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[PATCH] Add unit tests for timer validation



Add minimal coverage for non-x86_64 timer validation
from commit 2f5d8ffebe5d3d00e16a051ed62ce8a703f18e7c

Signed-off-by: Sebastian Mitterle <smitterl redhat com>
---
 tests/meson.build        |   1 +
 tests/qemuvalidatetest.c | 107 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 108 insertions(+)
 create mode 100644 tests/qemuvalidatetest.c

diff --git a/tests/meson.build b/tests/meson.build
index 0a204c46e4..dfdc1e8b93 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -460,6 +460,7 @@ if conf.has('WITH_QEMU')
     { 'name': 'qemumigparamstest', 'link_with': [ test_qemu_driver_lib, test_utils_qemu_monitor_lib ], 'link_whole': [ test_utils_qemu_lib ] },
     { 'name': 'qemumonitorjsontest', 'link_with': [ test_qemu_driver_lib, test_utils_qemu_monitor_lib ], 'link_whole': [ test_utils_qemu_lib ] },
     { 'name': 'qemusecuritytest', 'sources': [ 'qemusecuritytest.c', 'qemusecuritymock.c' ], 'link_with': [ test_qemu_driver_lib ], 'link_whole': [ test_utils_qemu_lib ] },
+    { 'name': 'qemuvalidatetest', 'link_with': [ test_qemu_driver_lib ], 'link_whole': [ test_file_wrapper_lib ] },
     { 'name': 'qemuvhostusertest', 'link_with': [ test_qemu_driver_lib ], 'link_whole': [ test_file_wrapper_lib ] },
     { 'name': 'qemuxml2argvtest', 'link_with': [ test_qemu_driver_lib, test_utils_qemu_monitor_lib ], 'link_whole': [ test_utils_qemu_lib, test_file_wrapper_lib ] },
     { 'name': 'qemuxml2xmltest', 'link_with': [ test_qemu_driver_lib ], 'link_whole': [ test_utils_qemu_lib, test_file_wrapper_lib ] },
diff --git a/tests/qemuvalidatetest.c b/tests/qemuvalidatetest.c
new file mode 100644
index 0000000000..617669dae0
--- /dev/null
+++ b/tests/qemuvalidatetest.c
@@ -0,0 +1,107 @@
+/*
+ * qemuvalidatetest.c: Test the qemu domain validation
+ *
+ * Copyright (C) 2010-2020 Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+
+#include "qemu/qemu_validate.c"
+#include "testutils.h"
+#include "internal.h"
+#include "src/conf/virconftypes.h"
+#include "src/conf/domain_conf.h"
+#include "src/qemu/qemu_capabilities.h"
+#include "src/util/virarch.h"
+
+static virDomainDefPtr
+getDefWithUnsupportedTimerPresent(void)
+{
+    virDomainTimerDefPtr timer;
+    virDomainDefPtr def;
+
+    if (VIR_ALLOC(timer) < 0)
+        return NULL;
+
+    timer->present = 1;
+    timer->name = VIR_DOMAIN_TIMER_NAME_TSC;
+
+    def = virDomainDefNew();
+    def->virtType = VIR_DOMAIN_VIRT_QEMU;
+    def->os = (virDomainOSDef) {
+        .arch = VIR_ARCH_S390X,
+        .machine = (char *)"m"
+    };
+    def->emulator = (char *)"e";
+    def->clock = (virDomainClockDef) {
+        .ntimers = 1,
+    };
+    if (VIR_ALLOC_N(def->clock.timers, 1) < 0)
+        return NULL;
+    def->clock.timers[0] = timer;
+
+    return def;
+}
+
+static int
+errorTimersNotOnX86(const void *unused G_GNUC_UNUSED)
+{
+    int ret = 0;
+    char *log;
+    char expectedError[75] = "'tsc' timer is not supported for virtType=qemu arch=s390x machine=m guests";
+    virDomainDefPtr def = getDefWithUnsupportedTimerPresent();
+    if (qemuValidateDomainDefClockTimers(def, NULL) != -1) {
+        ret = -1;
+    }
+    log = virTestLogContentAndReset();
+    if (!strstr(log, expectedError)) {
+        printf("expected : %s", expectedError);
+        printf("but got : %s", virTestLogContentAndReset());
+        ret = -1;
+    }
+    return ret;
+}
+
+static int
+onlyErrorTimersNotOnX86IfPresent(const void *unused G_GNUC_UNUSED)
+{
+    int ret = 0;
+    virDomainDefPtr def = getDefWithUnsupportedTimerPresent();
+    def->clock.timers[0]->present = 0;
+    if (qemuValidateDomainDefClockTimers(def, NULL) == -1) {
+        ret = -1;
+    }
+    return ret;
+}
+
+static int
+testsuite(void)
+{
+    int ret = 0;
+
+#define DO_TEST(NAME) \
+    if (virTestRun("Command Exec " #NAME " test", \
+                   NAME, NULL) < 0) \
+        ret = -1
+
+    DO_TEST(errorTimersNotOnX86);
+    DO_TEST(onlyErrorTimersNotOnX86IfPresent);
+
+    return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
+}
+
+VIR_TEST_MAIN(testsuite);
-- 
2.26.2


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