initial import, >900commits predate this

framework/engine/test/run_test.cpp

@@ -0,0 +1,61 @@
+#include <gtest/gtest.h>
+
+#include <mm/engine.hpp>
+
+TEST(engine_run, test_run) {
+	MM::Engine engine;
+
+	bool run = false;
+
+	auto test_fun = [&run](auto& e) {
+		run = true;
+		e.stop();
+	};
+
+	auto handle = engine.addFixedUpdate(test_fun);
+	ASSERT_NE(handle.lock(), nullptr);
+
+	handle.lock()->priority = 1;
+
+	ASSERT_FALSE(run);
+	engine.run();
+	ASSERT_TRUE(run);
+
+	engine.removeFixedUpdate(handle);
+}
+
+TEST(engine_run, test_mult_run) {
+	MM::Engine engine;
+
+	bool run = false;
+	unsigned int fu_count = 0;
+	unsigned int u_count = 0;
+
+	const unsigned int f_to_do = 4;
+
+	auto test_f_fun = [&](auto& e) {
+		run = true;
+		fu_count++;
+
+		if (fu_count >= f_to_do)
+			e.stop();
+	};
+
+	auto handle_f = engine.addFixedUpdate(test_f_fun);
+	ASSERT_NE(handle_f.lock(), nullptr);
+	handle_f.lock()->priority = 1;
+
+	auto handle = engine.addUpdate([&u_count](auto&) { u_count++; });
+	ASSERT_NE(handle_f.lock(), nullptr);
+	handle.lock()->priority = 1;
+
+	ASSERT_FALSE(run);
+	engine.run();
+	ASSERT_TRUE(run);
+
+	EXPECT_GT(u_count, f_to_do) << "expected more update runs than fixed update runs...";
+	std::cout << "while performing " << f_to_do << " fixed updates, the engine did " << u_count << " updates.\n";
+
+	engine.removeFixedUpdate(handle_f);
+}
+