1 files changed, 135 insertions, 0 deletions
diff --git a/tests/cpu-plug-test.c b/tests/cpu-plug-test.c
new file mode 100644
index 0000000000..45791190d8
--- /dev/null
+++ b/tests/cpu-plug-test.c
@@ -0,0 +1,135 @@
+/*
+ * QTest testcase for CPU plugging
+ *
+ * Copyright (c) 2015 SUSE Linux GmbH
+ *
+ * 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 "qemu-common.h"
+#include "libqtest.h"
+#include "qapi/qmp/types.h"
+
+struct PlugTestData {
+    char *machine;
+    const char *cpu_model;
+    unsigned sockets;
+    unsigned cores;
+    unsigned threads;
+    unsigned maxcpus;
+};
+typedef struct PlugTestData PlugTestData;
+
+static void test_plug_with_cpu_add(gconstpointer data)
+{
+    const PlugTestData *s = data;
+    char *args;
+    QDict *response;
+    unsigned int i;
+
+    args = g_strdup_printf("-machine %s -cpu %s "
+                           "-smp sockets=%u,cores=%u,threads=%u,maxcpus=%u",
+                           s->machine, s->cpu_model,
+                           s->sockets, s->cores, s->threads, s->maxcpus);
+    qtest_start(args);
+
+    for (i = s->sockets * s->cores * s->threads; i < s->maxcpus; i++) {
+        response = qmp("{ 'execute': 'cpu-add',"
+                       "  'arguments': { 'id': %d } }", i);
+        g_assert(response);
+        g_assert(!qdict_haskey(response, "error"));
+        QDECREF(response);
+    }
+
+    qtest_end();
+    g_free(args);
+}
+
+static void test_plug_without_cpu_add(gconstpointer data)
+{
+    const PlugTestData *s = data;
+    char *args;
+    QDict *response;
+
+    args = g_strdup_printf("-machine %s -cpu %s "
+                           "-smp sockets=%u,cores=%u,threads=%u,maxcpus=%u",
+                           s->machine, s->cpu_model,
+                           s->sockets, s->cores, s->threads, s->maxcpus);
+    qtest_start(args);
+
+    response = qmp("{ 'execute': 'cpu-add',"
+                   "  'arguments': { 'id': %d } }",
+                   s->sockets * s->cores * s->threads);
+    g_assert(response);
+    g_assert(qdict_haskey(response, "error"));
+    QDECREF(response);
+
+    qtest_end();
+    g_free(args);
+}
+
+static void test_data_free(gpointer data)
+{
+    PlugTestData *pc = data;
+
+    g_free(pc->machine);
+    g_free(pc);
+}
+
+static void add_pc_test_case(const char *mname)
+{
+    char *path;
+    PlugTestData *data;
+
+    if (!g_str_has_prefix(mname, "pc-")) {
+        return;
+    }
+    data = g_new(PlugTestData, 1);
+    data->machine = g_strdup(mname);
+    data->cpu_model = "Haswell"; /* 1.3+ theoretically */
+    data->sockets = 1;
+    data->cores = 3;
+    data->threads = 2;
+    data->maxcpus = data->sockets * data->cores * data->threads * 2;
+    if (g_str_has_suffix(mname, "-1.4") ||
+        (strcmp(mname, "pc-1.3") == 0) ||
+        (strcmp(mname, "pc-1.2") == 0) ||
+        (strcmp(mname, "pc-1.1") == 0) ||
+        (strcmp(mname, "pc-1.0") == 0) ||
+        (strcmp(mname, "pc-0.15") == 0) ||
+        (strcmp(mname, "pc-0.14") == 0) ||
+        (strcmp(mname, "pc-0.13") == 0) ||
+        (strcmp(mname, "pc-0.12") == 0) ||
+        (strcmp(mname, "pc-0.11") == 0) ||
+        (strcmp(mname, "pc-0.10") == 0)) {
+        path = g_strdup_printf("cpu/%s/init/%ux%ux%u&maxcpus=%u",
+                               mname, data->sockets, data->cores,
+                               data->threads, data->maxcpus);
+        qtest_add_data_func_full(path, data, test_plug_without_cpu_add,
+                                 test_data_free);
+        g_free(path);
+    } else {
+        path = g_strdup_printf("cpu/%s/add/%ux%ux%u&maxcpus=%u",
+                               mname, data->sockets, data->cores,
+                               data->threads, data->maxcpus);
+        qtest_add_data_func_full(path, data, test_plug_with_cpu_add,
+                                 test_data_free);
+        g_free(path);
+    }
+}
+
+int main(int argc, char **argv)
+{
+    const char *arch = qtest_get_arch();
+
+    g_test_init(&argc, &argv, NULL);
+
+    if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
+        qtest_cb_for_every_machine(add_pc_test_case);
+    }
+
+    return g_test_run();
+}