Unit testing timers

coresdk/src/test/unit_tests/unit_test_timers.cpp

@@ -0,0 +1,35 @@
+/**
+ * Timer Unit Tests
+ */
+
+#include "catch.hpp"
+#include "timers.h"
+#include "logging_handling.h"
+
+using namespace splashkit_lib;
+
+TEST_CASE("create_timer and free_timer", "[timers][create_timer][free_timer]")
+{
+    timer t = create_timer("test_timer");
+    REQUIRE(has_timer("test_timer"));
+
+    free_timer(t);
+    REQUIRE_FALSE(has_timer("test_timer"));
+}
+
+TEST_CASE("start_timer and pause_timer", "[timers][start_timer][pause_timer]")
+{
+    timer t = create_timer("test_pause");
+    REQUIRE(timer_ticks(t) == 0); // starts at 0
+
+    start_timer(t);
+    while (timer_ticks(t) == 0)
+    {
+        // wait until some ticks have passed
+    }
+    REQUIRE(timer_ticks(t) > 0); // time has advanced
+
+    pause_timer(t);
+    unsigned int ticks = timer_ticks(t);
+    REQUIRE(timer_ticks(t) == ticks); // ticks do not change while paused
+}