[libvirt] [PATCH] qemumonitorjsontest: Introduce GetNonExistingCPUData test

[Michal Privoznik]

In the 730af8f2cd commit we are fixing broken qemu startup on systems
with ancient qemu. This commit introduces the regression test for that
specific case to make sure we don't break it again.

Signed-off-by: Michal Privoznik <mprivozn at redhat.com>
---
 tests/qemumonitorjsontest.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/tests/qemumonitorjsontest.c b/tests/qemumonitorjsontest.c
index 4cdb938..2152e4a 100644
--- a/tests/qemumonitorjsontest.c
+++ b/tests/qemumonitorjsontest.c
@@ -2038,6 +2038,49 @@ cleanup:
     return ret;
 }
 
+static int
+testQemuMonitorJSONGetNonExistingCPUData(const void *opaque)
+{
+    virDomainXMLOptionPtr xmlopt = (virDomainXMLOptionPtr) opaque;
+    qemuMonitorTestPtr test = qemuMonitorTestNewSimple(true, xmlopt);
+    virCPUDataPtr cpuData = NULL;
+    int rv, ret = -1;
+
+    if (!test)
+        return -1;
+
+    if (qemuMonitorTestAddItem(test, "qom-list",
+                               "{"
+                               "    \"id\": \"libvirt-7\","
+                               "    \"error\": {"
+                               "        \"class\": \"CommandNotFound\","
+                               "        \"desc\": \"The command qom-list has not been found\""
+                               "    }"
+                               "}") < 0)
+        goto cleanup;
+
+    rv = qemuMonitorJSONGetGuestCPU(qemuMonitorTestGetMonitor(test),
+                                   VIR_ARCH_X86_64,
+                                   &cpuData);
+    if (rv != -2) {
+        virReportError(VIR_ERR_INTERNAL_ERROR,
+                       "Unexpected return value %d, expecting -2", rv);
+        goto cleanup;
+    }
+
+    if (cpuData) {
+        virReportError(VIR_ERR_INTERNAL_ERROR,
+                       "Unexpected allocation of data = %p, expecting NULL",
+                       cpuData);
+        goto cleanup;
+    }
+
+    ret = 0;
+cleanup:
+    qemuMonitorTestFree(test);
+    cpuDataFree(cpuData);
+    return ret;
+}
 
 static int
 mymain(void)
@@ -2094,6 +2137,7 @@ mymain(void)
     DO_TEST(SetObjectProperty);
     DO_TEST(GetDeviceAliases);
     DO_TEST(CPU);
+    DO_TEST(GetNonExistingCPUData);
     DO_TEST_SIMPLE("qmp_capabilities", qemuMonitorJSONSetCapabilities);
     DO_TEST_SIMPLE("system_powerdown", qemuMonitorJSONSystemPowerdown);
     DO_TEST_SIMPLE("system_reset", qemuMonitorJSONSystemReset);
-- 
1.8.3.2