[RFC PATCH 2/2] add mach_host tests

[Luca Dariz]

---
 tests/Makefrag.am      |  4 +++-
 tests/test-mach_host.c | 54 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 57 insertions(+), 1 deletion(-)
 create mode 100644 tests/test-mach_host.c

diff --git a/tests/Makefrag.am b/tests/Makefrag.am
index c16326e8..cb946bc7 100644
--- a/tests/Makefrag.am
+++ b/tests/Makefrag.am
@@ -146,6 +146,8 @@ debug-%: test-%.iso
 
 
 TESTS += \
-       tests/test-hello
+       tests/test-hello \
+       tests/test-mach_host
+
 
 endif # !PLATFORM_xen
diff --git a/tests/test-mach_host.c b/tests/test-mach_host.c
new file mode 100644
index 00000000..2e9e6989
--- /dev/null
+++ b/tests/test-mach_host.c
@@ -0,0 +1,54 @@
+
+#include <testlib.h>
+
+#include <mach_host.user.h>
+
+void test_kernel_version()
+{
+  int err;
+  kernel_version_t kver;
+  err = host_get_kernel_version(mach_host_self(), kver);
+  ASSERT_RET(err, "host_kernel_info");
+  printf("kernel version: %s\n", kver);
+}
+
+void test_host_info()
+{
+  int err;
+  mach_msg_type_number_t count;
+  mach_port_t thishost = mach_host_self();
+
+  host_basic_info_data_t binfo;
+  count = HOST_BASIC_INFO_COUNT;
+  err = host_info(thishost, HOST_BASIC_INFO, (host_info_t)&binfo, &count);
+  ASSERT_RET(err, "host_basic_info");
+  ASSERT(count == HOST_BASIC_INFO_COUNT);
+
+  const int maxcpus = 255;
+  int proc_slots[maxcpus];
+  count = maxcpus;
+  err = host_info(thishost, HOST_PROCESSOR_SLOTS, (host_info_t)&proc_slots, 
&count);
+  ASSERT_RET(err, "host_processor_slots");
+  ASSERT((1 <= count) && (count <= maxcpus));
+
+  host_sched_info_data_t sinfo;
+  count = HOST_SCHED_INFO_COUNT;
+  err = host_info(thishost, HOST_SCHED_INFO, (host_info_t)&sinfo, &count);
+  ASSERT_RET(err, "host_sched_info");
+  ASSERT(count == HOST_SCHED_INFO_COUNT);
+
+  host_load_info_data_t linfo;
+  count = HOST_LOAD_INFO_COUNT;
+  err = host_info(thishost, HOST_LOAD_INFO, (host_info_t)&linfo, &count);
+  ASSERT_RET(err, "host_load_info");
+  ASSERT(count == HOST_LOAD_INFO_COUNT);
+}
+
+// TODO processor sets
+
+int main(int argc, char *argv[], int envc, char *envp[])
+{
+  test_kernel_version();
+  test_host_info();
+  return 0;
+}
-- 
2.39.2