42; + QString *s0, *s_empty; + QBool *bfalse; + + u0 = qnum_from_uint(0u); + i0 = qnum_from_int(0); + d0 = qnum_from_double(0.0); + dnan = qnum_from_double(NAN); + um42 = qnum_from_uint((uint64_t)-42); + im42 = qnum_from_int(-42); + dm42 = qnum_from_double(-42.0); + + s0 = qstring_from_str("0"); + s_empty = qstring_new(); + bfalse = qbool_from_bool(false); + + /* Integers representing a mathematically equal number should + * compare equal */ + test_equality(true, u0, i0); + /* Doubles, however, are always unequal to integers */ + test_equality(false, u0, d0); + test_equality(false, i0, d0); + + /* No automatic type conversion */ + test_equality(false, u0, s0, s_empty, bfalse, qnull(), NULL); + test_equality(false, i0, s0, s_empty, bfalse, qnull(), NULL); + test_equality(false, d0, s0, s_empty, bfalse, qnull(), NULL); + + /* Do not assume any object is equal to itself -- note however + * that NaN cannot occur in a JSON object anyway. */ + g_assert(qobject_is_equal(QOBJECT(dnan), QOBJECT(dnan)) == false); + + /* No unsigned overflow */ + test_equality(false, um42, im42); + test_equality(false, um42, dm42); + g_assert(qobject_is_equal(QOBJECT(im42), QOBJECT(dm42)) == false); + test_equality(false, im42, dm42); + + + free_all(u0, i0, d0, dnan, um42, im42, dm42, s0, s_empty, bfalse); +} + +static void qobject_is_equal_bool_test(void) +{ + QBool *btrue_0, *btrue_1, *bfalse_0, *bfalse_1; + + /* Automatic type conversion is tested in the QNum test */ + + btrue_0 = qbool_from_bool(true); + btrue_1 = qbool_from_bool(true); + bfalse_0 = qbool_from_bool(false); + bfalse_1 = qbool_from_bool(false); + + test_equality(true, btrue_0, btrue_1); + test_equality(true, bfalse_0, bfalse_1); + test_equality(false, btrue_0, bfalse_0); + test_equality(false, btrue_1, bfalse_1); + + free_all(btrue_0, btrue_1, bfalse_0, bfalse_1); +} + +static void qobject_is_equal_string_test(void) +{ + QString *str_base, *str_whitespace_0, *str_whitespace_1, *str_whitespace_2; + QString *str_whitespace_3, *str_case, *str_built; + + str_base = qstring_from_str("foo"); + str_whitespace_0 = qstring_from_str(" foo"); + str_whitespace_1 = qstring_from_str("foo "); + str_whitespace_2 = qstring_from_str("foo\b"); + str_whitespace_3 = qstring_from_str("fooo\b"); + str_case = qstring_from_str("Foo"); + + /* Should yield "foo" */ + str_built = qstring_from_substr("form", 0, 1); + qstring_append_chr(str_built, 'o'); + + test_equality(false, str_base, str_whitespace_0, str_whitespace_1, + str_whitespace_2, str_whitespace_3, str_case); + + test_equality(true, str_base, str_built); + + free_all(str_base, str_whitespace_0, str_whitespace_1, str_whitespace_2, + str_whitespace_3, str_case, str_built); +} + +static void qobject_is_equal_list_test(void) +{ + QList *list_0, *list_1, *list_cloned; + QList *list_reordered, *list_longer, *list_shorter; + + list_0 = qlist_new(); + list_1 = qlist_new(); + list_reordered = qlist_new(); + list_longer = qlist_new(); + list_shorter = qlist_new(); + + qlist_append_int(list_0, 1); + qlist_append_int(list_0, 2); + qlist_append_int(list_0, 3); + + qlist_append_int(list_1, 1); + qlist_append_int(list_1, 2); + qlist_append_int(list_1, 3); + + qlist_append_int(list_reordered, 1); + qlist_append_int(list_reordered, 3); + qlist_append_int(list_reordered, 2); + + qlist_append_int(list_longer, 1); + qlist_append_int(list_longer, 2); + qlist_append_int(list_longer, 3); + qlist_append_null(list_longer); + + qlist_append_int(list_shorter, 1); + qlist_append_int(list_shorter, 2); + + list_cloned = qlist_copy(list_0); + + test_equality(true, list_0, list_1, list_cloned); + test_equality(false, list_0, list_reordered, list_longer, list_shorter); + + /* With