Merge commit 'dbe9285608507c592fede216f2c147c5a3d40cea' as 'gctest/minitrace'

1 files changed, 70 insertions, 0 deletions

diff --git a/gctest/minitrace/minitrace_test.cpp b/gctest/minitrace/minitrace_test.cpp
new file mode 100644
index 0000000..522ac8e
--- /dev/null
+++ b/gctest/minitrace/minitrace_test.cpp
@@ -0,0 +1,70 @@
+#include "minitrace.h"
+
+#ifdef _WIN32
+#include <windows.h>
+#define usleep(x) Sleep(x/1000)
+#else
+#include <unistd.h>
+#endif
+
+void c() {
+	MTR_SCOPE("c++", "c()");
+	usleep(10000);
+}
+
+void b() {
+	MTR_SCOPE("c++", "b()");
+	usleep(20000);
+	c();
+	usleep(10000);
+}
+
+void a() {
+	MTR_SCOPE("c++", "a()");
+	usleep(20000);
+	b();
+	usleep(10000);
+}
+
+int main() {
+	int i;
+	mtr_init("trace.json");
+	mtr_register_sigint_handler();
+
+	MTR_META_PROCESS_NAME("minitrace_test");
+	MTR_META_THREAD_NAME("main thread");
+
+	int long_running_thing_1;
+	int long_running_thing_2;
+
+	MTR_START("background", "long_running", &long_running_thing_1);
+	MTR_START("background", "long_running", &long_running_thing_2);
+
+	MTR_COUNTER("main", "greebles", 3);
+	MTR_BEGIN("main", "outer");
+	usleep(80000);
+	for (i = 0; i < 3; i++) {
+		MTR_BEGIN("main", "inner");
+		usleep(40000);
+		MTR_END("main", "inner");
+		usleep(10000);
+		MTR_COUNTER("main", "greebles", 3 * i + 10);
+	}
+	MTR_STEP("background", "long_running", &long_running_thing_1, "middle step");
+	usleep(80000);
+	MTR_END("main", "outer");
+	MTR_COUNTER("main", "greebles", 0);
+
+	usleep(10000);
+	a();
+
+	usleep(50000);
+	MTR_INSTANT("main", "the end");
+	usleep(10000);
+	MTR_FINISH("background", "long_running", &long_running_thing_1);
+	MTR_FINISH("background", "long_running", &long_running_thing_2);
+
+	mtr_flush();
+	mtr_shutdown();
+	return 0;
+}