Move the timer test code into its own file

loader.cc

@@ -150,23 +150,6 @@ void* do_main_thread(void *_args)
     drvman->load_all();
     drvman->list_drivers();
 
-    auto t1 = clock::get()->time();
-    auto t2 = clock::get()->time();
-    debug(fmt("clock@t1 %1%") % t1);
-    debug(fmt("clock@t2 %1%") % t2);
-
-    timespec ts = {};
-    ts.tv_nsec = 100;
-    t1 = clock::get()->time();
-    nanosleep(&ts, nullptr);
-    t2 = clock::get()->time();
-    debug(fmt("nanosleep(100) -> %d") % (t2 - t1));
-    ts.tv_nsec = 100000;
-    t1 = clock::get()->time();
-    nanosleep(&ts, nullptr);
-    t2 = clock::get()->time();
-    debug(fmt("nanosleep(100000) -> %d") % (t2 - t1));
-
     run_main(prog, args);
 
     while (true)

tests/tst-hub.cc

 #include "tst-hub.hh"
 #include "tst-threads.hh"
 #include "tst-malloc.hh"
+#include "tst-timer.hh"
 
 using namespace unit_tests;
 
 void tests::execute_tests() {
     test_threads threads;
     test_malloc malloc;
+    test_timer timer;
 
     instance().register_test(&threads);
     instance().register_test(&malloc);
+    instance().register_test(&timer);
 
     instance().run();
 }

tests/tst-timer.hh

+#ifndef __TST_TIMER__
+#define __TST_TIMER__
+
+#include "tst-hub.hh"
+#include "drivers/clock.hh"
+#include "debug.hh"
+
+class test_timer : public unit_tests::vtest {
+
+public:
+
+    void run()
+    {
+        auto t1 = clock::get()->time();
+        auto t2 = clock::get()->time();
+        debug(fmt("Timer test: clock@t1 %1%") % t1);
+        debug(fmt("Timer test: clock@t2 %1%") % t2);
+
+        timespec ts = {};
+        ts.tv_nsec = 100;
+        t1 = clock::get()->time();
+        nanosleep(&ts, nullptr);
+        t2 = clock::get()->time();
+        debug(fmt("Timer test: nanosleep(100) -> %d") % (t2 - t1));
+        ts.tv_nsec = 100000;
+        t1 = clock::get()->time();
+        nanosleep(&ts, nullptr);
+        t2 = clock::get()->time();
+        debug(fmt("Timer test: nanosleep(100000) -> %d") % (t2 - t1));
+    }
+};
+
+#endif