a NaN in it, the list should no longer compare equal to + * itself */ + qlist_append(list_0, qnum_from_double(NAN)); + g_assert(qobject_is_equal(QOBJECT(list_0), QOBJECT(list_0)) == false); + + free_all(list_0, list_1, list_cloned, list_reordered, list_longer, list_shorter); +} + +static void qobject_is_equal_dict_test(void) +{ + Error *local_err = NULL; + QDict *dict_0, *dict_1, *dict_cloned; + QDict *dict_different_key, *dict_different_value, *dict_different_null_key; + QDict *dict_longer, *dict_shorter, *dict_nested; + QDict *dict_crumpled; + + dict_0 = qdict_new(); + dict_1 = qdict_new(); + dict_different_key = qdict_new(); + dict_different_value = qdict_new(); + dict_different_null_key = qdict_new(); + dict_longer = qdict_new(); + dict_shorter = qdict_new(); + dict_nested = qdict_new(); + + qdict_put_int(dict_0, "f.o", 1); + qdict_put_int(dict_0, "bar", 2); + qdict_put_int(dict_0, "baz", 3); + qdict_put_null(dict_0, "null"); + + qdict_put_int(dict_1, "f.o", 1); + qdict_put_int(dict_1, "bar", 2); + qdict_put_int(dict_1, "baz", 3); + qdict_put_null(dict_1, "null"); + + qdict_put_int(dict_different_key, "F.o", 1); + qdict_put_int(dict_different_key, "bar", 2); + qdict_put_int(dict_different_key, "baz", 3); + qdict_put_null(dict_different_key, "null"); + + qdict_put_int(dict_different_value, "f.o", 42); + qdict_put_int(dict_different_value, "bar", 2); + qdict_put_int(dict_different_value, "baz", 3); + qdict_put_null(dict_different_value, "null"); + + qdict_put_int(dict_different_null_key, "f.o", 1); + qdict_put_int(dict_different_null_key, "bar", 2); + qdict_put_int(dict_different_null_key, "baz", 3); + qdict_put_null(dict_different_null_key, "none"); + + qdict_put_int(dict_longer, "f.o", 1); + qdict_put_int(dict_longer, "bar", 2); + qdict_put_int(dict_longer, "baz", 3); + qdict_put_int(dict_longer, "xyz", 4); + qdict_put_null(dict_longer, "null"); + + qdict_put_int(dict_shorter, "f.o", 1); + qdict_put_int(dict_shorter, "bar", 2); + qdict_put_int(dict_shorter, "baz", 3); + + qdict_put(dict_nested, "f", qdict_new()); + qdict_put_int(qdict_get_qdict(dict_nested, "f"), "o", 1); + qdict_put_int(dict_nested, "bar", 2); + qdict_put_int(dict_nested, "baz", 3); + qdict_put_null(dict_nested, "null"); + + dict_cloned = qdict_clone_shallow(dict_0); + + test_equality(true, dict_0, dict_1, dict_cloned); + test_equality(false, dict_0, dict_different_key, dict_different_value, + dict_different_null_key, dict_longer, dict_shorter, + dict_nested); + + dict_crumpled = qobject_to_qdict(qdict_crumple(dict_1, &local_err)); + g_assert(!local_err); + test_equality(true, dict_crumpled, dict_nested); + + qdict_flatten(dict_nested); + test_equality(true, dict_0, dict_nested); + + /* Containing an NaN value will make this dict compare unequal to + * itself */ + qdict_put(dict_0, "NaN", qnum_from_double(NAN)); + g_assert(qobject_is_equal(QOBJECT(dict_0), QOBJECT(dict_0)) == false); + + free_all(dict_0, dict_1, dict_cloned, dict_different_key, + dict_different_value, dict_different_null_key, dict_longer, + dict_shorter, dict_nested, dict_crumpled); +} + +int main(int argc, char **argv) +{ + g_test_init(&argc, &argv, NULL); + + g_test_add_func("/public/qobject_is_equal_null", + qobject_is_equal_null_test); + g_test_add_func("/public/qobject_is_equal_num", qobject_is_equal_num_test); + g_test_add_func("/public/qobject_is_equal_bool", + qobject_is_equal_bool_test); + g_test_add_func("/public/qobject_is_equal_string", + qobject_is_equal_string_test); + g_test_add_func("/public/qobject_is_equal_list", + qobject_is_equal_list_test); + g_test_add_func("/public/qobject_is_equal_dict", + qobject_is_equal_dict_test); + + return g_test_run(); +}