From patchwork Thu Feb 23 21:44:59 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 731772 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3vTnrR5t7Xz9s7M for ; Fri, 24 Feb 2017 08:47:03 +1100 (AEDT) Received: from localhost ([::1]:33038 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ch1E5-00019F-8w for incoming@patchwork.ozlabs.org; Thu, 23 Feb 2017 16:47:01 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34784) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ch1CW-0007l8-00 for qemu-devel@nongnu.org; Thu, 23 Feb 2017 16:45:26 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ch1CT-0004ay-57 for qemu-devel@nongnu.org; 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Thu, 23 Feb 2017 21:45:21 +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 03/21] qmp-test: New, covering basic QMP protocol 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: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake --- tests/Makefile.include | 5 +- tests/libqtest.c | 17 ++++-- tests/libqtest.h | 8 +++ tests/qmp-test.c | 139 +++++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 163 insertions(+), 6 deletions(-) create mode 100644 tests/qmp-test.c diff --git a/tests/Makefile.include b/tests/Makefile.include index e60bb6c..b212150 100644 --- a/tests/Makefile.include +++ b/tests/Makefile.include @@ -133,7 +133,9 @@ check-block-$(CONFIG_POSIX) += tests/qemu-iotests-quick.sh # All QTests for now are POSIX-only, but the dependencies are # really in libqtest, not in the testcases themselves. -check-qtest-generic-y = tests/device-introspect-test$(EXESUF) +check-qtest-generic-y = tests/qmp-test$(EXESUF) +gcov-files-generic-y = monitor.c qapi/qmp-dispatch.c +check-qtest-generic-y += tests/device-introspect-test$(EXESUF) gcov-files-generic-y = qdev-monitor.c qmp.c gcov-files-ipack-y += hw/ipack/ipack.c @@ -654,6 +656,7 @@ libqos-imx-obj-y = $(libqos-obj-y) tests/libqos/i2c-imx.o libqos-usb-obj-y = $(libqos-spapr-obj-y) $(libqos-pc-obj-y) tests/libqos/usb.o libqos-virtio-obj-y = $(libqos-spapr-obj-y) $(libqos-pc-obj-y) tests/libqos/virtio.o tests/libqos/virtio-pci.o tests/libqos/virtio-mmio.o tests/libqos/malloc-generic.o +tests/qmp-test$(EXESUF): tests/qmp-test.o tests/device-introspect-test$(EXESUF): tests/device-introspect-test.o tests/rtc-test$(EXESUF): tests/rtc-test.o tests/m48t59-test$(EXESUF): tests/m48t59-test.o diff --git a/tests/libqtest.c b/tests/libqtest.c index ad23ce9..cf27afc 100644 --- a/tests/libqtest.c +++ b/tests/libqtest.c @@ -149,7 +149,7 @@ void qtest_add_abrt_handler(GHookFunc fn, const void *data) g_hook_prepend(&abrt_hooks, hook); } -QTestState *qtest_init(const char *extra_args) +QTestState *qtest_init_without_qmp_handshake(const char *extra_args) { QTestState *s; int sock, qmpsock, i; @@ -204,10 +204,6 @@ QTestState *qtest_init(const char *extra_args) s->irq_level[i] = false; } - /* Read the QMP greeting and then do the handshake */ - qtest_qmp_discard_response(s, ""); - qtest_qmp_discard_response(s, "{ 'execute': 'qmp_capabilities' }"); - if (getenv("QTEST_STOP")) { kill(s->qemu_pid, SIGSTOP); } @@ -219,6 +215,17 @@ QTestState *qtest_init(const char *extra_args) return s; } +QTestState *qtest_init(const char *extra_args) +{ + QTestState *s = qtest_init_without_qmp_handshake(extra_args); + + /* Read the QMP greeting and then do the handshake */ + qtest_qmp_discard_response(s, ""); + qtest_qmp_discard_response(s, "{ 'execute': 'qmp_capabilities' }"); + + return s; +} + void qtest_quit(QTestState *s) { qtest_instances = g_list_remove(qtest_instances, s); diff --git a/tests/libqtest.h b/tests/libqtest.h index 90f182e..23bd76c 100644 --- a/tests/libqtest.h +++ b/tests/libqtest.h @@ -32,6 +32,14 @@ extern QTestState *global_qtest; QTestState *qtest_init(const char *extra_args); /** + * qtest_init: + * @extra_args: other arguments to pass to QEMU. + * + * Returns: #QTestState instance. + */ +QTestState *qtest_init_without_qmp_handshake(const char *extra_args); + +/** * qtest_quit: * @s: #QTestState instance to operate on. * diff --git a/tests/qmp-test.c b/tests/qmp-test.c new file mode 100644 index 0000000..405e49e --- /dev/null +++ b/tests/qmp-test.c @@ -0,0 +1,139 @@ +/* + * QMP protocol test cases + * + * Copyright (c) 2017 Red Hat Inc. + * + * Authors: + * Markus Armbruster , + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#include "qemu/osdep.h" +#include "libqtest.h" +#include "qapi-visit.h" +#include "qapi/error.h" +#include "qapi/qobject-input-visitor.h" +#include "qapi/visitor.h" + +const char common_args[] = "-nodefaults -machine none"; + +static const char *get_error_class(QDict *resp) +{ + QDict *error = qdict_get_qdict(resp, "error"); + const char *desc = qdict_get_try_str(error, "desc"); + + g_assert(desc); + return error ? qdict_get_try_str(error, "class") : NULL; +} + +static void test_version(QObject *version) +{ + Visitor *v; + VersionInfo *vinfo; + + g_assert(version); + v = qobject_input_visitor_new(version, true); + visit_type_VersionInfo(v, "version", &vinfo, &error_abort); + qapi_free_VersionInfo(vinfo); + visit_free(v); +} + +static void test_malformed(void) +{ + QDict *resp; + + /* Not even a dictionary */ + resp = qmp("null"); + g_assert_cmpstr(get_error_class(resp), ==, "GenericError"); + QDECREF(resp); + + /* No "execute" key */ + resp = qmp("{}"); + g_assert_cmpstr(get_error_class(resp), ==, "GenericError"); + QDECREF(resp); + + /* "execute" isn't a string */ + resp = qmp("{ 'execute': true }"); + g_assert_cmpstr(get_error_class(resp), ==, "GenericError"); + QDECREF(resp); + + /* "arguments" isn't a dictionary */ + resp = qmp("{ 'execute': 'no-such-cmd', 'arguments': [] }"); + g_assert_cmpstr(get_error_class(resp), ==, "GenericError"); + QDECREF(resp); + + /* extra key */ + resp = qmp("{ 'execute': 'no-such-cmd', 'extra': true }"); + g_assert_cmpstr(get_error_class(resp), ==, "GenericError"); + QDECREF(resp); +} + +static void test_qmp_protocol(void) +{ + QDict *resp, *q, *ret; + QList *capabilities; + + global_qtest = qtest_init_without_qmp_handshake(common_args); + + /* Test greeting */ + resp = qmp_receive(); + q = qdict_get_qdict(resp, "QMP"); + g_assert(q); + test_version(qdict_get(q, "version")); + capabilities = qdict_get_qlist(q, "capabilities"); + g_assert(capabilities && qlist_empty(capabilities)); + QDECREF(resp); + + /* Test valid command before handshake */ + resp = qmp("{ 'execute': 'query-version' }"); + g_assert_cmpstr(get_error_class(resp), ==, "CommandNotFound"); + QDECREF(resp); + + /* Test malformed commands before handshake */ + test_malformed(); + + /* Test handshake */ + resp = qmp("{ 'execute': 'qmp_capabilities' }"); + ret = qdict_get_qdict(resp, "return"); + g_assert(ret && !qdict_size(ret)); + QDECREF(resp); + + /* Test repeated handshake */ + resp = qmp("{ 'execute': 'qmp_capabilities' }"); + g_assert_cmpstr(get_error_class(resp), ==, "CommandNotFound"); + QDECREF(resp); + + /* Test valid command */ + resp = qmp("{ 'execute': 'query-version' }"); + test_version(qdict_get(resp, "return")); + QDECREF(resp); + + /* Test malformed commands */ + test_malformed(); + + /* Test 'id' */ + resp = qmp("{ 'execute': 'query-name', 'id': 'cookie#1' }"); + ret = qdict_get_qdict(resp, "return"); + g_assert(ret); + g_assert_cmpstr(qdict_get_try_str(resp, "id"), ==, "cookie#1"); + QDECREF(resp); + + /* Test command failure with 'id' */ + resp = qmp("{ 'execute': 'human-monitor-command', 'id': 2 }"); + g_assert_cmpstr(get_error_class(resp), ==, "GenericError"); + g_assert_cmpint(qdict_get_int(resp, "id"), ==, 2); + QDECREF(resp); + + qtest_end(); +} + +int main(int argc, char *argv[]) +{ + g_test_init(&argc, &argv, NULL); + + qtest_add_func("qmp/protocol", test_qmp_protocol); + + return g_test_run(); +}