added tests

test/CMakeLists.txt

@@ -10,7 +10,7 @@ target_link_libraries(catch_main PUBLIC CONAN_PKG::catch2)
 target_link_libraries(catch_main PRIVATE project_options)
 add_executable(tests tests.cpp)
-target_link_libraries(tests PRIVATE project_warnings project_options catch_main)
+target_link_libraries(tests PRIVATE project_warnings project_options catch_main state game)
 # automatically discover tests that are defined in catch based test files you can modify the unittests. TEST_PREFIX to
 # whatever you want, or use different for different binaries

test/tests.cpp

 #include <catch2/catch.hpp>
-unsigned int Factorial(unsigned int number)
+#include <string>
+#include "state/state.h"
+#include "state/shooter.h"
+#include "game/game.h"
+#include "state/level.h"
+
+TEST_CASE("Testing state history storing", "[state]")
 {
-  return number <= 1 ? number : Factorial(number - 1) * number;
+    state cs;
+    REQUIRE(cs.score == 0);
+    REQUIRE(cs.player.position.get() == 240);
+
+    cs.score = 100;
+    cs.push();
+
+    REQUIRE(cs.score == 100);
+
+    cs.player.position.set(120);
+    REQUIRE(cs.player.position.get() == 120);
+    cs.push();
+
+    cs.player.position.set(0);
+    REQUIRE(cs.player.position.get() == 0);
+
+    cs = state::pop();
+    
+    REQUIRE(cs.player.position.get() == 120);
+    REQUIRE(cs.score == 100);
+
+    cs = state::pop();
+
+    REQUIRE(cs.player.position.get() == 240);
+    REQUIRE(cs.score == 100);
+
+    try {
+        cs = state::pop();
+        REQUIRE(false);
+    } catch (const std::exception&) { }
 }
-TEST_CASE("Factorials are computed", "[factorial]")
-{
-  REQUIRE(Factorial(1) == 1);
-  REQUIRE(Factorial(2) == 2);
-  REQUIRE(Factorial(3) == 6);
-  REQUIRE(Factorial(10) == 3628800);
+TEST_CASE("Testing ranged_value structure", "[ranged_value]") {
+    ranged_value<int> val(5, 0, 10);
+
+    REQUIRE(val.get() == 5);
+    
+    val.set(3);
+
+    REQUIRE(val.get() == 3);
+
+    val.set(-5);
+
+    REQUIRE(val.get() == 0);
+
+    val.set(15);
+
+    REQUIRE(val.get() == 10);
+}
+
+TEST_CASE("Testing game initialization", "[game]") {
+    try {
+        game g(30);
+        REQUIRE(true);
+    } catch (const std::exception& e) {
+        std::string exception_string = e.what(); 
+        REQUIRE(exception_string == "");
+    }
+}
+
+TEST_CASE("Testing level loading", "[level]") {
+    try {
+        level::create().from_file("levels/01.txt");
+        level l1 = level::get("start");
+        REQUIRE(true);
+    } catch (const std::exception& e) {
+        std::string exception_string = e.what(); 
+        REQUIRE(exception_string == "");
+    }
+
+    try {
+        level l2 = level::get("gkfhdfgkdfghj");
+        REQUIRE(false);
+    } catch (const std::exception&) {
+        REQUIRE(true);
+    }
 }